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blender-archive/source/blender/editors/mesh/editmesh_tools.c

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/*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* The Original Code is Copyright (C) 2004 by Blender Foundation.
* All rights reserved.
*/
/** \file
* \ingroup edmesh
*/
#include <stddef.h>
#include "MEM_guardedalloc.h"
#include "DNA_key_types.h"
#include "DNA_material_types.h"
#include "DNA_mesh_types.h"
#include "DNA_meshdata_types.h"
#include "DNA_modifier_types.h"
#include "DNA_object_types.h"
#include "DNA_scene_types.h"
#include "BLI_bitmap.h"
#include "BLI_heap_simple.h"
#include "BLI_listbase.h"
#include "BLI_linklist.h"
#include "BLI_linklist_stack.h"
#include "BLI_math.h"
#include "BLI_rand.h"
#include "BLI_sort_utils.h"
#include "BLI_string.h"
#include "BKE_editmesh.h"
#include "BKE_context.h"
#include "BKE_deform.h"
#include "BKE_key.h"
#include "BKE_layer.h"
#include "BKE_library.h"
#include "BKE_main.h"
#include "BKE_material.h"
#include "BKE_mesh.h"
#include "BKE_report.h"
#include "BKE_texture.h"
#include "DEG_depsgraph.h"
#include "DEG_depsgraph_build.h"
#include "BLT_translation.h"
#include "RNA_define.h"
#include "RNA_access.h"
#include "RNA_enum_types.h"
#include "WM_api.h"
#include "WM_types.h"
#include "ED_mesh.h"
#include "ED_object.h"
#include "ED_screen.h"
#include "ED_transform.h"
#include "ED_transform_snap_object_context.h"
#include "ED_uvedit.h"
#include "ED_view3d.h"
#include "RE_render_ext.h"
#include "UI_interface.h"
#include "UI_resources.h"
#include "mesh_intern.h" /* own include */
#include "bmesh_tools.h"
#define USE_FACE_CREATE_SEL_EXTEND
/* -------------------------------------------------------------------- */
/** \name Subdivide Operator
* \{ */
static int edbm_subdivide_exec(bContext *C, wmOperator *op)
{
const int cuts = RNA_int_get(op->ptr, "number_cuts");
const float smooth = RNA_float_get(op->ptr, "smoothness");
const float fractal = RNA_float_get(op->ptr, "fractal") / 2.5f;
const float along_normal = RNA_float_get(op->ptr, "fractal_along_normal");
if (RNA_boolean_get(op->ptr, "ngon") &&
RNA_enum_get(op->ptr, "quadcorner") == SUBD_CORNER_STRAIGHT_CUT) {
RNA_enum_set(op->ptr, "quadcorner", SUBD_CORNER_INNERVERT);
}
const int quad_corner_type = RNA_enum_get(op->ptr, "quadcorner");
const bool use_quad_tri = !RNA_boolean_get(op->ptr, "ngon");
const int seed = RNA_int_get(op->ptr, "seed");
ViewLayer *view_layer = CTX_data_view_layer(C);
uint objects_len = 0;
Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(
view_layer, CTX_wm_view3d(C), &objects_len);
for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
Object *obedit = objects[ob_index];
BMEditMesh *em = BKE_editmesh_from_object(obedit);
if (!(em->bm->totedgesel || em->bm->totfacesel)) {
continue;
}
BM_mesh_esubdivide(em->bm,
BM_ELEM_SELECT,
smooth,
SUBD_FALLOFF_LIN,
false,
fractal,
along_normal,
cuts,
SUBDIV_SELECT_ORIG,
quad_corner_type,
use_quad_tri,
true,
false,
seed);
EDBM_update_generic(em, true, true);
}
MEM_freeN(objects);
return OPERATOR_FINISHED;
}
/* Note, these values must match delete_mesh() event values */
static const EnumPropertyItem prop_mesh_cornervert_types[] = {
{SUBD_CORNER_INNERVERT, "INNERVERT", 0, "Inner Vert", ""},
{SUBD_CORNER_PATH, "PATH", 0, "Path", ""},
{SUBD_CORNER_STRAIGHT_CUT, "STRAIGHT_CUT", 0, "Straight Cut", ""},
{SUBD_CORNER_FAN, "FAN", 0, "Fan", ""},
{0, NULL, 0, NULL, NULL},
};
void MESH_OT_subdivide(wmOperatorType *ot)
{
PropertyRNA *prop;
/* identifiers */
ot->name = "Subdivide";
ot->description = "Subdivide selected edges";
ot->idname = "MESH_OT_subdivide";
/* api callbacks */
ot->exec = edbm_subdivide_exec;
ot->poll = ED_operator_editmesh;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
/* properties */
prop = RNA_def_int(ot->srna, "number_cuts", 1, 1, 100, "Number of Cuts", "", 1, 10);
/* avoid re-using last var because it can cause
* _very_ high poly meshes and annoy users (or worse crash) */
RNA_def_property_flag(prop, PROP_SKIP_SAVE);
RNA_def_float(
ot->srna, "smoothness", 0.0f, 0.0f, 1e3f, "Smoothness", "Smoothness factor", 0.0f, 1.0f);
WM_operatortype_props_advanced_begin(ot);
RNA_def_boolean(ot->srna,
"ngon",
true,
"Create N-Gons",
"When disabled, newly created faces are limited to 3-4 sided faces");
RNA_def_enum(
ot->srna,
"quadcorner",
prop_mesh_cornervert_types,
SUBD_CORNER_STRAIGHT_CUT,
"Quad Corner Type",
"How to subdivide quad corners (anything other than Straight Cut will prevent ngons)");
RNA_def_float(ot->srna,
"fractal",
0.0f,
0.0f,
1e6f,
"Fractal",
"Fractal randomness factor",
0.0f,
1000.0f);
RNA_def_float(ot->srna,
"fractal_along_normal",
0.0f,
0.0f,
1.0f,
"Along Normal",
"Apply fractal displacement along normal only",
0.0f,
1.0f);
RNA_def_int(ot->srna,
"seed",
0,
0,
INT_MAX,
"Random Seed",
"Seed for the random number generator",
0,
255);
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Edge Ring Subdivide Operator
*
* Bridge code shares props.
*
* \{ */
struct EdgeRingOpSubdProps {
int interp_mode;
int cuts;
float smooth;
int profile_shape;
float profile_shape_factor;
};
static void mesh_operator_edgering_props(wmOperatorType *ot,
const int cuts_min,
const int cuts_default)
{
/* Note, these values must match delete_mesh() event values */
static const EnumPropertyItem prop_subd_edgering_types[] = {
{SUBD_RING_INTERP_LINEAR, "LINEAR", 0, "Linear", ""},
{SUBD_RING_INTERP_PATH, "PATH", 0, "Blend Path", ""},
{SUBD_RING_INTERP_SURF, "SURFACE", 0, "Blend Surface", ""},
{0, NULL, 0, NULL, NULL},
};
PropertyRNA *prop;
prop = RNA_def_int(
ot->srna, "number_cuts", cuts_default, 0, 1000, "Number of Cuts", "", cuts_min, 64);
RNA_def_property_flag(prop, PROP_SKIP_SAVE);
RNA_def_enum(ot->srna,
"interpolation",
prop_subd_edgering_types,
SUBD_RING_INTERP_PATH,
"Interpolation",
"Interpolation method");
RNA_def_float(
ot->srna, "smoothness", 1.0f, 0.0f, 1e3f, "Smoothness", "Smoothness factor", 0.0f, 2.0f);
/* profile-shape */
RNA_def_float(ot->srna,
"profile_shape_factor",
0.0f,
-1e3f,
1e3f,
"Profile Factor",
"How much intermediary new edges are shrunk/expanded",
-2.0f,
2.0f);
prop = RNA_def_property(ot->srna, "profile_shape", PROP_ENUM, PROP_NONE);
RNA_def_property_enum_items(prop, rna_enum_proportional_falloff_curve_only_items);
RNA_def_property_enum_default(prop, PROP_SMOOTH);
RNA_def_property_ui_text(prop, "Profile Shape", "Shape of the profile");
RNA_def_property_translation_context(prop, BLT_I18NCONTEXT_ID_CURVE); /* Abusing id_curve :/ */
}
static void mesh_operator_edgering_props_get(wmOperator *op, struct EdgeRingOpSubdProps *op_props)
{
op_props->interp_mode = RNA_enum_get(op->ptr, "interpolation");
op_props->cuts = RNA_int_get(op->ptr, "number_cuts");
op_props->smooth = RNA_float_get(op->ptr, "smoothness");
op_props->profile_shape = RNA_enum_get(op->ptr, "profile_shape");
op_props->profile_shape_factor = RNA_float_get(op->ptr, "profile_shape_factor");
}
static int edbm_subdivide_edge_ring_exec(bContext *C, wmOperator *op)
{
ViewLayer *view_layer = CTX_data_view_layer(C);
uint objects_len = 0;
Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(
view_layer, CTX_wm_view3d(C), &objects_len);
struct EdgeRingOpSubdProps op_props;
mesh_operator_edgering_props_get(op, &op_props);
for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
Object *obedit = objects[ob_index];
BMEditMesh *em = BKE_editmesh_from_object(obedit);
if (em->bm->totedgesel == 0) {
continue;
}
if (!EDBM_op_callf(em,
op,
"subdivide_edgering edges=%he interp_mode=%i cuts=%i smooth=%f "
"profile_shape=%i profile_shape_factor=%f",
BM_ELEM_SELECT,
op_props.interp_mode,
op_props.cuts,
op_props.smooth,
op_props.profile_shape,
op_props.profile_shape_factor)) {
continue;
}
EDBM_update_generic(em, true, true);
}
MEM_freeN(objects);
return OPERATOR_FINISHED;
}
void MESH_OT_subdivide_edgering(wmOperatorType *ot)
{
/* identifiers */
ot->name = "Subdivide Edge-Ring";
ot->description = "Subdivide perpendicular edges to the selected edge ring";
ot->idname = "MESH_OT_subdivide_edgering";
/* api callbacks */
ot->exec = edbm_subdivide_edge_ring_exec;
ot->poll = ED_operator_editmesh;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
/* properties */
mesh_operator_edgering_props(ot, 1, 10);
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Un-Subdivide Operator
* \{ */
static int edbm_unsubdivide_exec(bContext *C, wmOperator *op)
{
const int iterations = RNA_int_get(op->ptr, "iterations");
ViewLayer *view_layer = CTX_data_view_layer(C);
uint objects_len = 0;
Object **objects = BKE_view_layer_array_from_objects_in_edit_mode(
view_layer, CTX_wm_view3d(C), &objects_len);
for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
Object *obedit = objects[ob_index];
BMEditMesh *em = BKE_editmesh_from_object(obedit);
if ((em->bm->totvertsel == 0) && (em->bm->totedgesel == 0) && (em->bm->totfacesel == 0)) {
continue;
}
BMOperator bmop;
EDBM_op_init(em, &bmop, op, "unsubdivide verts=%hv iterations=%i", BM_ELEM_SELECT, iterations);
BMO_op_exec(em->bm, &bmop);
if (!EDBM_op_finish(em, &bmop, op, true)) {
continue;
}
if ((em->selectmode & SCE_SELECT_VERTEX) == 0) {
EDBM_selectmode_flush_ex(em, SCE_SELECT_VERTEX); /* need to flush vert->face first */
}
EDBM_selectmode_flush(em);
EDBM_update_generic(em, true, true);
}
MEM_freeN(objects);
return OPERATOR_FINISHED;
}
void MESH_OT_unsubdivide(wmOperatorType *ot)
{
/* identifiers */
ot->name = "Un-Subdivide";
ot->description = "UnSubdivide selected edges & faces";
ot->idname = "MESH_OT_unsubdivide";
/* api callbacks */
ot->exec = edbm_unsubdivide_exec;
ot->poll = ED_operator_editmesh;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
/* props */
RNA_def_int(
ot->srna, "iterations", 2, 1, 1000, "Iterations", "Number of times to unsubdivide", 1, 100);
}
void EDBM_project_snap_verts(bContext *C, ARegion *ar, BMEditMesh *em)
{
Main *bmain = CTX_data_main(C);
Object *obedit = em->ob;
BMIter iter;
BMVert *eve;
ED_view3d_init_mats_rv3d(obedit, ar->regiondata);
struct SnapObjectContext *snap_context = ED_transform_snap_object_context_create_view3d(
bmain, CTX_data_scene(C), CTX_data_depsgraph(C), 0, ar, CTX_wm_view3d(C));
BM_ITER_MESH (eve, &iter, em->bm, BM_VERTS_OF_MESH) {
if (BM_elem_flag_test(eve, BM_ELEM_SELECT)) {
float mval[2], co_proj[3];
if (ED_view3d_project_float_object(ar, eve->co, mval, V3D_PROJ_TEST_NOP) ==
V3D_PROJ_RET_OK) {
if (ED_transform_snap_object_project_view3d(snap_context,
SCE_SNAP_MODE_FACE,
&(const struct SnapObjectParams){
.snap_select = SNAP_NOT_ACTIVE,
.use_object_edit_cage = false,
.use_occlusion_test = true,
},
mval,
NULL,
co_proj,
NULL)) {
mul_v3_m4v3(eve->co, obedit->imat, co_proj);
}
}
}
}
ED_transform_snap_object_context_destroy(snap_context);
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Delete Operator
* \{ */
/* Note, these values must match delete_mesh() event values */
enum {
MESH_DELETE_VERT = 0,
MESH_DELETE_EDGE = 1,
MESH_DELETE_FACE = 2,
MESH_DELETE_EDGE_FACE = 3,
MESH_DELETE_ONLY_FACE = 4,
};
static void edbm_report_delete_info(ReportList *reports,
const int totelem_old[3],
const int totelem_new[3])
{
BKE_reportf(reports,
RPT_INFO,
"Removed: %d vertices, %d edges, %d faces",
totelem_old[0] - totelem_new[0],
totelem_old[1] - totelem_new[1],
totelem_old[2] - totelem_new[2]);
}
static int edbm_delete_exec(bContext *C, wmOperator *op)
{
ViewLayer *view_layer = CTX_data_view_layer(C);
uint objects_len = 0;
Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(
view_layer, CTX_wm_view3d(C), &objects_len);
bool changed_multi = false;
for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
Object *obedit = objects[ob_index];
BMEditMesh *em = BKE_editmesh_from_object(obedit);
const int type = RNA_enum_get(op->ptr, "type");
switch (type) {
case MESH_DELETE_VERT: /* Erase Vertices */
if (!(em->bm->totvertsel &&
EDBM_op_callf(em, op, "delete geom=%hv context=%i", BM_ELEM_SELECT, DEL_VERTS))) {
continue;
}
break;
case MESH_DELETE_EDGE: /* Erase Edges */
if (!(em->bm->totedgesel &&
EDBM_op_callf(em, op, "delete geom=%he context=%i", BM_ELEM_SELECT, DEL_EDGES))) {
continue;
}
break;
case MESH_DELETE_FACE: /* Erase Faces */
if (!(em->bm->totfacesel &&
EDBM_op_callf(em, op, "delete geom=%hf context=%i", BM_ELEM_SELECT, DEL_FACES))) {
continue;
}
break;
case MESH_DELETE_EDGE_FACE:
/* Edges and Faces */
if (!((em->bm->totedgesel || em->bm->totfacesel) &&
EDBM_op_callf(
em, op, "delete geom=%hef context=%i", BM_ELEM_SELECT, DEL_EDGESFACES))) {
continue;
}
break;
case MESH_DELETE_ONLY_FACE:
/* Only faces. */
if (!(em->bm->totfacesel &&
EDBM_op_callf(
em, op, "delete geom=%hf context=%i", BM_ELEM_SELECT, DEL_ONLYFACES))) {
continue;
}
break;
default:
BLI_assert(0);
break;
}
changed_multi = true;
EDBM_flag_disable_all(em, BM_ELEM_SELECT);
EDBM_update_generic(em, true, true);
}
MEM_freeN(objects);
return changed_multi ? OPERATOR_FINISHED : OPERATOR_CANCELLED;
}
void MESH_OT_delete(wmOperatorType *ot)
{
static const EnumPropertyItem prop_mesh_delete_types[] = {
{MESH_DELETE_VERT, "VERT", 0, "Vertices", ""},
{MESH_DELETE_EDGE, "EDGE", 0, "Edges", ""},
{MESH_DELETE_FACE, "FACE", 0, "Faces", ""},
{MESH_DELETE_EDGE_FACE, "EDGE_FACE", 0, "Only Edges & Faces", ""},
{MESH_DELETE_ONLY_FACE, "ONLY_FACE", 0, "Only Faces", ""},
{0, NULL, 0, NULL, NULL},
};
/* identifiers */
ot->name = "Delete";
ot->description = "Delete selected vertices, edges or faces";
ot->idname = "MESH_OT_delete";
/* api callbacks */
ot->invoke = WM_menu_invoke;
ot->exec = edbm_delete_exec;
ot->poll = ED_operator_editmesh;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
/* props */
ot->prop = RNA_def_enum(ot->srna,
"type",
prop_mesh_delete_types,
MESH_DELETE_VERT,
"Type",
"Method used for deleting mesh data");
RNA_def_property_flag(ot->prop, PROP_HIDDEN | PROP_SKIP_SAVE);
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Delete Loose Operator
* \{ */
static bool bm_face_is_loose(BMFace *f)
{
BMLoop *l_iter, *l_first;
l_iter = l_first = BM_FACE_FIRST_LOOP(f);
do {
if (!BM_edge_is_boundary(l_iter->e)) {
return false;
}
} while ((l_iter = l_iter->next) != l_first);
return true;
}
static int edbm_delete_loose_exec(bContext *C, wmOperator *op)
{
ViewLayer *view_layer = CTX_data_view_layer(C);
int totelem_old_sel[3];
int totelem_old[3];
uint objects_len = 0;
Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(
view_layer, CTX_wm_view3d(C), &objects_len);
EDBM_mesh_stats_multi(objects, objects_len, totelem_old, totelem_old_sel);
const bool use_verts = (RNA_boolean_get(op->ptr, "use_verts") && totelem_old_sel[0]);
const bool use_edges = (RNA_boolean_get(op->ptr, "use_edges") && totelem_old_sel[1]);
const bool use_faces = (RNA_boolean_get(op->ptr, "use_faces") && totelem_old_sel[2]);
for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
Object *obedit = objects[ob_index];
BMEditMesh *em = BKE_editmesh_from_object(obedit);
BMesh *bm = em->bm;
BMIter iter;
BM_mesh_elem_hflag_disable_all(bm, BM_VERT | BM_EDGE | BM_FACE, BM_ELEM_TAG, false);
if (use_faces) {
BMFace *f;
BM_ITER_MESH (f, &iter, bm, BM_FACES_OF_MESH) {
if (BM_elem_flag_test(f, BM_ELEM_SELECT)) {
BM_elem_flag_set(f, BM_ELEM_TAG, bm_face_is_loose(f));
}
}
BM_mesh_delete_hflag_context(bm, BM_ELEM_TAG, DEL_FACES);
}
if (use_edges) {
BMEdge *e;
BM_ITER_MESH (e, &iter, bm, BM_EDGES_OF_MESH) {
if (BM_elem_flag_test(e, BM_ELEM_SELECT)) {
BM_elem_flag_set(e, BM_ELEM_TAG, BM_edge_is_wire(e));
}
}
BM_mesh_delete_hflag_context(bm, BM_ELEM_TAG, DEL_EDGES);
}
if (use_verts) {
BMVert *v;
BM_ITER_MESH (v, &iter, bm, BM_VERTS_OF_MESH) {
if (BM_elem_flag_test(v, BM_ELEM_SELECT)) {
BM_elem_flag_set(v, BM_ELEM_TAG, (v->e == NULL));
}
}
BM_mesh_delete_hflag_context(bm, BM_ELEM_TAG, DEL_VERTS);
}
EDBM_flag_disable_all(em, BM_ELEM_SELECT);
EDBM_update_generic(em, true, true);
}
int totelem_new[3];
EDBM_mesh_stats_multi(objects, objects_len, totelem_new, NULL);
edbm_report_delete_info(op->reports, totelem_old, totelem_new);
MEM_freeN(objects);
return OPERATOR_FINISHED;
}
void MESH_OT_delete_loose(wmOperatorType *ot)
{
/* identifiers */
ot->name = "Delete Loose";
ot->description = "Delete loose vertices, edges or faces";
ot->idname = "MESH_OT_delete_loose";
/* api callbacks */
ot->exec = edbm_delete_loose_exec;
ot->poll = ED_operator_editmesh;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
/* props */
RNA_def_boolean(ot->srna, "use_verts", true, "Vertices", "Remove loose vertices");
RNA_def_boolean(ot->srna, "use_edges", true, "Edges", "Remove loose edges");
RNA_def_boolean(ot->srna, "use_faces", false, "Faces", "Remove loose faces");
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Collapse Edge Operator
* \{ */
static int edbm_collapse_edge_exec(bContext *C, wmOperator *op)
{
ViewLayer *view_layer = CTX_data_view_layer(C);
uint objects_len = 0;
Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(
view_layer, CTX_wm_view3d(C), &objects_len);
for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
Object *obedit = objects[ob_index];
BMEditMesh *em = BKE_editmesh_from_object(obedit);
if (em->bm->totedgesel == 0) {
continue;
}
if (!EDBM_op_callf(em, op, "collapse edges=%he uvs=%b", BM_ELEM_SELECT, true)) {
continue;
}
EDBM_update_generic(em, true, true);
}
MEM_freeN(objects);
return OPERATOR_FINISHED;
}
void MESH_OT_edge_collapse(wmOperatorType *ot)
{
/* identifiers */
ot->name = "Edge Collapse";
ot->description = "Collapse selected edges";
ot->idname = "MESH_OT_edge_collapse";
/* api callbacks */
ot->exec = edbm_collapse_edge_exec;
ot->poll = ED_operator_editmesh;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Create Edge/Face Operator
* \{ */
static bool edbm_add_edge_face__smooth_get(BMesh *bm)
{
BMEdge *e;
BMIter iter;
unsigned int vote_on_smooth[2] = {0, 0};
BM_ITER_MESH (e, &iter, bm, BM_EDGES_OF_MESH) {
if (BM_elem_flag_test(e, BM_ELEM_SELECT) && e->l) {
vote_on_smooth[BM_elem_flag_test_bool(e->l->f, BM_ELEM_SMOOTH)]++;
}
}
return (vote_on_smooth[0] < vote_on_smooth[1]);
}
#ifdef USE_FACE_CREATE_SEL_EXTEND
/**
* Function used to get a fixed number of edges linked to a vertex that passes a test function.
* This is used so we can request all boundary edges connected to a vertex for eg.
*/
static int edbm_add_edge_face_exec__vert_edge_lookup(
BMVert *v, BMEdge *e_used, BMEdge **e_arr, const int e_arr_len, bool (*func)(const BMEdge *))
{
BMIter iter;
BMEdge *e_iter;
int i = 0;
BM_ITER_ELEM (e_iter, &iter, v, BM_EDGES_OF_VERT) {
if (BM_elem_flag_test(e_iter, BM_ELEM_HIDDEN) == false) {
if ((e_used == NULL) || (e_used != e_iter)) {
if (func(e_iter)) {
e_arr[i++] = e_iter;
if (i >= e_arr_len) {
break;
}
}
}
}
}
return i;
}
static BMElem *edbm_add_edge_face_exec__tricky_extend_sel(BMesh *bm)
{
BMIter iter;
bool found = false;
if (bm->totvertsel == 1 && bm->totedgesel == 0 && bm->totfacesel == 0) {
/* first look for 2 boundary edges */
BMVert *v;
BM_ITER_MESH (v, &iter, bm, BM_VERTS_OF_MESH) {
if (BM_elem_flag_test(v, BM_ELEM_SELECT)) {
found = true;
break;
}
}
if (found) {
BMEdge *ed_pair[3];
if (((edbm_add_edge_face_exec__vert_edge_lookup(v, NULL, ed_pair, 3, BM_edge_is_wire) ==
2) &&
(BM_edge_share_face_check(ed_pair[0], ed_pair[1]) == false)) ||
((edbm_add_edge_face_exec__vert_edge_lookup(v, NULL, ed_pair, 3, BM_edge_is_boundary) ==
2) &&
(BM_edge_share_face_check(ed_pair[0], ed_pair[1]) == false))) {
BMEdge *e_other = BM_edge_exists(BM_edge_other_vert(ed_pair[0], v),
BM_edge_other_vert(ed_pair[1], v));
BM_edge_select_set(bm, ed_pair[0], true);
BM_edge_select_set(bm, ed_pair[1], true);
if (e_other) {
BM_edge_select_set(bm, e_other, true);
}
return (BMElem *)v;
}
}
}
else if (bm->totvertsel == 2 && bm->totedgesel == 1 && bm->totfacesel == 0) {
/* first look for 2 boundary edges */
BMEdge *e;
BM_ITER_MESH (e, &iter, bm, BM_EDGES_OF_MESH) {
if (BM_elem_flag_test(e, BM_ELEM_SELECT)) {
found = true;
break;
}
}
if (found) {
BMEdge *ed_pair_v1[2];
BMEdge *ed_pair_v2[2];
if (((edbm_add_edge_face_exec__vert_edge_lookup(e->v1, e, ed_pair_v1, 2, BM_edge_is_wire) ==
1) &&
(edbm_add_edge_face_exec__vert_edge_lookup(e->v2, e, ed_pair_v2, 2, BM_edge_is_wire) ==
1) &&
(BM_edge_share_face_check(e, ed_pair_v1[0]) == false) &&
(BM_edge_share_face_check(e, ed_pair_v2[0]) == false)) ||
# if 1 /* better support mixed cases [#37203] */
((edbm_add_edge_face_exec__vert_edge_lookup(e->v1, e, ed_pair_v1, 2, BM_edge_is_wire) ==
1) &&
(edbm_add_edge_face_exec__vert_edge_lookup(
e->v2, e, ed_pair_v2, 2, BM_edge_is_boundary) == 1) &&
(BM_edge_share_face_check(e, ed_pair_v1[0]) == false) &&
(BM_edge_share_face_check(e, ed_pair_v2[0]) == false)) ||
((edbm_add_edge_face_exec__vert_edge_lookup(
e->v1, e, ed_pair_v1, 2, BM_edge_is_boundary) == 1) &&
(edbm_add_edge_face_exec__vert_edge_lookup(e->v2, e, ed_pair_v2, 2, BM_edge_is_wire) ==
1) &&
(BM_edge_share_face_check(e, ed_pair_v1[0]) == false) &&
(BM_edge_share_face_check(e, ed_pair_v2[0]) == false)) ||
# endif
((edbm_add_edge_face_exec__vert_edge_lookup(
e->v1, e, ed_pair_v1, 2, BM_edge_is_boundary) == 1) &&
(edbm_add_edge_face_exec__vert_edge_lookup(
e->v2, e, ed_pair_v2, 2, BM_edge_is_boundary) == 1) &&
(BM_edge_share_face_check(e, ed_pair_v1[0]) == false) &&
(BM_edge_share_face_check(e, ed_pair_v2[0]) == false))) {
BMVert *v1_other = BM_edge_other_vert(ed_pair_v1[0], e->v1);
BMVert *v2_other = BM_edge_other_vert(ed_pair_v2[0], e->v2);
BMEdge *e_other = (v1_other != v2_other) ? BM_edge_exists(v1_other, v2_other) : NULL;
BM_edge_select_set(bm, ed_pair_v1[0], true);
BM_edge_select_set(bm, ed_pair_v2[0], true);
if (e_other) {
BM_edge_select_set(bm, e_other, true);
}
return (BMElem *)e;
}
}
}
return NULL;
}
static void edbm_add_edge_face_exec__tricky_finalize_sel(BMesh *bm, BMElem *ele_desel, BMFace *f)
{
/* now we need to find the edge that isnt connected to this element */
BM_select_history_clear(bm);
/* Notes on hidden geometry:
* - Un-hide the face since its possible hidden was copied when copying
* surrounding face attributes.
* - Un-hide before adding to select history
* since we may extend into an existing, hidden vert/edge.
*/
BM_elem_flag_disable(f, BM_ELEM_HIDDEN);
BM_face_select_set(bm, f, false);
if (ele_desel->head.htype == BM_VERT) {
BMLoop *l = BM_face_vert_share_loop(f, (BMVert *)ele_desel);
BLI_assert(f->len == 3);
BM_vert_select_set(bm, (BMVert *)ele_desel, false);
BM_edge_select_set(bm, l->next->e, true);
BM_select_history_store(bm, l->next->e);
}
else {
BMLoop *l = BM_face_edge_share_loop(f, (BMEdge *)ele_desel);
BLI_assert(f->len == 4 || f->len == 3);
BM_edge_select_set(bm, (BMEdge *)ele_desel, false);
if (f->len == 4) {
BMEdge *e_active = l->next->next->e;
BM_elem_flag_disable(e_active, BM_ELEM_HIDDEN);
BM_edge_select_set(bm, e_active, true);
BM_select_history_store(bm, e_active);
}
else {
BMVert *v_active = l->next->next->v;
BM_elem_flag_disable(v_active, BM_ELEM_HIDDEN);
BM_vert_select_set(bm, v_active, true);
BM_select_history_store(bm, v_active);
}
}
}
#endif /* USE_FACE_CREATE_SEL_EXTEND */
static int edbm_add_edge_face_exec(bContext *C, wmOperator *op)
{
/* when this is used to dissolve we could avoid this, but checking isnt too slow */
ViewLayer *view_layer = CTX_data_view_layer(C);
uint objects_len = 0;
Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(
view_layer, CTX_wm_view3d(C), &objects_len);
for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
Object *obedit = objects[ob_index];
BMEditMesh *em = BKE_editmesh_from_object(obedit);
if ((em->bm->totvertsel == 0) && (em->bm->totedgesel == 0) && (em->bm->totvertsel == 0)) {
continue;
}
bool use_smooth = edbm_add_edge_face__smooth_get(em->bm);
int totedge_orig = em->bm->totedge;
int totface_orig = em->bm->totface;
BMOperator bmop;
#ifdef USE_FACE_CREATE_SEL_EXTEND
BMElem *ele_desel;
BMFace *ele_desel_face;
/* be extra clever, figure out if a partial selection should be extended so we can create
* geometry with single vert or single edge selection. */
ele_desel = edbm_add_edge_face_exec__tricky_extend_sel(em->bm);
#endif
if (!EDBM_op_init(em,
&bmop,
op,
"contextual_create geom=%hfev mat_nr=%i use_smooth=%b",
BM_ELEM_SELECT,
em->mat_nr,
use_smooth)) {
continue;
}
BMO_op_exec(em->bm, &bmop);
/* cancel if nothing was done */
if ((totedge_orig == em->bm->totedge) && (totface_orig == em->bm->totface)) {
EDBM_op_finish(em, &bmop, op, true);
continue;
}
#ifdef USE_FACE_CREATE_SEL_EXTEND
/* normally we would want to leave the new geometry selected,
* but being able to press F many times to add geometry is too useful! */
if (ele_desel && (BMO_slot_buffer_count(bmop.slots_out, "faces.out") == 1) &&
(ele_desel_face = BMO_slot_buffer_get_first(bmop.slots_out, "faces.out"))) {
edbm_add_edge_face_exec__tricky_finalize_sel(em->bm, ele_desel, ele_desel_face);
}
else
#endif
{
/* Newly created faces may include existing hidden edges,
* copying face data from surrounding, may have copied hidden face flag too.
*
* Important that faces use flushing since 'edges.out'
* wont include hidden edges that already existed.
