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0515ff70ec09694d11e36e90212119574c65ada9
blender-archive/source/blender/editors/transform/transform_generics.c
Germano Cavalcante 0515ff70ec Transform: Use "orient_matrix" as a default when available 
The "orient_matrix" parameter was only used when contraint was defined.

This change will hardly be noticed by the user, but it can be useful for
addon developers.

Possibly resolves T85734.
2021-04-09 18:26:27 -03:00

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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) 2001-2002 by NaN Holding BV.
* All rights reserved.
*/
/** \file
* \ingroup edtransform
*/
#include <math.h>
#include "MEM_guardedalloc.h"
#include "DNA_gpencil_types.h"
#include "BLI_blenlib.h"
#include "BLI_math.h"
#include "BLI_rand.h"
#include "PIL_time.h"
#include "BLT_translation.h"
#include "RNA_access.h"
#include "GPU_immediate.h"
#include "GPU_matrix.h"
#include "BKE_context.h"
#include "BKE_layer.h"
#include "BKE_mask.h"
#include "BKE_modifier.h"
#include "BKE_paint.h"
#include "ED_clip.h"
#include "ED_image.h"
#include "ED_object.h"
#include "ED_screen.h"
#include "ED_space_api.h"
#include "ED_uvedit.h"
#include "WM_api.h"
#include "WM_types.h"
#include "UI_resources.h"
#include "UI_view2d.h"
#include "transform.h"
#include "transform_mode.h"
#include "transform_orientations.h"
#include "transform_snap.h"
/* ************************** GENERICS **************************** */
void drawLine(TransInfo *t, const float center[3], const float dir[3], char axis, short options)
{
float v1[3], v2[3], v3[3];
uchar col[3], col2[3];
if (t->spacetype == SPACE_VIEW3D) {
View3D *v3d = t->view;
GPU_matrix_push();
copy_v3_v3(v3, dir);
mul_v3_fl(v3, v3d->clip_end);
sub_v3_v3v3(v2, center, v3);
add_v3_v3v3(v1, center, v3);
if (options & DRAWLIGHT) {
col[0] = col[1] = col[2] = 220;
}
else {
UI_GetThemeColor3ubv(TH_GRID, col);
}
UI_make_axis_color(col, col2, axis);
uint pos = GPU_vertformat_attr_add(immVertexFormat(), "pos", GPU_COMP_F32, 3, GPU_FETCH_FLOAT);
immBindBuiltinProgram(GPU_SHADER_3D_UNIFORM_COLOR);
immUniformColor3ubv(col2);
immBegin(GPU_PRIM_LINES, 2);
immVertex3fv(pos, v1);
immVertex3fv(pos, v2);
immEnd();
immUnbindProgram();
GPU_matrix_pop();
}
}
/**
* Free data before switching to another mode.
*/
void resetTransModal(TransInfo *t)
{
freeTransCustomDataForMode(t);
}
void resetTransRestrictions(TransInfo *t)
{
t->flag &= ~T_ALL_RESTRICTIONS;
}
/**
* Setup internal data, mouse, vectors
*
* \note \a op and \a event can be NULL
*
* \see #saveTransform does the reverse.