*/
BMO_slot_buffer_hflag_disable(
em->bm, bmop.slots_out, "faces.out", BM_FACE, BM_ELEM_HIDDEN, true);
BMO_slot_buffer_hflag_disable(
em->bm, bmop.slots_out, "edges.out", BM_EDGE, BM_ELEM_HIDDEN, false);
BMO_slot_buffer_hflag_enable(
em->bm, bmop.slots_out, "faces.out", BM_FACE, BM_ELEM_SELECT, true);
BMO_slot_buffer_hflag_enable(
em->bm, bmop.slots_out, "edges.out", BM_EDGE, BM_ELEM_SELECT, true);
}
if (!EDBM_op_finish(em, &bmop, op, true)) {
continue;
}
EDBM_update_generic(em, true, true);
}
MEM_freeN(objects);
return OPERATOR_FINISHED;
}
void MESH_OT_edge_face_add(wmOperatorType *ot)
{
/* identifiers */
ot->name = "Make Edge/Face";
ot->description = "Add an edge or face to selected";
ot->idname = "MESH_OT_edge_face_add";
/* api callbacks */
ot->exec = edbm_add_edge_face_exec;
ot->poll = ED_operator_editmesh;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Mark Edge (Seam) Operator
* \{ */
static int edbm_mark_seam_exec(bContext *C, wmOperator *op)
{
Scene *scene = CTX_data_scene(C);
ViewLayer *view_layer = CTX_data_view_layer(C);
BMEdge *eed;
BMIter iter;
const bool clear = RNA_boolean_get(op->ptr, "clear");
uint objects_len = 0;
Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(
view_layer, CTX_wm_view3d(C), &objects_len);
for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
Object *obedit = objects[ob_index];
BMEditMesh *em = BKE_editmesh_from_object(obedit);
BMesh *bm = em->bm;
if (bm->totedgesel == 0) {
continue;
}
if (clear) {
BM_ITER_MESH (eed, &iter, bm, BM_EDGES_OF_MESH) {
if (!BM_elem_flag_test(eed, BM_ELEM_SELECT) || BM_elem_flag_test(eed, BM_ELEM_HIDDEN)) {
continue;
}
BM_elem_flag_disable(eed, BM_ELEM_SEAM);
}
}
else {
BM_ITER_MESH (eed, &iter, bm, BM_EDGES_OF_MESH) {
if (!BM_elem_flag_test(eed, BM_ELEM_SELECT) || BM_elem_flag_test(eed, BM_ELEM_HIDDEN)) {
continue;
}
BM_elem_flag_enable(eed, BM_ELEM_SEAM);
}
}
}
ED_uvedit_live_unwrap(scene, objects, objects_len);
for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
Object *obedit = objects[ob_index];
BMEditMesh *em = BKE_editmesh_from_object(obedit);
EDBM_update_generic(em, true, false);
}
MEM_freeN(objects);
return OPERATOR_FINISHED;
}
void MESH_OT_mark_seam(wmOperatorType *ot)
{
PropertyRNA *prop;
/* identifiers */
ot->name = "Mark Seam";
ot->idname = "MESH_OT_mark_seam";
ot->description = "(Un)mark selected edges as a seam";
/* api callbacks */
ot->exec = edbm_mark_seam_exec;
ot->poll = ED_operator_editmesh;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
prop = RNA_def_boolean(ot->srna, "clear", 0, "Clear", "");
RNA_def_property_flag(prop, PROP_HIDDEN | PROP_SKIP_SAVE);
WM_operatortype_props_advanced_begin(ot);
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Mark Edge (Sharp) Operator
* \{ */
static int edbm_mark_sharp_exec(bContext *C, wmOperator *op)
{
BMEdge *eed;
BMIter iter;
const bool clear = RNA_boolean_get(op->ptr, "clear");
const bool use_verts = RNA_boolean_get(op->ptr, "use_verts");
ViewLayer *view_layer = CTX_data_view_layer(C);
uint objects_len = 0;
Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(
view_layer, CTX_wm_view3d(C), &objects_len);
for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
Object *obedit = objects[ob_index];
BMEditMesh *em = BKE_editmesh_from_object(obedit);
BMesh *bm = em->bm;
if ((use_verts && bm->totvertsel == 0) || (!use_verts && bm->totedgesel == 0)) {
continue;
}
BM_ITER_MESH (eed, &iter, bm, BM_EDGES_OF_MESH) {
if (use_verts) {
if (!(BM_elem_flag_test(eed->v1, BM_ELEM_SELECT) ||
BM_elem_flag_test(eed->v2, BM_ELEM_SELECT))) {
continue;
}
}
else if (!BM_elem_flag_test(eed, BM_ELEM_SELECT)) {
continue;
}
BM_elem_flag_set(eed, BM_ELEM_SMOOTH, clear);
}
EDBM_update_generic(em, true, false);
}
MEM_freeN(objects);
return OPERATOR_FINISHED;
}
void MESH_OT_mark_sharp(wmOperatorType *ot)
{
PropertyRNA *prop;
/* identifiers */
ot->name = "Mark Sharp";
ot->idname = "MESH_OT_mark_sharp";
ot->description = "(Un)mark selected edges as sharp";
/* api callbacks */
ot->exec = edbm_mark_sharp_exec;
ot->poll = ED_operator_editmesh;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
prop = RNA_def_boolean(ot->srna, "clear", false, "Clear", "");
RNA_def_property_flag(prop, PROP_HIDDEN | PROP_SKIP_SAVE);
prop = RNA_def_boolean(
ot->srna,
"use_verts",
false,
"Vertices",
"Consider vertices instead of edges to select which edges to (un)tag as sharp");
RNA_def_property_flag(prop, PROP_SKIP_SAVE);
}
static bool edbm_connect_vert_pair(BMEditMesh *em, wmOperator *op)
{
BMesh *bm = em->bm;
BMOperator bmop;
const int verts_len = bm->totvertsel;
bool is_pair = (verts_len == 2);
int len = 0;
bool check_degenerate = true;
BMVert **verts;
bool checks_succeded = true;
/* sanity check */
if (verts_len < 2) {
return false;
}
verts = MEM_mallocN(sizeof(*verts) * verts_len, __func__);
{
BMIter iter;
BMVert *v;
int i = 0;
BM_ITER_MESH (v, &iter, bm, BM_VERTS_OF_MESH) {
if (BM_elem_flag_test(v, BM_ELEM_SELECT)) {
verts[i++] = v;
}
}
if (BM_vert_pair_share_face_check_cb(
verts[0],
verts[1],
BM_elem_cb_check_hflag_disabled_simple(BMFace *, BM_ELEM_HIDDEN))) {
check_degenerate = false;
is_pair = false;
}
}
if (is_pair) {
if (!EDBM_op_init(em,
&bmop,
op,
"connect_vert_pair verts=%eb verts_exclude=%hv faces_exclude=%hf",
verts,
verts_len,
BM_ELEM_HIDDEN,
BM_ELEM_HIDDEN)) {
checks_succeded = false;
}
}
else {
if (!EDBM_op_init(em,
&bmop,
op,
"connect_verts verts=%eb faces_exclude=%hf check_degenerate=%b",
verts,
verts_len,
BM_ELEM_HIDDEN,
check_degenerate)) {
checks_succeded = false;
}
}
if (checks_succeded) {
BMO_op_exec(bm, &bmop);
len = BMO_slot_get(bmop.slots_out, "edges.out")->len;
if (len && is_pair) {
/* new verts have been added, we have to select the edges, not just flush */
BMO_slot_buffer_hflag_enable(
em->bm, bmop.slots_out, "edges.out", BM_EDGE, BM_ELEM_SELECT, true);
}
if (!EDBM_op_finish(em, &bmop, op, true)) {
len = 0;
}
else {
/* so newly created edges get the selection state from the vertex */
EDBM_selectmode_flush(em);
EDBM_update_generic(em, true, true);
}
}
MEM_freeN(verts);
return len;
}
static int edbm_vert_connect_exec(bContext *C, wmOperator *op)
{
ViewLayer *view_layer = CTX_data_view_layer(C);
uint objects_len = 0;
uint failed_objects_len = 0;
Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(
view_layer, CTX_wm_view3d(C), &objects_len);
for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
Object *obedit = objects[ob_index];
BMEditMesh *em = BKE_editmesh_from_object(obedit);
if (!edbm_connect_vert_pair(em, op)) {
failed_objects_len++;
}
}
MEM_freeN(objects);
return failed_objects_len == objects_len ? OPERATOR_FINISHED : OPERATOR_CANCELLED;
}
void MESH_OT_vert_connect(wmOperatorType *ot)
{
/* identifiers */
ot->name = "Vertex Connect";
ot->idname = "MESH_OT_vert_connect";
ot->description = "Connect selected vertices of faces, splitting the face";
/* api callbacks */
ot->exec = edbm_vert_connect_exec;
ot->poll = ED_operator_editmesh;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Split Concave Faces Operator
* \{ */
/**
* check that endpoints are verts and only have a single selected edge connected.
*/
static bool bm_vert_is_select_history_open(BMesh *bm)
{
BMEditSelection *ele_a = bm->selected.first;
BMEditSelection *ele_b = bm->selected.last;
if ((ele_a->htype == BM_VERT) && (ele_b->htype == BM_VERT)) {
if ((BM_iter_elem_count_flag(BM_EDGES_OF_VERT, (BMVert *)ele_a->ele, BM_ELEM_SELECT, true) ==
1) &&
(BM_iter_elem_count_flag(BM_EDGES_OF_VERT, (BMVert *)ele_b->ele, BM_ELEM_SELECT, true) ==
1)) {
return true;
}
}
return false;
}
static bool bm_vert_connect_pair(BMesh *bm, BMVert *v_a, BMVert *v_b)
{
BMOperator bmop;
BMVert **verts;
const int totedge_orig = bm->totedge;
BMO_op_init(bm, &bmop, BMO_FLAG_DEFAULTS, "connect_vert_pair");
verts = BMO_slot_buffer_alloc(&bmop, bmop.slots_in, "verts", 2);
verts[0] = v_a;
verts[1] = v_b;
BM_vert_normal_update(verts[0]);
BM_vert_normal_update(verts[1]);
BMO_op_exec(bm, &bmop);
BMO_slot_buffer_hflag_enable(bm, bmop.slots_out, "edges.out", BM_EDGE, BM_ELEM_SELECT, true);
BMO_op_finish(bm, &bmop);
return (bm->totedge != totedge_orig);
}
static bool bm_vert_connect_select_history(BMesh *bm)
{
/* Logic is as follows:
*
* - If there are any isolated/wire verts - connect as edges.
* - Otherwise connect faces.
* - If all edges have been created already, closed the loop.
*/
if (BLI_listbase_count_at_most(&bm->selected, 2) == 2 && (bm->totvertsel > 2)) {
BMEditSelection *ese;
int tot = 0;
bool changed = false;
bool has_wire = false;
// bool all_verts;
/* ensure all verts have history */
for (ese = bm->selected.first; ese; ese = ese->next, tot++) {
BMVert *v;
if (ese->htype != BM_VERT) {
break;
}
v = (BMVert *)ese->ele;
if ((has_wire == false) && ((v->e == NULL) || BM_vert_is_wire(v))) {
has_wire = true;
}
}
// all_verts = (ese == NULL);
if (has_wire == false) {
/* all verts have faces , connect verts via faces! */
if (tot == bm->totvertsel) {
BMEditSelection *ese_last;
ese_last = bm->selected.first;
ese = ese_last->next;
do {
if (BM_edge_exists((BMVert *)ese_last->ele, (BMVert *)ese->ele)) {
/* pass, edge exists (and will be selected) */
}
else {
changed |= bm_vert_connect_pair(bm, (BMVert *)ese_last->ele, (BMVert *)ese->ele);
}
} while ((void)(ese_last = ese), (ese = ese->next));
if (changed) {
return true;
}
}
if (changed == false) {
/* existing loops: close the selection */
if (bm_vert_is_select_history_open(bm)) {
changed |= bm_vert_connect_pair(bm,
(BMVert *)((BMEditSelection *)bm->selected.first)->ele,
(BMVert *)((BMEditSelection *)bm->selected.last)->ele);
if (changed) {
return true;
}
}
}
}
else {
/* no faces, simply connect the verts by edges */
BMEditSelection *ese_prev;
ese_prev = bm->selected.first;
ese = ese_prev->next;
do {
if (BM_edge_exists((BMVert *)ese_prev->ele, (BMVert *)ese->ele)) {
/* pass, edge exists (and will be selected) */
}
else {
BMEdge *e;
e = BM_edge_create(bm, (BMVert *)ese_prev->ele, (BMVert *)ese->ele, NULL, 0);
BM_edge_select_set(bm, e, true);
changed = true;
}
} while ((void)(ese_prev = ese), (ese = ese->next));
if (changed == false) {
/* existing loops: close the selection */
if (bm_vert_is_select_history_open(bm)) {
BMEdge *e;
ese_prev = bm->selected.first;
ese = bm->selected.last;
e = BM_edge_create(bm, (BMVert *)ese_prev->ele, (BMVert *)ese->ele, NULL, 0);
BM_edge_select_set(bm, e, true);
}
}
return true;
}
}
return false;
}
/**
* Convert an edge selection to a temp vertex selection
* (which must be cleared after use as a path to connect).
*/
static bool bm_vert_connect_select_history_edge_to_vert_path(BMesh *bm, ListBase *r_selected)
{
ListBase selected_orig = {NULL, NULL};
BMEditSelection *ese;
int edges_len = 0;
bool side = false;
/* first check all edges are OK */
for (ese = bm->selected.first; ese; ese = ese->next) {
if (ese->htype == BM_EDGE) {
edges_len += 1;
}
else {
return false;
}
}
/* if this is a mixed selection, bail out! */
if (bm->totedgesel != edges_len) {
return false;
}
SWAP(ListBase, bm->selected, selected_orig);
/* convert edge selection into 2 ordered loops (where the first edge ends up in the middle) */
for (ese = selected_orig.first; ese; ese = ese->next) {
BMEdge *e_curr = (BMEdge *)ese->ele;
BMEdge *e_prev = ese->prev ? (BMEdge *)ese->prev->ele : NULL;
BMLoop *l_curr;
BMLoop *l_prev;
BMVert *v;
if (e_prev) {
BMFace *f = BM_edge_pair_share_face_by_len(e_curr, e_prev, &l_curr, &l_prev, true);
if (f) {
if ((e_curr->v1 != l_curr->v) == (e_prev->v1 != l_prev->v)) {
side = !side;
}
}
else if (is_quad_flip_v3(e_curr->v1->co, e_curr->v2->co, e_prev->v2->co, e_prev->v1->co)) {
side = !side;
}
}
v = (&e_curr->v1)[side];
if (!bm->selected.last || (BMVert *)((BMEditSelection *)bm->selected.last)->ele != v) {
BM_select_history_store_notest(bm, v);
}
v = (&e_curr->v1)[!side];
if (!bm->selected.first || (BMVert *)((BMEditSelection *)bm->selected.first)->ele != v) {
BM_select_history_store_head_notest(bm, v);
}
e_prev = e_curr;
}
*r_selected = bm->selected;
bm->selected = selected_orig;
return true;
}
static int edbm_vert_connect_path_exec(bContext *C, wmOperator *op)
{
ViewLayer *view_layer = CTX_data_view_layer(C);
uint objects_len = 0;
uint failed_selection_order_len = 0;
uint failed_connect_len = 0;
Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(
view_layer, CTX_wm_view3d(C), &objects_len);
for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
Object *obedit = objects[ob_index];
BMEditMesh *em = BKE_editmesh_from_object(obedit);
BMesh *bm = em->bm;
const bool is_pair = (em->bm->totvertsel == 2);
ListBase selected_orig = {NULL, NULL};
if (bm->totvertsel == 0) {
continue;
}
/* when there is only 2 vertices, we can ignore selection order */
if (is_pair) {
if (!edbm_connect_vert_pair(em, op)) {
failed_connect_len++;
}
continue;
}
if (bm->selected.first) {
BMEditSelection *ese = bm->selected.first;
if (ese->htype == BM_EDGE) {
if (bm_vert_connect_select_history_edge_to_vert_path(bm, &selected_orig)) {
SWAP(ListBase, bm->selected, selected_orig);
}
}
}
if (bm_vert_connect_select_history(bm)) {
EDBM_selectmode_flush(em);
EDBM_update_generic(em, true, true);
}
else {
failed_selection_order_len++;
}
if (!BLI_listbase_is_empty(&selected_orig)) {
BM_select_history_clear(bm);
bm->selected = selected_orig;
}
}
MEM_freeN(objects);
if (failed_selection_order_len == objects_len) {
BKE_report(op->reports, RPT_ERROR, "Invalid selection order");
return OPERATOR_CANCELLED;
}
else if (failed_connect_len == objects_len) {
BKE_report(op->reports, RPT_ERROR, "Could not connect vertices");
return OPERATOR_CANCELLED;
}
return OPERATOR_FINISHED;
}
void MESH_OT_vert_connect_path(wmOperatorType *ot)
{
/* identifiers */
ot->name = "Vertex Connect Path";
ot->idname = "MESH_OT_vert_connect_path";
ot->description = "Connect vertices by their selection order, creating edges, splitting faces";
/* api callbacks */
ot->exec = edbm_vert_connect_path_exec;
ot->poll = ED_operator_editmesh;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
}
static int edbm_vert_connect_concave_exec(bContext *C, wmOperator *op)
{
ViewLayer *view_layer = CTX_data_view_layer(C);
uint objects_len = 0;
Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(
view_layer, CTX_wm_view3d(C), &objects_len);
for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
Object *obedit = objects[ob_index];
BMEditMesh *em = BKE_editmesh_from_object(obedit);
if (em->bm->totfacesel == 0) {
continue;
}
if (!EDBM_op_call_and_selectf(
em, op, "faces.out", true, "connect_verts_concave faces=%hf", BM_ELEM_SELECT)) {
continue;
}
EDBM_update_generic(em, true, true);
}
MEM_freeN(objects);
return OPERATOR_FINISHED;
}
void MESH_OT_vert_connect_concave(wmOperatorType *ot)
{
/* identifiers */
ot->name = "Split Concave Faces";
ot->idname = "MESH_OT_vert_connect_concave";
ot->description = "Make all faces convex";
/* api callbacks */
ot->exec = edbm_vert_connect_concave_exec;
ot->poll = ED_operator_editmesh;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Split Non-Planar Faces Operator
* \{ */
static int edbm_vert_connect_nonplaner_exec(bContext *C, wmOperator *op)
{
ViewLayer *view_layer = CTX_data_view_layer(C);
const float angle_limit = RNA_float_get(op->ptr, "angle_limit");
uint objects_len = 0;
Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(
view_layer, CTX_wm_view3d(C), &objects_len);
for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
Object *obedit = objects[ob_index];
BMEditMesh *em = BKE_editmesh_from_object(obedit);
if (em->bm->totfacesel == 0) {
continue;
}
if (!EDBM_op_call_and_selectf(em,
op,
"faces.out",
true,
"connect_verts_nonplanar faces=%hf angle_limit=%f",
BM_ELEM_SELECT,
angle_limit)) {
continue;
}
EDBM_update_generic(em, true, true);
}
MEM_freeN(objects);
return OPERATOR_FINISHED;
}
void MESH_OT_vert_connect_nonplanar(wmOperatorType *ot)
{
PropertyRNA *prop;
/* identifiers */
ot->name = "Split Non-Planar Faces";
ot->idname = "MESH_OT_vert_connect_nonplanar";
ot->description = "Split non-planar faces that exceed the angle threshold";
/* api callbacks */
ot->exec = edbm_vert_connect_nonplaner_exec;
ot->poll = ED_operator_editmesh;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
/* props */
prop = RNA_def_float_rotation(ot->srna,
"angle_limit",
0,
NULL,
0.0f,
DEG2RADF(180.0f),
"Max Angle",
"Angle limit",
0.0f,
DEG2RADF(180.0f));
RNA_def_property_float_default(prop, DEG2RADF(5.0f));
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Make Planar Faces Operator
* \{ */
static int edbm_face_make_planar_exec(bContext *C, wmOperator *op)
{
ViewLayer *view_layer = CTX_data_view_layer(C);
uint objects_len = 0;
Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(
view_layer, CTX_wm_view3d(C), &objects_len);
const int repeat = RNA_int_get(op->ptr, "repeat");
const float fac = RNA_float_get(op->ptr, "factor");
for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
Object *obedit = objects[ob_index];
BMEditMesh *em = BKE_editmesh_from_object(obedit);
if (em->bm->totfacesel == 0) {
continue;
}
if (!EDBM_op_callf(em,
op,
"planar_faces faces=%hf iterations=%i factor=%f",
BM_ELEM_SELECT,
repeat,
fac)) {
continue;
}
EDBM_update_generic(em, true, true);
}
MEM_freeN(objects);
return OPERATOR_FINISHED;
}
void MESH_OT_face_make_planar(wmOperatorType *ot)
{
/* identifiers */
ot->name = "Make Planar Faces";
ot->idname = "MESH_OT_face_make_planar";
ot->description = "Flatten selected faces";
/* api callbacks */
ot->exec = edbm_face_make_planar_exec;
ot->poll = ED_operator_editmesh;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
/* props */
RNA_def_float(ot->srna, "factor", 1.0f, -10.0f, 10.0f, "Factor", "", 0.0f, 1.0f);
RNA_def_int(ot->srna, "repeat", 1, 1, 10000, "Iterations", "", 1, 200);
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Split Edge Operator
* \{ */
static int edbm_edge_split_exec(bContext *C, wmOperator *op)
{
ViewLayer *view_layer = CTX_data_view_layer(C);
uint objects_len = 0;
Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(
view_layer, CTX_wm_view3d(C), &objects_len);
for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
Object *obedit = objects[ob_index];
BMEditMesh *em = BKE_editmesh_from_object(obedit);
if (em->bm->totedgesel == 0) {
continue;
}
if (!EDBM_op_call_and_selectf(
em, op, "edges.out", false, "split_edges edges=%he", BM_ELEM_SELECT)) {
continue;
}
if (em->selectmode == SCE_SELECT_FACE) {
EDBM_select_flush(em);
}
EDBM_update_generic(em, true, true);
}
MEM_freeN(objects);
return OPERATOR_FINISHED;
}
void MESH_OT_edge_split(wmOperatorType *ot)
{
/* identifiers */
ot->name = "Edge Split";
ot->idname = "MESH_OT_edge_split";
ot->description = "Split selected edges so that each neighbor face gets its own copy";
/* api callbacks */
ot->exec = edbm_edge_split_exec;
ot->poll = ED_operator_editmesh;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Duplicate Operator
* \{ */
static int edbm_duplicate_exec(bContext *C, wmOperator *op)
{
ViewLayer *view_layer = CTX_data_view_layer(C);
uint objects_len = 0;
Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(
view_layer, CTX_wm_view3d(C), &objects_len);
for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
Object *obedit = objects[ob_index];
BMEditMesh *em = BKE_editmesh_from_object(obedit);
if (em->bm->totvertsel == 0) {
continue;
}
BMOperator bmop;
BMesh *bm = em->bm;
EDBM_op_init(em,
&bmop,
op,
"duplicate geom=%hvef use_select_history=%b use_edge_flip_from_face=%b",
BM_ELEM_SELECT,
true,
true);
BMO_op_exec(bm, &bmop);
/* de-select all would clear otherwise */
BM_SELECT_HISTORY_BACKUP(bm);
EDBM_flag_disable_all(em, BM_ELEM_SELECT);
BMO_slot_buffer_hflag_enable(
bm, bmop.slots_out, "geom.out", BM_ALL_NOLOOP, BM_ELEM_SELECT, true);
/* rebuild editselection */
BM_SELECT_HISTORY_RESTORE(bm);
if (!EDBM_op_finish(em, &bmop, op, true)) {
continue;
}
EDBM_update_generic(em, true, true);
}
MEM_freeN(objects);
return OPERATOR_FINISHED;
}
static int edbm_duplicate_invoke(bContext *C, wmOperator *op, const wmEvent *UNUSED(event))
{
WM_cursor_wait(1);
edbm_duplicate_exec(C, op);
WM_cursor_wait(0);
return OPERATOR_FINISHED;
}
void MESH_OT_duplicate(wmOperatorType *ot)
{
/* identifiers */
ot->name = "Duplicate";
ot->description = "Duplicate selected vertices, edges or faces";
ot->idname = "MESH_OT_duplicate";
/* api callbacks */
ot->invoke = edbm_duplicate_invoke;
ot->exec = edbm_duplicate_exec;
ot->poll = ED_operator_editmesh;
/* to give to transform */
RNA_def_int(ot->srna, "mode", TFM_TRANSLATION, 0, INT_MAX, "Mode", "", 0, INT_MAX);
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Flip Normals Operator
* \{ */
static int edbm_flip_normals_exec(bContext *C, wmOperator *op)
{
ViewLayer *view_layer = CTX_data_view_layer(C);
uint objects_len = 0;
Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(
view_layer, CTX_wm_view3d(C), &objects_len);
for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
Object *obedit = objects[ob_index];
BMEditMesh *em = BKE_editmesh_from_object(obedit);
if (em->bm->totfacesel == 0) {
continue;
}
if (!EDBM_op_callf(em, op, "reverse_faces faces=%hf flip_multires=%b", BM_ELEM_SELECT, true)) {
continue;
}
EDBM_update_generic(em, true, false);
}
MEM_freeN(objects);
return OPERATOR_FINISHED;
}
void MESH_OT_flip_normals(wmOperatorType *ot)
{
/* identifiers */
ot->name = "Flip Normals";
ot->description = "Flip the direction of selected faces' normals (and of their vertices)";
ot->idname = "MESH_OT_flip_normals";
/* api callbacks */
ot->exec = edbm_flip_normals_exec;
ot->poll = ED_operator_editmesh;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Rotate Edge Operator
* \{ */
/**
* Rotate the edges between selected faces, otherwise rotate the selected edges.
*/
static int edbm_edge_rotate_selected_exec(bContext *C, wmOperator *op)
{
BMEdge *eed;
BMIter iter;
const bool use_ccw = RNA_boolean_get(op->ptr, "use_ccw");
int tot_rotate_all = 0, tot_failed_all = 0;
bool no_selected_edges = true, invalid_selected_edges = true;
ViewLayer *view_layer = CTX_data_view_layer(C);
uint objects_len = 0;
Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(
view_layer, CTX_wm_view3d(C), &objects_len);
for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
Object *obedit = objects[ob_index];
BMEditMesh *em = BKE_editmesh_from_object(obedit);
int tot = 0;
if (em->bm->totedgesel == 0) {
continue;
}
no_selected_edges = false;
/* first see if we have two adjacent faces */
BM_ITER_MESH (eed, &iter, em->bm, BM_EDGES_OF_MESH) {
BM_elem_flag_disable(eed, BM_ELEM_TAG);
if (BM_elem_flag_test(eed, BM_ELEM_SELECT)) {
BMFace *fa, *fb;
if (BM_edge_face_pair(eed, &fa, &fb)) {
/* if both faces are selected we rotate between them,
* otherwise - rotate between 2 unselected - but not mixed */
if (BM_elem_flag_test(fa, BM_ELEM_SELECT) == BM_elem_flag_test(fb, BM_ELEM_SELECT)) {
BM_elem_flag_enable(eed, BM_ELEM_TAG);
tot++;
}
}
}
}
/* ok, we don't have two adjacent faces, but we do have two selected ones.
* that's an error condition.*/
if (tot == 0) {
continue;
}
invalid_selected_edges = false;
BMOperator bmop;
EDBM_op_init(em, &bmop, op, "rotate_edges edges=%he use_ccw=%b", BM_ELEM_TAG, use_ccw);
/* avoids leaving old verts selected which can be a problem running multiple times,
* since this means the edges become selected around the face
* which then attempt to rotate */
BMO_slot_buffer_hflag_disable(em->bm, bmop.slots_in, "edges", BM_EDGE, BM_ELEM_SELECT, true);
BMO_op_exec(em->bm, &bmop);
/* edges may rotate into hidden vertices, if this does _not_ run we get an illogical state */
BMO_slot_buffer_hflag_disable(
em->bm, bmop.slots_out, "edges.out", BM_EDGE, BM_ELEM_HIDDEN, true);
BMO_slot_buffer_hflag_enable(
em->bm, bmop.slots_out, "edges.out", BM_EDGE, BM_ELEM_SELECT, true);
const int tot_rotate = BMO_slot_buffer_count(bmop.slots_out, "edges.out");
const int tot_failed = tot - tot_rotate;
tot_rotate_all += tot_rotate;
tot_failed_all += tot_failed;
if (tot_failed != 0) {
/* If some edges fail to rotate, we need to re-select them,
* otherwise we can end up with invalid selection
* (unselected edge between 2 selected faces). */
BM_mesh_elem_hflag_enable_test(em->bm, BM_EDGE, BM_ELEM_SELECT, true, false, BM_ELEM_TAG);
}
EDBM_selectmode_flush(em);
if (!EDBM_op_finish(em, &bmop, op, true)) {
continue;
}
EDBM_update_generic(em, true, true);
}
MEM_freeN(objects);
if (no_selected_edges) {
BKE_report(
op->reports, RPT_ERROR, "Select edges or face pairs for edge loops to rotate about");
return OPERATOR_CANCELLED;
}
/* Ok, we don't have two adjacent faces, but we do have two selected ones.
* that's an error condition. */
if (invalid_selected_edges) {
BKE_report(op->reports, RPT_ERROR, "Could not find any selected edges that can be rotated");
return OPERATOR_CANCELLED;
}
if (tot_failed_all != 0) {
BKE_reportf(op->reports, RPT_WARNING, "Unable to rotate %d edge(s)", tot_failed_all);
}
return OPERATOR_FINISHED;
}
void MESH_OT_edge_rotate(wmOperatorType *ot)
{
/* identifiers */
ot->name = "Rotate Selected Edge";
ot->description = "Rotate selected edge or adjoining faces";
ot->idname = "MESH_OT_edge_rotate";
/* api callbacks */
ot->exec = edbm_edge_rotate_selected_exec;
ot->poll = ED_operator_editmesh;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
/* props */
RNA_def_boolean(ot->srna, "use_ccw", false, "Counter Clockwise", "");
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Hide Operator
* \{ */
static int edbm_hide_exec(bContext *C, wmOperator *op)
{
const bool unselected = RNA_boolean_get(op->ptr, "unselected");
ViewLayer *view_layer = CTX_data_view_layer(C);
bool changed = false;
uint objects_len = 0;
Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(
view_layer, CTX_wm_view3d(C), &objects_len);
for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
Object *obedit = objects[ob_index];
BMEditMesh *em = BKE_editmesh_from_object(obedit);
BMesh *bm = em->bm;
if (unselected) {
if (bm->totvertsel == bm->totvert) {
continue;
}
}
else {
if (bm->totvertsel == 0) {
continue;
}
}
if (EDBM_mesh_hide(em, unselected)) {
EDBM_update_generic(em, true, false);
changed = true;
}
}
MEM_freeN(objects);
if (!changed) {
return OPERATOR_CANCELLED;
}
return OPERATOR_FINISHED;
}
void MESH_OT_hide(wmOperatorType *ot)
{
/* identifiers */
ot->name = "Hide Selected";
ot->idname = "MESH_OT_hide";
ot->description = "Hide (un)selected vertices, edges or faces";
/* api callbacks */
ot->exec = edbm_hide_exec;
ot->poll = ED_operator_editmesh;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
/* props */
RNA_def_boolean(
ot->srna, "unselected", false, "Unselected", "Hide unselected rather than selected");
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Reveal Operator
* \{ */
static int edbm_reveal_exec(bContext *C, wmOperator *op)
{
const bool select = RNA_boolean_get(op->ptr, "select");
ViewLayer *view_layer = CTX_data_view_layer(C);
uint objects_len = 0;
Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(
view_layer, CTX_wm_view3d(C), &objects_len);
for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
Object *obedit = objects[ob_index];
BMEditMesh *em = BKE_editmesh_from_object(obedit);
if (EDBM_mesh_reveal(em, select)) {
EDBM_update_generic(em, true, false);
}
}
MEM_freeN(objects);
return OPERATOR_FINISHED;
}
void MESH_OT_reveal(wmOperatorType *ot)
{
/* identifiers */
ot->name = "Reveal Hidden";
ot->idname = "MESH_OT_reveal";
ot->description = "Reveal all hidden vertices, edges and faces";
/* api callbacks */
ot->exec = edbm_reveal_exec;
ot->poll = ED_operator_editmesh;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
RNA_def_boolean(ot->srna, "select", true, "Select", "");
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Recalculate Normals Operator
* \{ */
static int edbm_normals_make_consistent_exec(bContext *C, wmOperator *op)
{
ViewLayer *view_layer = CTX_data_view_layer(C);
uint objects_len = 0;
Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(
view_layer, CTX_wm_view3d(C), &objects_len);
for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
Object *obedit = objects[ob_index];
BMEditMesh *em = BKE_editmesh_from_object(obedit);
if (em->bm->totfacesel == 0) {
continue;
}
if (!EDBM_op_callf(em, op, "recalc_face_normals faces=%hf", BM_ELEM_SELECT)) {
continue;
}
if (RNA_boolean_get(op->ptr, "inside")) {
EDBM_op_callf(em, op, "reverse_faces faces=%hf flip_multires=%b", BM_ELEM_SELECT, true);
}
EDBM_update_generic(em, true, false);
}
MEM_freeN(objects);
return OPERATOR_FINISHED;
}
void MESH_OT_normals_make_consistent(wmOperatorType *ot)
{
/* identifiers */
ot->name = "Recalculate Normals";
ot->description = "Make face and vertex normals point either outside or inside the mesh";
ot->idname = "MESH_OT_normals_make_consistent";
/* api callbacks */
ot->exec = edbm_normals_make_consistent_exec;
ot->poll = ED_operator_editmesh;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
RNA_def_boolean(ot->srna, "inside", false, "Inside", "");
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Smooth Vertices Operator
* \{ */
static int edbm_do_smooth_vertex_exec(bContext *C, wmOperator *op)
{
const float fac = RNA_float_get(op->ptr, "factor");
const bool xaxis = RNA_boolean_get(op->ptr, "xaxis");
const bool yaxis = RNA_boolean_get(op->ptr, "yaxis");
const bool zaxis = RNA_boolean_get(op->ptr, "zaxis");
int repeat = RNA_int_get(op->ptr, "repeat");
if (!repeat) {
repeat = 1;
}
ViewLayer *view_layer = CTX_data_view_layer(C);
uint objects_len = 0;
Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(
view_layer, CTX_wm_view3d(C), &objects_len);
for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
Object *obedit = objects[ob_index];
Mesh *me = obedit->data;
BMEditMesh *em = BKE_editmesh_from_object(obedit);
ModifierData *md;
bool mirrx = false, mirry = false, mirrz = false;
int i;
float clip_dist = 0.0f;
const bool use_topology = (me->editflag & ME_EDIT_MIRROR_TOPO) != 0;
if (em->bm->totvertsel == 0) {
continue;
}
/* mirror before smooth */
if (((Mesh *)obedit->data)->editflag & ME_EDIT_MIRROR_X) {
EDBM_verts_mirror_cache_begin(em, 0, false, true, use_topology);
}
/* if there is a mirror modifier with clipping, flag the verts that
* are within tolerance of the plane(s) of reflection
*/
for (md = obedit->modifiers.first; md; md = md->next) {
if (md->type == eModifierType_Mirror && (md->mode & eModifierMode_Realtime)) {
MirrorModifierData *mmd = (MirrorModifierData *)md;
if (mmd->flag & MOD_MIR_CLIPPING) {
if (mmd->flag & MOD_MIR_AXIS_X) {
mirrx = true;
}
if (mmd->flag & MOD_MIR_AXIS_Y) {
mirry = true;
}
if (mmd->flag & MOD_MIR_AXIS_Z) {
mirrz = true;
}
clip_dist = mmd->tolerance;
}
}
}
for (i = 0; i < repeat; i++) {
if (!EDBM_op_callf(
em,
op,
"smooth_vert verts=%hv factor=%f mirror_clip_x=%b mirror_clip_y=%b mirror_clip_z=%b "
"clip_dist=%f use_axis_x=%b use_axis_y=%b use_axis_z=%b",
BM_ELEM_SELECT,
fac,
mirrx,
mirry,
mirrz,
clip_dist,
xaxis,
yaxis,
zaxis)) {
continue;
}
}
/* apply mirror */
if (((Mesh *)obedit->data)->editflag & ME_EDIT_MIRROR_X) {
EDBM_verts_mirror_apply(em, BM_ELEM_SELECT, 0);
EDBM_verts_mirror_cache_end(em);
}
EDBM_update_generic(em, true, false);
}
MEM_freeN(objects);
return OPERATOR_FINISHED;
}
void MESH_OT_vertices_smooth(wmOperatorType *ot)
{
/* identifiers */
ot->name = "Smooth Vertices";
ot->description = "Flatten angles of selected vertices";
ot->idname = "MESH_OT_vertices_smooth";
/* api callbacks */
ot->exec = edbm_do_smooth_vertex_exec;
ot->poll = ED_operator_editmesh;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
ot->prop = RNA_def_float_factor(
ot->srna, "factor", 0.5f, -10.0f, 10.0f, "Smoothing", "Smoothing factor", 0.0f, 1.0f);
RNA_def_int(
ot->srna, "repeat", 1, 1, 1000, "Repeat", "Number of times to smooth the mesh", 1, 100);
WM_operatortype_props_advanced_begin(ot);
RNA_def_boolean(ot->srna, "xaxis", true, "X-Axis", "Smooth along the X axis");
RNA_def_boolean(ot->srna, "yaxis", true, "Y-Axis", "Smooth along the Y axis");
RNA_def_boolean(ot->srna, "zaxis", true, "Z-Axis", "Smooth along the Z axis");
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Laplacian Smooth Vertices Operator
* \{ */
static int edbm_do_smooth_laplacian_vertex_exec(bContext *C, wmOperator *op)
{
BMIter fiter;
BMFace *f;
int tot_invalid = 0;
int tot_unselected = 0;
ViewLayer *view_layer = CTX_data_view_layer(C);
const float lambda_factor = RNA_float_get(op->ptr, "lambda_factor");
const float lambda_border = RNA_float_get(op->ptr, "lambda_border");
const bool usex = RNA_boolean_get(op->ptr, "use_x");
const bool usey = RNA_boolean_get(op->ptr, "use_y");
const bool usez = RNA_boolean_get(op->ptr, "use_z");
const bool preserve_volume = RNA_boolean_get(op->ptr, "preserve_volume");
int repeat = RNA_int_get(op->ptr, "repeat");
if (!repeat) {
repeat = 1;
}
uint objects_len = 0;
Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(
view_layer, CTX_wm_view3d(C), &objects_len);
for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
Object *obedit = objects[ob_index];
BMEditMesh *em = BKE_editmesh_from_object(obedit);
Mesh *me = obedit->data;
bool use_topology = (me->editflag & ME_EDIT_MIRROR_TOPO) != 0;
if (em->bm->totvertsel == 0) {
tot_unselected++;
tot_invalid++;
continue;
}
bool is_invalid = false;
/* Check if select faces are triangles. */
BM_ITER_MESH (f, &fiter, em->bm, BM_FACES_OF_MESH) {
if (BM_elem_flag_test(f, BM_ELEM_SELECT)) {
if (f->len > 4) {
tot_invalid++;
is_invalid = true;
break;
}
}
}
if (is_invalid) {
continue;
}
/* Mirror before smooth. */
if (((Mesh *)obedit->data)->editflag & ME_EDIT_MIRROR_X) {
EDBM_verts_mirror_cache_begin(em, 0, false, true, use_topology);
}
bool failed_repeat_loop = false;
for (int i = 0; i < repeat; i++) {
if (!EDBM_op_callf(em,
op,
"smooth_laplacian_vert verts=%hv lambda_factor=%f lambda_border=%f "
"use_x=%b use_y=%b use_z=%b preserve_volume=%b",
BM_ELEM_SELECT,
lambda_factor,
lambda_border,
usex,
usey,
usez,
preserve_volume)) {
failed_repeat_loop = true;
break;
}
}
if (failed_repeat_loop) {
continue;
}
/* Apply mirror. */
if (((Mesh *)obedit->data)->editflag & ME_EDIT_MIRROR_X) {
EDBM_verts_mirror_apply(em, BM_ELEM_SELECT, 0);
EDBM_verts_mirror_cache_end(em);
}
EDBM_update_generic(em, true, false);
}
MEM_freeN(objects);
if (tot_unselected == objects_len) {
BKE_report(op->reports, RPT_WARNING, "No selected vertex");
return OPERATOR_CANCELLED;
}
else if (tot_invalid == objects_len) {
BKE_report(op->reports, RPT_WARNING, "Selected faces must be triangles or quads");
return OPERATOR_CANCELLED;
}
return OPERATOR_FINISHED;
}
void MESH_OT_vertices_smooth_laplacian(wmOperatorType *ot)
{
/* identifiers */
ot->name = "Laplacian Smooth Vertices";
ot->description = "Laplacian smooth of selected vertices";
ot->idname = "MESH_OT_vertices_smooth_laplacian";
/* api callbacks */
ot->exec = edbm_do_smooth_laplacian_vertex_exec;
ot->poll = ED_operator_editmesh;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
RNA_def_int(
ot->srna, "repeat", 1, 1, 1000, "Number of iterations to smooth the mesh", "", 1, 200);
RNA_def_float(
ot->srna, "lambda_factor", 1.0f, 1e-7f, 1000.0f, "Lambda factor", "", 1e-7f, 1000.0f);
RNA_def_float(ot->srna,
"lambda_border",
5e-5f,
1e-7f,
1000.0f,
"Lambda factor in border",
"",
1e-7f,
1000.0f);
WM_operatortype_props_advanced_begin(ot);
RNA_def_boolean(ot->srna, "use_x", true, "Smooth X Axis", "Smooth object along X axis");
RNA_def_boolean(ot->srna, "use_y", true, "Smooth Y Axis", "Smooth object along Y axis");
RNA_def_boolean(ot->srna, "use_z", true, "Smooth Z Axis", "Smooth object along Z axis");
RNA_def_boolean(ot->srna,
"preserve_volume",
true,
"Preserve Volume",
"Apply volume preservation after smooth");
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Set Faces Smooth Shading Operator
* \{ */
static void mesh_set_smooth_faces(BMEditMesh *em, short smooth)
{
BMIter iter;
BMFace *efa;
if (em == NULL) {
return;
}
BM_ITER_MESH (efa, &iter, em->bm, BM_FACES_OF_MESH) {
if (BM_elem_flag_test(efa, BM_ELEM_SELECT)) {
BM_elem_flag_set(efa, BM_ELEM_SMOOTH, smooth);
}
}
}
static int edbm_faces_shade_smooth_exec(bContext *C, wmOperator *UNUSED(op))
{
ViewLayer *view_layer = CTX_data_view_layer(C);
uint objects_len = 0;
Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(
view_layer, CTX_wm_view3d(C), &objects_len);
for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
Object *obedit = objects[ob_index];
BMEditMesh *em = BKE_editmesh_from_object(obedit);
if (em->bm->totfacesel == 0) {
continue;
}
mesh_set_smooth_faces(em, 1);
EDBM_update_generic(em, false, false);
}
MEM_freeN(objects);
return OPERATOR_FINISHED;
}
void MESH_OT_faces_shade_smooth(wmOperatorType *ot)
{
/* identifiers */
ot->name = "Shade Smooth";
ot->description = "Display faces smooth (using vertex normals)";
ot->idname = "MESH_OT_faces_shade_smooth";
/* api callbacks */
ot->exec = edbm_faces_shade_smooth_exec;
ot->poll = ED_operator_editmesh;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Set Faces Flat Shading Operator
* \{ */
static int edbm_faces_shade_flat_exec(bContext *C, wmOperator *UNUSED(op))
{
ViewLayer *view_layer = CTX_data_view_layer(C);
uint objects_len = 0;
Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(
view_layer, CTX_wm_view3d(C), &objects_len);
for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
Object *obedit = objects[ob_index];
BMEditMesh *em = BKE_editmesh_from_object(obedit);
if (em->bm->totfacesel == 0) {
continue;
}
mesh_set_smooth_faces(em, 0);
EDBM_update_generic(em, false, false);
}
MEM_freeN(objects);
return OPERATOR_FINISHED;
}
void MESH_OT_faces_shade_flat(wmOperatorType *ot)
{
/* identifiers */
ot->name = "Shade Flat";
ot->description = "Display faces flat";
ot->idname = "MESH_OT_faces_shade_flat";
/* api callbacks */
ot->exec = edbm_faces_shade_flat_exec;
ot->poll = ED_operator_editmesh;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name UV/Color Rotate/Reverse Operator
* \{ */
static int edbm_rotate_uvs_exec(bContext *C, wmOperator *op)
{
/* get the direction from RNA */
const bool use_ccw = RNA_boolean_get(op->ptr, "use_ccw");
ViewLayer *view_layer = CTX_data_view_layer(C);
uint objects_len = 0;
Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(
view_layer, CTX_wm_view3d(C), &objects_len);
for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
Object *obedit = objects[ob_index];
BMEditMesh *em = BKE_editmesh_from_object(obedit);
if (em->bm->totfacesel == 0) {
continue;
}
BMOperator bmop;
/* initialize the bmop using EDBM api, which does various ui error reporting and other stuff */
EDBM_op_init(em, &bmop, op, "rotate_uvs faces=%hf use_ccw=%b", BM_ELEM_SELECT, use_ccw);
/* execute the operator */
BMO_op_exec(em->bm, &bmop);
if (!EDBM_op_finish(em, &bmop, op, true)) {
continue;
}
EDBM_update_generic(em, false, false);
}
MEM_freeN(objects);
return OPERATOR_FINISHED;
}
static int edbm_reverse_uvs_exec(bContext *C, wmOperator *op)
{
ViewLayer *view_layer = CTX_data_view_layer(C);
uint objects_len = 0;
Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(
view_layer, CTX_wm_view3d(C), &objects_len);
for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
Object *obedit = objects[ob_index];
BMEditMesh *em = BKE_editmesh_from_object(obedit);
if (em->bm->totfacesel == 0) {
continue;
}
BMOperator bmop;
/* initialize the bmop using EDBM api, which does various ui error reporting and other stuff */
EDBM_op_init(em, &bmop, op, "reverse_uvs faces=%hf", BM_ELEM_SELECT);
/* execute the operator */
BMO_op_exec(em->bm, &bmop);
/* finish the operator */
if (!EDBM_op_finish(em, &bmop, op, true)) {
continue;
}
EDBM_update_generic(em, false, false);
}
MEM_freeN(objects);
return OPERATOR_FINISHED;
}
static int edbm_rotate_colors_exec(bContext *C, wmOperator *op)
{
/* get the direction from RNA */
const bool use_ccw = RNA_boolean_get(op->ptr, "use_ccw");
ViewLayer *view_layer = CTX_data_view_layer(C);
uint objects_len = 0;
Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(
view_layer, CTX_wm_view3d(C), &objects_len);
for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
Object *ob = objects[ob_index];
BMEditMesh *em = BKE_editmesh_from_object(ob);
if (em->bm->totfacesel == 0) {
continue;
}
BMOperator bmop;
/* initialize the bmop using EDBM api, which does various ui error reporting and other stuff */
EDBM_op_init(em, &bmop, op, "rotate_colors faces=%hf use_ccw=%b", BM_ELEM_SELECT, use_ccw);
/* execute the operator */
BMO_op_exec(em->bm, &bmop);
/* finish the operator */
if (!EDBM_op_finish(em, &bmop, op, true)) {
continue;
}
/* dependencies graph and notification stuff */
EDBM_update_generic(em, false, false);
}
MEM_freeN(objects);
return OPERATOR_FINISHED;
}
static int edbm_reverse_colors_exec(bContext *C, wmOperator *op)
{
ViewLayer *view_layer = CTX_data_view_layer(C);
uint objects_len = 0;
Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(
view_layer, CTX_wm_view3d(C), &objects_len);
for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
Object *ob = objects[ob_index];
BMEditMesh *em = BKE_editmesh_from_object(ob);
if (em->bm->totfacesel == 0) {
continue;
}
BMOperator bmop;
/* initialize the bmop using EDBM api, which does various ui error reporting and other stuff */
EDBM_op_init(em, &bmop, op, "reverse_colors faces=%hf", BM_ELEM_SELECT);
/* execute the operator */
BMO_op_exec(em->bm, &bmop);
/* finish the operator */
if (!EDBM_op_finish(em, &bmop, op, true)) {
return OPERATOR_CANCELLED;
}
EDBM_update_generic(em, false, false);
}
MEM_freeN(objects);
return OPERATOR_FINISHED;
}
void MESH_OT_uvs_rotate(wmOperatorType *ot)
{
/* identifiers */
ot->name = "Rotate UVs";
ot->idname = "MESH_OT_uvs_rotate";
ot->description = "Rotate UV coordinates inside faces";
/* api callbacks */
ot->exec = edbm_rotate_uvs_exec;
ot->poll = ED_operator_editmesh;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
/* props */
RNA_def_boolean(ot->srna, "use_ccw", false, "Counter Clockwise", "");
}
void MESH_OT_uvs_reverse(wmOperatorType *ot)
{
/* identifiers */
ot->name = "Reverse UVs";
ot->idname = "MESH_OT_uvs_reverse";
ot->description = "Flip direction of UV coordinates inside faces";
/* api callbacks */
ot->exec = edbm_reverse_uvs_exec;
ot->poll = ED_operator_editmesh;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
/* props */
// RNA_def_enum(ot->srna, "axis", axis_items, DIRECTION_CW, "Axis", "Axis to mirror UVs around");
}
void MESH_OT_colors_rotate(wmOperatorType *ot)
{
/* identifiers */
ot->name = "Rotate Colors";
ot->idname = "MESH_OT_colors_rotate";
ot->description = "Rotate vertex colors inside faces";
/* api callbacks */
ot->exec = edbm_rotate_colors_exec;
ot->poll = ED_operator_editmesh;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
/* props */
RNA_def_boolean(ot->srna, "use_ccw", false, "Counter Clockwise", "");
}
void MESH_OT_colors_reverse(wmOperatorType *ot)
{
/* identifiers */
ot->name = "Reverse Colors";
ot->idname = "MESH_OT_colors_reverse";
ot->description = "Flip direction of vertex colors inside faces";
/* api callbacks */
ot->exec = edbm_reverse_colors_exec;
ot->poll = ED_operator_editmesh;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
/* props */
#if 0
RNA_def_enum(ot->srna, "axis", axis_items, DIRECTION_CW, "Axis", "Axis to mirror colors around");
#endif
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Merge Vertices Operator
* \{ */
enum {
MESH_MERGE_LAST = 1,
MESH_MERGE_CENTER = 3,
MESH_MERGE_CURSOR = 4,
MESH_MERGE_COLLAPSE = 5,
MESH_MERGE_FIRST = 6,
};
static bool merge_firstlast(BMEditMesh *em,
const bool use_first,
const bool use_uvmerge,
wmOperator *wmop)
{
BMVert *mergevert;
BMEditSelection *ese;
/* operator could be called directly from shortcut or python,
* so do extra check for data here
*/
/* do sanity check in mergemenu in edit.c ?*/
if (use_first == false) {
if (!em->bm->selected.last || ((BMEditSelection *)em->bm->selected.last)->htype != BM_VERT) {
return false;
}
ese = em->bm->selected.last;
mergevert = (BMVert *)ese->ele;
}
else {
if (!em->bm->selected.first || ((BMEditSelection *)em->bm->selected.first)->htype != BM_VERT) {
return false;
}
ese = em->bm->selected.first;
mergevert = (BMVert *)ese->ele;
}
if (!BM_elem_flag_test(mergevert, BM_ELEM_SELECT)) {
return false;
}
if (use_uvmerge) {
if (!EDBM_op_callf(
em, wmop, "pointmerge_facedata verts=%hv vert_snap=%e", BM_ELEM_SELECT, mergevert)) {
return false;
}
}
if (!EDBM_op_callf(
em, wmop, "pointmerge verts=%hv merge_co=%v", BM_ELEM_SELECT, mergevert->co)) {
return false;
}
return true;
}
static bool merge_target(BMEditMesh *em,
Scene *scene,
Object *ob,
const bool use_cursor,
const bool use_uvmerge,
wmOperator *wmop)
{
BMIter iter;
BMVert *v;
float co[3], cent[3] = {0.0f, 0.0f, 0.0f};
const float *vco = NULL;
if (use_cursor) {
vco = scene->cursor.location;
copy_v3_v3(co, vco);
invert_m4_m4(ob->imat, ob->obmat);
mul_m4_v3(ob->imat, co);
}
else {
float fac;
int i = 0;
BM_ITER_MESH (v, &iter, em->bm, BM_VERTS_OF_MESH) {
if (!BM_elem_flag_test(v, BM_ELEM_SELECT)) {
continue;
}
add_v3_v3(cent, v->co);
i++;
}
if (!i) {
return false;
}
fac = 1.0f / (float)i;
mul_v3_fl(cent, fac);
copy_v3_v3(co, cent);
vco = co;
}
if (!vco) {
return false;
}
if (use_uvmerge) {
if (!EDBM_op_callf(em, wmop, "average_vert_facedata verts=%hv", BM_ELEM_SELECT)) {
return false;
}
}
if (!EDBM_op_callf(em, wmop, "pointmerge verts=%hv merge_co=%v", BM_ELEM_SELECT, co)) {
return false;
}
return true;
}
static int edbm_merge_exec(bContext *C, wmOperator *op)
{
Scene *scene = CTX_data_scene(C);
ViewLayer *view_layer = CTX_data_view_layer(C);
uint objects_len = 0;
Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(
view_layer, CTX_wm_view3d(C), &objects_len);
const int type = RNA_enum_get(op->ptr, "type");
const bool uvs = RNA_boolean_get(op->ptr, "uvs");
for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
Object *obedit = objects[ob_index];
BMEditMesh *em = BKE_editmesh_from_object(obedit);
if (em->bm->totvertsel == 0) {
continue;
}
bool ok = false;
switch (type) {
case MESH_MERGE_CENTER:
ok = merge_target(em, scene, obedit, false, uvs, op);
break;
case MESH_MERGE_CURSOR:
ok = merge_target(em, scene, obedit, true, uvs, op);
break;
case MESH_MERGE_LAST:
ok = merge_firstlast(em, false, uvs, op);
break;
case MESH_MERGE_FIRST:
ok = merge_firstlast(em, true, uvs, op);
break;
case MESH_MERGE_COLLAPSE:
ok = EDBM_op_callf(em, op, "collapse edges=%he uvs=%b", BM_ELEM_SELECT, uvs);
break;
default:
BLI_assert(0);
break;
}
if (!ok) {
continue;
}
EDBM_update_generic(em, true, true);
/* once collapsed, we can't have edge/face selection */
if ((em->selectmode & SCE_SELECT_VERTEX) == 0) {
EDBM_flag_disable_all(em, BM_ELEM_SELECT);
}
/* Only active object supported, see comment below. */
if (ELEM(type, MESH_MERGE_FIRST, MESH_MERGE_LAST)) {
break;
}
}
MEM_freeN(objects);
return OPERATOR_FINISHED;
}
static const EnumPropertyItem merge_type_items[] = {
{MESH_MERGE_FIRST, "FIRST", 0, "At First", ""},
{MESH_MERGE_LAST, "LAST", 0, "At Last", ""},
{MESH_MERGE_CENTER, "CENTER", 0, "At Center", ""},
{MESH_MERGE_CURSOR, "CURSOR", 0, "At Cursor", ""},
{MESH_MERGE_COLLAPSE, "COLLAPSE", 0, "Collapse", ""},
{0, NULL, 0, NULL, NULL},
};
static const EnumPropertyItem *merge_type_itemf(bContext *C,
PointerRNA *UNUSED(ptr),
PropertyRNA *UNUSED(prop),
bool *r_free)
{
Object *obedit;
EnumPropertyItem *item = NULL;
int totitem = 0;
if (!C) { /* needed for docs */
return merge_type_items;
}
obedit = CTX_data_edit_object(C);
if (obedit && obedit->type == OB_MESH) {
BMEditMesh *em = BKE_editmesh_from_object(obedit);
/* Only active object supported:
* In practice it doesn't make sense to run this operation on non-active meshes
* since selecting will activate - we could have own code-path for these but it's a hassle
* for now just apply to the active (first) object. */
if (em->selectmode & SCE_SELECT_VERTEX) {
if (em->bm->selected.first && em->bm->selected.last &&
((BMEditSelection *)em->bm->selected.first)->htype == BM_VERT &&
((BMEditSelection *)em->bm->selected.last)->htype == BM_VERT) {
RNA_enum_items_add_value(&item, &totitem, merge_type_items, MESH_MERGE_FIRST);
RNA_enum_items_add_value(&item, &totitem, merge_type_items, MESH_MERGE_LAST);
}
else if (em->bm->selected.first &&
((BMEditSelection *)em->bm->selected.first)->htype == BM_VERT) {
RNA_enum_items_add_value(&item, &totitem, merge_type_items, MESH_MERGE_FIRST);
}
else if (em->bm->selected.last &&
((BMEditSelection *)em->bm->selected.last)->htype == BM_VERT) {
RNA_enum_items_add_value(&item, &totitem, merge_type_items, MESH_MERGE_LAST);
}
}
RNA_enum_items_add_value(&item, &totitem, merge_type_items, MESH_MERGE_CENTER);
RNA_enum_items_add_value(&item, &totitem, merge_type_items, MESH_MERGE_CURSOR);
RNA_enum_items_add_value(&item, &totitem, merge_type_items, MESH_MERGE_COLLAPSE);
RNA_enum_item_end(&item, &totitem);
*r_free = true;
return item;
}
/* Get all items e.g. when creating keymap item. */
return merge_type_items;
}
void MESH_OT_merge(wmOperatorType *ot)
{
/* identifiers */
ot->name = "Merge";
ot->description = "Merge selected vertices";
ot->idname = "MESH_OT_merge";
/* api callbacks */
ot->exec = edbm_merge_exec;
ot->invoke = WM_menu_invoke;
ot->poll = ED_operator_editmesh;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
/* properties */
ot->prop = RNA_def_enum(
ot->srna, "type", merge_type_items, MESH_MERGE_CENTER, "Type", "Merge method to use");
RNA_def_enum_funcs(ot->prop, merge_type_itemf);
WM_operatortype_props_advanced_begin(ot);
RNA_def_boolean(ot->srna, "uvs", false, "UVs", "Move UVs according to merge");
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Remove Doubles Operator
* \{ */
static int edbm_remove_doubles_exec(bContext *C, wmOperator *op)
{
const float threshold = RNA_float_get(op->ptr, "threshold");
const bool use_unselected = RNA_boolean_get(op->ptr, "use_unselected");
int count_multi = 0;
ViewLayer *view_layer = CTX_data_view_layer(C);
uint objects_len = 0;
Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(
view_layer, CTX_wm_view3d(C), &objects_len);
for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
Object *obedit = objects[ob_index];
BMEditMesh *em = BKE_editmesh_from_object(obedit);
/* Selection used as target with 'use_unselected'. */
if (em->bm->totvertsel == 0) {
continue;
}
BMOperator bmop;
const int totvert_orig = em->bm->totvert;
/* avoid losing selection state (select -> tags) */
char htype_select;
if (em->selectmode & SCE_SELECT_VERTEX) {
htype_select = BM_VERT;
}
else if (em->selectmode & SCE_SELECT_EDGE) {
htype_select = BM_EDGE;
}
else {
htype_select = BM_FACE;
}
/* store selection as tags */
BM_mesh_elem_hflag_enable_test(em->bm, htype_select, BM_ELEM_TAG, true, true, BM_ELEM_SELECT);
if (use_unselected) {
EDBM_op_init(em, &bmop, op, "automerge verts=%hv dist=%f", BM_ELEM_SELECT, threshold);
BMO_op_exec(em->bm, &bmop);
if (!EDBM_op_finish(em, &bmop, op, true)) {
continue;
}
}
else {
EDBM_op_init(em, &bmop, op, "find_doubles verts=%hv dist=%f", BM_ELEM_SELECT, threshold);
BMO_op_exec(em->bm, &bmop);
if (!EDBM_op_callf(em, op, "weld_verts targetmap=%S", &bmop, "targetmap.out")) {
BMO_op_finish(em->bm, &bmop);
continue;
}
if (!EDBM_op_finish(em, &bmop, op, true)) {
continue;
}
}
const int count = (totvert_orig - em->bm->totvert);
/* restore selection from tags */
BM_mesh_elem_hflag_enable_test(em->bm, htype_select, BM_ELEM_SELECT, true, true, BM_ELEM_TAG);
EDBM_selectmode_flush(em);
if (count) {
count_multi += count;
EDBM_update_generic(em, true, true);
}
}
MEM_freeN(objects);
BKE_reportf(op->reports, RPT_INFO, "Removed %d vertices", count_multi);
return OPERATOR_FINISHED;
}
void MESH_OT_remove_doubles(wmOperatorType *ot)
{
/* identifiers */
ot->name = "Merge by Distance";
ot->description = "Merge vertices based on their proximity";
ot->idname = "MESH_OT_remove_doubles";
/* api callbacks */
ot->exec = edbm_remove_doubles_exec;
ot->poll = ED_operator_editmesh;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
RNA_def_float_distance(ot->srna,
"threshold",
1e-4f,
1e-6f,
50.0f,
"Merge Distance",
"Minimum distance between elements to merge",
1e-5f,
10.0f);
RNA_def_boolean(ot->srna,
"use_unselected",
false,
"Unselected",
"Merge selected to other unselected vertices");
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Shape Key Propagate Operator
* \{ */
/* BMESH_TODO this should be properly encapsulated in a bmop. but later.*/
static bool shape_propagate(BMEditMesh *em)
{
BMIter iter;
BMVert *eve = NULL;
float *co;
int totshape = CustomData_number_of_layers(&em->bm->vdata, CD_SHAPEKEY);
if (!CustomData_has_layer(&em->bm->vdata, CD_SHAPEKEY)) {
return false;
}
BM_ITER_MESH (eve, &iter, em->bm, BM_VERTS_OF_MESH) {
if (!BM_elem_flag_test(eve, BM_ELEM_SELECT) || BM_elem_flag_test(eve, BM_ELEM_HIDDEN)) {
continue;
}
for (int i = 0; i < totshape; i++) {
co = CustomData_bmesh_get_n(&em->bm->vdata, eve->head.data, CD_SHAPEKEY, i);
copy_v3_v3(co, eve->co);
}
}
return true;
}
static int edbm_shape_propagate_to_all_exec(bContext *C, wmOperator *op)
{
ViewLayer *view_layer = CTX_data_view_layer(C);
int tot_shapekeys = 0;
int tot_selected_verts_objects = 0;
uint objects_len = 0;
Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(
view_layer, CTX_wm_view3d(C), &objects_len);
for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
Object *obedit = objects[ob_index];
Mesh *me = obedit->data;
BMEditMesh *em = me->edit_mesh;
if (em->bm->totvertsel == 0) {
continue;
}
tot_selected_verts_objects++;
if (shape_propagate(em)) {
tot_shapekeys++;
}
EDBM_update_generic(em, false, false);
}
MEM_freeN(objects);
if (tot_selected_verts_objects == 0) {
BKE_report(op->reports, RPT_ERROR, "No selected vertex");
return OPERATOR_CANCELLED;
}
else if (tot_shapekeys == 0) {
BKE_report(op->reports,
RPT_ERROR,
objects_len > 1 ? "Meshes do not have shape keys" :
"Mesh does not have shape keys");
return OPERATOR_CANCELLED;
}
return OPERATOR_FINISHED;
}
void MESH_OT_shape_propagate_to_all(wmOperatorType *ot)
{
/* identifiers */
ot->name = "Shape Propagate";
ot->description = "Apply selected vertex locations to all other shape keys";
ot->idname = "MESH_OT_shape_propagate_to_all";
/* api callbacks */
ot->exec = edbm_shape_propagate_to_all_exec;
ot->poll = ED_operator_editmesh;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Blend from Shape Operator
* \{ */
/* BMESH_TODO this should be properly encapsulated in a bmop. but later.*/
static int edbm_blend_from_shape_exec(bContext *C, wmOperator *op)
{
Object *obedit_ref = CTX_data_edit_object(C);
Mesh *me_ref = obedit_ref->data;
Key *key_ref = me_ref->key;
KeyBlock *kb_ref = NULL;
BMEditMesh *em_ref = me_ref->edit_mesh;
BMVert *eve;
BMIter iter;
ViewLayer *view_layer = CTX_data_view_layer(C);
float co[3], *sco;
int totshape_ref = 0;
const float blend = RNA_float_get(op->ptr, "blend");
int shape_ref = RNA_enum_get(op->ptr, "shape");
const bool use_add = RNA_boolean_get(op->ptr, "add");
/* Sanity check. */
totshape_ref = CustomData_number_of_layers(&em_ref->bm->vdata, CD_SHAPEKEY);
if (totshape_ref == 0 || shape_ref < 0) {
BKE_report(op->reports, RPT_ERROR, "Active mesh does not have shape keys");
return OPERATOR_CANCELLED;
}
else if (shape_ref >= totshape_ref) {
/* This case occurs if operator was used before on object with more keys than current one. */
shape_ref = 0; /* default to basis */
}
/* Get shape key - needed for finding reference shape (for add mode only). */
if (key_ref) {
kb_ref = BLI_findlink(&key_ref->block, shape_ref);
}
int tot_selected_verts_objects = 0;
uint objects_len = 0;
Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(
view_layer, CTX_wm_view3d(C), &objects_len);
for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
Object *obedit = objects[ob_index];
Mesh *me = obedit->data;
Key *key = me->key;
KeyBlock *kb = NULL;
BMEditMesh *em = me->edit_mesh;
int shape;
if (em->bm->totvertsel == 0) {
continue;
}
tot_selected_verts_objects++;
if (!key) {
continue;
}
else {
kb = BKE_keyblock_find_name(key, kb_ref->name);
shape = BLI_findindex(&key->block, kb);
}
if (kb) {
/* Perform blending on selected vertices. */
BM_ITER_MESH (eve, &iter, em->bm, BM_VERTS_OF_MESH) {
if (!BM_elem_flag_test(eve, BM_ELEM_SELECT) || BM_elem_flag_test(eve, BM_ELEM_HIDDEN)) {
continue;
}
/* Get coordinates of shapekey we're blending from. */
sco = CustomData_bmesh_get_n(&em->bm->vdata, eve->head.data, CD_SHAPEKEY, shape);
copy_v3_v3(co, sco);
if (use_add) {
/* In add mode, we add relative shape key offset. */
if (kb) {
const float *rco = CustomData_bmesh_get_n(
&em->bm->vdata, eve->head.data, CD_SHAPEKEY, kb->relative);
sub_v3_v3v3(co, co, rco);
}
madd_v3_v3fl(eve->co, co, blend);