*/
void initTransInfo(bContext *C, TransInfo *t, wmOperator *op, const wmEvent *event)
{
Scene *sce = CTX_data_scene(C);
ViewLayer *view_layer = CTX_data_view_layer(C);
Object *obact = OBACT(view_layer);
const eObjectMode object_mode = obact ? obact->mode : OB_MODE_OBJECT;
ToolSettings *ts = CTX_data_tool_settings(C);
ARegion *region = CTX_wm_region(C);
ScrArea *area = CTX_wm_area(C);
bGPdata *gpd = CTX_data_gpencil_data(C);
PropertyRNA *prop;
t->mbus = CTX_wm_message_bus(C);
t->depsgraph = CTX_data_depsgraph_pointer(C);
t->scene = sce;
t->view_layer = view_layer;
t->area = area;
t->region = region;
t->settings = ts;
t->reports = op ? op->reports : NULL;
t->helpline = HLP_NONE;
t->flag = 0;
if (obact && !(t->options & (CTX_CURSOR | CTX_TEXTURE_SPACE)) &&
ELEM(object_mode, OB_MODE_EDIT, OB_MODE_EDIT_GPENCIL)) {
t->obedit_type = obact->type;
}
else {
t->obedit_type = -1;
}
/* Many kinds of transform only use a single handle. */
if (t->data_container == NULL) {
t->data_container = MEM_callocN(sizeof(*t->data_container), __func__);
t->data_container_len = 1;
}
t->redraw = TREDRAW_HARD; /* redraw first time */
int mval[2];
if (event) {
copy_v2_v2_int(mval, event->mval);
}
else {
zero_v2_int(mval);
}
copy_v2_v2_int(t->mval, mval);
copy_v2_v2_int(t->mouse.imval, mval);
copy_v2_v2_int(t->con.imval, mval);
t->transform = NULL;
t->handleEvent = NULL;
t->data_len_all = 0;
zero_v3(t->center_global);
unit_m3(t->mat);
/* Default to rotate on the Z axis. */
t->orient_axis = 2;
t->orient_axis_ortho = 1;
/* if there's an event, we're modal */
if (event) {
t->flag |= T_MODAL;
}
/* Crease needs edge flag */
if (ELEM(t->mode, TFM_CREASE, TFM_BWEIGHT)) {
t->options |= CTX_EDGE_DATA;
}
t->remove_on_cancel = false;
if (op && (prop = RNA_struct_find_property(op->ptr, "remove_on_cancel")) &&
RNA_property_is_set(op->ptr, prop)) {
if (RNA_property_boolean_get(op->ptr, prop)) {
t->remove_on_cancel = true;
}
}
/* GPencil editing context */
if (GPENCIL_EDIT_MODE(gpd)) {
t->options |= CTX_GPENCIL_STROKES;
}
/* Assign the space type, some exceptions for running in different mode */
if (area == NULL) {
/* background mode */
t->spacetype = SPACE_EMPTY;
}
else if ((region == NULL) && (area->spacetype == SPACE_VIEW3D)) {
/* running in the text editor */
t->spacetype = SPACE_EMPTY;
}
else {
/* normal operation */
t->spacetype = area->spacetype;
}
/* handle T_ALT_TRANSFORM initialization, we may use for different operators */
if (op) {
const char *prop_id = NULL;
if (t->mode == TFM_SHRINKFATTEN) {
prop_id = "use_even_offset";
}
if (prop_id && (prop = RNA_struct_find_property(op->ptr, prop_id))) {
SET_FLAG_FROM_TEST(t->flag, RNA_property_boolean_get(op->ptr, prop), T_ALT_TRANSFORM);
}
}
if (t->spacetype == SPACE_VIEW3D) {
View3D *v3d = area->spacedata.first;
bScreen *animscreen = ED_screen_animation_playing(CTX_wm_manager(C));
t->view = v3d;
t->animtimer = (animscreen) ? animscreen->animtimer : NULL;
/* turn gizmo off during transform */
if (t->flag & T_MODAL) {
t->gizmo_flag = v3d->gizmo_flag;
v3d->gizmo_flag = V3D_GIZMO_HIDE;
}
if (t->scene->toolsettings->transform_flag & SCE_XFORM_AXIS_ALIGN) {
t->flag |= T_V3D_ALIGN;
}
t->around = t->scene->toolsettings->transform_pivot_point;
/* bend always uses the cursor */
if (t->mode == TFM_BEND) {
t->around = V3D_AROUND_CURSOR;
}
/* exceptional case */
if (t->around == V3D_AROUND_LOCAL_ORIGINS) {
if (ELEM(t->mode, TFM_ROTATION, TFM_RESIZE, TFM_TRACKBALL)) {
const bool use_island = transdata_check_local_islands(t, t->around);
if ((t->obedit_type != -1) && !use_island) {