}
else {
/* In blend mode, we interpolate to the shape key. */
interp_v3_v3v3(eve->co, eve->co, co, blend);
}
}
EDBM_update_generic(em, true, false);
}
}
MEM_freeN(objects);
if (tot_selected_verts_objects == 0) {
BKE_report(op->reports, RPT_ERROR, "No selected vertex");
return OPERATOR_CANCELLED;
}
return OPERATOR_FINISHED;
}
static const EnumPropertyItem *shape_itemf(bContext *C,
PointerRNA *UNUSED(ptr),
PropertyRNA *UNUSED(prop),
bool *r_free)
{
Object *obedit = CTX_data_edit_object(C);
BMEditMesh *em;
EnumPropertyItem *item = NULL;
int totitem = 0;
if ((obedit && obedit->type == OB_MESH) && (em = BKE_editmesh_from_object(obedit)) &&
CustomData_has_layer(&em->bm->vdata, CD_SHAPEKEY)) {
EnumPropertyItem tmp = {0, "", 0, "", ""};
int a;
for (a = 0; a < em->bm->vdata.totlayer; a++) {
if (em->bm->vdata.layers[a].type != CD_SHAPEKEY) {
continue;
}
tmp.value = totitem;
tmp.identifier = em->bm->vdata.layers[a].name;
tmp.name = em->bm->vdata.layers[a].name;
/* RNA_enum_item_add sets totitem itself! */
RNA_enum_item_add(&item, &totitem, &tmp);
}
}
RNA_enum_item_end(&item, &totitem);
*r_free = true;
return item;
}
static void edbm_blend_from_shape_ui(bContext *C, wmOperator *op)
{
uiLayout *layout = op->layout;
PointerRNA ptr;
Object *obedit = CTX_data_edit_object(C);
Mesh *me = obedit->data;
PointerRNA ptr_key;
RNA_pointer_create(NULL, op->type->srna, op->properties, &ptr);
RNA_id_pointer_create((ID *)me->key, &ptr_key);
uiItemPointerR(layout, &ptr, "shape", &ptr_key, "key_blocks", "", ICON_SHAPEKEY_DATA);
uiItemR(layout, &ptr, "blend", 0, NULL, ICON_NONE);
uiItemR(layout, &ptr, "add", 0, NULL, ICON_NONE);
}
void MESH_OT_blend_from_shape(wmOperatorType *ot)
{
PropertyRNA *prop;
/* identifiers */
ot->name = "Blend From Shape";
ot->description = "Blend in shape from a shape key";
ot->idname = "MESH_OT_blend_from_shape";
/* api callbacks */
ot->exec = edbm_blend_from_shape_exec;
/* disable because search popup closes too easily */
// ot->invoke = WM_operator_props_popup_call;
ot->ui = edbm_blend_from_shape_ui;
ot->poll = ED_operator_editmesh;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
/* properties */
prop = RNA_def_enum(
ot->srna, "shape", DummyRNA_NULL_items, 0, "Shape", "Shape key to use for blending");
RNA_def_enum_funcs(prop, shape_itemf);
RNA_def_property_flag(prop, PROP_ENUM_NO_TRANSLATE | PROP_NEVER_UNLINK);
RNA_def_float(ot->srna, "blend", 1.0f, -1e3f, 1e3f, "Blend", "Blending factor", -2.0f, 2.0f);
RNA_def_boolean(ot->srna, "add", true, "Add", "Add rather than blend between shapes");
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Solidify Mesh Operator
* \{ */
static int edbm_solidify_exec(bContext *C, wmOperator *op)
{
const float thickness = RNA_float_get(op->ptr, "thickness");
ViewLayer *view_layer = CTX_data_view_layer(C);
uint objects_len = 0;
Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(
view_layer, CTX_wm_view3d(C), &objects_len);
for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
Object *obedit = objects[ob_index];
BMEditMesh *em = BKE_editmesh_from_object(obedit);
BMesh *bm = em->bm;
if (em->bm->totfacesel == 0) {
continue;
}
BMOperator bmop;
if (!EDBM_op_init(
em, &bmop, op, "solidify geom=%hf thickness=%f", BM_ELEM_SELECT, thickness)) {
continue;
}
/* deselect only the faces in the region to be solidified (leave wire
* edges and loose verts selected, as there will be no corresponding
* geometry selected below) */
BMO_slot_buffer_hflag_disable(bm, bmop.slots_in, "geom", BM_FACE, BM_ELEM_SELECT, true);
/* run the solidify operator */
BMO_op_exec(bm, &bmop);
/* select the newly generated faces */
BMO_slot_buffer_hflag_enable(bm, bmop.slots_out, "geom.out", BM_FACE, BM_ELEM_SELECT, true);
if (!EDBM_op_finish(em, &bmop, op, true)) {
continue;
}
EDBM_update_generic(em, true, true);
}
MEM_freeN(objects);
return OPERATOR_FINISHED;
}
void MESH_OT_solidify(wmOperatorType *ot)
{
PropertyRNA *prop;
/* identifiers */
ot->name = "Solidify";
ot->description = "Create a solid skin by extruding, compensating for sharp angles";
ot->idname = "MESH_OT_solidify";
/* api callbacks */
ot->exec = edbm_solidify_exec;
ot->poll = ED_operator_editmesh;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
prop = RNA_def_float_distance(
ot->srna, "thickness", 0.01f, -1e4f, 1e4f, "Thickness", "", -10.0f, 10.0f);
RNA_def_property_ui_range(prop, -10.0, 10.0, 0.1, 4);
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Knife Subdivide Operator
* \{ */
#define KNIFE_EXACT 1
#define KNIFE_MIDPOINT 2
#define KNIFE_MULTICUT 3
static const EnumPropertyItem knife_items[] = {
{KNIFE_EXACT, "EXACT", 0, "Exact", ""},
{KNIFE_MIDPOINT, "MIDPOINTS", 0, "Midpoints", ""},
{KNIFE_MULTICUT, "MULTICUT", 0, "Multicut", ""},
{0, NULL, 0, NULL, NULL},
};
/* bm_edge_seg_isect() Determines if and where a mouse trail intersects an BMEdge */
static float bm_edge_seg_isect(const float sco_a[2],
const float sco_b[2],
float (*mouse_path)[2],
int len,
char mode,
int *isected)
{
#define MAXSLOPE 100000
float x11, y11, x12 = 0, y12 = 0, x2max, x2min, y2max;
float y2min, dist, lastdist = 0, xdiff2, xdiff1;
float m1, b1, m2, b2, x21, x22, y21, y22, xi;
float yi, x1min, x1max, y1max, y1min, perc = 0;
float threshold = 0.0;
int i;
// threshold = 0.000001; /* tolerance for vertex intersection */
// XXX threshold = scene->toolsettings->select_thresh / 100;
/* Get screen coords of verts */
x21 = sco_a[0];
y21 = sco_a[1];
x22 = sco_b[0];
y22 = sco_b[1];
xdiff2 = (x22 - x21);
if (xdiff2) {
m2 = (y22 - y21) / xdiff2;
b2 = ((x22 * y21) - (x21 * y22)) / xdiff2;
}
else {
m2 = MAXSLOPE; /* Vertical slope */
b2 = x22;
}
*isected = 0;
/* check for _exact_ vertex intersection first */
if (mode != KNIFE_MULTICUT) {
for (i = 0; i < len; i++) {
if (i > 0) {
x11 = x12;
y11 = y12;
}
else {
x11 = mouse_path[i][0];
y11 = mouse_path[i][1];
}
x12 = mouse_path[i][0];
y12 = mouse_path[i][1];
/* test e->v1 */
if ((x11 == x21 && y11 == y21) || (x12 == x21 && y12 == y21)) {
perc = 0;
*isected = 1;
return perc;
}
/* test e->v2 */
else if ((x11 == x22 && y11 == y22) || (x12 == x22 && y12 == y22)) {
perc = 0;
*isected = 2;
return perc;
}
}
}
/* now check for edge intersect (may produce vertex intersection as well) */
for (i = 0; i < len; i++) {
if (i > 0) {
x11 = x12;
y11 = y12;
}
else {
x11 = mouse_path[i][0];
y11 = mouse_path[i][1];
}
x12 = mouse_path[i][0];
y12 = mouse_path[i][1];
/* Perp. Distance from point to line */
if (m2 != MAXSLOPE) {
/* sqrt(m2 * m2 + 1); Only looking for change in sign. Skip extra math .*/
dist = (y12 - m2 * x12 - b2);
}
else {
dist = x22 - x12;
}
if (i == 0) {
lastdist = dist;
}
/* if dist changes sign, and intersect point in edge's Bound Box */
if ((lastdist * dist) <= 0) {
xdiff1 = (x12 - x11); /* Equation of line between last 2 points */
if (xdiff1) {
m1 = (y12 - y11) / xdiff1;
b1 = ((x12 * y11) - (x11 * y12)) / xdiff1;
}
else {
m1 = MAXSLOPE;
b1 = x12;
}
x2max = max_ff(x21, x22) + 0.001f; /* prevent missed edges */
x2min = min_ff(x21, x22) - 0.001f; /* due to round off error */
y2max = max_ff(y21, y22) + 0.001f;
y2min = min_ff(y21, y22) - 0.001f;
/* Found an intersect, calc intersect point */
if (m1 == m2) { /* co-incident lines */
/* cut at 50% of overlap area */
x1max = max_ff(x11, x12);
x1min = min_ff(x11, x12);
xi = (min_ff(x2max, x1max) + max_ff(x2min, x1min)) / 2.0f;
y1max = max_ff(y11, y12);
y1min = min_ff(y11, y12);
yi = (min_ff(y2max, y1max) + max_ff(y2min, y1min)) / 2.0f;
}
else if (m2 == MAXSLOPE) {
xi = x22;
yi = m1 * x22 + b1;
}
else if (m1 == MAXSLOPE) {
xi = x12;
yi = m2 * x12 + b2;
}
else {
xi = (b1 - b2) / (m2 - m1);
yi = (b1 * m2 - m1 * b2) / (m2 - m1);
}
/* Intersect inside bounding box of edge?*/
if ((xi >= x2min) && (xi <= x2max) && (yi <= y2max) && (yi >= y2min)) {
/* test for vertex intersect that may be 'close enough'*/
if (mode != KNIFE_MULTICUT) {
if (xi <= (x21 + threshold) && xi >= (x21 - threshold)) {
if (yi <= (y21 + threshold) && yi >= (y21 - threshold)) {
*isected = 1;
perc = 0;
break;
}
}
if (xi <= (x22 + threshold) && xi >= (x22 - threshold)) {
if (yi <= (y22 + threshold) && yi >= (y22 - threshold)) {
*isected = 2;
perc = 0;
break;
}
}
}
if ((m2 <= 1.0f) && (m2 >= -1.0f)) {
perc = (xi - x21) / (x22 - x21);
}
else {
perc = (yi - y21) / (y22 - y21); /* lower slope more accurate */
}
// isect = 32768.0 * (perc + 0.0000153); /* Percentage in 1 / 32768ths */
break;
}
}
lastdist = dist;
}
return perc;
}
#define ELE_EDGE_CUT 1
static int edbm_knife_cut_exec(bContext *C, wmOperator *op)
{
Object *obedit = CTX_data_edit_object(C);
BMEditMesh *em = BKE_editmesh_from_object(obedit);
BMesh *bm = em->bm;
ARegion *ar = CTX_wm_region(C);
BMVert *bv;
BMIter iter;
BMEdge *be;
BMOperator bmop;
float isect = 0.0f;
int len = 0, isected, i;
short numcuts = 1;
const short mode = RNA_int_get(op->ptr, "type");
BMOpSlot *slot_edge_percents;
/* allocd vars */
float(*screen_vert_coords)[2], (*sco)[2], (*mouse_path)[2];
/* edit-object needed for matrix, and ar->regiondata for projections to work */
if (ELEM(NULL, obedit, ar, ar->regiondata)) {
return OPERATOR_CANCELLED;
}
if (bm->totvertsel < 2) {
BKE_report(op->reports, RPT_ERROR, "No edges are selected to operate on");
return OPERATOR_CANCELLED;
}
len = RNA_collection_length(op->ptr, "path");
if (len < 2) {
BKE_report(op->reports, RPT_ERROR, "Mouse path too short");
return OPERATOR_CANCELLED;
}
mouse_path = MEM_mallocN(len * sizeof(*mouse_path), __func__);
/* get the cut curve */
RNA_BEGIN (op->ptr, itemptr, "path") {
RNA_float_get_array(&itemptr, "loc", (float *)&mouse_path[len]);
}
RNA_END;
/* for ED_view3d_project_float_object */
ED_view3d_init_mats_rv3d(obedit, ar->regiondata);
/* TODO, investigate using index lookup for screen_vert_coords() rather then a hash table */
/* the floating point coordinates of verts in screen space will be
* stored in a hash table according to the vertices pointer */
screen_vert_coords = sco = MEM_mallocN(bm->totvert * sizeof(float) * 2, __func__);
BM_ITER_MESH_INDEX (bv, &iter, bm, BM_VERTS_OF_MESH, i) {
if (ED_view3d_project_float_object(ar, bv->co, *sco, V3D_PROJ_TEST_CLIP_NEAR) !=
V3D_PROJ_RET_OK) {
copy_v2_fl(*sco, FLT_MAX); /* set error value */
}
BM_elem_index_set(bv, i); /* set_inline */
sco++;
}
bm->elem_index_dirty &= ~BM_VERT; /* clear dirty flag */
if (!EDBM_op_init(em, &bmop, op, "subdivide_edges")) {
MEM_freeN(mouse_path);
MEM_freeN(screen_vert_coords);
return OPERATOR_CANCELLED;
}
/* store percentage of edge cut for KNIFE_EXACT here.*/
slot_edge_percents = BMO_slot_get(bmop.slots_in, "edge_percents");
BM_ITER_MESH (be, &iter, bm, BM_EDGES_OF_MESH) {
bool is_cut = false;
if (BM_elem_flag_test(be, BM_ELEM_SELECT)) {
const float *sco_a = screen_vert_coords[BM_elem_index_get(be->v1)];
const float *sco_b = screen_vert_coords[BM_elem_index_get(be->v2)];
/* check for error value (vert cant be projected) */
if ((sco_a[0] != FLT_MAX) && (sco_b[0] != FLT_MAX)) {
isect = bm_edge_seg_isect(sco_a, sco_b, mouse_path, len, mode, &isected);
if (isect != 0.0f) {
if (mode != KNIFE_MULTICUT && mode != KNIFE_MIDPOINT) {
BMO_slot_map_float_insert(&bmop, slot_edge_percents, be, isect);
}
}
}
}
BMO_edge_flag_set(bm, be, ELE_EDGE_CUT, is_cut);
}
/* free all allocs */
MEM_freeN(screen_vert_coords);
MEM_freeN(mouse_path);
BMO_slot_buffer_from_enabled_flag(bm, &bmop, bmop.slots_in, "edges", BM_EDGE, ELE_EDGE_CUT);
if (mode == KNIFE_MIDPOINT) {
numcuts = 1;
}
BMO_slot_int_set(bmop.slots_in, "cuts", numcuts);
BMO_slot_int_set(bmop.slots_in, "quad_corner_type", SUBD_CORNER_STRAIGHT_CUT);
BMO_slot_bool_set(bmop.slots_in, "use_single_edge", false);
BMO_slot_bool_set(bmop.slots_in, "use_grid_fill", false);
BMO_slot_float_set(bmop.slots_in, "radius", 0);
BMO_op_exec(bm, &bmop);
if (!EDBM_op_finish(em, &bmop, op, true)) {
return OPERATOR_CANCELLED;
}
EDBM_update_generic(em, true, true);
return OPERATOR_FINISHED;
}
#undef ELE_EDGE_CUT
void MESH_OT_knife_cut(wmOperatorType *ot)
{
ot->name = "Knife Cut";
ot->description = "Cut selected edges and faces into parts";
ot->idname = "MESH_OT_knife_cut";
ot->invoke = WM_gesture_lines_invoke;
ot->modal = WM_gesture_lines_modal;
ot->exec = edbm_knife_cut_exec;
ot->poll = EDBM_view3d_poll;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
/* properties */
PropertyRNA *prop;
prop = RNA_def_collection_runtime(ot->srna, "path", &RNA_OperatorMousePath, "Path", "");
RNA_def_property_flag(prop, PROP_HIDDEN | PROP_SKIP_SAVE);
RNA_def_enum(ot->srna, "type", knife_items, KNIFE_EXACT, "Type", "");
/* internal */
RNA_def_int(
ot->srna, "cursor", BC_KNIFECURSOR, 0, BC_NUMCURSORS, "Cursor", "", 0, BC_NUMCURSORS);
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Separate Parts Operator
* \{ */
enum {
MESH_SEPARATE_SELECTED = 0,
MESH_SEPARATE_MATERIAL = 1,
MESH_SEPARATE_LOOSE = 2,
};
static Base *mesh_separate_tagged(
Main *bmain, Scene *scene, ViewLayer *view_layer, Base *base_old, BMesh *bm_old)
{
Base *base_new;
Object *obedit = base_old->object;
BMesh *bm_new;
bm_new = BM_mesh_create(&bm_mesh_allocsize_default,
&((struct BMeshCreateParams){
.use_toolflags = true,
}));
BM_mesh_elem_toolflags_ensure(bm_new); /* needed for 'duplicate' bmo */
CustomData_copy(&bm_old->vdata, &bm_new->vdata, CD_MASK_BMESH.vmask, CD_CALLOC, 0);
CustomData_copy(&bm_old->edata, &bm_new->edata, CD_MASK_BMESH.emask, CD_CALLOC, 0);
CustomData_copy(&bm_old->ldata, &bm_new->ldata, CD_MASK_BMESH.lmask, CD_CALLOC, 0);
CustomData_copy(&bm_old->pdata, &bm_new->pdata, CD_MASK_BMESH.pmask, CD_CALLOC, 0);
CustomData_bmesh_init_pool(&bm_new->vdata, bm_mesh_allocsize_default.totvert, BM_VERT);
CustomData_bmesh_init_pool(&bm_new->edata, bm_mesh_allocsize_default.totedge, BM_EDGE);
CustomData_bmesh_init_pool(&bm_new->ldata, bm_mesh_allocsize_default.totloop, BM_LOOP);
CustomData_bmesh_init_pool(&bm_new->pdata, bm_mesh_allocsize_default.totface, BM_FACE);
base_new = ED_object_add_duplicate(bmain, scene, view_layer, base_old, USER_DUP_MESH);
/* normally would call directly after but in this case delay recalc */
/* DAG_relations_tag_update(bmain); */
/* new in 2.5 */
assign_matarar(bmain, base_new->object, give_matarar(obedit), *give_totcolp(obedit));
ED_object_base_select(base_new, BA_SELECT);
BMO_op_callf(bm_old,
(BMO_FLAG_DEFAULTS & ~BMO_FLAG_RESPECT_HIDE),
"duplicate geom=%hvef dest=%p",
BM_ELEM_TAG,
bm_new);
BMO_op_callf(bm_old,
(BMO_FLAG_DEFAULTS & ~BMO_FLAG_RESPECT_HIDE),
"delete geom=%hvef context=%i",
BM_ELEM_TAG,
DEL_FACES);
/* deselect loose data - this used to get deleted,
* we could de-select edges and verts only, but this turns out to be less complicated
* since de-selecting all skips selection flushing logic */
BM_mesh_elem_hflag_disable_all(bm_old, BM_VERT | BM_EDGE | BM_FACE, BM_ELEM_SELECT, false);
BM_mesh_normals_update(bm_new);
BM_mesh_bm_to_me(bmain, bm_new, base_new->object->data, (&(struct BMeshToMeshParams){0}));
BM_mesh_free(bm_new);
((Mesh *)base_new->object->data)->edit_mesh = NULL;
return base_new;
}
static bool mesh_separate_selected(
Main *bmain, Scene *scene, ViewLayer *view_layer, Base *base_old, BMesh *bm_old)
{
/* we may have tags from previous operators */
BM_mesh_elem_hflag_disable_all(bm_old, BM_FACE | BM_EDGE | BM_VERT, BM_ELEM_TAG, false);
/* sel -> tag */
BM_mesh_elem_hflag_enable_test(
bm_old, BM_FACE | BM_EDGE | BM_VERT, BM_ELEM_TAG, true, false, BM_ELEM_SELECT);
return (mesh_separate_tagged(bmain, scene, view_layer, base_old, bm_old) != NULL);
}
/* flush a hflag to from verts to edges/faces */
static void bm_mesh_hflag_flush_vert(BMesh *bm, const char hflag)
{
BMEdge *e;
BMLoop *l_iter;
BMLoop *l_first;
BMFace *f;
BMIter eiter;
BMIter fiter;
bool ok;
BM_ITER_MESH (e, &eiter, bm, BM_EDGES_OF_MESH) {
if (BM_elem_flag_test(e->v1, hflag) && BM_elem_flag_test(e->v2, hflag)) {
BM_elem_flag_enable(e, hflag);
}
else {
BM_elem_flag_disable(e, hflag);
}
}
BM_ITER_MESH (f, &fiter, bm, BM_FACES_OF_MESH) {
ok = true;
l_iter = l_first = BM_FACE_FIRST_LOOP(f);
do {
if (!BM_elem_flag_test(l_iter->v, hflag)) {
ok = false;
break;
}
} while ((l_iter = l_iter->next) != l_first);
BM_elem_flag_set(f, hflag, ok);
}
}
/**
* Sets an object to a single material. from one of its slots.
*
* \note This could be used for split-by-material for non mesh types.
* \note This could take material data from another object or args.
*/
static void mesh_separate_material_assign_mat_nr(Main *bmain, Object *ob, const short mat_nr)
{
ID *obdata = ob->data;
Material ***matarar;
const short *totcolp;
totcolp = give_totcolp_id(obdata);
matarar = give_matarar_id(obdata);
if ((totcolp && matarar) == 0) {
BLI_assert(0);
return;
}
if (*totcolp) {
Material *ma_ob;
Material *ma_obdata;
char matbit;
if (mat_nr < ob->totcol) {
ma_ob = ob->mat[mat_nr];
matbit = ob->matbits[mat_nr];
}
else {
ma_ob = NULL;
matbit = 0;
}
if (mat_nr < *totcolp) {
ma_obdata = (*matarar)[mat_nr];
}
else {
ma_obdata = NULL;
}
BKE_material_clear_id(bmain, obdata, true);
BKE_material_resize_object(bmain, ob, 1, true);
BKE_material_resize_id(bmain, obdata, 1, true);
ob->mat[0] = ma_ob;
id_us_plus((ID *)ma_ob);
ob->matbits[0] = matbit;
(*matarar)[0] = ma_obdata;
id_us_plus((ID *)ma_obdata);
}
else {
BKE_material_clear_id(bmain, obdata, true);
BKE_material_resize_object(bmain, ob, 0, true);
BKE_material_resize_id(bmain, obdata, 0, true);
}
}
static bool mesh_separate_material(
Main *bmain, Scene *scene, ViewLayer *view_layer, Base *base_old, BMesh *bm_old)
{
BMFace *f_cmp, *f;
BMIter iter;
bool result = false;
while ((f_cmp = BM_iter_at_index(bm_old, BM_FACES_OF_MESH, NULL, 0))) {
Base *base_new;
const short mat_nr = f_cmp->mat_nr;
int tot = 0;
BM_mesh_elem_hflag_disable_all(bm_old, BM_VERT | BM_EDGE | BM_FACE, BM_ELEM_TAG, false);
BM_ITER_MESH (f, &iter, bm_old, BM_FACES_OF_MESH) {
if (f->mat_nr == mat_nr) {
BMLoop *l_iter;
BMLoop *l_first;
BM_elem_flag_enable(f, BM_ELEM_TAG);
l_iter = l_first = BM_FACE_FIRST_LOOP(f);
do {
BM_elem_flag_enable(l_iter->v, BM_ELEM_TAG);
BM_elem_flag_enable(l_iter->e, BM_ELEM_TAG);
} while ((l_iter = l_iter->next) != l_first);
tot++;
}
}
/* leave the current object with some materials */
if (tot == bm_old->totface) {
mesh_separate_material_assign_mat_nr(bmain, base_old->object, mat_nr);
/* since we're in editmode, must set faces here */
BM_ITER_MESH (f, &iter, bm_old, BM_FACES_OF_MESH) {
f->mat_nr = 0;
}
break;
}
/* Move selection into a separate object */
base_new = mesh_separate_tagged(bmain, scene, view_layer, base_old, bm_old);
if (base_new) {
mesh_separate_material_assign_mat_nr(bmain, base_new->object, mat_nr);
}
result |= (base_new != NULL);
}
return result;
}
static bool mesh_separate_loose(
Main *bmain, Scene *scene, ViewLayer *view_layer, Base *base_old, BMesh *bm_old)
{
int i;
BMEdge *e;
BMVert *v_seed;
BMWalker walker;
bool result = false;
int max_iter = bm_old->totvert;
/* Clear all selected vertices */
BM_mesh_elem_hflag_disable_all(bm_old, BM_VERT | BM_EDGE | BM_FACE, BM_ELEM_TAG, false);
/* A "while (true)" loop should work here as each iteration should
* select and remove at least one vertex and when all vertices
* are selected the loop will break out. But guard against bad
* behavior by limiting iterations to the number of vertices in the
* original mesh.*/
for (i = 0; i < max_iter; i++) {
int tot = 0;
/* Get a seed vertex to start the walk */
v_seed = BM_iter_at_index(bm_old, BM_VERTS_OF_MESH, NULL, 0);
/* No vertices available, can't do anything */
if (v_seed == NULL) {
break;
}
/* Select the seed explicitly, in case it has no edges */
if (!BM_elem_flag_test(v_seed, BM_ELEM_TAG)) {
BM_elem_flag_enable(v_seed, BM_ELEM_TAG);
tot++;
}
/* Walk from the single vertex, selecting everything connected
* to it */
BMW_init(&walker,
bm_old,
BMW_VERT_SHELL,
BMW_MASK_NOP,
BMW_MASK_NOP,
BMW_MASK_NOP,
BMW_FLAG_NOP,
BMW_NIL_LAY);
for (e = BMW_begin(&walker, v_seed); e; e = BMW_step(&walker)) {
if (!BM_elem_flag_test(e->v1, BM_ELEM_TAG)) {
BM_elem_flag_enable(e->v1, BM_ELEM_TAG);
tot++;
}
if (!BM_elem_flag_test(e->v2, BM_ELEM_TAG)) {
BM_elem_flag_enable(e->v2, BM_ELEM_TAG);
tot++;
}
}
BMW_end(&walker);
if (bm_old->totvert == tot) {
/* Every vertex selected, nothing to separate, work is done */
break;
}
/* Flush the selection to get edge/face selections matching
* the vertex selection */
bm_mesh_hflag_flush_vert(bm_old, BM_ELEM_TAG);
/* Move selection into a separate object */
result |= (mesh_separate_tagged(bmain, scene, view_layer, base_old, bm_old) != NULL);
}
return result;
}
static int edbm_separate_exec(bContext *C, wmOperator *op)
{
Main *bmain = CTX_data_main(C);
Scene *scene = CTX_data_scene(C);
ViewLayer *view_layer = CTX_data_view_layer(C);
const int type = RNA_enum_get(op->ptr, "type");
int retval = 0;
if (ED_operator_editmesh(C)) {
uint bases_len = 0;
uint empty_selection_len = 0;
Base **bases = BKE_view_layer_array_from_bases_in_edit_mode_unique_data(
view_layer, CTX_wm_view3d(C), &bases_len);
for (uint bs_index = 0; bs_index < bases_len; bs_index++) {
Base *base = bases[bs_index];
BMEditMesh *em = BKE_editmesh_from_object(base->object);
if (type == 0) {
if ((em->bm->totvertsel == 0) && (em->bm->totedgesel == 0) && (em->bm->totfacesel == 0)) {
/* when all objects has no selection */
if (++empty_selection_len == bases_len) {
BKE_report(op->reports, RPT_ERROR, "Nothing selected");
}
continue;
}
}
/* editmode separate */
switch (type) {
case MESH_SEPARATE_SELECTED:
retval = mesh_separate_selected(bmain, scene, view_layer, base, em->bm);
break;
case MESH_SEPARATE_MATERIAL:
retval = mesh_separate_material(bmain, scene, view_layer, base, em->bm);
break;
case MESH_SEPARATE_LOOSE:
retval = mesh_separate_loose(bmain, scene, view_layer, base, em->bm);
break;
default:
BLI_assert(0);
break;
}
if (retval) {
EDBM_update_generic(em, true, true);
}
}
MEM_freeN(bases);
}
else {
if (type == MESH_SEPARATE_SELECTED) {
BKE_report(op->reports, RPT_ERROR, "Selection not supported in object mode");
return OPERATOR_CANCELLED;
}
/* object mode separate */
CTX_DATA_BEGIN (C, Base *, base_iter, selected_editable_bases) {
Object *ob = base_iter->object;
if (ob->type == OB_MESH) {
Mesh *me = ob->data;
if (!ID_IS_LINKED(me)) {
BMesh *bm_old = NULL;
int retval_iter = 0;
bm_old = BM_mesh_create(&bm_mesh_allocsize_default,
&((struct BMeshCreateParams){
.use_toolflags = true,
}));
BM_mesh_bm_from_me(bm_old, me, (&(struct BMeshFromMeshParams){0}));
switch (type) {
case MESH_SEPARATE_MATERIAL:
retval_iter = mesh_separate_material(bmain, scene, view_layer, base_iter, bm_old);
break;
case MESH_SEPARATE_LOOSE:
retval_iter = mesh_separate_loose(bmain, scene, view_layer, base_iter, bm_old);
break;
default:
BLI_assert(0);
break;
}
if (retval_iter) {
BM_mesh_bm_to_me(bmain,
bm_old,
me,
(&(struct BMeshToMeshParams){
.calc_object_remap = true,
}));
DEG_id_tag_update(&me->id, ID_RECALC_GEOMETRY);
WM_event_add_notifier(C, NC_GEOM | ND_DATA, me);
}
BM_mesh_free(bm_old);
retval |= retval_iter;
}
}
}
CTX_DATA_END;
}
if (retval) {
/* delay depsgraph recalc until all objects are duplicated */
DEG_relations_tag_update(bmain);
WM_event_add_notifier(C, NC_OBJECT | ND_DRAW, NULL);
return OPERATOR_FINISHED;
}
return OPERATOR_CANCELLED;
}
void MESH_OT_separate(wmOperatorType *ot)
{
static const EnumPropertyItem prop_separate_types[] = {
{MESH_SEPARATE_SELECTED, "SELECTED", 0, "Selection", ""},
{MESH_SEPARATE_MATERIAL, "MATERIAL", 0, "By Material", ""},
{MESH_SEPARATE_LOOSE, "LOOSE", 0, "By Loose Parts", ""},
{0, NULL, 0, NULL, NULL},
};
/* identifiers */
ot->name = "Separate";
ot->description = "Separate selected geometry into a new mesh";
ot->idname = "MESH_OT_separate";
/* api callbacks */
ot->invoke = WM_menu_invoke;
ot->exec = edbm_separate_exec;
ot->poll = ED_operator_scene_editable; /* object and editmode */
/* flags */
ot->flag = OPTYPE_UNDO;
ot->prop = RNA_def_enum(
ot->srna, "type", prop_separate_types, MESH_SEPARATE_SELECTED, "Type", "");
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Triangle Fill Operator
* \{ */
static int edbm_fill_exec(bContext *C, wmOperator *op)
{
const bool use_beauty = RNA_boolean_get(op->ptr, "use_beauty");
bool has_selected_edges = false, has_faces_filled = false;
ViewLayer *view_layer = CTX_data_view_layer(C);
uint objects_len = 0;
Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(
view_layer, CTX_wm_view3d(C), &objects_len);
for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
Object *obedit = objects[ob_index];
BMEditMesh *em = BKE_editmesh_from_object(obedit);
const int totface_orig = em->bm->totface;
if (em->bm->totedgesel == 0) {
continue;
}
has_selected_edges = true;
BMOperator bmop;
if (!EDBM_op_init(
em, &bmop, op, "triangle_fill edges=%he use_beauty=%b", BM_ELEM_SELECT, use_beauty)) {
continue;
}
BMO_op_exec(em->bm, &bmop);
/* cancel if nothing was done */
if (totface_orig == em->bm->totface) {
EDBM_op_finish(em, &bmop, op, true);
continue;
}
has_faces_filled = true;
/* select new geometry */
BMO_slot_buffer_hflag_enable(
em->bm, bmop.slots_out, "geom.out", BM_FACE | BM_EDGE, BM_ELEM_SELECT, true);
if (!EDBM_op_finish(em, &bmop, op, true)) {
continue;
}
EDBM_update_generic(em, true, true);
}
MEM_freeN(objects);
if (!has_selected_edges) {
BKE_report(op->reports, RPT_ERROR, "No edges selected");
return OPERATOR_CANCELLED;
}
if (!has_faces_filled) {
BKE_report(op->reports, RPT_WARNING, "No faces filled");
return OPERATOR_CANCELLED;
}
return OPERATOR_FINISHED;
}
void MESH_OT_fill(wmOperatorType *ot)
{
/* identifiers */
ot->name = "Fill";
ot->idname = "MESH_OT_fill";
ot->description = "Fill a selected edge loop with faces";
/* api callbacks */
ot->exec = edbm_fill_exec;
ot->poll = ED_operator_editmesh;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
RNA_def_boolean(ot->srna, "use_beauty", true, "Beauty", "Use best triangulation division");
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Grid Fill Operator
* \{ */
static bool bm_edge_test_fill_grid_cb(BMEdge *e, void *UNUSED(bm_v))
{
return BM_elem_flag_test_bool(e, BM_ELEM_TAG);
}
static float edbm_fill_grid_vert_tag_angle(BMVert *v)
{
BMIter iter;
BMEdge *e_iter;
BMVert *v_pair[2];
int i = 0;
BM_ITER_ELEM (e_iter, &iter, v, BM_EDGES_OF_VERT) {
if (BM_elem_flag_test(e_iter, BM_ELEM_TAG)) {
v_pair[i++] = BM_edge_other_vert(e_iter, v);
}
}
BLI_assert(i == 2);
return fabsf((float)M_PI - angle_v3v3v3(v_pair[0]->co, v->co, v_pair[1]->co));
}
/**
* non-essential utility function to select 2 open edge loops from a closed loop.
*/
static void edbm_fill_grid_prepare(BMesh *bm, int offset, int *r_span, bool span_calc)
{
/* angle differences below this value are considered 'even'
* in that they shouldn't be used to calculate corners used for the 'span' */
const float eps_even = 1e-3f;
BMEdge *e;
BMIter iter;
int count;
int span = *r_span;
ListBase eloops = {NULL};
struct BMEdgeLoopStore *el_store;
// LinkData *el_store;
/* select -> tag */
BM_ITER_MESH (e, &iter, bm, BM_EDGES_OF_MESH) {
BM_elem_flag_set(e, BM_ELEM_TAG, BM_elem_flag_test(e, BM_ELEM_SELECT));
}
count = BM_mesh_edgeloops_find(bm, &eloops, bm_edge_test_fill_grid_cb, bm);
el_store = eloops.first;
if (count == 1 && BM_edgeloop_is_closed(el_store) &&
(BM_edgeloop_length_get(el_store) & 1) == 0) {
/* be clever! detect 2 edge loops from one closed edge loop */
const int verts_len = BM_edgeloop_length_get(el_store);
ListBase *verts = BM_edgeloop_verts_get(el_store);
BMVert *v_act = BM_mesh_active_vert_get(bm);
LinkData *v_act_link;
BMEdge **edges = MEM_mallocN(sizeof(*edges) * verts_len, __func__);
int i;
if (v_act && (v_act_link = BLI_findptr(verts, v_act, offsetof(LinkData, data)))) {
/* pass */
}
else {
/* find the vertex with the best angle (a corner vertex) */
LinkData *v_link, *v_link_best = NULL;
float angle_best = -1.0f;
for (v_link = verts->first; v_link; v_link = v_link->next) {
const float angle = edbm_fill_grid_vert_tag_angle(v_link->data);
if ((angle > angle_best) || (v_link_best == NULL)) {
angle_best = angle;
v_link_best = v_link;
}
}
v_act_link = v_link_best;
v_act = v_act_link->data;
}
/* set this vertex first */
BLI_listbase_rotate_first(verts, v_act_link);
if (offset != 0) {
v_act_link = BLI_findlink(verts, offset);
v_act = v_act_link->data;
BLI_listbase_rotate_first(verts, v_act_link);
}
BM_edgeloop_edges_get(el_store, edges);
if (span_calc) {
/* calculate the span by finding the next corner in 'verts'
* we dont know what defines a corner exactly so find the 4 verts
* in the loop with the greatest angle.
* Tag them and use the first tagged vertex to calculate the span.
*
* note: we may have already checked 'edbm_fill_grid_vert_tag_angle()' on each
* vert, but advantage of de-duplicating is minimal. */
struct SortPtrByFloat *ele_sort = MEM_mallocN(sizeof(*ele_sort) * verts_len, __func__);
LinkData *v_link;
for (v_link = verts->first, i = 0; v_link; v_link = v_link->next, i++) {
BMVert *v = v_link->data;
const float angle = edbm_fill_grid_vert_tag_angle(v);
ele_sort[i].sort_value = angle;
ele_sort[i].data = v;
BM_elem_flag_disable(v, BM_ELEM_TAG);
}
qsort(ele_sort, verts_len, sizeof(*ele_sort), BLI_sortutil_cmp_float_reverse);
/* check that we have at least 3 corners,
* if the angle on the 3rd angle is roughly the same as the last,
* then we can't calculate 3+ corners - fallback to the even span. */
if ((ele_sort[2].sort_value - ele_sort[verts_len - 1].sort_value) > eps_even) {
for (i = 0; i < 4; i++) {
BMVert *v = ele_sort[i].data;
BM_elem_flag_enable(v, BM_ELEM_TAG);
}
/* now find the first... */
for (v_link = verts->first, i = 0; i < verts_len / 2; v_link = v_link->next, i++) {
BMVert *v = v_link->data;
if (BM_elem_flag_test(v, BM_ELEM_TAG)) {
if (v != v_act) {
span = i;
break;
}
}
}
}
MEM_freeN(ele_sort);
}
/* end span calc */
/* un-flag 'rails' */
for (i = 0; i < span; i++) {
BM_elem_flag_disable(edges[i], BM_ELEM_TAG);
BM_elem_flag_disable(edges[(verts_len / 2) + i], BM_ELEM_TAG);
}
MEM_freeN(edges);
}
/* else let the bmesh-operator handle it */
BM_mesh_edgeloops_free(&eloops);
*r_span = span;
}
static int edbm_fill_grid_exec(bContext *C, wmOperator *op)
{
const bool use_prepare = true;
const bool use_interp_simple = RNA_boolean_get(op->ptr, "use_interp_simple");
ViewLayer *view_layer = CTX_data_view_layer(C);
uint objects_len = 0;
Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(
view_layer, CTX_wm_view3d(C), &objects_len);
for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
Object *obedit = objects[ob_index];
BMEditMesh *em = BKE_editmesh_from_object(obedit);
const bool use_smooth = edbm_add_edge_face__smooth_get(em->bm);
const int totedge_orig = em->bm->totedge;
const int totface_orig = em->bm->totface;
if (em->bm->totedgesel == 0) {
continue;
}
if (use_prepare) {
/* use when we have a single loop selected */
PropertyRNA *prop_span = RNA_struct_find_property(op->ptr, "span");
PropertyRNA *prop_offset = RNA_struct_find_property(op->ptr, "offset");
bool calc_span;
const int clamp = em->bm->totvertsel;
int span;
int offset;
/* Only reuse on redo because these settings need to match the current selection.
* We never want to use them on other geometry, repeat last for eg, see: T60777. */
if ((op->flag & OP_IS_REPEAT) && RNA_property_is_set(op->ptr, prop_span)) {
span = RNA_property_int_get(op->ptr, prop_span);
span = min_ii(span, (clamp / 2) - 1);
calc_span = false;
}
else {
span = clamp / 4;
calc_span = true;
}
offset = RNA_property_int_get(op->ptr, prop_offset);
offset = clamp ? mod_i(offset, clamp) : 0;
/* in simple cases, move selection for tags, but also support more advanced cases */
edbm_fill_grid_prepare(em->bm, offset, &span, calc_span);
RNA_property_int_set(op->ptr, prop_span, span);
}
/* end tricky prepare code */
BMOperator bmop;
if (!EDBM_op_init(em,
&bmop,
op,
"grid_fill edges=%he mat_nr=%i use_smooth=%b use_interp_simple=%b",
use_prepare ? BM_ELEM_TAG : BM_ELEM_SELECT,
em->mat_nr,
use_smooth,
use_interp_simple)) {
continue;
}
BMO_op_exec(em->bm, &bmop);
/* NOTE: EDBM_op_finish() will change bmesh pointer inside of edit mesh,
* so need to tell evaluated objects to sync new bmesh pointer to their
* edit mesh structures.
*/
DEG_id_tag_update(&obedit->id, 0);
/* cancel if nothing was done */
if ((totedge_orig == em->bm->totedge) && (totface_orig == em->bm->totface)) {
EDBM_op_finish(em, &bmop, op, true);
continue;
}
BMO_slot_buffer_hflag_enable(
em->bm, bmop.slots_out, "faces.out", BM_FACE, BM_ELEM_SELECT, true);
if (!EDBM_op_finish(em, &bmop, op, true)) {
continue;
}
EDBM_update_generic(em, true, true);
}
MEM_freeN(objects);
return OPERATOR_FINISHED;
}
void MESH_OT_fill_grid(wmOperatorType *ot)
{
PropertyRNA *prop;
/* identifiers */
ot->name = "Grid Fill";
ot->description = "Fill grid from two loops";
ot->idname = "MESH_OT_fill_grid";
/* api callbacks */
ot->exec = edbm_fill_grid_exec;
ot->poll = ED_operator_editmesh;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
/* properties */
prop = RNA_def_int(ot->srna, "span", 1, 1, 1000, "Span", "Number of grid columns", 1, 100);
RNA_def_property_flag(prop, PROP_SKIP_SAVE);
prop = RNA_def_int(ot->srna,
"offset",
0,
-1000,
1000,
"Offset",
"Vertex that is the corner of the grid",
-100,
100);
RNA_def_property_flag(prop, PROP_SKIP_SAVE);
RNA_def_boolean(ot->srna,
"use_interp_simple",
false,
"Simple Blending",
"Use simple interpolation of grid vertices");
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Hole Fill Operator
* \{ */
static int edbm_fill_holes_exec(bContext *C, wmOperator *op)
{
const int sides = RNA_int_get(op->ptr, "sides");
ViewLayer *view_layer = CTX_data_view_layer(C);
uint objects_len = 0;
Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(
view_layer, CTX_wm_view3d(C), &objects_len);
for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
Object *obedit = objects[ob_index];
BMEditMesh *em = BKE_editmesh_from_object(obedit);
if (em->bm->totedgesel == 0) {
continue;
}
if (!EDBM_op_call_and_selectf(
em, op, "faces.out", true, "holes_fill edges=%he sides=%i", BM_ELEM_SELECT, sides)) {
continue;
}
EDBM_update_generic(em, true, true);
}
MEM_freeN(objects);
return OPERATOR_FINISHED;
}
void MESH_OT_fill_holes(wmOperatorType *ot)
{
/* identifiers */
ot->name = "Fill Holes";
ot->idname = "MESH_OT_fill_holes";
ot->description = "Fill in holes (boundary edge loops)";
/* api callbacks */
ot->exec = edbm_fill_holes_exec;
ot->poll = ED_operator_editmesh;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
RNA_def_int(ot->srna,
"sides",
4,
0,
1000,
"Sides",
"Number of sides in hole required to fill (zero fills all holes)",
0,
100);
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Beauty Fill Operator
* \{ */
static int edbm_beautify_fill_exec(bContext *C, wmOperator *op)
{
ViewLayer *view_layer = CTX_data_view_layer(C);
uint objects_len = 0;
Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(
view_layer, CTX_wm_view3d(C), &objects_len);
const float angle_max = M_PI;
const float angle_limit = RNA_float_get(op->ptr, "angle_limit");
char hflag;
for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
Object *obedit = objects[ob_index];
BMEditMesh *em = BKE_editmesh_from_object(obedit);
if (em->bm->totfacesel == 0) {
continue;
}
if (angle_limit >= angle_max) {
hflag = BM_ELEM_SELECT;
}
else {
BMIter iter;
BMEdge *e;
BM_ITER_MESH (e, &iter, em->bm, BM_EDGES_OF_MESH) {
BM_elem_flag_set(e,
BM_ELEM_TAG,
(BM_elem_flag_test(e, BM_ELEM_SELECT) &&
BM_edge_calc_face_angle_ex(e, angle_max) < angle_limit));
}
hflag = BM_ELEM_TAG;
}
if (!EDBM_op_call_and_selectf(em,
op,
"geom.out",
true,
"beautify_fill faces=%hf edges=%he",
BM_ELEM_SELECT,
hflag)) {
continue;
}
EDBM_update_generic(em, true, true);
}
MEM_freeN(objects);
return OPERATOR_FINISHED;
}
void MESH_OT_beautify_fill(wmOperatorType *ot)
{
PropertyRNA *prop;
/* identifiers */
ot->name = "Beautify Faces";
ot->idname = "MESH_OT_beautify_fill";
ot->description = "Rearrange some faces to try to get less degenerated geometry";
/* api callbacks */
ot->exec = edbm_beautify_fill_exec;
ot->poll = ED_operator_editmesh;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
/* props */
prop = RNA_def_float_rotation(ot->srna,
"angle_limit",
0,
NULL,
0.0f,
DEG2RADF(180.0f),
"Max Angle",
"Angle limit",
0.0f,
DEG2RADF(180.0f));
RNA_def_property_float_default(prop, DEG2RADF(180.0f));
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Poke Face Operator
* \{ */
static int edbm_poke_face_exec(bContext *C, wmOperator *op)
{
const float offset = RNA_float_get(op->ptr, "offset");
const bool use_relative_offset = RNA_boolean_get(op->ptr, "use_relative_offset");
const int center_mode = RNA_enum_get(op->ptr, "center_mode");
ViewLayer *view_layer = CTX_data_view_layer(C);
uint objects_len = 0;
Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(
view_layer, CTX_wm_view3d(C), &objects_len);
for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
Object *obedit = objects[ob_index];
BMEditMesh *em = BKE_editmesh_from_object(obedit);
if (em->bm->totfacesel == 0) {
continue;
}
BMOperator bmop;
EDBM_op_init(em,
&bmop,
op,
"poke faces=%hf offset=%f use_relative_offset=%b center_mode=%i",
BM_ELEM_SELECT,
offset,
use_relative_offset,
center_mode);
BMO_op_exec(em->bm, &bmop);
EDBM_flag_disable_all(em, BM_ELEM_SELECT);
BMO_slot_buffer_hflag_enable(
em->bm, bmop.slots_out, "verts.out", BM_VERT, BM_ELEM_SELECT, true);
BMO_slot_buffer_hflag_enable(
em->bm, bmop.slots_out, "faces.out", BM_FACE, BM_ELEM_SELECT, true);
if (!EDBM_op_finish(em, &bmop, op, true)) {
continue;
}
EDBM_mesh_normals_update(em);
EDBM_update_generic(em, true, true);
}
MEM_freeN(objects);
return OPERATOR_FINISHED;
}
void MESH_OT_poke(wmOperatorType *ot)
{
static const EnumPropertyItem poke_center_modes[] = {
{BMOP_POKE_MEDIAN_WEIGHTED,
"MEDIAN_WEIGHTED",
0,
"Weighted Median",
"Weighted median face center"},
{BMOP_POKE_MEDIAN, "MEDIAN", 0, "Median", "Median face center"},
{BMOP_POKE_BOUNDS, "BOUNDS", 0, "Bounds", "Face bounds center"},
{0, NULL, 0, NULL, NULL},
};
/* identifiers */
ot->name = "Poke Faces";
ot->idname = "MESH_OT_poke";
ot->description = "Split a face into a fan";
/* api callbacks */
ot->exec = edbm_poke_face_exec;
ot->poll = ED_operator_editmesh;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
RNA_def_float_distance(
ot->srna, "offset", 0.0f, -1e3f, 1e3f, "Poke Offset", "Poke Offset", -1.0f, 1.0f);
RNA_def_boolean(ot->srna,
"use_relative_offset",
false,
"Offset Relative",
"Scale the offset by surrounding geometry");
RNA_def_enum(ot->srna,
"center_mode",
poke_center_modes,
BMOP_POKE_MEDIAN_WEIGHTED,
"Poke Center",
"Poke Face Center Calculation");
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Triangulate Face Operator
* \{ */
static int edbm_quads_convert_to_tris_exec(bContext *C, wmOperator *op)
{
const int quad_method = RNA_enum_get(op->ptr, "quad_method");
const int ngon_method = RNA_enum_get(op->ptr, "ngon_method");
ViewLayer *view_layer = CTX_data_view_layer(C);
uint objects_len = 0;
Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(
view_layer, CTX_wm_view3d(C), &objects_len);
for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
Object *obedit = objects[ob_index];
BMEditMesh *em = BKE_editmesh_from_object(obedit);
if (em->bm->totfacesel == 0) {
continue;
}
BMOperator bmop;
BMOIter oiter;
BMFace *f;
EDBM_op_init(em,
&bmop,
op,
"triangulate faces=%hf quad_method=%i ngon_method=%i",
BM_ELEM_SELECT,
quad_method,
ngon_method);
BMO_op_exec(em->bm, &bmop);
/* select the output */
BMO_slot_buffer_hflag_enable(
em->bm, bmop.slots_out, "faces.out", BM_FACE, BM_ELEM_SELECT, true);
/* remove the doubles */
BMO_ITER (f, &oiter, bmop.slots_out, "face_map_double.out", BM_FACE) {
BM_face_kill(em->bm, f);
}
EDBM_selectmode_flush(em);
if (!EDBM_op_finish(em, &bmop, op, true)) {
continue;
}
EDBM_update_generic(em, true, true);
}
MEM_freeN(objects);
return OPERATOR_FINISHED;
}
void MESH_OT_quads_convert_to_tris(wmOperatorType *ot)
{
/* identifiers */
ot->name = "Triangulate Faces";
ot->idname = "MESH_OT_quads_convert_to_tris";
ot->description = "Triangulate selected faces";
/* api callbacks */
ot->exec = edbm_quads_convert_to_tris_exec;
ot->poll = ED_operator_editmesh;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
RNA_def_enum(ot->srna,
"quad_method",
rna_enum_modifier_triangulate_quad_method_items,
MOD_TRIANGULATE_QUAD_BEAUTY,
"Quad Method",
"Method for splitting the quads into triangles");
RNA_def_enum(ot->srna,
"ngon_method",
rna_enum_modifier_triangulate_ngon_method_items,
MOD_TRIANGULATE_NGON_BEAUTY,
"Polygon Method",
"Method for splitting the polygons into triangles");
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Convert to Quads Operator
* \{ */
static int edbm_tris_convert_to_quads_exec(bContext *C, wmOperator *op)
{
ViewLayer *view_layer = CTX_data_view_layer(C);
uint objects_len = 0;
Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(
view_layer, CTX_wm_view3d(C), &objects_len);
bool is_face_pair;
{
int totelem_sel[3];
EDBM_mesh_stats_multi(objects, objects_len, NULL, totelem_sel);
is_face_pair = (totelem_sel[2] == 2);
}
for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
Object *obedit = objects[ob_index];
BMEditMesh *em = BKE_editmesh_from_object(obedit);
bool do_seam, do_sharp, do_uvs, do_vcols, do_materials;
float angle_face_threshold, angle_shape_threshold;
PropertyRNA *prop;
/* When joining exactly 2 faces, no limit.
* this is useful for one off joins while editing. */
prop = RNA_struct_find_property(op->ptr, "face_threshold");
if (is_face_pair && (RNA_property_is_set(op->ptr, prop) == false)) {
angle_face_threshold = DEG2RADF(180.0f);
}
else {
angle_face_threshold = RNA_property_float_get(op->ptr, prop);
}
prop = RNA_struct_find_property(op->ptr, "shape_threshold");
if (is_face_pair && (RNA_property_is_set(op->ptr, prop) == false)) {
angle_shape_threshold = DEG2RADF(180.0f);
}
else {
angle_shape_threshold = RNA_property_float_get(op->ptr, prop);
}
do_seam = RNA_boolean_get(op->ptr, "seam");
do_sharp = RNA_boolean_get(op->ptr, "sharp");
do_uvs = RNA_boolean_get(op->ptr, "uvs");
do_vcols = RNA_boolean_get(op->ptr, "vcols");
do_materials = RNA_boolean_get(op->ptr, "materials");
if (!EDBM_op_call_and_selectf(
em,
op,
"faces.out",
true,
"join_triangles faces=%hf angle_face_threshold=%f angle_shape_threshold=%f "
"cmp_seam=%b cmp_sharp=%b cmp_uvs=%b cmp_vcols=%b cmp_materials=%b",
BM_ELEM_SELECT,
angle_face_threshold,
angle_shape_threshold,
do_seam,
do_sharp,
do_uvs,
do_vcols,
do_materials)) {
continue;
}
EDBM_update_generic(em, true, true);
}
MEM_freeN(objects);
return OPERATOR_FINISHED;
}
static void join_triangle_props(wmOperatorType *ot)
{
PropertyRNA *prop;
prop = RNA_def_float_rotation(ot->srna,
"face_threshold",
0,
NULL,
0.0f,
DEG2RADF(180.0f),
"Max Face Angle",
"Face angle limit",
0.0f,
DEG2RADF(180.0f));
RNA_def_property_float_default(prop, DEG2RADF(40.0f));
prop = RNA_def_float_rotation(ot->srna,
"shape_threshold",
0,
NULL,
0.0f,
DEG2RADF(180.0f),
"Max Shape Angle",
"Shape angle limit",
0.0f,
DEG2RADF(180.0f));
RNA_def_property_float_default(prop, DEG2RADF(40.0f));
RNA_def_boolean(ot->srna, "uvs", false, "Compare UVs", "");
RNA_def_boolean(ot->srna, "vcols", false, "Compare VCols", "");
RNA_def_boolean(ot->srna, "seam", false, "Compare Seam", "");
RNA_def_boolean(ot->srna, "sharp", false, "Compare Sharp", "");
RNA_def_boolean(ot->srna, "materials", false, "Compare Materials", "");
}
void MESH_OT_tris_convert_to_quads(wmOperatorType *ot)
{
/* identifiers */
ot->name = "Tris to Quads";
ot->idname = "MESH_OT_tris_convert_to_quads";
ot->description = "Join triangles into quads";
/* api callbacks */
ot->exec = edbm_tris_convert_to_quads_exec;
ot->poll = ED_operator_editmesh;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
join_triangle_props(ot);
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Decimate Operator
*
* \note The function to decimate is intended for use as a modifier,
* while its handy allow access as a tool - this does cause access to be a little awkward
* (passing selection as weights for eg).
*
* \{ */
static int edbm_decimate_exec(bContext *C, wmOperator *op)
{
const float ratio = RNA_float_get(op->ptr, "ratio");
bool use_vertex_group = RNA_boolean_get(op->ptr, "use_vertex_group");
const float vertex_group_factor = RNA_float_get(op->ptr, "vertex_group_factor");
const bool invert_vertex_group = RNA_boolean_get(op->ptr, "invert_vertex_group");
const bool use_symmetry = RNA_boolean_get(op->ptr, "use_symmetry");
const float symmetry_eps = 0.00002f;
const int symmetry_axis = use_symmetry ? RNA_enum_get(op->ptr, "symmetry_axis") : -1;
/* nop */
if (ratio == 1.0f) {
return OPERATOR_FINISHED;
}
ViewLayer *view_layer = CTX_data_view_layer(C);
uint objects_len = 0;
Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(
view_layer, CTX_wm_view3d(C), &objects_len);
for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
Object *obedit = objects[ob_index];
BMEditMesh *em = BKE_editmesh_from_object(obedit);
BMesh *bm = em->bm;
if (bm->totedgesel == 0) {
continue;
}
float *vweights = MEM_mallocN(sizeof(*vweights) * bm->totvert, __func__);
{
const int cd_dvert_offset = CustomData_get_offset(&bm->vdata, CD_MDEFORMVERT);
const int defbase_act = obedit->actdef - 1;
if (use_vertex_group && (cd_dvert_offset == -1)) {
BKE_report(op->reports, RPT_WARNING, "No active vertex group");
use_vertex_group = false;
}
BMIter iter;
BMVert *v;
int i;
BM_ITER_MESH_INDEX (v, &iter, bm, BM_VERTS_OF_MESH, i) {
float weight = 0.0f;
if (BM_elem_flag_test(v, BM_ELEM_SELECT)) {
if (use_vertex_group) {
const MDeformVert *dv = BM_ELEM_CD_GET_VOID_P(v, cd_dvert_offset);
weight = defvert_find_weight(dv, defbase_act);
if (invert_vertex_group) {
weight = 1.0f - weight;
}
}
else {
weight = 1.0f;
}
}
vweights[i] = weight;
BM_elem_index_set(v, i); /* set_inline */
}
bm->elem_index_dirty &= ~BM_VERT;
}
float ratio_adjust;
if ((bm->totface == bm->totfacesel) || (ratio == 0.0f)) {
ratio_adjust = ratio;
}
else {
/**
* Calculate a new ratio based on faces that could be removed during decimation.
* needed so 0..1 has a meaningful range when operating on the selection.
*
* This doesn't have to be totally accurate,
* but needs to be greater than the number of selected faces
*/
int totface_basis = 0;
int totface_adjacent = 0;
BMIter iter;
BMFace *f;
BM_ITER_MESH (f, &iter, bm, BM_FACES_OF_MESH) {
/* count faces during decimation, ngons are triangulated */
const int f_len = f->len > 4 ? (f->len - 2) : 1;
totface_basis += f_len;
BMLoop *l_iter, *l_first;
l_iter = l_first = BM_FACE_FIRST_LOOP(f);
do {
if (vweights[BM_elem_index_get(l_iter->v)] != 0.0f) {
totface_adjacent += f_len;
break;
}
} while ((l_iter = l_iter->next) != l_first);
}
ratio_adjust = ratio;
ratio_adjust = 1.0f - ratio_adjust;
ratio_adjust *= (float)totface_adjacent / (float)totface_basis;
ratio_adjust = 1.0f - ratio_adjust;
}
BM_mesh_decimate_collapse(
em->bm, ratio_adjust, vweights, vertex_group_factor, false, symmetry_axis, symmetry_eps);
MEM_freeN(vweights);
{
short selectmode = em->selectmode;
if ((selectmode & (SCE_SELECT_VERTEX | SCE_SELECT_EDGE)) == 0) {
/* ensure we flush edges -> faces */
selectmode |= SCE_SELECT_EDGE;
}
EDBM_selectmode_flush_ex(em, selectmode);
}
EDBM_update_generic(em, true, true);
}
MEM_freeN(objects);
return OPERATOR_FINISHED;
}
static bool edbm_decimate_check(bContext *UNUSED(C), wmOperator *UNUSED(op))
{
return true;
}
static void edbm_decimate_ui(bContext *UNUSED(C), wmOperator *op)
{
uiLayout *layout = op->layout, *box, *row, *col;
PointerRNA ptr;
RNA_pointer_create(NULL, op->type->srna, op->properties, &ptr);
uiItemR(layout, &ptr, "ratio", 0, NULL, ICON_NONE);
box = uiLayoutBox(layout);
uiItemR(box, &ptr, "use_vertex_group", 0, NULL, ICON_NONE);
col = uiLayoutColumn(box, false);
uiLayoutSetActive(col, RNA_boolean_get(&ptr, "use_vertex_group"));
uiItemR(col, &ptr, "vertex_group_factor", 0, NULL, ICON_NONE);
uiItemR(col, &ptr, "invert_vertex_group", 0, NULL, ICON_NONE);
box = uiLayoutBox(layout);
uiItemR(box, &ptr, "use_symmetry", 0, NULL, ICON_NONE);
row = uiLayoutRow(box, true);
uiLayoutSetActive(row, RNA_boolean_get(&ptr, "use_symmetry"));
uiItemR(row, &ptr, "symmetry_axis", UI_ITEM_R_EXPAND, NULL, ICON_NONE);
}
void MESH_OT_decimate(wmOperatorType *ot)
{
/* identifiers */
ot->name = "Decimate Geometry";
ot->idname = "MESH_OT_decimate";
ot->description = "Simplify geometry by collapsing edges";
/* api callbacks */
ot->exec = edbm_decimate_exec;
ot->check = edbm_decimate_check;
ot->ui = edbm_decimate_ui;
ot->poll = ED_operator_editmesh;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
/* Note, keep in sync with 'rna_def_modifier_decimate' */
RNA_def_float(ot->srna, "ratio", 1.0f, 0.0f, 1.0f, "Ratio", "", 0.0f, 1.0f);
RNA_def_boolean(ot->srna,
"use_vertex_group",
false,
"Vertex Group",
"Use active vertex group as an influence");
RNA_def_float(ot->srna,
"vertex_group_factor",
1.0f,
0.0f,
1000.0f,
"Weight",
"Vertex group strength",
0.0f,
10.0f);
RNA_def_boolean(
ot->srna, "invert_vertex_group", false, "Invert", "Invert vertex group influence");
RNA_def_boolean(ot->srna, "use_symmetry", false, "Symmetry", "Maintain symmetry on an axis");
RNA_def_enum(ot->srna, "symmetry_axis", rna_enum_axis_xyz_items, 1, "Axis", "Axis of symmetry");
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Dissolve Vertices Operator
* \{ */
static void edbm_dissolve_prop__use_verts(wmOperatorType *ot, bool value, int flag)
{
PropertyRNA *prop;
prop = RNA_def_boolean(
ot->srna, "use_verts", value, "Dissolve Verts", "Dissolve remaining vertices");
if (flag) {
RNA_def_property_flag(prop, flag);
}
}
static void edbm_dissolve_prop__use_face_split(wmOperatorType *ot)
{
RNA_def_boolean(ot->srna,
"use_face_split",
false,
"Face Split",
"Split off face corners to maintain surrounding geometry");
}
static void edbm_dissolve_prop__use_boundary_tear(wmOperatorType *ot)
{
RNA_def_boolean(ot->srna,
"use_boundary_tear",
false,
"Tear Boundary",
"Split off face corners instead of merging faces");
}
static int edbm_dissolve_verts_exec(bContext *C, wmOperator *op)
{
const bool use_face_split = RNA_boolean_get(op->ptr, "use_face_split");
const bool use_boundary_tear = RNA_boolean_get(op->ptr, "use_boundary_tear");
ViewLayer *view_layer = CTX_data_view_layer(C);
uint objects_len = 0;
Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(
view_layer, CTX_wm_view3d(C), &objects_len);
for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
Object *obedit = objects[ob_index];
BMEditMesh *em = BKE_editmesh_from_object(obedit);
if (em->bm->totvertsel == 0) {
continue;
}
if (!EDBM_op_callf(em,
op,
"dissolve_verts verts=%hv use_face_split=%b use_boundary_tear=%b",
BM_ELEM_SELECT,
use_face_split,
use_boundary_tear)) {
continue;
}
EDBM_update_generic(em, true, true);
}
MEM_freeN(objects);
return OPERATOR_FINISHED;
}
void MESH_OT_dissolve_verts(wmOperatorType *ot)
{
/* identifiers */
ot->name = "Dissolve Vertices";
ot->description = "Dissolve verts, merge edges and faces";
ot->idname = "MESH_OT_dissolve_verts";
/* api callbacks */
ot->exec = edbm_dissolve_verts_exec;
ot->poll = ED_operator_editmesh;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
edbm_dissolve_prop__use_face_split(ot);
edbm_dissolve_prop__use_boundary_tear(ot);
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Dissolve Edges Operator
* \{ */
static int edbm_dissolve_edges_exec(bContext *C, wmOperator *op)
{
const bool use_verts = RNA_boolean_get(op->ptr, "use_verts");
const bool use_face_split = RNA_boolean_get(op->ptr, "use_face_split");
ViewLayer *view_layer = CTX_data_view_layer(C);
uint objects_len = 0;
Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(
view_layer, CTX_wm_view3d(C), &objects_len);
for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
Object *obedit = objects[ob_index];
BMEditMesh *em = BKE_editmesh_from_object(obedit);
if (em->bm->totedgesel == 0) {
continue;
}
if (!EDBM_op_callf(em,
op,
"dissolve_edges edges=%he use_verts=%b use_face_split=%b",
BM_ELEM_SELECT,
use_verts,
use_face_split)) {
continue;
}
EDBM_update_generic(em, true, true);
}
MEM_freeN(objects);
return OPERATOR_FINISHED;
}
void MESH_OT_dissolve_edges(wmOperatorType *ot)
{
/* identifiers */
ot->name = "Dissolve Edges";
ot->description = "Dissolve edges, merging faces";
ot->idname = "MESH_OT_dissolve_edges";
/* api callbacks */
ot->exec = edbm_dissolve_edges_exec;
ot->poll = ED_operator_editmesh;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
edbm_dissolve_prop__use_verts(ot, true, 0);
edbm_dissolve_prop__use_face_split(ot);
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Dissolve Faces Operator
* \{ */
static int edbm_dissolve_faces_exec(bContext *C, wmOperator *op)
{
const bool use_verts = RNA_boolean_get(op->ptr, "use_verts");
ViewLayer *view_layer = CTX_data_view_layer(C);
uint objects_len = 0;
Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(
view_layer, CTX_wm_view3d(C), &objects_len);
for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
Object *obedit = objects[ob_index];
BMEditMesh *em = BKE_editmesh_from_object(obedit);
if (em->bm->totfacesel == 0) {
continue;
}
if (!EDBM_op_call_and_selectf(em,
op,
"region.out",
true,
"dissolve_faces faces=%hf use_verts=%b",
BM_ELEM_SELECT,
use_verts)) {
continue;
}
EDBM_update_generic(em, true, true);
}
MEM_freeN(objects);
return OPERATOR_FINISHED;
}
void MESH_OT_dissolve_faces(wmOperatorType *ot)
{
/* identifiers */
ot->name = "Dissolve Faces";
ot->description = "Dissolve faces";
ot->idname = "MESH_OT_dissolve_faces";
/* api callbacks */
ot->exec = edbm_dissolve_faces_exec;
ot->poll = ED_operator_editmesh;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
edbm_dissolve_prop__use_verts(ot, false, 0);
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Dissolve (Context Sensitive) Operator
* \{ */
static int edbm_dissolve_mode_exec(bContext *C, wmOperator *op)
{
Object *obedit = CTX_data_edit_object(C);
BMEditMesh *em = BKE_editmesh_from_object(obedit);
PropertyRNA *prop;
prop = RNA_struct_find_property(op->ptr, "use_verts");
if (!RNA_property_is_set(op->ptr, prop)) {
/* always enable in edge-mode */
if ((em->selectmode & SCE_SELECT_FACE) == 0) {
RNA_property_boolean_set(op->ptr, prop, true);
}
}
if (em->selectmode & SCE_SELECT_VERTEX) {
return edbm_dissolve_verts_exec(C, op);
}
else if (em->selectmode & SCE_SELECT_EDGE) {
return edbm_dissolve_edges_exec(C, op);
}
else {
return edbm_dissolve_faces_exec(C, op);
}
}
void MESH_OT_dissolve_mode(wmOperatorType *ot)
{
/* identifiers */
ot->name = "Dissolve Selection";
ot->description = "Dissolve geometry based on the selection mode";
ot->idname = "MESH_OT_dissolve_mode";
/* api callbacks */
ot->exec = edbm_dissolve_mode_exec;
ot->poll = ED_operator_editmesh;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
edbm_dissolve_prop__use_verts(ot, false, PROP_SKIP_SAVE);
edbm_dissolve_prop__use_face_split(ot);
edbm_dissolve_prop__use_boundary_tear(ot);
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Limited Dissolve Operator
* \{ */
static int edbm_dissolve_limited_exec(bContext *C, wmOperator *op)
{
const float angle_limit = RNA_float_get(op->ptr, "angle_limit");
const bool use_dissolve_boundaries = RNA_boolean_get(op->ptr, "use_dissolve_boundaries");
const int delimit = RNA_enum_get(op->ptr, "delimit");
char dissolve_flag;
ViewLayer *view_layer = CTX_data_view_layer(C);
uint objects_len = 0;
Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(
view_layer, CTX_wm_view3d(C), &objects_len);
for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
Object *obedit = objects[ob_index];
BMEditMesh *em = BKE_editmesh_from_object(obedit);
BMesh *bm = em->bm;
if ((bm->totvertsel == 0) && (bm->totedgesel == 0) && (bm->totfacesel == 0)) {
continue;
}
if (em->selectmode == SCE_SELECT_FACE) {
/* flush selection to tags and untag edges/verts with partially selected faces */
BMIter iter;
BMIter liter;
BMElem *ele;
BMFace *f;
BMLoop *l;
BM_ITER_MESH (ele, &iter, bm, BM_VERTS_OF_MESH) {
BM_elem_flag_set(ele, BM_ELEM_TAG, BM_elem_flag_test(ele, BM_ELEM_SELECT));
}
BM_ITER_MESH (ele, &iter, bm, BM_EDGES_OF_MESH) {
BM_elem_flag_set(ele, BM_ELEM_TAG, BM_elem_flag_test(ele, BM_ELEM_SELECT));
}
BM_ITER_MESH (f, &iter, bm, BM_FACES_OF_MESH) {
if (!BM_elem_flag_test(f, BM_ELEM_SELECT)) {
BM_ITER_ELEM (l, &liter, f, BM_LOOPS_OF_FACE) {
BM_elem_flag_disable(l->v, BM_ELEM_TAG);
BM_elem_flag_disable(l->e, BM_ELEM_TAG);
}
}
}
dissolve_flag = BM_ELEM_TAG;
}
else {
dissolve_flag = BM_ELEM_SELECT;
}
EDBM_op_call_and_selectf(
em,
op,
"region.out",
true,
"dissolve_limit edges=%he verts=%hv angle_limit=%f use_dissolve_boundaries=%b delimit=%i",
dissolve_flag,
dissolve_flag,
angle_limit,
use_dissolve_boundaries,
delimit);
EDBM_update_generic(em, true, true);
}
MEM_freeN(objects);
return OPERATOR_FINISHED;
}
void MESH_OT_dissolve_limited(wmOperatorType *ot)
{
PropertyRNA *prop;
/* identifiers */
ot->name = "Limited Dissolve";
ot->idname = "MESH_OT_dissolve_limited";
ot->description =
"Dissolve selected edges and verts, limited by the angle of surrounding geometry";
/* api callbacks */
ot->exec = edbm_dissolve_limited_exec;
ot->poll = ED_operator_editmesh;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
prop = RNA_def_float_rotation(ot->srna,
"angle_limit",
0,
NULL,
0.0f,
DEG2RADF(180.0f),
"Max Angle",
"Angle limit",
0.0f,
DEG2RADF(180.0f));
RNA_def_property_float_default(prop, DEG2RADF(5.0f));
RNA_def_boolean(ot->srna,
"use_dissolve_boundaries",
false,
"All Boundaries",
"Dissolve all vertices inbetween face boundaries");
RNA_def_enum_flag(ot->srna,
"delimit",
rna_enum_mesh_delimit_mode_items,
BMO_DELIM_NORMAL,
"Delimit",
"Delimit dissolve operation");
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Degenerate Dissolve Operator
* \{ */
static int edbm_dissolve_degenerate_exec(bContext *C, wmOperator *op)
{
ViewLayer *view_layer = CTX_data_view_layer(C);
int totelem_old[3] = {0, 0, 0};
int totelem_new[3] = {0, 0, 0};
uint objects_len = 0;
Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(
view_layer, CTX_wm_view3d(C), &objects_len);
for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
Object *obedit = objects[ob_index];
BMEditMesh *em = BKE_editmesh_from_object(obedit);
BMesh *bm = em->bm;
totelem_old[0] += bm->totvert;
totelem_old[1] += bm->totedge;
totelem_old[2] += bm->totface;
} /* objects */
const float thresh = RNA_float_get(op->ptr, "threshold");
for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
Object *obedit = objects[ob_index];
BMEditMesh *em = BKE_editmesh_from_object(obedit);
BMesh *bm = em->bm;
if (!EDBM_op_callf(em, op, "dissolve_degenerate edges=%he dist=%f", BM_ELEM_SELECT, thresh)) {
return OPERATOR_CANCELLED;
}
/* tricky to maintain correct selection here, so just flush up from verts */
EDBM_select_flush(em);
EDBM_update_generic(em, true, true);
totelem_new[0] += bm->totvert;
totelem_new[1] += bm->totedge;
totelem_new[2] += bm->totface;
}
MEM_freeN(objects);
edbm_report_delete_info(op->reports, totelem_old, totelem_new);
return OPERATOR_FINISHED;
}
void MESH_OT_dissolve_degenerate(wmOperatorType *ot)
{
/* identifiers */
ot->name = "Degenerate Dissolve";
ot->idname = "MESH_OT_dissolve_degenerate";
ot->description = "Dissolve zero area faces and zero length edges";
/* api callbacks */
ot->exec = edbm_dissolve_degenerate_exec;
ot->poll = ED_operator_editmesh;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
RNA_def_float_distance(ot->srna,
"threshold",
1e-4f,
1e-6f,
50.0f,
"Merge Distance",
"Minimum distance between elements to merge",
1e-5f,
10.0f);
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Delete Edge-Loop Operator
* \{ */
/* internally uses dissolve */
static int edbm_delete_edgeloop_exec(bContext *C, wmOperator *op)
{
const bool use_face_split = RNA_boolean_get(op->ptr, "use_face_split");
ViewLayer *view_layer = CTX_data_view_layer(C);
uint objects_len = 0;
Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(
view_layer, CTX_wm_view3d(C), &objects_len);
for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
Object *obedit = objects[ob_index];
BMEditMesh *em = BKE_editmesh_from_object(obedit);
if (em->bm->totedgesel == 0) {
continue;
}
/* deal with selection */
{
BMEdge *e;
BMIter iter;
BM_mesh_elem_hflag_disable_all(em->bm, BM_FACE, BM_ELEM_TAG, false);
BM_ITER_MESH (e, &iter, em->bm, BM_EDGES_OF_MESH) {
if (BM_elem_flag_test(e, BM_ELEM_SELECT) && e->l) {
BMLoop *l_iter = e->l;
do {
BM_elem_flag_enable(l_iter->f, BM_ELEM_TAG);
} while ((l_iter = l_iter->radial_next) != e->l);
}
}
}
if (!EDBM_op_callf(em,
op,
"dissolve_edges edges=%he use_verts=%b use_face_split=%b",
BM_ELEM_SELECT,
true,
use_face_split)) {
continue;
}
BM_mesh_elem_hflag_enable_test(em->bm, BM_FACE, BM_ELEM_SELECT, true, false, BM_ELEM_TAG);
EDBM_selectmode_flush_ex(em, SCE_SELECT_VERTEX);
EDBM_update_generic(em, true, true);
}
MEM_freeN(objects);
return OPERATOR_FINISHED;
}
void MESH_OT_delete_edgeloop(wmOperatorType *ot)
{
/* identifiers */
ot->name = "Delete Edge Loop";
ot->description = "Delete an edge loop by merging the faces on each side";
ot->idname = "MESH_OT_delete_edgeloop";
/* api callbacks */
ot->exec = edbm_delete_edgeloop_exec;
ot->poll = ED_operator_editmesh;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
RNA_def_boolean(ot->srna,
"use_face_split",
true,
"Face Split",
"Split off face corners to maintain surrounding geometry");
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Split Geometry Operator
* \{ */
static int edbm_split_exec(bContext *C, wmOperator *op)
{
ViewLayer *view_layer = CTX_data_view_layer(C);
uint objects_len = 0;
Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(
view_layer, CTX_wm_view3d(C), &objects_len);
for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
Object *obedit = objects[ob_index];
BMEditMesh *em = BKE_editmesh_from_object(obedit);
if ((em->bm->totvertsel == 0) && (em->bm->totedgesel == 0) && (em->bm->totfacesel == 0)) {
continue;
}
BMOperator bmop;
EDBM_op_init(em, &bmop, op, "split geom=%hvef use_only_faces=%b", BM_ELEM_SELECT, false);
BMO_op_exec(em->bm, &bmop);
BM_mesh_elem_hflag_disable_all(em->bm, BM_VERT | BM_EDGE | BM_FACE, BM_ELEM_SELECT, false);
BMO_slot_buffer_hflag_enable(
em->bm, bmop.slots_out, "geom.out", BM_ALL_NOLOOP, BM_ELEM_SELECT, true);
if (!EDBM_op_finish(em, &bmop, op, true)) {
continue;
}
/* Geometry has changed, need to recalc normals and looptris */
EDBM_mesh_normals_update(em);
EDBM_update_generic(em, true, true);
}
MEM_freeN(objects);
return OPERATOR_FINISHED;
}
void MESH_OT_split(wmOperatorType *ot)
{
/* identifiers */
ot->name = "Split";
ot->idname = "MESH_OT_split";
ot->description = "Split off selected geometry from connected unselected geometry";
/* api callbacks */
ot->exec = edbm_split_exec;
ot->poll = ED_operator_editmesh;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Sort Geometry Elements Operator
*
* Unified for vertices/edges/faces.
*
* \{ */
enum {
/** Use view Z (deep) axis. */
SRT_VIEW_ZAXIS = 1,
/** Use view X (left to right) axis. */
SRT_VIEW_XAXIS,
/** Use distance from element to 3D cursor. */
SRT_CURSOR_DISTANCE,
/** Face only: use mat number. */
SRT_MATERIAL,
/** Move selected elements in first, without modifying
* relative order of selected and unselected elements. */
SRT_SELECTED,
/** Randomize selected elements. */
SRT_RANDOMIZE,
/** Reverse current order of selected elements. */
SRT_REVERSE,
};
typedef struct BMElemSort {
/** Sort factor */
float srt;
/** Original index of this element _in its mempool_ */
int org_idx;
} BMElemSort;
static int bmelemsort_comp(const void *v1, const void *v2)
{
const BMElemSort *x1 = v1, *x2 = v2;
return (x1->srt > x2->srt) - (x1->srt < x2->srt);
}
/* Reorders vertices/edges/faces using a given methods. Loops are not supported. */
static void sort_bmelem_flag(bContext *C,
Scene *scene,
Object *ob,
RegionView3D *rv3d,
const int types,
const int flag,
const int action,
const int reverse,
const unsigned int seed)
{
BMEditMesh *em = BKE_editmesh_from_object(ob);
BMVert *ve;
BMEdge *ed;
BMFace *fa;
BMIter iter;
/* In all five elements below, 0 = vertices, 1 = edges, 2 = faces. */
/* Just to mark protected elements. */
char *pblock[3] = {NULL, NULL, NULL}, *pb;
BMElemSort *sblock[3] = {NULL, NULL, NULL}, *sb;
unsigned int *map[3] = {NULL, NULL, NULL}, *mp;
int totelem[3] = {0, 0, 0};
int affected[3] = {0, 0, 0};
int i, j;
if (!(types && flag && action)) {
return;
}
if (types & BM_VERT) {
totelem[0] = em->bm->totvert;
}
if (types & BM_EDGE) {
totelem[1] = em->bm->totedge;
}
if (types & BM_FACE) {
totelem[2] = em->bm->totface;
}
if (ELEM(action, SRT_VIEW_ZAXIS, SRT_VIEW_XAXIS)) {
float mat[4][4];
float fact = reverse ? -1.0 : 1.0;
int coidx = (action == SRT_VIEW_ZAXIS) ? 2 : 0;
/* Apply the view matrix to the object matrix. */
mul_m4_m4m4(mat, rv3d->viewmat, ob->obmat);
if (totelem[0]) {
pb = pblock[0] = MEM_callocN(sizeof(char) * totelem[0], "sort_bmelem vert pblock");
sb = sblock[0] = MEM_callocN(sizeof(BMElemSort) * totelem[0], "sort_bmelem vert sblock");
BM_ITER_MESH_INDEX (ve, &iter, em->bm, BM_VERTS_OF_MESH, i) {
if (BM_elem_flag_test(ve, flag)) {
float co[3];
mul_v3_m4v3(co, mat, ve->co);
pb[i] = false;
sb[affected[0]].org_idx = i;
sb[affected[0]++].srt = co[coidx] * fact;
}
else {
pb[i] = true;
}
}
}
if (totelem[1]) {
pb = pblock[1] = MEM_callocN(sizeof(char) * totelem[1], "sort_bmelem edge pblock");
sb = sblock[1] = MEM_callocN(sizeof(BMElemSort) * totelem[1], "sort_bmelem edge sblock");
BM_ITER_MESH_INDEX (ed, &iter, em->bm, BM_EDGES_OF_MESH, i) {
if (BM_elem_flag_test(ed, flag)) {
float co[3];
mid_v3_v3v3(co, ed->v1->co, ed->v2->co);
mul_m4_v3(mat, co);
pb[i] = false;
sb[affected[1]].org_idx = i;
sb[affected[1]++].srt = co[coidx] * fact;
}
else {
pb[i] = true;
}
}
}
if (totelem[2]) {
pb = pblock[2] = MEM_callocN(sizeof(char) * totelem[2], "sort_bmelem face pblock");
sb = sblock[2] = MEM_callocN(sizeof(BMElemSort) * totelem[2], "sort_bmelem face sblock");
BM_ITER_MESH_INDEX (fa, &iter, em->bm, BM_FACES_OF_MESH, i) {
if (BM_elem_flag_test(fa, flag)) {
float co[3];
BM_face_calc_center_median(fa, co);
mul_m4_v3(mat, co);
pb[i] = false;
sb[affected[2]].org_idx = i;
sb[affected[2]++].srt = co[coidx] * fact;
}
else {
pb[i] = true;
}
}
}
}
else if (action == SRT_CURSOR_DISTANCE) {
float cur[3];
float mat[4][4];
float fact = reverse ? -1.0 : 1.0;
copy_v3_v3(cur, scene->cursor.location);
invert_m4_m4(mat, ob->obmat);
mul_m4_v3(mat, cur);
if (totelem[0]) {
pb = pblock[0] = MEM_callocN(sizeof(char) * totelem[0], "sort_bmelem vert pblock");
sb = sblock[0] = MEM_callocN(sizeof(BMElemSort) * totelem[0], "sort_bmelem vert sblock");
BM_ITER_MESH_INDEX (ve, &iter, em->bm, BM_VERTS_OF_MESH, i) {
if (BM_elem_flag_test(ve, flag)) {
pb[i] = false;
sb[affected[0]].org_idx = i;
sb[affected[0]++].srt = len_squared_v3v3(cur, ve->co) * fact;
}
else {
pb[i] = true;
}
}
}
if (totelem[1]) {
pb = pblock[1] = MEM_callocN(sizeof(char) * totelem[1], "sort_bmelem edge pblock");
sb = sblock[1] = MEM_callocN(sizeof(BMElemSort) * totelem[1], "sort_bmelem edge sblock");
BM_ITER_MESH_INDEX (ed, &iter, em->bm, BM_EDGES_OF_MESH, i) {
if (BM_elem_flag_test(ed, flag)) {
float co[3];
mid_v3_v3v3(co, ed->v1->co, ed->v2->co);
pb[i] = false;
sb[affected[1]].org_idx = i;
sb[affected[1]++].srt = len_squared_v3v3(cur, co) * fact;
}
else {
pb[i] = true;
}
}
}
if (totelem[2]) {
pb = pblock[2] = MEM_callocN(sizeof(char) * totelem[2], "sort_bmelem face pblock");
sb = sblock[2] = MEM_callocN(sizeof(BMElemSort) * totelem[2], "sort_bmelem face sblock");
BM_ITER_MESH_INDEX (fa, &iter, em->bm, BM_FACES_OF_MESH, i) {
if (BM_elem_flag_test(fa, flag)) {
float co[3];
BM_face_calc_center_median(fa, co);
pb[i] = false;
sb[affected[2]].org_idx = i;
sb[affected[2]++].srt = len_squared_v3v3(cur, co) * fact;
}
else {
pb[i] = true;
}
}
}
}
/* Faces only! */
else if (action == SRT_MATERIAL && totelem[2]) {
pb = pblock[2] = MEM_callocN(sizeof(char) * totelem[2], "sort_bmelem face pblock");
sb = sblock[2] = MEM_callocN(sizeof(BMElemSort) * totelem[2], "sort_bmelem face sblock");
BM_ITER_MESH_INDEX (fa, &iter, em->bm, BM_FACES_OF_MESH, i) {
if (BM_elem_flag_test(fa, flag)) {
/* Reverse materials' order, not order of faces inside each mat! */
/* Note: cannot use totcol, as mat_nr may sometimes be greater... */
float srt = reverse ? (float)(MAXMAT - fa->mat_nr) : (float)fa->mat_nr;
pb[i] = false;
sb[affected[2]].org_idx = i;
/* Multiplying with totface and adding i ensures us
* we keep current order for all faces of same mat. */
sb[affected[2]++].srt = srt * ((float)totelem[2]) + ((float)i);
// printf("e: %d; srt: %f; final: %f\n",
// i, srt, srt * ((float)totface) + ((float)i));
}
else {
pb[i] = true;
}
}
}
else if (action == SRT_SELECTED) {
unsigned int *tbuf[3] = {NULL, NULL, NULL}, *tb;
if (totelem[0]) {
tb = tbuf[0] = MEM_callocN(sizeof(int) * totelem[0], "sort_bmelem vert tbuf");
mp = map[0] = MEM_callocN(sizeof(int) * totelem[0], "sort_bmelem vert map");
BM_ITER_MESH_INDEX (ve, &iter, em->bm, BM_VERTS_OF_MESH, i) {
if (BM_elem_flag_test(ve, flag)) {
mp[affected[0]++] = i;
}
else {
*tb = i;
tb++;
}
}
}
if (totelem[1]) {
tb = tbuf[1] = MEM_callocN(sizeof(int) * totelem[1], "sort_bmelem edge tbuf");
mp = map[1] = MEM_callocN(sizeof(int) * totelem[1], "sort_bmelem edge map");
BM_ITER_MESH_INDEX (ed, &iter, em->bm, BM_EDGES_OF_MESH, i) {
if (BM_elem_flag_test(ed, flag)) {
mp[affected[1]++] = i;
}
else {
*tb = i;
tb++;
}
}
}
if (totelem[2]) {
tb = tbuf[2] = MEM_callocN(sizeof(int) * totelem[2], "sort_bmelem face tbuf");
mp = map[2] = MEM_callocN(sizeof(int) * totelem[2], "sort_bmelem face map");
BM_ITER_MESH_INDEX (fa, &iter, em->bm, BM_FACES_OF_MESH, i) {
if (BM_elem_flag_test(fa, flag)) {
mp[affected[2]++] = i;
}
else {
*tb = i;
tb++;
}
}
}
for (j = 3; j--;) {
int tot = totelem[j];
int aff = affected[j];
tb = tbuf[j];
mp = map[j];
if (!(tb && mp)) {
continue;
}
if (ELEM(aff, 0, tot)) {
MEM_freeN(tb);
MEM_freeN(mp);
map[j] = NULL;
continue;
}
if (reverse) {
memcpy(tb + (tot - aff), mp, aff * sizeof(int));
}
else {
memcpy(mp + aff, tb, (tot - aff) * sizeof(int));
tb = mp;
mp = map[j] = tbuf[j];
tbuf[j] = tb;
}
/* Reverse mapping, we want an org2new one! */
for (i = tot, tb = tbuf[j] + tot - 1; i--; tb--) {
mp[*tb] = i;
}
MEM_freeN(tbuf[j]);
}
}
else if (action == SRT_RANDOMIZE) {
if (totelem[0]) {
/* Re-init random generator for each element type, to get consistent random when
* enabling/disabling an element type. */
RNG *rng = BLI_rng_new_srandom(seed);
pb = pblock[0] = MEM_callocN(sizeof(char) * totelem[0], "sort_bmelem vert pblock");
sb = sblock[0] = MEM_callocN(sizeof(BMElemSort) * totelem[0], "sort_bmelem vert sblock");
BM_ITER_MESH_INDEX (ve, &iter, em->bm, BM_VERTS_OF_MESH, i) {
if (BM_elem_flag_test(ve, flag)) {
pb[i] = false;
sb[affected[0]].org_idx = i;
sb[affected[0]++].srt = BLI_rng_get_float(rng);
}
else {
pb[i] = true;
}
}
BLI_rng_free(rng);
}
if (totelem[1]) {
RNG *rng = BLI_rng_new_srandom(seed);
pb = pblock[1] = MEM_callocN(sizeof(char) * totelem[1], "sort_bmelem edge pblock");
sb = sblock[1] = MEM_callocN(sizeof(BMElemSort) * totelem[1], "sort_bmelem edge sblock");
BM_ITER_MESH_INDEX (ed, &iter, em->bm, BM_EDGES_OF_MESH, i) {
if (BM_elem_flag_test(ed, flag)) {
pb[i] = false;
sb[affected[1]].org_idx = i;
sb[affected[1]++].srt = BLI_rng_get_float(rng);
}
else {
pb[i] = true;
}
}
BLI_rng_free(rng);
}
if (totelem[2]) {
RNG *rng = BLI_rng_new_srandom(seed);
pb = pblock[2] = MEM_callocN(sizeof(char) * totelem[2], "sort_bmelem face pblock");
sb = sblock[2] = MEM_callocN(sizeof(BMElemSort) * totelem[2], "sort_bmelem face sblock");
BM_ITER_MESH_INDEX (fa, &iter, em->bm, BM_FACES_OF_MESH, i) {
if (BM_elem_flag_test(fa, flag)) {
pb[i] = false;
sb[affected[2]].org_idx = i;
sb[affected[2]++].srt = BLI_rng_get_float(rng);
}
else {
pb[i] = true;
}
}
BLI_rng_free(rng);
}
}
else if (action == SRT_REVERSE) {
if (totelem[0]) {
pb = pblock[0] = MEM_callocN(sizeof(char) * totelem[0], "sort_bmelem vert pblock");
sb = sblock[0] = MEM_callocN(sizeof(BMElemSort) * totelem[0], "sort_bmelem vert sblock");
BM_ITER_MESH_INDEX (ve, &iter, em->bm, BM_VERTS_OF_MESH, i) {
if (BM_elem_flag_test(ve, flag)) {
pb[i] = false;
sb[affected[0]].org_idx = i;
sb[affected[0]++].srt = (float)-i;
}
else {
pb[i] = true;
}
}
}
if (totelem[1]) {
pb = pblock[1] = MEM_callocN(sizeof(char) * totelem[1], "sort_bmelem edge pblock");
sb = sblock[1] = MEM_callocN(sizeof(BMElemSort) * totelem[1], "sort_bmelem edge sblock");
BM_ITER_MESH_INDEX (ed, &iter, em->bm, BM_EDGES_OF_MESH, i) {
if (BM_elem_flag_test(ed, flag)) {
pb[i] = false;
sb[affected[1]].org_idx = i;
sb[affected[1]++].srt = (float)-i;
}
else {
pb[i] = true;
}
}
}
if (totelem[2]) {
pb = pblock[2] = MEM_callocN(sizeof(char) * totelem[2], "sort_bmelem face pblock");
sb = sblock[2] = MEM_callocN(sizeof(BMElemSort) * totelem[2], "sort_bmelem face sblock");
BM_ITER_MESH_INDEX (fa, &iter, em->bm, BM_FACES_OF_MESH, i) {
if (BM_elem_flag_test(fa, flag)) {
pb[i] = false;
sb[affected[2]].org_idx = i;
sb[affected[2]++].srt = (float)-i;
}
else {
pb[i] = true;
}
}
}
}
/* printf("%d vertices: %d to be affected...\n", totelem[0], affected[0]);*/
/* printf("%d edges: %d to be affected...\n", totelem[1], affected[1]);*/
/* printf("%d faces: %d to be affected...\n", totelem[2], affected[2]);*/
if (affected[0] == 0 && affected[1] == 0 && affected[2] == 0) {
for (j = 3; j--;) {
if (pblock[j]) {
MEM_freeN(pblock[j]);
}
if (sblock[j]) {
MEM_freeN(sblock[j]);
}
if (map[j]) {
MEM_freeN(map[j]);
}
}
return;
}
/* Sort affected elements, and populate mapping arrays, if needed. */
for (j = 3; j--;) {
pb = pblock[j];
sb = sblock[j];
if (pb && sb && !map[j]) {
const char *p_blk;
BMElemSort *s_blk;
int tot = totelem[j];
int aff = affected[j];
qsort(sb, aff, sizeof(BMElemSort), bmelemsort_comp);
mp = map[j] = MEM_mallocN(sizeof(int) * tot, "sort_bmelem map");
p_blk = pb + tot - 1;
s_blk = sb + aff - 1;
for (i = tot; i--; p_blk--) {
if (*p_blk) { /* Protected! */
mp[i] = i;
}
else {
mp[s_blk->org_idx] = i;
s_blk--;
}
}
}
if (pb) {
MEM_freeN(pb);
}
if (sb) {
MEM_freeN(sb);
}
}
BM_mesh_remap(em->bm, map[0], map[1], map[2]);
DEG_id_tag_update(ob->data, ID_RECALC_GEOMETRY);
WM_event_add_notifier(C, NC_GEOM | ND_DATA, ob->data);
for (j = 3; j--;) {
if (map[j]) {
MEM_freeN(map[j]);
}
}
}
static int edbm_sort_elements_exec(bContext *C, wmOperator *op)
{
Scene *scene = CTX_data_scene(C);
ViewLayer *view_layer = CTX_data_view_layer(C);
Object *ob_active = CTX_data_edit_object(C);
/* may be NULL */
RegionView3D *rv3d = ED_view3d_context_rv3d(C);
const int action = RNA_enum_get(op->ptr, "type");
PropertyRNA *prop_elem_types = RNA_struct_find_property(op->ptr, "elements");
const bool use_reverse = RNA_boolean_get(op->ptr, "reverse");
unsigned int seed = RNA_int_get(op->ptr, "seed");
int elem_types = 0;
if (ELEM(action, SRT_VIEW_ZAXIS, SRT_VIEW_XAXIS)) {
if (rv3d == NULL) {
BKE_report(op->reports, RPT_ERROR, "View not found, cannot sort by view axis");
return OPERATOR_CANCELLED;
}
}
/* If no elem_types set, use current selection mode to set it! */
if (RNA_property_is_set(op->ptr, prop_elem_types)) {
elem_types = RNA_property_enum_get(op->ptr, prop_elem_types);
}
else {
BMEditMesh *em = BKE_editmesh_from_object(ob_active);
if (em->selectmode & SCE_SELECT_VERTEX) {
elem_types |= BM_VERT;
}
if (em->selectmode & SCE_SELECT_EDGE) {
elem_types |= BM_EDGE;
}
if (em->selectmode & SCE_SELECT_FACE) {
elem_types |= BM_FACE;
}
RNA_enum_set(op->ptr, "elements", elem_types);
}
uint objects_len = 0;
Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(
view_layer, CTX_wm_view3d(C), &objects_len);
for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
Object *ob = objects[ob_index];
BMEditMesh *em = BKE_editmesh_from_object(ob);
BMesh *bm = em->bm;
if (!((elem_types & BM_VERT && bm->totvertsel > 0) ||
(elem_types & BM_EDGE && bm->totedgesel > 0) ||
(elem_types & BM_FACE && bm->totfacesel > 0))) {
continue;
}
int seed_iter = seed;
/* This gives a consistent result regardless of object order */
if (ob_index) {
seed_iter += BLI_ghashutil_strhash_p(ob->id.name);
}
sort_bmelem_flag(
C, scene, ob, rv3d, elem_types, BM_ELEM_SELECT, action, use_reverse, seed_iter);
}
MEM_freeN(objects);
return OPERATOR_FINISHED;
}
static bool edbm_sort_elements_poll_property(const bContext *UNUSED(C),
wmOperator *op,
const PropertyRNA *prop)
{
const char *prop_id = RNA_property_identifier(prop);
const int action = RNA_enum_get(op->ptr, "type");
/* Only show seed for randomize action! */
if (STREQ(prop_id, "seed")) {
if (action == SRT_RANDOMIZE) {
return true;
}
else {
return false;
}
}
/* Hide seed for reverse and randomize actions! */
if (STREQ(prop_id, "reverse")) {
if (ELEM(action, SRT_RANDOMIZE, SRT_REVERSE)) {
return false;
}
else {
return true;
}
}
return true;
}
void MESH_OT_sort_elements(wmOperatorType *ot)
{
static const EnumPropertyItem type_items[] = {
{SRT_VIEW_ZAXIS,
"VIEW_ZAXIS",
0,
"View Z Axis",
"Sort selected elements from farthest to nearest one in current view"},
{SRT_VIEW_XAXIS,
"VIEW_XAXIS",
0,
"View X Axis",
"Sort selected elements from left to right one in current view"},
{SRT_CURSOR_DISTANCE,
"CURSOR_DISTANCE",
0,
"Cursor Distance",
"Sort selected elements from nearest to farthest from 3D cursor"},
{SRT_MATERIAL,
"MATERIAL",
0,
"Material",
"Sort selected elements from smallest to greatest material index (faces only!)"},
{SRT_SELECTED,
"SELECTED",
0,
"Selected",
"Move all selected elements in first places, preserving their relative order "
"(WARNING: this will affect unselected elements' indices as well!)"},
{SRT_RANDOMIZE, "RANDOMIZE", 0, "Randomize", "Randomize order of selected elements"},
{SRT_REVERSE, "REVERSE", 0, "Reverse", "Reverse current order of selected elements"},
{0, NULL, 0, NULL, NULL},
};
static const EnumPropertyItem elem_items[] = {
{BM_VERT, "VERT", 0, "Vertices", ""},
{BM_EDGE, "EDGE", 0, "Edges", ""},
{BM_FACE, "FACE", 0, "Faces", ""},
{0, NULL, 0, NULL, NULL},
};
/* identifiers */
ot->name = "Sort Mesh Elements";
ot->description =
"The order of selected vertices/edges/faces is modified, based on a given method";
ot->idname = "MESH_OT_sort_elements";
/* api callbacks */
ot->invoke = WM_menu_invoke;
ot->exec = edbm_sort_elements_exec;
ot->poll = ED_operator_editmesh;
ot->poll_property = edbm_sort_elements_poll_property;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
/* properties */
ot->prop = RNA_def_enum(ot->srna,
"type",
type_items,
SRT_VIEW_ZAXIS,
"Type",
"Type of re-ordering operation to apply");
RNA_def_enum_flag(ot->srna,
"elements",
elem_items,
BM_VERT,
"Elements",
"Which elements to affect (vertices, edges and/or faces)");
RNA_def_boolean(ot->srna, "reverse", false, "Reverse", "Reverse the sorting effect");
RNA_def_int(ot->srna, "seed", 0, 0, INT_MAX, "Seed", "Seed for random-based operations", 0, 255);
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Bridge Operator
* \{ */
enum {
MESH_BRIDGELOOP_SINGLE = 0,
MESH_BRIDGELOOP_CLOSED = 1,
MESH_BRIDGELOOP_PAIRS = 2,
};
static int edbm_bridge_tag_boundary_edges(BMesh *bm)
{
/* tags boundary edges from a face selection */
BMIter iter;
BMFace *f;
BMEdge *e;
int totface_del = 0;
BM_mesh_elem_hflag_disable_all(bm, BM_EDGE | BM_FACE, BM_ELEM_TAG, false);
BM_ITER_MESH (e, &iter, bm, BM_EDGES_OF_MESH) {
if (BM_elem_flag_test(e, BM_ELEM_SELECT)) {
if (BM_edge_is_wire(e) || BM_edge_is_boundary(e)) {
BM_elem_flag_enable(e, BM_ELEM_TAG);
}
else {
BMIter fiter;
bool is_all_sel = true;
/* check if its only used by selected faces */
BM_ITER_ELEM (f, &fiter, e, BM_FACES_OF_EDGE) {
if (BM_elem_flag_test(f, BM_ELEM_SELECT)) {
/* tag face for removal*/
if (!BM_elem_flag_test(f, BM_ELEM_TAG)) {
BM_elem_flag_enable(f, BM_ELEM_TAG);
totface_del++;
}
}
else {
is_all_sel = false;
}
}
if (is_all_sel == false) {
BM_elem_flag_enable(e, BM_ELEM_TAG);
}
}
}
}
return totface_del;
}
static int edbm_bridge_edge_loops_for_single_editmesh(wmOperator *op,
BMEditMesh *em,
const bool use_pairs,
const bool use_cyclic,
const bool use_merge,
const float merge_factor,
const int twist_offset)
{
BMOperator bmop;
char edge_hflag;
int totface_del = 0;
BMFace **totface_del_arr = NULL;
const bool use_faces = (em->bm->totfacesel != 0);
if (use_faces) {
BMIter iter;
BMFace *f;
int i;
totface_del = edbm_bridge_tag_boundary_edges(em->bm);
totface_del_arr = MEM_mallocN(sizeof(*totface_del_arr) * totface_del, __func__);
i = 0;
BM_ITER_MESH (f, &iter, em->bm, BM_FACES_OF_MESH) {
if (BM_elem_flag_test(f, BM_ELEM_TAG)) {
totface_del_arr[i++] = f;
}
}
edge_hflag = BM_ELEM_TAG;
}
else {
edge_hflag = BM_ELEM_SELECT;
}
EDBM_op_init(em,
&bmop,
op,
"bridge_loops edges=%he use_pairs=%b use_cyclic=%b use_merge=%b merge_factor=%f "
"twist_offset=%i",
edge_hflag,
use_pairs,
use_cyclic,
use_merge,
merge_factor,
twist_offset);
if (use_faces && totface_del) {
int i;
BM_mesh_elem_hflag_disable_all(em->bm, BM_FACE, BM_ELEM_TAG, false);
for (i = 0; i < totface_del; i++) {
BM_elem_flag_enable(totface_del_arr[i], BM_ELEM_TAG);
}
BMO_op_callf(em->bm,
BMO_FLAG_DEFAULTS,
"delete geom=%hf context=%i",
BM_ELEM_TAG,
DEL_FACES_KEEP_BOUNDARY);
}
BMO_op_exec(em->bm, &bmop);
if (!BMO_error_occurred(em->bm)) {
/* when merge is used the edges are joined and remain selected */
if (use_merge == false) {
EDBM_flag_disable_all(em, BM_ELEM_SELECT);
BMO_slot_buffer_hflag_enable(
em->bm, bmop.slots_out, "faces.out", BM_FACE, BM_ELEM_SELECT, true);
}
if (use_merge == false) {
struct EdgeRingOpSubdProps op_props;
mesh_operator_edgering_props_get(op, &op_props);
if (op_props.cuts) {
BMOperator bmop_subd;
/* we only need face normals updated */
EDBM_mesh_normals_update(em);
BMO_op_initf(em->bm,
&bmop_subd,
0,
"subdivide_edgering edges=%S interp_mode=%i cuts=%i smooth=%f "
"profile_shape=%i profile_shape_factor=%f",
&bmop,
"edges.out",
op_props.interp_mode,
op_props.cuts,
op_props.smooth,
op_props.profile_shape,
op_props.profile_shape_factor);
BMO_op_exec(em->bm, &bmop_subd);
BMO_slot_buffer_hflag_enable(
em->bm, bmop_subd.slots_out, "faces.out", BM_FACE, BM_ELEM_SELECT, true);
BMO_op_finish(em->bm, &bmop_subd);
}
}
}
if (totface_del_arr) {
MEM_freeN(totface_del_arr);
}
if (EDBM_op_finish(em, &bmop, op, true)) {
EDBM_update_generic(em, true, true);
}
/* Always return finished so the user can select different options. */
return OPERATOR_FINISHED;
}
static int edbm_bridge_edge_loops_exec(bContext *C, wmOperator *op)
{
const int type = RNA_enum_get(op->ptr, "type");
const bool use_pairs = (type == MESH_BRIDGELOOP_PAIRS);
const bool use_cyclic = (type == MESH_BRIDGELOOP_CLOSED);
const bool use_merge = RNA_boolean_get(op->ptr, "use_merge");
const float merge_factor = RNA_float_get(op->ptr, "merge_factor");
const int twist_offset = RNA_int_get(op->ptr, "twist_offset");
ViewLayer *view_layer = CTX_data_view_layer(C);
uint objects_len = 0;
Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(
view_layer, CTX_wm_view3d(C), &objects_len);
for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
Object *obedit = objects[ob_index];
BMEditMesh *em = BKE_editmesh_from_object(obedit);
if (em->bm->totvertsel == 0) {
continue;
}
edbm_bridge_edge_loops_for_single_editmesh(
op, em, use_pairs, use_cyclic, use_merge, merge_factor, twist_offset);
}
MEM_freeN(objects);
return OPERATOR_FINISHED;
}
void MESH_OT_bridge_edge_loops(wmOperatorType *ot)
{
static const EnumPropertyItem type_items[] = {
{MESH_BRIDGELOOP_SINGLE, "SINGLE", 0, "Open Loop", ""},
{MESH_BRIDGELOOP_CLOSED, "CLOSED", 0, "Closed Loop", ""},
{MESH_BRIDGELOOP_PAIRS, "PAIRS", 0, "Loop Pairs", ""},
{0, NULL, 0, NULL, NULL},
};
/* identifiers */
ot->name = "Bridge Edge Loops";
ot->description = "Create a bridge of faces between two or more selected edge loops";
ot->idname = "MESH_OT_bridge_edge_loops";
/* api callbacks */
ot->exec = edbm_bridge_edge_loops_exec;
ot->poll = ED_operator_editmesh;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
ot->prop = RNA_def_enum(ot->srna,
"type",
type_items,
MESH_BRIDGELOOP_SINGLE,
"Connect Loops",
"Method of bridging multiple loops");
RNA_def_boolean(ot->srna, "use_merge", false, "Merge", "Merge rather than creating faces");
RNA_def_float(ot->srna, "merge_factor", 0.5f, 0.0f, 1.0f, "Merge Factor", "", 0.0f, 1.0f);
RNA_def_int(ot->srna,
"twist_offset",
0,
-1000,
1000,
"Twist",
"Twist offset for closed loops",
-1000,
1000);
mesh_operator_edgering_props(ot, 0, 0);
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Wire-Frame Operator
* \{ */
static int edbm_wireframe_exec(bContext *C, wmOperator *op)
{
const bool use_boundary = RNA_boolean_get(op->ptr, "use_boundary");
const bool use_even_offset = RNA_boolean_get(op->ptr, "use_even_offset");
const bool use_replace = RNA_boolean_get(op->ptr, "use_replace");
const bool use_relative_offset = RNA_boolean_get(op->ptr, "use_relative_offset");
const bool use_crease = RNA_boolean_get(op->ptr, "use_crease");
const float crease_weight = RNA_float_get(op->ptr, "crease_weight");
const float thickness = RNA_float_get(op->ptr, "thickness");
const float offset = RNA_float_get(op->ptr, "offset");
ViewLayer *view_layer = CTX_data_view_layer(C);
uint objects_len = 0;
Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(
view_layer, CTX_wm_view3d(C), &objects_len);
for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
Object *obedit = objects[ob_index];
BMEditMesh *em = BKE_editmesh_from_object(obedit);
if (em->bm->totfacesel == 0) {
continue;
}
BMOperator bmop;
EDBM_op_init(em,
&bmop,
op,
"wireframe faces=%hf use_replace=%b use_boundary=%b use_even_offset=%b "
"use_relative_offset=%b "
"use_crease=%b crease_weight=%f thickness=%f offset=%f",
BM_ELEM_SELECT,
use_replace,
use_boundary,
use_even_offset,
use_relative_offset,
use_crease,
crease_weight,
thickness,
offset);
BMO_op_exec(em->bm, &bmop);
BM_mesh_elem_hflag_disable_all(em->bm, BM_VERT | BM_EDGE | BM_FACE, BM_ELEM_SELECT, false);
BMO_slot_buffer_hflag_enable(
em->bm, bmop.slots_out, "faces.out", BM_FACE, BM_ELEM_SELECT, true);
if (!EDBM_op_finish(em, &bmop, op, true)) {
continue;
}
EDBM_update_generic(em, true, true);
}
MEM_freeN(objects);
return OPERATOR_FINISHED;
}
void MESH_OT_wireframe(wmOperatorType *ot)
{
PropertyRNA *prop;
/* identifiers */
ot->name = "Wire Frame";
ot->idname = "MESH_OT_wireframe";
ot->description = "Create a solid wire-frame from faces";
/* api callbacks */
ot->exec = edbm_wireframe_exec;
ot->poll = ED_operator_editmesh;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
/* properties */
RNA_def_boolean(ot->srna, "use_boundary", true, "Boundary", "Inset face boundaries");
RNA_def_boolean(ot->srna,
"use_even_offset",
true,
"Offset Even",
"Scale the offset to give more even thickness");
RNA_def_boolean(ot->srna,
"use_relative_offset",
false,
"Offset Relative",
"Scale the offset by surrounding geometry");
RNA_def_boolean(ot->srna, "use_replace", true, "Replace", "Remove original faces");
prop = RNA_def_float_distance(
ot->srna, "thickness", 0.01f, 0.0f, 1e4f, "Thickness", "", 0.0f, 10.0f);
/* use 1 rather then 10 for max else dragging the button moves too far */
RNA_def_property_ui_range(prop, 0.0, 1.0, 0.01, 4);
RNA_def_float_distance(ot->srna, "offset", 0.01f, 0.0f, 1e4f, "Offset", "", 0.0f, 10.0f);
RNA_def_boolean(
ot->srna, "use_crease", false, "Crease", "Crease hub edges for improved subsurf");
prop = RNA_def_float(
ot->srna, "crease_weight", 0.01f, 0.0f, 1e3f, "Crease weight", "", 0.0f, 1.0f);
RNA_def_property_ui_range(prop, 0.0, 1.0, 0.1, 2);
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Offset Edge-Loop Operator
* \{ */
static int edbm_offset_edgeloop_exec(bContext *C, wmOperator *op)
{
bool mode_change = false;
const bool use_cap_endpoint = RNA_boolean_get(op->ptr, "use_cap_endpoint");
int ret = OPERATOR_CANCELLED;
{
Object *obedit = CTX_data_edit_object(C);
BMEditMesh *em = BKE_editmesh_from_object(obedit);
if (em->selectmode == SCE_SELECT_FACE) {
EDBM_selectmode_to_scene(C);
mode_change = true;
}
}
ViewLayer *view_layer = CTX_data_view_layer(C);
uint objects_len = 0;
Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(
view_layer, CTX_wm_view3d(C), &objects_len);
for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
Object *obedit = objects[ob_index];
BMEditMesh *em = BKE_editmesh_from_object(obedit);
/** If in face-only select mode, switch to edge select mode so that
* an edge-only selection is not inconsistent state.
*
* We need to run this for all objects, even when nothing is selected.
* This way we keep them in sync. */
if (mode_change) {
em->selectmode = SCE_SELECT_EDGE;
EDBM_selectmode_set(em);
}
if (em->bm->totedgesel == 0) {
continue;
}
BMOperator bmop;
EDBM_op_init(em,
&bmop,
op,
"offset_edgeloops edges=%he use_cap_endpoint=%b",
BM_ELEM_SELECT,
use_cap_endpoint);
BMO_op_exec(em->bm, &bmop);
BM_mesh_elem_hflag_disable_all(em->bm, BM_VERT | BM_EDGE | BM_FACE, BM_ELEM_SELECT, false);
BMO_slot_buffer_hflag_enable(
em->bm, bmop.slots_out, "edges.out", BM_EDGE, BM_ELEM_SELECT, true);
if (!EDBM_op_finish(em, &bmop, op, true)) {
continue;
}
else {
EDBM_update_generic(em, true, true);
ret = OPERATOR_FINISHED;
}
}
MEM_freeN(objects);
return ret;
}
void MESH_OT_offset_edge_loops(wmOperatorType *ot)
{
/* identifiers */
ot->name = "Offset Edge Loop";
ot->idname = "MESH_OT_offset_edge_loops";
ot->description = "Create offset edge loop from the current selection";
/* api callbacks */
ot->exec = edbm_offset_edgeloop_exec;
ot->poll = ED_operator_editmesh;
/* Keep internal, since this is only meant to be accessed via
* 'MESH_OT_offset_edge_loops_slide'. */
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO | OPTYPE_INTERNAL;
RNA_def_boolean(
ot->srna, "use_cap_endpoint", false, "Cap Endpoint", "Extend loop around end-points");
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Convex Hull Operator
* \{ */
#ifdef WITH_BULLET
static int edbm_convex_hull_exec(bContext *C, wmOperator *op)
{
const bool use_existing_faces = RNA_boolean_get(op->ptr, "use_existing_faces");
const bool delete_unused = RNA_boolean_get(op->ptr, "delete_unused");
const bool make_holes = RNA_boolean_get(op->ptr, "make_holes");
const bool join_triangles = RNA_boolean_get(op->ptr, "join_triangles");
float angle_face_threshold = RNA_float_get(op->ptr, "face_threshold");
float angle_shape_threshold = RNA_float_get(op->ptr, "shape_threshold");
ViewLayer *view_layer = CTX_data_view_layer(C);
uint objects_len = 0;
Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(
view_layer, CTX_wm_view3d(C), &objects_len);
for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
Object *obedit = objects[ob_index];
BMEditMesh *em = BKE_editmesh_from_object(obedit);
if (em->bm->totvertsel == 0) {
continue;
}
BMOperator bmop;
EDBM_op_init(em,
&bmop,
op,
"convex_hull input=%hvef "
"use_existing_faces=%b",
BM_ELEM_SELECT,
use_existing_faces);
BMO_op_exec(em->bm, &bmop);
/* Hull fails if input is coplanar */
if (BMO_error_occurred(em->bm)) {
EDBM_op_finish(em, &bmop, op, true);
continue;
}
BMO_slot_buffer_hflag_enable(
em->bm, bmop.slots_out, "geom.out", BM_FACE, BM_ELEM_SELECT, true);
/* Delete unused vertices, edges, and faces */
if (delete_unused) {
if (!EDBM_op_callf(
em, op, "delete geom=%S context=%i", &bmop, "geom_unused.out", DEL_ONLYTAGGED)) {
EDBM_op_finish(em, &bmop, op, true);
continue;
}
}
/* Delete hole edges/faces */
if (make_holes) {
if (!EDBM_op_callf(
em, op, "delete geom=%S context=%i", &bmop, "geom_holes.out", DEL_ONLYTAGGED)) {
EDBM_op_finish(em, &bmop, op, true);
continue;
}
}
/* Merge adjacent triangles */
if (join_triangles) {
if (!EDBM_op_call_and_selectf(em,
op,
"faces.out",
true,
"join_triangles faces=%S "
"angle_face_threshold=%f angle_shape_threshold=%f",
&bmop,
"geom.out",
angle_face_threshold,
angle_shape_threshold)) {
EDBM_op_finish(em, &bmop, op, true);
continue;
}
}
if (!EDBM_op_finish(em, &bmop, op, true)) {
continue;
}
EDBM_update_generic(em, true, true);
EDBM_selectmode_flush(em);
}
MEM_freeN(objects);
return OPERATOR_FINISHED;
}
void MESH_OT_convex_hull(wmOperatorType *ot)
{
/* identifiers */
ot->name = "Convex Hull";
ot->description = "Enclose selected vertices in a convex polyhedron";
ot->idname = "MESH_OT_convex_hull";
/* api callbacks */
ot->exec = edbm_convex_hull_exec;
ot->poll = ED_operator_editmesh;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
/* props */
RNA_def_boolean(ot->srna,
"delete_unused",
true,
"Delete Unused",
"Delete selected elements that are not used by the hull");
RNA_def_boolean(ot->srna,
"use_existing_faces",
true,
"Use Existing Faces",
"Skip hull triangles that are covered by a pre-existing face");
RNA_def_boolean(ot->srna,
"make_holes",
false,
"Make Holes",
"Delete selected faces that are used by the hull");
RNA_def_boolean(
ot->srna, "join_triangles", true, "Join Triangles", "Merge adjacent triangles into quads");
join_triangle_props(ot);
}
#endif /* WITH_BULLET */
/** \} */
/* -------------------------------------------------------------------- */
/** \name Symmetrize Operator
* \{ */
static int mesh_symmetrize_exec(bContext *C, wmOperator *op)
{
const float thresh = RNA_float_get(op->ptr, "threshold");
ViewLayer *view_layer = CTX_data_view_layer(C);
uint objects_len = 0;
Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(
view_layer, CTX_wm_view3d(C), &objects_len);
for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
Object *obedit = objects[ob_index];
BMEditMesh *em = BKE_editmesh_from_object(obedit);
if (em->bm->totvertsel == 0) {
continue;
}
BMOperator bmop;
EDBM_op_init(em,
&bmop,
op,
"symmetrize input=%hvef direction=%i dist=%f",
BM_ELEM_SELECT,
RNA_enum_get(op->ptr, "direction"),
thresh);
BMO_op_exec(em->bm, &bmop);
EDBM_flag_disable_all(em, BM_ELEM_SELECT);
BMO_slot_buffer_hflag_enable(
em->bm, bmop.slots_out, "geom.out", BM_ALL_NOLOOP, BM_ELEM_SELECT, true);
if (!EDBM_op_finish(em, &bmop, op, true)) {
continue;
}
else {
EDBM_update_generic(em, true, true);
EDBM_selectmode_flush(em);
}
}
MEM_freeN(objects);
return OPERATOR_FINISHED;
}
void MESH_OT_symmetrize(struct wmOperatorType *ot)
{
/* identifiers */
ot->name = "Symmetrize";
ot->description = "Enforce symmetry (both form and topological) across an axis";
ot->idname = "MESH_OT_symmetrize";
/* api callbacks */
ot->exec = mesh_symmetrize_exec;
ot->poll = ED_operator_editmesh;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
ot->prop = RNA_def_enum(ot->srna,
"direction",
rna_enum_symmetrize_direction_items,
BMO_SYMMETRIZE_NEGATIVE_X,
"Direction",
"Which sides to copy from and to");
RNA_def_float(ot->srna,
"threshold",
1e-4f,
0.0f,
10.0f,
"Threshold",
"Limit for snap middle vertices to the axis center",
1e-5f,
0.1f);
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Snap to Symmetry Operator
* \{ */
static int mesh_symmetry_snap_exec(bContext *C, wmOperator *op)
{
const float eps = 0.00001f;
const float eps_sq = eps * eps;
const bool use_topology = false;
const float thresh = RNA_float_get(op->ptr, "threshold");
const float fac = RNA_float_get(op->ptr, "factor");
const bool use_center = RNA_boolean_get(op->ptr, "use_center");
const int axis_dir = RNA_enum_get(op->ptr, "direction");
/* Vertices stats (total over all selected objects). */
int totvertfound = 0, totvertmirr = 0, totvertfail = 0;
/* Axis. */
int axis = axis_dir % 3;
bool axis_sign = axis != axis_dir;
ViewLayer *view_layer = CTX_data_view_layer(C);
uint objects_len = 0;
Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(
view_layer, CTX_wm_view3d(C), &objects_len);
for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
Object *obedit = objects[ob_index];
BMEditMesh *em = BKE_editmesh_from_object(obedit);
BMesh *bm = em->bm;
if (em->bm->totvertsel == 0) {
continue;
}
/* Only allocate memory after checking whether to skip object. */
int *index = MEM_mallocN(bm->totvert * sizeof(*index), __func__);
/* Vertex iter. */
BMIter iter;
BMVert *v;
int i;
EDBM_verts_mirror_cache_begin_ex(em, axis, true, true, use_topology, thresh, index);
BM_mesh_elem_table_ensure(bm, BM_VERT);
BM_mesh_elem_hflag_disable_all(bm, BM_VERT, BM_ELEM_TAG, false);
BM_ITER_MESH_INDEX (v, &iter, bm, BM_VERTS_OF_MESH, i) {
if ((BM_elem_flag_test(v, BM_ELEM_SELECT) != false) &&
(BM_elem_flag_test(v, BM_ELEM_TAG) == false)) {
int i_mirr = index[i];
if (i_mirr != -1) {
BMVert *v_mirr = BM_vert_at_index(bm, index[i]);
if (v != v_mirr) {
float co[3], co_mirr[3];
if ((v->co[axis] > v_mirr->co[axis]) == axis_sign) {
SWAP(BMVert *, v, v_mirr);
}
copy_v3_v3(co_mirr, v_mirr->co);
co_mirr[axis] *= -1.0f;
if (len_squared_v3v3(v->co, co_mirr) > eps_sq) {
totvertmirr++;
}
interp_v3_v3v3(co, v->co, co_mirr, fac);
copy_v3_v3(v->co, co);
co[axis] *= -1.0f;
copy_v3_v3(v_mirr->co, co);
BM_elem_flag_enable(v, BM_ELEM_TAG);
BM_elem_flag_enable(v_mirr, BM_ELEM_TAG);
totvertfound++;
}
else {
if (use_center) {
if (fabsf(v->co[axis]) > eps) {
totvertmirr++;
}
v->co[axis] = 0.0f;
}
BM_elem_flag_enable(v, BM_ELEM_TAG);
totvertfound++;
}
}
else {
totvertfail++;
}
}
}
/* No need to end cache, just free the array. */
MEM_freeN(index);
}
MEM_freeN(objects);
if (totvertfail) {
BKE_reportf(op->reports,
RPT_WARNING,
"%d already symmetrical, %d pairs mirrored, %d failed",
totvertfound - totvertmirr,
totvertmirr,
totvertfail);
}
else {
BKE_reportf(op->reports,
RPT_INFO,
"%d already symmetrical, %d pairs mirrored",
totvertfound - totvertmirr,
totvertmirr);
}
return OPERATOR_FINISHED;
}
void MESH_OT_symmetry_snap(struct wmOperatorType *ot)
{
/* identifiers */
ot->name = "Snap to Symmetry";
ot->description = "Snap vertex pairs to their mirrored locations";
ot->idname = "MESH_OT_symmetry_snap";
/* api callbacks */
ot->exec = mesh_symmetry_snap_exec;
ot->poll = ED_operator_editmesh;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
ot->prop = RNA_def_enum(ot->srna,
"direction",
rna_enum_symmetrize_direction_items,
BMO_SYMMETRIZE_NEGATIVE_X,
"Direction",
"Which sides to copy from and to");
RNA_def_float_distance(ot->srna,
"threshold",
0.05f,
0.0f,
10.0f,
"Threshold",
"Distance within which matching vertices are searched",
1e-4f,
1.0f);
RNA_def_float(ot->srna,
"factor",
0.5f,
0.0f,
1.0f,
"Factor",
"Mix factor of the locations of the vertices",
0.0f,
1.0f);
RNA_def_boolean(
ot->srna, "use_center", true, "Center", "Snap middle vertices to the axis center");
}
/** \} */
/* preserve the edge marking capability */
//#ifdef WITH_FREESTYLE
/* -------------------------------------------------------------------- */
/** \name Mark Edge (FreeStyle) Operator
* \{ */
static int edbm_mark_freestyle_edge_exec(bContext *C, wmOperator *op)
{
BMEdge *eed;
BMIter iter;
FreestyleEdge *fed;
const bool clear = RNA_boolean_get(op->ptr, "clear");
ViewLayer *view_layer = CTX_data_view_layer(C);
uint objects_len = 0;
Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(
view_layer, CTX_wm_view3d(C), &objects_len);
for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
Object *obedit = objects[ob_index];
BMEditMesh *em = BKE_editmesh_from_object(obedit);
if (em == NULL) {
continue;
}
BMesh *bm = em->bm;
if (bm->totedgesel == 0) {
continue;
}
if (!CustomData_has_layer(&em->bm->edata, CD_FREESTYLE_EDGE)) {
BM_data_layer_add(em->bm, &em->bm->edata, CD_FREESTYLE_EDGE);
}
if (clear) {
BM_ITER_MESH (eed, &iter, em->bm, BM_EDGES_OF_MESH) {
if (BM_elem_flag_test(eed, BM_ELEM_SELECT) && !BM_elem_flag_test(eed, BM_ELEM_HIDDEN)) {
fed = CustomData_bmesh_get(&em->bm->edata, eed->head.data, CD_FREESTYLE_EDGE);
fed->flag &= ~FREESTYLE_EDGE_MARK;
}
}
}
else {
BM_ITER_MESH (eed, &iter, em->bm, BM_EDGES_OF_MESH) {
if (BM_elem_flag_test(eed, BM_ELEM_SELECT) && !BM_elem_flag_test(eed, BM_ELEM_HIDDEN)) {
fed = CustomData_bmesh_get(&em->bm->edata, eed->head.data, CD_FREESTYLE_EDGE);
fed->flag |= FREESTYLE_EDGE_MARK;
}
}
}
DEG_id_tag_update(obedit->data, ID_RECALC_GEOMETRY);
WM_event_add_notifier(C, NC_GEOM | ND_DATA, obedit->data);
}
MEM_freeN(objects);
return OPERATOR_FINISHED;
}
void MESH_OT_mark_freestyle_edge(wmOperatorType *ot)
{
PropertyRNA *prop;
/* identifiers */
ot->name = "Mark Freestyle Edge";
ot->description = "(Un)mark selected edges as Freestyle feature edges";
ot->idname = "MESH_OT_mark_freestyle_edge";
/* api callbacks */
ot->exec = edbm_mark_freestyle_edge_exec;
ot->poll = ED_operator_editmesh;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
prop = RNA_def_boolean(ot->srna, "clear", false, "Clear", "");
RNA_def_property_flag(prop, PROP_HIDDEN | PROP_SKIP_SAVE);
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Mark Face (FreeStyle) Operator
* \{ */
static int edbm_mark_freestyle_face_exec(bContext *C, wmOperator *op)
{
BMFace *efa;
BMIter iter;
FreestyleFace *ffa;
const bool clear = RNA_boolean_get(op->ptr, "clear");
ViewLayer *view_layer = CTX_data_view_layer(C);
uint objects_len = 0;
Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(
view_layer, CTX_wm_view3d(C), &objects_len);
for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
Object *obedit = objects[ob_index];
BMEditMesh *em = BKE_editmesh_from_object(obedit);
if (em == NULL) {
continue;
}
if (em->bm->totfacesel == 0) {
continue;
}
if (!CustomData_has_layer(&em->bm->pdata, CD_FREESTYLE_FACE)) {
BM_data_layer_add(em->bm, &em->bm->pdata, CD_FREESTYLE_FACE);
}
if (clear) {
BM_ITER_MESH (efa, &iter, em->bm, BM_FACES_OF_MESH) {
if (BM_elem_flag_test(efa, BM_ELEM_SELECT) && !BM_elem_flag_test(efa, BM_ELEM_HIDDEN)) {
ffa = CustomData_bmesh_get(&em->bm->pdata, efa->head.data, CD_FREESTYLE_FACE);
ffa->flag &= ~FREESTYLE_FACE_MARK;
}
}
}
else {
BM_ITER_MESH (efa, &iter, em->bm, BM_FACES_OF_MESH) {
if (BM_elem_flag_test(efa, BM_ELEM_SELECT) && !BM_elem_flag_test(efa, BM_ELEM_HIDDEN)) {
ffa = CustomData_bmesh_get(&em->bm->pdata, efa->head.data, CD_FREESTYLE_FACE);
ffa->flag |= FREESTYLE_FACE_MARK;
}
}
}
DEG_id_tag_update(obedit->data, ID_RECALC_GEOMETRY);
WM_event_add_notifier(C, NC_GEOM | ND_DATA, obedit->data);
}
MEM_freeN(objects);
return OPERATOR_FINISHED;
}
void MESH_OT_mark_freestyle_face(wmOperatorType *ot)
{
PropertyRNA *prop;
/* identifiers */
ot->name = "Mark Freestyle Face";
ot->description = "(Un)mark selected faces for exclusion from Freestyle feature edge detection";
ot->idname = "MESH_OT_mark_freestyle_face";
/* api callbacks */
ot->exec = edbm_mark_freestyle_face_exec;
ot->poll = ED_operator_editmesh;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
prop = RNA_def_boolean(ot->srna, "clear", false, "Clear", "");
RNA_def_property_flag(prop, PROP_HIDDEN | PROP_SKIP_SAVE);
}
/** \} */
//#endif /* WITH_FREESTYLE */
/********************** Loop normals editing tools modal map. **********************/
/* NOTE: these defines are saved in keymap files, do not change values but just add new ones */
/* NOTE: We could add more here, like e.g. a switch between local or global coordinates of target,
* use numinput to type in explicit vector values... */
enum {
/* Generic commands. */
EDBM_CLNOR_MODAL_CANCEL = 1,
EDBM_CLNOR_MODAL_CONFIRM = 2,
/* Point To operator. */
EDBM_CLNOR_MODAL_POINTTO_RESET = 101,
EDBM_CLNOR_MODAL_POINTTO_INVERT = 102,
EDBM_CLNOR_MODAL_POINTTO_SPHERIZE = 103,
EDBM_CLNOR_MODAL_POINTTO_ALIGN = 104,
EDBM_CLNOR_MODAL_POINTTO_USE_MOUSE = 110,
EDBM_CLNOR_MODAL_POINTTO_USE_PIVOT = 111,
EDBM_CLNOR_MODAL_POINTTO_USE_OBJECT = 112,
EDBM_CLNOR_MODAL_POINTTO_SET_USE_3DCURSOR = 113,
EDBM_CLNOR_MODAL_POINTTO_SET_USE_SELECTED = 114,
};
/* called in transform_ops.c, on each regeneration of keymaps */
wmKeyMap *point_normals_modal_keymap(wmKeyConfig *keyconf)
{
static const EnumPropertyItem modal_items[] = {
{EDBM_CLNOR_MODAL_CANCEL, "CANCEL", 0, "Cancel", ""},
{EDBM_CLNOR_MODAL_CONFIRM, "CONFIRM", 0, "Confirm", ""},
/* Point To operator. */
{EDBM_CLNOR_MODAL_POINTTO_RESET, "RESET", 0, "Reset", "Reset normals to initial ones"},
{EDBM_CLNOR_MODAL_POINTTO_INVERT,
"INVERT",
0,
"Invert",
"Toggle inversion of affected normals"},
{EDBM_CLNOR_MODAL_POINTTO_SPHERIZE,
"SPHERIZE",
0,
"Spherize",
"Interpolate between new and original normals"},
{EDBM_CLNOR_MODAL_POINTTO_ALIGN, "ALIGN", 0, "Align", "Make all affected normals parallel"},
{EDBM_CLNOR_MODAL_POINTTO_USE_MOUSE,
"USE_MOUSE",
0,
"Use Mouse",
"Follow mouse cursor position"},
{EDBM_CLNOR_MODAL_POINTTO_USE_PIVOT,
"USE_PIVOT",
0,
"Use Pivot",
"Use current rotation/scaling pivot point coordinates"},
{EDBM_CLNOR_MODAL_POINTTO_USE_OBJECT,
"USE_OBJECT",
0,
"Use Object",
"Use current edited object's location"},
{EDBM_CLNOR_MODAL_POINTTO_SET_USE_3DCURSOR,
"SET_USE_3DCURSOR",
0,
"Set and Use 3D Cursor",
"Set new 3D cursor position and use it"},
{EDBM_CLNOR_MODAL_POINTTO_SET_USE_SELECTED,
"SET_USE_SELECTED",
0,
"Select and Use Mesh Item",
"Select new active mesh element and use its location"},
{0, NULL, 0, NULL, NULL},
};
static const char *keymap_name = "Custom Normals Modal Map";
wmKeyMap *keymap = WM_modalkeymap_get(keyconf, keymap_name);
/* We only need to add map once */
if (keymap && keymap->modal_items) {
return NULL;
}
keymap = WM_modalkeymap_add(keyconf, keymap_name, modal_items);
WM_modalkeymap_assign(keymap, "MESH_OT_point_normals");
return keymap;
}
#define CLNORS_VALID_VEC_LEN (1e-4f)
/********************** 'Point to' Loop Normals **********************/
enum {
EDBM_CLNOR_POINTTO_MODE_COORDINATES = 1,
EDBM_CLNOR_POINTTO_MODE_MOUSE = 2,
};
static EnumPropertyItem clnors_pointto_mode_items[] = {
{EDBM_CLNOR_POINTTO_MODE_COORDINATES,
"COORDINATES",
0,
"Coordinates",
"Use static coordinates (defined by various means)"},
{EDBM_CLNOR_POINTTO_MODE_MOUSE, "MOUSE", 0, "Mouse", "Follow mouse cursor"},
{0, NULL, 0, NULL, NULL},
};
/* Initialize loop normal data */
static int point_normals_init(bContext *C, wmOperator *op, const wmEvent *UNUSED(event))
{
Object *obedit = CTX_data_edit_object(C);
BMEditMesh *em = BKE_editmesh_from_object(obedit);
BMesh *bm = em->bm;
BKE_editmesh_lnorspace_update(em);
BMLoopNorEditDataArray *lnors_ed_arr = BM_loop_normal_editdata_array_init(bm);
op->customdata = lnors_ed_arr;
return lnors_ed_arr->totloop;
}
static void point_normals_free(bContext *C, wmOperator *op)
{
BMLoopNorEditDataArray *lnors_ed_arr = op->customdata;
BM_loop_normal_editdata_array_free(lnors_ed_arr);
op->customdata = NULL;
ED_area_status_text(CTX_wm_area(C), NULL);
}
static void point_normals_update_header(bContext *C, wmOperator *op)
{
char header[UI_MAX_DRAW_STR];
char buf[UI_MAX_DRAW_STR];
char *p = buf;
int available_len = sizeof(buf);
#define WM_MODALKEY(_id) \
WM_modalkeymap_operator_items_to_string_buf( \
op->type, (_id), true, UI_MAX_SHORTCUT_STR, &available_len, &p)
BLI_snprintf(header,
sizeof(header),
IFACE_("%s: confirm, %s: cancel, "
"%s: point to mouse (%s), %s: point to Pivot, "
"%s: point to object origin, %s: reset normals, "
"%s: set & point to 3D cursor, %s: select & point to mesh item, "
"%s: invert normals (%s), %s: spherize (%s), %s: align (%s)"),
WM_MODALKEY(EDBM_CLNOR_MODAL_CONFIRM),
WM_MODALKEY(EDBM_CLNOR_MODAL_CANCEL),
WM_MODALKEY(EDBM_CLNOR_MODAL_POINTTO_USE_MOUSE),
WM_bool_as_string(RNA_enum_get(op->ptr, "mode") == EDBM_CLNOR_POINTTO_MODE_MOUSE),
WM_MODALKEY(EDBM_CLNOR_MODAL_POINTTO_USE_PIVOT),
WM_MODALKEY(EDBM_CLNOR_MODAL_POINTTO_USE_OBJECT),
WM_MODALKEY(EDBM_CLNOR_MODAL_POINTTO_RESET),
WM_MODALKEY(EDBM_CLNOR_MODAL_POINTTO_SET_USE_3DCURSOR),
WM_MODALKEY(EDBM_CLNOR_MODAL_POINTTO_SET_USE_SELECTED),
WM_MODALKEY(EDBM_CLNOR_MODAL_POINTTO_INVERT),
WM_bool_as_string(RNA_boolean_get(op->ptr, "invert")),
WM_MODALKEY(EDBM_CLNOR_MODAL_POINTTO_SPHERIZE),
WM_bool_as_string(RNA_boolean_get(op->ptr, "spherize")),
WM_MODALKEY(EDBM_CLNOR_MODAL_POINTTO_ALIGN),
WM_bool_as_string(RNA_boolean_get(op->ptr, "align")));
#undef WM_MODALKEY
ED_area_status_text(CTX_wm_area(C), header);
}
/* TODO move that to generic function in BMesh? */
static void bmesh_selected_verts_center_calc(BMesh *bm, float *r_center)
{
BMVert *v;
BMIter viter;
int i = 0;
zero_v3(r_center);
BM_ITER_MESH (v, &viter, bm, BM_VERTS_OF_MESH) {
if (BM_elem_flag_test(v, BM_ELEM_SELECT)) {
add_v3_v3(r_center, v->co);
i++;
}
}
mul_v3_fl(r_center, 1.0f / (float)i);
}
static void point_normals_apply(bContext *C, wmOperator *op, float target[3], const bool do_reset)
{
Object *obedit = CTX_data_edit_object(C);
BMesh *bm = BKE_editmesh_from_object(obedit)->bm;
BMLoopNorEditDataArray *lnors_ed_arr = op->customdata;
const bool do_invert = RNA_boolean_get(op->ptr, "invert");
const bool do_spherize = RNA_boolean_get(op->ptr, "spherize");
const bool do_align = RNA_boolean_get(op->ptr, "align");
float center[3];
if (do_align && !do_reset) {
bmesh_selected_verts_center_calc(bm, center);
}
sub_v3_v3(target, obedit->loc); /* Move target to local coordinates. */
BMLoopNorEditData *lnor_ed = lnors_ed_arr->lnor_editdata;
for (int i = 0; i < lnors_ed_arr->totloop; i++, lnor_ed++) {
if (do_reset) {
copy_v3_v3(lnor_ed->nloc, lnor_ed->niloc);
}
else if (do_spherize) {
/* Note that this is *not* real spherical interpolation.
* Probably good enough in this case though? */
const float strength = RNA_float_get(op->ptr, "spherize_strength");
float spherized_normal[3];
sub_v3_v3v3(spherized_normal, target, lnor_ed->loc);
/* otherwise, multiplication by strength is meaningless... */
normalize_v3(spherized_normal);
mul_v3_fl(spherized_normal, strength);
mul_v3_v3fl(lnor_ed->nloc, lnor_ed->niloc, 1.0f - strength);
add_v3_v3(lnor_ed->nloc, spherized_normal);
}
else if (do_align) {
sub_v3_v3v3(lnor_ed->nloc, target, center);
}
else {
sub_v3_v3v3(lnor_ed->nloc, target, lnor_ed->loc);
}
if (do_invert && !do_reset) {
negate_v3(lnor_ed->nloc);
}
if (normalize_v3(lnor_ed->nloc) >= CLNORS_VALID_VEC_LEN) {
BKE_lnor_space_custom_normal_to_data(
bm->lnor_spacearr->lspacearr[lnor_ed->loop_index], lnor_ed->nloc, lnor_ed->clnors_data);
}
}
}
static int edbm_point_normals_modal(bContext *C, wmOperator *op, const wmEvent *event)
{
View3D *v3d = CTX_wm_view3d(C);
Scene *scene = CTX_data_scene(C);
Object *obedit = CTX_data_edit_object(C);
BMEditMesh *em = BKE_editmesh_from_object(obedit);
BMesh *bm = em->bm;
float target[3];
int ret = OPERATOR_PASS_THROUGH;
int mode = RNA_enum_get(op->ptr, "mode");
int new_mode = mode;
bool force_mousemove = false;
bool do_reset = false;
PropertyRNA *prop_target = RNA_struct_find_property(op->ptr, "target_location");
if (event->type == EVT_MODAL_MAP) {
switch (event->val) {
case EDBM_CLNOR_MODAL_CONFIRM:
RNA_property_float_get_array(op->ptr, prop_target, target);
ret = OPERATOR_FINISHED;
break;
case EDBM_CLNOR_MODAL_CANCEL:
do_reset = true;
ret = OPERATOR_CANCELLED;
break;
case EDBM_CLNOR_MODAL_POINTTO_RESET:
do_reset = true;
ret = OPERATOR_RUNNING_MODAL;
break;
case EDBM_CLNOR_MODAL_POINTTO_INVERT: {
PropertyRNA *prop_invert = RNA_struct_find_property(op->ptr, "invert");
RNA_property_boolean_set(
op->ptr, prop_invert, !RNA_property_boolean_get(op->ptr, prop_invert));
RNA_property_float_get_array(op->ptr, prop_target, target);
ret = OPERATOR_RUNNING_MODAL;
break;
}
case EDBM_CLNOR_MODAL_POINTTO_SPHERIZE: {
PropertyRNA *prop_spherize = RNA_struct_find_property(op->ptr, "spherize");
RNA_property_boolean_set(
op->ptr, prop_spherize, !RNA_property_boolean_get(op->ptr, prop_spherize));
RNA_property_float_get_array(op->ptr, prop_target, target);
ret = OPERATOR_RUNNING_MODAL;
break;
}
case EDBM_CLNOR_MODAL_POINTTO_ALIGN: {
PropertyRNA *prop_align = RNA_struct_find_property(op->ptr, "align");
RNA_property_boolean_set(
op->ptr, prop_align, !RNA_property_boolean_get(op->ptr, prop_align));
RNA_property_float_get_array(op->ptr, prop_target, target);
ret = OPERATOR_RUNNING_MODAL;
break;
}
case EDBM_CLNOR_MODAL_POINTTO_USE_MOUSE:
new_mode = EDBM_CLNOR_POINTTO_MODE_MOUSE;
/* We want to immediately update to mouse cursor position... */
force_mousemove = true;
ret = OPERATOR_RUNNING_MODAL;
break;
case EDBM_CLNOR_MODAL_POINTTO_USE_OBJECT:
new_mode = EDBM_CLNOR_POINTTO_MODE_COORDINATES;
copy_v3_v3(target, obedit->loc);
ret = OPERATOR_RUNNING_MODAL;
break;
case EDBM_CLNOR_MODAL_POINTTO_SET_USE_3DCURSOR:
new_mode = EDBM_CLNOR_POINTTO_MODE_COORDINATES;
ED_view3d_cursor3d_update(C, event->mval, false, V3D_CURSOR_ORIENT_NONE);
copy_v3_v3(target, scene->cursor.location);
ret = OPERATOR_RUNNING_MODAL;
break;
case EDBM_CLNOR_MODAL_POINTTO_SET_USE_SELECTED:
new_mode = EDBM_CLNOR_POINTTO_MODE_COORDINATES;
view3d_operator_needs_opengl(C);
if (EDBM_select_pick(C, event->mval, false, false, false)) {
/* Point to newly selected active. */
ED_object_calc_active_center_for_editmode(obedit, false, target);
add_v3_v3(target, obedit->loc);
ret = OPERATOR_RUNNING_MODAL;
}
break;
case EDBM_CLNOR_MODAL_POINTTO_USE_PIVOT:
new_mode = EDBM_CLNOR_POINTTO_MODE_COORDINATES;
switch (scene->toolsettings->transform_pivot_point) {
case V3D_AROUND_CENTER_BOUNDS: /* calculateCenterBound */
{
BMVert *v;
BMIter viter;
float min[3], max[3];
int i = 0;
BM_ITER_MESH (v, &viter, bm, BM_VERTS_OF_MESH) {
if (BM_elem_flag_test(v, BM_ELEM_SELECT)) {
if (i) {
minmax_v3v3_v3(min, max, v->co);
}
else {
copy_v3_v3(min, v->co);
copy_v3_v3(max, v->co);
}
i++;
}
}
mid_v3_v3v3(target, min, max);
add_v3_v3(target, obedit->loc);
break;
}
case V3D_AROUND_CENTER_MEDIAN: {
bmesh_selected_verts_center_calc(bm, target);
add_v3_v3(target, obedit->loc);
break;
}
case V3D_AROUND_CURSOR:
copy_v3_v3(target, scene->cursor.location);
break;
case V3D_AROUND_ACTIVE:
if (!ED_object_calc_active_center_for_editmode(obedit, false, target)) {
zero_v3(target);
}
add_v3_v3(target, obedit->loc);
break;
default:
BKE_report(op->reports, RPT_WARNING, "Does not support Individual Origin as pivot");
copy_v3_v3(target, obedit->loc);
}
ret = OPERATOR_RUNNING_MODAL;
break;
default:
break;
}
}
if (new_mode != mode) {
mode = new_mode;
RNA_enum_set(op->ptr, "mode", mode);
}
/* Only handle mousemove event in case we are in mouse mode. */
if (event->type == MOUSEMOVE || force_mousemove) {
if (mode == EDBM_CLNOR_POINTTO_MODE_MOUSE) {
ARegion *ar = CTX_wm_region(C);
float center[3];
bmesh_selected_verts_center_calc(bm, center);
ED_view3d_win_to_3d_int(v3d, ar, center, event->mval, target);
ret = OPERATOR_RUNNING_MODAL;
}
}
if (ret != OPERATOR_PASS_THROUGH) {
if (!ELEM(ret, OPERATOR_CANCELLED, OPERATOR_FINISHED)) {
RNA_property_float_set_array(op->ptr, prop_target, target);
}
point_normals_apply(C, op, target, do_reset);
EDBM_update_generic(em, true, false); /* Recheck bools. */
point_normals_update_header(C, op);
}
if (ELEM(ret, OPERATOR_CANCELLED, OPERATOR_FINISHED)) {
point_normals_free(C, op);
}
return ret;
}
static int edbm_point_normals_invoke(bContext *C, wmOperator *op, const wmEvent *event)
{
if (!point_normals_init(C, op, event)) {
point_normals_free(C, op);
return OPERATOR_CANCELLED;
}
WM_event_add_modal_handler(C, op);
point_normals_update_header(C, op);
op->flag |= OP_IS_MODAL_GRAB_CURSOR;
return OPERATOR_RUNNING_MODAL;
}
static int edbm_point_normals_exec(bContext *C, wmOperator *op)
{
Object *obedit = CTX_data_edit_object(C);
BMEditMesh *em = BKE_editmesh_from_object(obedit);
if (!point_normals_init(C, op, NULL)) {
point_normals_free(C, op);
return OPERATOR_CANCELLED;
}
/* Note that 'mode' is ignored in exec case,
* we directly use vector stored in target_location, whatever that is. */
float target[3];
RNA_float_get_array(op->ptr, "target_location", target);
point_normals_apply(C, op, target, false);
EDBM_update_generic(em, true, false);
point_normals_free(C, op);
return OPERATOR_FINISHED;
}
static bool point_normals_draw_check_prop(PointerRNA *ptr,
PropertyRNA *prop,
void *UNUSED(user_data))
{
const char *prop_id = RNA_property_identifier(prop);
/* Only show strength option if spherize is enabled. */
if (STREQ(prop_id, "spherize_strength")) {
return (bool)RNA_boolean_get(ptr, "spherize");
}
/* Else, show it! */
return true;
}
static void edbm_point_normals_ui(bContext *C, wmOperator *op)
{
uiLayout *layout = op->layout;
wmWindowManager *wm = CTX_wm_manager(C);
PointerRNA ptr;
RNA_pointer_create(&wm->id, op->type->srna, op->properties, &ptr);
/* Main auto-draw call */
uiDefAutoButsRNA(layout, &ptr, point_normals_draw_check_prop, NULL, NULL, '\0', false);
}
void MESH_OT_point_normals(struct wmOperatorType *ot)
{
/* identifiers */
ot->name = "Point Normals to Target";
ot->description = "Point selected custom normals to specified Target";
ot->idname = "MESH_OT_point_normals";
/* api callbacks */
ot->exec = edbm_point_normals_exec;
ot->invoke = edbm_point_normals_invoke;
ot->modal = edbm_point_normals_modal;
ot->poll = ED_operator_editmesh_auto_smooth;
ot->ui = edbm_point_normals_ui;
ot->cancel = point_normals_free;
/* flags */
ot->flag = OPTYPE_BLOCKING | OPTYPE_REGISTER | OPTYPE_UNDO;
ot->prop = RNA_def_enum(ot->srna,
"mode",
clnors_pointto_mode_items,
EDBM_CLNOR_POINTTO_MODE_COORDINATES,
"Mode",
"How to define coordinates to point custom normals to");
RNA_def_property_flag(ot->prop, PROP_HIDDEN);
RNA_def_boolean(ot->srna, "invert", false, "Invert", "Invert affected normals");
RNA_def_boolean(ot->srna, "align", false, "Align", "Make all affected normals parallel");
RNA_def_float_vector_xyz(ot->srna,
"target_location",
3,
NULL,
-FLT_MAX,
FLT_MAX,
"Target",
"Target location to which normals will point",
-1000.0f,
1000.0f);
RNA_def_boolean(
ot->srna, "spherize", false, "Spherize", "Interpolate between original and new normals");
RNA_def_float(ot->srna,
"spherize_strength",
0.1,
0.0f,
1.0f,
"Spherize Strength",
"Ratio of spherized normal to original normal",
0.0f,
1.0f);
}
/********************** Split/Merge Loop Normals **********************/
static void normals_merge(BMesh *bm, BMLoopNorEditDataArray *lnors_ed_arr)
{
BMLoopNorEditData *lnor_ed = lnors_ed_arr->lnor_editdata;
BLI_SMALLSTACK_DECLARE(clnors, short *);
BLI_assert(bm->lnor_spacearr->data_type == MLNOR_SPACEARR_BMLOOP_PTR);
BM_normals_loops_edges_tag(bm, false);
for (int i = 0; i < lnors_ed_arr->totloop; i++, lnor_ed++) {
if (BM_elem_flag_test(lnor_ed->loop, BM_ELEM_TAG)) {
continue;
}
MLoopNorSpace *lnor_space = bm->lnor_spacearr->lspacearr[lnor_ed->loop_index];
if ((lnor_space->flags & MLNOR_SPACE_IS_SINGLE) == 0) {
LinkNode *loops = lnor_space->loops;
float avg_normal[3] = {0.0f, 0.0f, 0.0f};
short *clnors_data;
for (; loops; loops = loops->next) {
BMLoop *l = loops->link;
const int loop_index = BM_elem_index_get(l);
BMLoopNorEditData *lnor_ed_tmp = lnors_ed_arr->lidx_to_lnor_editdata[loop_index];
BLI_assert(lnor_ed_tmp->loop_index == loop_index && lnor_ed_tmp->loop == l);
add_v3_v3(avg_normal, lnor_ed_tmp->nloc);
BLI_SMALLSTACK_PUSH(clnors, lnor_ed_tmp->clnors_data);
BM_elem_flag_enable(l, BM_ELEM_TAG);
}
if (normalize_v3(avg_normal) < CLNORS_VALID_VEC_LEN) {
/* If avg normal is nearly 0, set clnor to default value. */
zero_v3(avg_normal);
}
while ((clnors_data = BLI_SMALLSTACK_POP(clnors))) {
BKE_lnor_space_custom_normal_to_data(lnor_space, avg_normal, clnors_data);
}
}
}
}
static void normals_split(BMesh *bm)
{
BMFace *f;
BMLoop *l, *l_curr, *l_first;
BMIter fiter;
BLI_assert(bm->lnor_spacearr->data_type == MLNOR_SPACEARR_BMLOOP_PTR);
BM_normals_loops_edges_tag(bm, true);
const int cd_clnors_offset = CustomData_get_offset(&bm->ldata, CD_CUSTOMLOOPNORMAL);
BM_ITER_MESH (f, &fiter, bm, BM_FACES_OF_MESH) {
l_curr = l_first = BM_FACE_FIRST_LOOP(f);
do {
if (BM_elem_flag_test(l_curr->v, BM_ELEM_SELECT) &&
(!BM_elem_flag_test(l_curr->e, BM_ELEM_TAG) ||
(!BM_elem_flag_test(l_curr, BM_ELEM_TAG) && BM_loop_check_cyclic_smooth_fan(l_curr)))) {
if (!BM_elem_flag_test(l_curr->e, BM_ELEM_TAG) &&
!BM_elem_flag_test(l_curr->prev->e, BM_ELEM_TAG)) {
const int loop_index = BM_elem_index_get(l_curr);
short *clnors = BM_ELEM_CD_GET_VOID_P(l_curr, cd_clnors_offset);
BKE_lnor_space_custom_normal_to_data(
bm->lnor_spacearr->lspacearr[loop_index], f->no, clnors);
}
else {
BMVert *v_pivot = l_curr->v;
UNUSED_VARS_NDEBUG(v_pivot);
BMEdge *e_next;
const BMEdge *e_org = l_curr->e;
BMLoop *lfan_pivot, *lfan_pivot_next;
lfan_pivot = l_curr;
e_next = lfan_pivot->e;
BLI_SMALLSTACK_DECLARE(loops, BMLoop *);
float avg_normal[3] = {0.0f};
while (true) {
lfan_pivot_next = BM_vert_step_fan_loop(lfan_pivot, &e_next);
if (lfan_pivot_next) {
BLI_assert(lfan_pivot_next->v == v_pivot);
}
else {
e_next = (lfan_pivot->e == e_next) ? lfan_pivot->prev->e : lfan_pivot->e;
}
BLI_SMALLSTACK_PUSH(loops, lfan_pivot);
add_v3_v3(avg_normal, lfan_pivot->f->no);
if (!BM_elem_flag_test(e_next, BM_ELEM_TAG) || (e_next == e_org)) {
break;
}
lfan_pivot = lfan_pivot_next;
}
if (normalize_v3(avg_normal) < CLNORS_VALID_VEC_LEN) {
/* If avg normal is nearly 0, set clnor to default value. */
zero_v3(avg_normal);
}
while ((l = BLI_SMALLSTACK_POP(loops))) {
const int l_index = BM_elem_index_get(l);
short *clnors = BM_ELEM_CD_GET_VOID_P(l, cd_clnors_offset);
BKE_lnor_space_custom_normal_to_data(
bm->lnor_spacearr->lspacearr[l_index], avg_normal, clnors);
}
}
}
} while ((l_curr = l_curr->next) != l_first);
}
}
static int normals_split_merge(bContext *C, const bool do_merge)
{
Object *obedit = CTX_data_edit_object(C);
BMEditMesh *em = BKE_editmesh_from_object(obedit);
BMesh *bm = em->bm;
BMEdge *e;
BMIter eiter;
BKE_editmesh_lnorspace_update(em);
BMLoopNorEditDataArray *lnors_ed_arr = do_merge ? BM_loop_normal_editdata_array_init(bm) : NULL;
mesh_set_smooth_faces(em, do_merge);
BM_ITER_MESH (e, &eiter, bm, BM_EDGES_OF_MESH) {
if (BM_elem_flag_test(e, BM_ELEM_SELECT)) {
BM_elem_flag_set(e, BM_ELEM_SMOOTH, do_merge);
}
}
bm->spacearr_dirty |= BM_SPACEARR_DIRTY_ALL;
BKE_editmesh_lnorspace_update(em);
if (do_merge) {
normals_merge(bm, lnors_ed_arr);
}
else {
normals_split(bm);
}
if (lnors_ed_arr) {
BM_loop_normal_editdata_array_free(lnors_ed_arr);
}
EDBM_update_generic(em, true, false);
return OPERATOR_FINISHED;
}
static int edbm_merge_normals_exec(bContext *C, wmOperator *UNUSED(op))
{
return normals_split_merge(C, true);
}
void MESH_OT_merge_normals(struct wmOperatorType *ot)
{
/* identifiers */
ot->name = "Merge Normals";
ot->description = "Merge custom normals of selected vertices";
ot->idname = "MESH_OT_merge_normals";
/* api callbacks */
ot->exec = edbm_merge_normals_exec;
ot->poll = ED_operator_editmesh_auto_smooth;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
}
static int edbm_split_normals_exec(bContext *C, wmOperator *UNUSED(op))
{
return normals_split_merge(C, false);
}
void MESH_OT_split_normals(struct wmOperatorType *ot)
{
/* identifiers */
ot->name = "Split Normals";
ot->description = "Split custom normals of selected vertices";
ot->idname = "MESH_OT_split_normals";
/* api callbacks */
ot->exec = edbm_split_normals_exec;
ot->poll = ED_operator_editmesh_auto_smooth;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
}
/********************** Average Loop Normals **********************/
enum {
EDBM_CLNOR_AVERAGE_LOOP = 1,
EDBM_CLNOR_AVERAGE_FACE_AREA = 2,
EDBM_CLNOR_AVERAGE_ANGLE = 3,
};
static EnumPropertyItem average_method_items[] = {
{EDBM_CLNOR_AVERAGE_LOOP, "CUSTOM_NORMAL", 0, "Custom Normal", "Take Average of vert Normals"},
{EDBM_CLNOR_AVERAGE_FACE_AREA,
"FACE_AREA",
0,
"Face Area",
"Set all vert normals by Face Area"},
{EDBM_CLNOR_AVERAGE_ANGLE,
"CORNER_ANGLE",
0,
"Corner Angle",
"Set all vert normals by Corner Angle"},
{0, NULL, 0, NULL, NULL},
};
static int edbm_average_normals_exec(bContext *C, wmOperator *op)
{
Object *obedit = CTX_data_edit_object(C);
BMEditMesh *em = BKE_editmesh_from_object(obedit);
BMesh *bm = em->bm;
BMFace *f;
BMLoop *l, *l_curr, *l_first;
BMIter fiter;
bm->spacearr_dirty |= BM_SPACEARR_DIRTY_ALL;
BKE_editmesh_lnorspace_update(em);
const int average_type = RNA_enum_get(op->ptr, "average_type");
const int cd_clnors_offset = CustomData_get_offset(&bm->ldata, CD_CUSTOMLOOPNORMAL);
const float absweight = (float)RNA_int_get(op->ptr, "weight");
const float threshold = RNA_float_get(op->ptr, "threshold");
float weight = absweight / 50.0f;
if (absweight == 100.0f) {
weight = (float)SHRT_MAX;
}
else if (absweight == 1.0f) {
weight = 1 / (float)SHRT_MAX;
}
else if ((weight - 1) * 25 > 1) {
weight = (weight - 1) * 25;
}
BM_normals_loops_edges_tag(bm, true);
HeapSimple *loop_weight = BLI_heapsimple_new();
BM_ITER_MESH (f, &fiter, bm, BM_FACES_OF_MESH) {
l_curr = l_first = BM_FACE_FIRST_LOOP(f);
do {
if (BM_elem_flag_test(l_curr->v, BM_ELEM_SELECT) &&
(!BM_elem_flag_test(l_curr->e, BM_ELEM_TAG) ||
(!BM_elem_flag_test(l_curr, BM_ELEM_TAG) && BM_loop_check_cyclic_smooth_fan(l_curr)))) {
if (!BM_elem_flag_test(l_curr->e, BM_ELEM_TAG) &&
!BM_elem_flag_test(l_curr->prev->e, BM_ELEM_TAG)) {
const int loop_index = BM_elem_index_get(l_curr);
short *clnors = BM_ELEM_CD_GET_VOID_P(l_curr, cd_clnors_offset);
BKE_lnor_space_custom_normal_to_data(
bm->lnor_spacearr->lspacearr[loop_index], f->no, clnors);
}
else {
BMVert *v_pivot = l_curr->v;
UNUSED_VARS_NDEBUG(v_pivot);
BMEdge *e_next;
const BMEdge *e_org = l_curr->e;
BMLoop *lfan_pivot, *lfan_pivot_next;
lfan_pivot = l_curr;
e_next = lfan_pivot->e;
while (true) {
lfan_pivot_next = BM_vert_step_fan_loop(lfan_pivot, &e_next);
if (lfan_pivot_next) {
BLI_assert(lfan_pivot_next->v == v_pivot);
}
else {
e_next = (lfan_pivot->e == e_next) ? lfan_pivot->prev->e : lfan_pivot->e;
}
float val = 1.0f;
if (average_type == EDBM_CLNOR_AVERAGE_FACE_AREA) {
val = 1.0f / BM_face_calc_area(lfan_pivot->f);
}
else if (average_type == EDBM_CLNOR_AVERAGE_ANGLE) {
val = 1.0f / BM_loop_calc_face_angle(lfan_pivot);
}
BLI_heapsimple_insert(loop_weight, val, lfan_pivot);
if (!BM_elem_flag_test(e_next, BM_ELEM_TAG) || (e_next == e_org)) {
break;
}
lfan_pivot = lfan_pivot_next;
}
BLI_SMALLSTACK_DECLARE(loops, BMLoop *);
float wnor[3], avg_normal[3] = {0.0f}, count = 0;
float val = BLI_heapsimple_top_value(loop_weight);
while (!BLI_heapsimple_is_empty(loop_weight)) {
const float cur_val = BLI_heapsimple_top_value(loop_weight);
if (!compare_ff(val, cur_val, threshold)) {
count++;
val = cur_val;
}
l = BLI_heapsimple_pop_min(loop_weight);
BLI_SMALLSTACK_PUSH(loops, l);
const float n_weight = pow(weight, count);
if (average_type == EDBM_CLNOR_AVERAGE_LOOP) {
const int l_index = BM_elem_index_get(l);
short *clnors = BM_ELEM_CD_GET_VOID_P(l, cd_clnors_offset);
BKE_lnor_space_custom_data_to_normal(
bm->lnor_spacearr->lspacearr[l_index], clnors, wnor);
}
else {
copy_v3_v3(wnor, l->f->no);
}
mul_v3_fl(wnor, (1.0f / cur_val) * (1.0f / n_weight));
add_v3_v3(avg_normal, wnor);
}
if (normalize_v3(avg_normal) < CLNORS_VALID_VEC_LEN) {
/* If avg normal is nearly 0, set clnor to default value. */
zero_v3(avg_normal);
}
while ((l = BLI_SMALLSTACK_POP(loops))) {
const int l_index = BM_elem_index_get(l);
short *clnors = BM_ELEM_CD_GET_VOID_P(l, cd_clnors_offset);
BKE_lnor_space_custom_normal_to_data(
bm->lnor_spacearr->lspacearr[l_index], avg_normal, clnors);
}
}
}
} while ((l_curr = l_curr->next) != l_first);
}
BLI_heapsimple_free(loop_weight, NULL);
EDBM_update_generic(em, true, false);
return OPERATOR_FINISHED;
}
static bool average_normals_draw_check_prop(PointerRNA *ptr,
PropertyRNA *prop,
void *UNUSED(user_data))
{
const char *prop_id = RNA_property_identifier(prop);
const int average_type = RNA_enum_get(ptr, "average_type");
/* Only show weight/threshold options in loop average type. */
if (STREQ(prop_id, "weight")) {
return (average_type == EDBM_CLNOR_AVERAGE_LOOP);
}
else if (STREQ(prop_id, "threshold")) {
return (average_type == EDBM_CLNOR_AVERAGE_LOOP);
}
/* Else, show it! */
return true;
}
static void edbm_average_normals_ui(bContext *C, wmOperator *op)
{
uiLayout *layout = op->layout;
wmWindowManager *wm = CTX_wm_manager(C);
PointerRNA ptr;
RNA_pointer_create(&wm->id, op->type->srna, op->properties, &ptr);
/* Main auto-draw call */
uiDefAutoButsRNA(layout, &ptr, average_normals_draw_check_prop, NULL, NULL, '\0', false);
}
void MESH_OT_average_normals(struct wmOperatorType *ot)
{
/* identifiers */
ot->name = "Average Normals";
ot->description = "Average custom normals of selected vertices";
ot->idname = "MESH_OT_average_normals";
/* api callbacks */
ot->exec = edbm_average_normals_exec;
ot->poll = ED_operator_editmesh_auto_smooth;
ot->ui = edbm_average_normals_ui;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
ot->prop = RNA_def_enum(ot->srna,
"average_type",
average_method_items,
EDBM_CLNOR_AVERAGE_LOOP,
"Type",
"Averaging method");
RNA_def_int(ot->srna, "weight", 50, 1, 100, "Weight", "Weight applied per face", 1, 100);
RNA_def_float(ot->srna,
"threshold",
0.01f,
0,
10,
"Threshold",
"Threshold value for different weights to be considered equal",
0,
5);
}
/********************** Custom Normal Interface Tools **********************/
enum {
EDBM_CLNOR_TOOLS_COPY = 1,
EDBM_CLNOR_TOOLS_PASTE = 2,
EDBM_CLNOR_TOOLS_MULTIPLY = 3,
EDBM_CLNOR_TOOLS_ADD = 4,
EDBM_CLNOR_TOOLS_RESET = 5,
};
static EnumPropertyItem normal_vector_tool_items[] = {
{EDBM_CLNOR_TOOLS_COPY, "COPY", 0, "Copy Normal", "Copy normal to buffer"},
{EDBM_CLNOR_TOOLS_PASTE, "PASTE", 0, "Paste Normal", "Paste normal from buffer"},
{EDBM_CLNOR_TOOLS_ADD, "ADD", 0, "Add Normal", "Add normal vector with selection"},
{EDBM_CLNOR_TOOLS_MULTIPLY,
"MULTIPLY",
0,
"Multiply Normal",
"Multiply normal vector with selection"},
{EDBM_CLNOR_TOOLS_RESET,
"RESET",
0,
"Reset Normal",
"Reset buffer and/or normal of selected element"},
{0, NULL, 0, NULL, NULL},
};
static int edbm_normals_tools_exec(bContext *C, wmOperator *op)
{
Object *obedit = CTX_data_edit_object(C);
Scene *scene = CTX_data_scene(C);
BMEditMesh *em = BKE_editmesh_from_object(obedit);
BMesh *bm = em->bm;
const int mode = RNA_enum_get(op->ptr, "mode");
const bool absolute = RNA_boolean_get(op->ptr, "absolute");
BKE_editmesh_lnorspace_update(em);
BMLoopNorEditDataArray *lnors_ed_arr = BM_loop_normal_editdata_array_init(bm);
BMLoopNorEditData *lnor_ed = lnors_ed_arr->lnor_editdata;
float *normal_vector = scene->toolsettings->normal_vector;
switch (mode) {
case EDBM_CLNOR_TOOLS_COPY:
if (bm->totfacesel != 1 && lnors_ed_arr->totloop != 1 && bm->totvertsel != 1) {
BKE_report(op->reports,
RPT_ERROR,
"Can only copy one custom normal, vertex normal or face normal");
BM_loop_normal_editdata_array_free(lnors_ed_arr);
return OPERATOR_CANCELLED;
}
if (lnors_ed_arr->totloop == 1) {
copy_v3_v3(scene->toolsettings->normal_vector, lnors_ed_arr->lnor_editdata->nloc);
}
else if (bm->totfacesel == 1) {
BMFace *f;
BMIter fiter;
BM_ITER_MESH (f, &fiter, bm, BM_FACES_OF_MESH) {
if (BM_elem_flag_test(f, BM_ELEM_SELECT)) {
copy_v3_v3(scene->toolsettings->normal_vector, f->no);
}
}
}
else {
/* 'Vertex' normal, i.e. common set of loop normals on the same vertex,
* only if they are all the same. */
bool are_same_lnors = true;
for (int i = 0; i < lnors_ed_arr->totloop; i++, lnor_ed++) {
if (!compare_v3v3(lnors_ed_arr->lnor_editdata->nloc, lnor_ed->nloc, 1e-4f)) {
are_same_lnors = false;
}
}
if (are_same_lnors) {
copy_v3_v3(scene->toolsettings->normal_vector, lnors_ed_arr->lnor_editdata->nloc);
}
}
break;
case EDBM_CLNOR_TOOLS_PASTE:
if (!absolute) {
if (normalize_v3(normal_vector) < CLNORS_VALID_VEC_LEN) {
/* If normal is nearly 0, do nothing. */
break;
}
}
for (int i = 0; i < lnors_ed_arr->totloop; i++, lnor_ed++) {
if (absolute) {
float abs_normal[3];
copy_v3_v3(abs_normal, lnor_ed->loc);
negate_v3(abs_normal);
add_v3_v3(abs_normal, normal_vector);
if (normalize_v3(abs_normal) < CLNORS_VALID_VEC_LEN) {
/* If abs normal is nearly 0, set clnor to initial value. */
copy_v3_v3(abs_normal, lnor_ed->niloc);
}
BKE_lnor_space_custom_normal_to_data(
bm->lnor_spacearr->lspacearr[lnor_ed->loop_index], abs_normal, lnor_ed->clnors_data);
}
else {
BKE_lnor_space_custom_normal_to_data(bm->lnor_spacearr->lspacearr[lnor_ed->loop_index],
normal_vector,
lnor_ed->clnors_data);
}
}
break;
case EDBM_CLNOR_TOOLS_MULTIPLY:
for (int i = 0; i < lnors_ed_arr->totloop; i++, lnor_ed++) {
mul_v3_v3(lnor_ed->nloc, normal_vector);
if (normalize_v3(lnor_ed->nloc) < CLNORS_VALID_VEC_LEN) {
/* If abs normal is nearly 0, set clnor to initial value. */
copy_v3_v3(lnor_ed->nloc, lnor_ed->niloc);
}
BKE_lnor_space_custom_normal_to_data(bm->lnor_spacearr->lspacearr[lnor_ed->loop_index],
lnor_ed->nloc,
lnor_ed->clnors_data);
}
break;
case EDBM_CLNOR_TOOLS_ADD:
for (int i = 0; i < lnors_ed_arr->totloop; i++, lnor_ed++) {
add_v3_v3(lnor_ed->nloc, normal_vector);
if (normalize_v3(lnor_ed->nloc) < CLNORS_VALID_VEC_LEN) {
/* If abs normal is nearly 0, set clnor to initial value. */
copy_v3_v3(lnor_ed->nloc, lnor_ed->niloc);
}
BKE_lnor_space_custom_normal_to_data(bm->lnor_spacearr->lspacearr[lnor_ed->loop_index],
lnor_ed->nloc,
lnor_ed->clnors_data);
}
break;
case EDBM_CLNOR_TOOLS_RESET:
zero_v3(normal_vector);
for (int i = 0; i < lnors_ed_arr->totloop; i++, lnor_ed++) {
BKE_lnor_space_custom_normal_to_data(bm->lnor_spacearr->lspacearr[lnor_ed->loop_index],
normal_vector,
lnor_ed->clnors_data);
}
break;
default:
BLI_assert(0);
break;
}
BM_loop_normal_editdata_array_free(lnors_ed_arr);
EDBM_update_generic(em, true, false);
return OPERATOR_FINISHED;
}
static bool normals_tools_draw_check_prop(PointerRNA *ptr,
PropertyRNA *prop,
void *UNUSED(user_data))
{
const char *prop_id = RNA_property_identifier(prop);
const int mode = RNA_enum_get(ptr, "mode");
/* Only show absolute option in paste mode. */
if (STREQ(prop_id, "absolute")) {
return (mode == EDBM_CLNOR_TOOLS_PASTE);
}
/* Else, show it! */
return true;
}
static void edbm_normals_tools_ui(bContext *C, wmOperator *op)
{
uiLayout *layout = op->layout;
wmWindowManager *wm = CTX_wm_manager(C);
PointerRNA ptr;
RNA_pointer_create(&wm->id, op->type->srna, op->properties, &ptr);
/* Main auto-draw call */
uiDefAutoButsRNA(layout, &ptr, normals_tools_draw_check_prop, NULL, NULL, '\0', false);
}
void MESH_OT_normals_tools(struct wmOperatorType *ot)
{
/* identifiers */
ot->name = "Normals Vector Tools";
ot->description = "Custom normals tools using Normal Vector of UI";
ot->idname = "MESH_OT_normals_tools";
/* api callbacks */
ot->exec = edbm_normals_tools_exec;
ot->poll = ED_operator_editmesh_auto_smooth;
ot->ui = edbm_normals_tools_ui;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
ot->prop = RNA_def_enum(ot->srna,
"mode",
normal_vector_tool_items,
EDBM_CLNOR_TOOLS_COPY,
"Mode",
"Mode of tools taking input from Interface");
RNA_def_property_flag(ot->prop, PROP_HIDDEN);
RNA_def_boolean(ot->srna,
"absolute",
false,
"Absolute Coordinates",
"Copy Absolute coordinates or Normal vector");
}
static int edbm_set_normals_from_faces_exec(bContext *C, wmOperator *op)
{
ViewLayer *view_layer = CTX_data_view_layer(C);
uint objects_len = 0;
Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(
view_layer, CTX_wm_view3d(C), &objects_len);
for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
Object *obedit = objects[ob_index];
BMEditMesh *em = BKE_editmesh_from_object(obedit);
BMesh *bm = em->bm;
BMFace *f;
BMVert *v;
BMEdge *e;
BMLoop *l;
BMIter fiter, viter, eiter, liter;
const bool keep_sharp = RNA_boolean_get(op->ptr, "keep_sharp");
BKE_editmesh_lnorspace_update(em);
float(*vnors)[3] = MEM_callocN(sizeof(*vnors) * bm->totvert, __func__);
BM_ITER_MESH (f, &fiter, bm, BM_FACES_OF_MESH) {
if (BM_elem_flag_test(f, BM_ELEM_SELECT)) {
BM_ITER_ELEM (v, &viter, f, BM_VERTS_OF_FACE) {
const int v_index = BM_elem_index_get(v);
add_v3_v3(vnors[v_index], f->no);
}
}
}
for (int i = 0; i < bm->totvert; i++) {
if (!is_zero_v3(vnors[i]) && normalize_v3(vnors[i]) < CLNORS_VALID_VEC_LEN) {
zero_v3(vnors[i]);
}
}
BLI_bitmap *loop_set = BLI_BITMAP_NEW(bm->totloop, __func__);
const int cd_clnors_offset = CustomData_get_offset(&bm->ldata, CD_CUSTOMLOOPNORMAL);
BM_ITER_MESH (f, &fiter, bm, BM_FACES_OF_MESH) {
BM_ITER_ELEM (e, &eiter, f, BM_EDGES_OF_FACE) {
if (!keep_sharp ||
(BM_elem_flag_test(e, BM_ELEM_SMOOTH) && BM_elem_flag_test(e, BM_ELEM_SELECT))) {
BM_ITER_ELEM (v, &viter, e, BM_VERTS_OF_EDGE) {
l = BM_face_vert_share_loop(f, v);
const int l_index = BM_elem_index_get(l);
const int v_index = BM_elem_index_get(l->v);
if (!is_zero_v3(vnors[v_index])) {
short *clnors = BM_ELEM_CD_GET_VOID_P(l, cd_clnors_offset);
BKE_lnor_space_custom_normal_to_data(
bm->lnor_spacearr->lspacearr[l_index], vnors[v_index], clnors);
if (bm->lnor_spacearr->lspacearr[l_index]->flags & MLNOR_SPACE_IS_SINGLE) {
BLI_BITMAP_ENABLE(loop_set, l_index);
}
else {
LinkNode *loops = bm->lnor_spacearr->lspacearr[l_index]->loops;
for (; loops; loops = loops->next) {
BLI_BITMAP_ENABLE(loop_set, BM_elem_index_get((BMLoop *)loops->link));
}
}
}
}
}
}
}
int v_index;
BM_ITER_MESH_INDEX (v, &viter, bm, BM_VERTS_OF_MESH, v_index) {
BM_ITER_ELEM (l, &liter, v, BM_LOOPS_OF_VERT) {
if (BLI_BITMAP_TEST(loop_set, BM_elem_index_get(l))) {
const int loop_index = BM_elem_index_get(l);
short *clnors = BM_ELEM_CD_GET_VOID_P(l, cd_clnors_offset);
BKE_lnor_space_custom_normal_to_data(
bm->lnor_spacearr->lspacearr[loop_index], vnors[v_index], clnors);
}
}
}
MEM_freeN(loop_set);
MEM_freeN(vnors);
EDBM_update_generic(em, true, false);
}
return OPERATOR_FINISHED;
}
void MESH_OT_set_normals_from_faces(struct wmOperatorType *ot)
{
/* identifiers */
ot->name = "Set Normals From Faces";
ot->description = "Set the custom normals from the selected faces ones";
ot->idname = "MESH_OT_set_normals_from_faces";
/* api callbacks */
ot->exec = edbm_set_normals_from_faces_exec;
ot->poll = ED_operator_editmesh_auto_smooth;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
RNA_def_boolean(ot->srna, "keep_sharp", 0, "Keep Sharp Edges", "Do not set sharp edges to face");
}
static int edbm_smoothen_normals_exec(bContext *C, wmOperator *op)
{
Object *obedit = CTX_data_edit_object(C);
BMEditMesh *em = BKE_editmesh_from_object(obedit);
BMesh *bm = em->bm;
BMFace *f;
BMLoop *l;
BMIter fiter, liter;
BKE_editmesh_lnorspace_update(em);
BMLoopNorEditDataArray *lnors_ed_arr = BM_loop_normal_editdata_array_init(bm);
float(*smooth_normal)[3] = MEM_callocN(sizeof(*smooth_normal) * lnors_ed_arr->totloop, __func__);
/* This is weird choice of operation, taking all loops of faces of current vertex.
* Could lead to some rather far away loops weighting as much as very close ones
* (topologically speaking), with complex polygons.
* Using topological distance here (rather than geometrical one)
* makes sense imho, but would rather go with a more consistent and flexible code,
* we could even add max topological distance to take into account, * and a weighting curve.
* Would do that later though, think for now we can live with that choice. --mont29. */
BMLoopNorEditData *lnor_ed = lnors_ed_arr->lnor_editdata;
for (int i = 0; i < lnors_ed_arr->totloop; i++, lnor_ed++) {
l = lnor_ed->loop;
float loop_normal[3];
BM_ITER_ELEM (f, &fiter, l->v, BM_FACES_OF_VERT) {
BMLoop *l_other;
BM_ITER_ELEM (l_other, &liter, f, BM_LOOPS_OF_FACE) {
const int l_index_other = BM_elem_index_get(l_other);
short *clnors = BM_ELEM_CD_GET_VOID_P(l_other, lnors_ed_arr->cd_custom_normal_offset);
BKE_lnor_space_custom_data_to_normal(
bm->lnor_spacearr->lspacearr[l_index_other], clnors, loop_normal);
add_v3_v3(smooth_normal[i], loop_normal);
}
}
}
const float factor = RNA_float_get(op->ptr, "factor");
lnor_ed = lnors_ed_arr->lnor_editdata;
for (int i = 0; i < lnors_ed_arr->totloop; i++, lnor_ed++) {
float current_normal[3];
if (normalize_v3(smooth_normal[i]) < CLNORS_VALID_VEC_LEN) {
/* Skip in case smoothen normal is invalid... */
continue;
}
BKE_lnor_space_custom_data_to_normal(
bm->lnor_spacearr->lspacearr[lnor_ed->loop_index], lnor_ed->clnors_data, current_normal);
/* Note: again, this is not true spherical interpolation that normals would need...
* But it's probably good enough for now. */
mul_v3_fl(current_normal, 1.0f - factor);
mul_v3_fl(smooth_normal[i], factor);
add_v3_v3(current_normal, smooth_normal[i]);
if (normalize_v3(current_normal) < CLNORS_VALID_VEC_LEN) {
/* Skip in case smoothen normal is invalid... */
continue;
}
BKE_lnor_space_custom_normal_to_data(
bm->lnor_spacearr->lspacearr[lnor_ed->loop_index], current_normal, lnor_ed->clnors_data);
}
BM_loop_normal_editdata_array_free(lnors_ed_arr);
MEM_freeN(smooth_normal);
EDBM_update_generic(em, true, false);
return OPERATOR_FINISHED;
}
void MESH_OT_smoothen_normals(struct wmOperatorType *ot)
{
/* identifiers */
ot->name = "Smooth Normals Vectors";
ot->description = "Smoothen custom normals based on adjacent vertex normals";
ot->idname = "MESH_OT_smoothen_normals";
/* api callbacks */
ot->exec = edbm_smoothen_normals_exec;
ot->poll = ED_operator_editmesh_auto_smooth;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
RNA_def_float(ot->srna,
"factor",
0.5f,
0.0f,
1.0f,
"Factor",
"Specifies weight of smooth vs original normal",
0.0f,
1.0f);
}
/********************** Weighted Normal Modifier Face Strength **********************/
static int edbm_mod_weighted_strength_exec(bContext *C, wmOperator *op)
{
Object *obedit = CTX_data_edit_object(C);
BMEditMesh *em = BKE_editmesh_from_object(obedit);
BMesh *bm = em->bm;
BMFace *f;
BMIter fiter;
BM_select_history_clear(bm);
const char *layer_id = MOD_WEIGHTEDNORMALS_FACEWEIGHT_CDLAYER_ID;
int cd_prop_int_index = CustomData_get_named_layer_index(&bm->pdata, CD_PROP_INT, layer_id);
if (cd_prop_int_index == -1) {
BM_data_layer_add_named(bm, &bm->pdata, CD_PROP_INT, layer_id);
cd_prop_int_index = CustomData_get_named_layer_index(&bm->pdata, CD_PROP_INT, layer_id);
}
cd_prop_int_index -= CustomData_get_layer_index(&bm->pdata, CD_PROP_INT);
const int cd_prop_int_offset = CustomData_get_n_offset(
&bm->pdata, CD_PROP_INT, cd_prop_int_index);
const int face_strength = RNA_enum_get(op->ptr, "face_strength");
const bool set = RNA_boolean_get(op->ptr, "set");
BM_mesh_elem_index_ensure(bm, BM_FACE);
if (set) {
BM_ITER_MESH (f, &fiter, bm, BM_FACES_OF_MESH) {
if (BM_elem_flag_test(f, BM_ELEM_SELECT)) {
int *strength = BM_ELEM_CD_GET_VOID_P(f, cd_prop_int_offset);
*strength = face_strength;
}
}
}
else {
BM_ITER_MESH (f, &fiter, bm, BM_FACES_OF_MESH) {
int *strength = BM_ELEM_CD_GET_VOID_P(f, cd_prop_int_offset);
if (*strength == face_strength) {
BM_face_select_set(bm, f, true);
BM_select_history_store(bm, f);
}
else {
BM_face_select_set(bm, f, false);
}
}
}
EDBM_update_generic(em, false, false);
return OPERATOR_FINISHED;
}
static const EnumPropertyItem prop_mesh_face_strength_types[] = {
{FACE_STRENGTH_WEAK, "WEAK", 0, "Weak", ""},
{FACE_STRENGTH_MEDIUM, "MEDIUM", 0, "Medium", ""},
{FACE_STRENGTH_STRONG, "STRONG", 0, "Strong", ""},
{0, NULL, 0, NULL, NULL},
};
void MESH_OT_mod_weighted_strength(struct wmOperatorType *ot)
{
/* identifiers */
ot->name = "Face Normals Strength";
ot->description = "Set/Get strength of face (used in Weighted Normal modifier)";
ot->idname = "MESH_OT_mod_weighted_strength";
/* api callbacks */
ot->exec = edbm_mod_weighted_strength_exec;
ot->poll = ED_operator_editmesh_auto_smooth;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
ot->prop = RNA_def_boolean(ot->srna, "set", 0, "Set value", "Set Value of faces");
ot->prop = RNA_def_enum(
ot->srna,
"face_strength",
prop_mesh_face_strength_types,
FACE_STRENGTH_MEDIUM,
"Face Strength",
"Strength to use for assigning or selecting face influence for weighted normal modifier");
}
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