t->options |= CTX_NO_PET;
}
}
}
if (object_mode & OB_MODE_ALL_PAINT) {
Paint *p = BKE_paint_get_active_from_context(C);
if (p && p->brush && (p->brush->flag & BRUSH_CURVE)) {
t->options |= CTX_PAINT_CURVE;
}
}
/* initialize UV transform from */
if (op && ((prop = RNA_struct_find_property(op->ptr, "correct_uv")))) {
if (RNA_property_is_set(op->ptr, prop)) {
if (RNA_property_boolean_get(op->ptr, prop)) {
t->settings->uvcalc_flag |= UVCALC_TRANSFORM_CORRECT_SLIDE;
}
else {
t->settings->uvcalc_flag &= ~UVCALC_TRANSFORM_CORRECT_SLIDE;
}
}
else {
RNA_property_boolean_set(
op->ptr, prop, (t->settings->uvcalc_flag & UVCALC_TRANSFORM_CORRECT_SLIDE) != 0);
}
}
}
else if (t->spacetype == SPACE_IMAGE) {
SpaceImage *sima = area->spacedata.first;
/* XXX for now, get View2D from the active region. */
t->view = &region->v2d;
t->around = sima->around;
if (ED_space_image_show_uvedit(sima, OBACT(t->view_layer))) {
/* UV transform */
}
else if (sima->mode == SI_MODE_MASK) {
t->options |= CTX_MASK;
}
else if (sima->mode == SI_MODE_PAINT) {
Paint *p = &sce->toolsettings->imapaint.paint;
if (p->brush && (p->brush->flag & BRUSH_CURVE)) {
t->options |= CTX_PAINT_CURVE;
}
}
/* image not in uv edit, nor in mask mode, can happen for some tools */
}
else if (t->spacetype == SPACE_NODE) {
/* XXX for now, get View2D from the active region. */
t->view = &region->v2d;
t->around = V3D_AROUND_CENTER_BOUNDS;
}
else if (t->spacetype == SPACE_GRAPH) {
SpaceGraph *sipo = area->spacedata.first;
t->view = &region->v2d;
t->around = sipo->around;
}
else if (t->spacetype == SPACE_CLIP) {
SpaceClip *sclip = area->spacedata.first;
t->view = &region->v2d;
t->around = sclip->around;
if (ED_space_clip_check_show_trackedit(sclip)) {
t->options |= CTX_MOVIECLIP;
}
else if (ED_space_clip_check_show_maskedit(sclip)) {
t->options |= CTX_MASK;
}
}
else {
if (region) {
/* XXX for now, get View2D from the active region */
t->view = &region->v2d;
/* XXX for now, the center point is the midpoint of the data */
}
else {
t->view = NULL;
}
t->around = V3D_AROUND_CENTER_BOUNDS;
}
BLI_assert(is_zero_v4(t->values_modal_offset));
bool t_values_set_is_array = false;
if (op && (prop = RNA_struct_find_property(op->ptr, "value")) &&
RNA_property_is_set(op->ptr, prop)) {
float values[4] = {0}; /* in case value isn't length 4, avoid uninitialized memory */
if (RNA_property_array_check(prop)) {
RNA_float_get_array(op->ptr, "value", values);
t_values_set_is_array = true;
}
else {
values[0] = RNA_float_get(op->ptr, "value");
}
copy_v4_v4(t->values, values);
if (t->flag & T_MODAL) {
/* Run before init functions so 'values_modal_offset' can be applied on mouse input. */
copy_v4_v4(t->values_modal_offset, values);
}
else {
copy_v4_v4(t->values, values);
t->flag |= T_INPUT_IS_VALUES_FINAL;
}
}
if (op && (prop = RNA_struct_find_property(op->ptr, "constraint_axis"))) {
bool constraint_axis[3] = {false, false, false};
if (t_values_set_is_array && t->flag & T_INPUT_IS_VALUES_FINAL) {
/* For operators whose `t->values` is array (as Move and Scale), set constraint so that the
* orientation is more intuitive in the Redo Panel. */
constraint_axis[0] = constraint_axis[1] = constraint_axis[2] = true;
}
else if (RNA_property_is_set(op->ptr, prop)) {
RNA_property_boolean_get_array(op->ptr, prop, constraint_axis);
}
if (constraint_axis[0] || constraint_axis[1] || constraint_axis[2]) {
t->con.mode |= CON_APPLY;
if (constraint_axis[0]) {
t->con.mode |= CON_AXIS0;
}
if (constraint_axis[1]) {
t->con.mode |= CON_AXIS1;
}
if (constraint_axis[2]) {
t->con.mode |= CON_AXIS2;
}
}
}
{
short orient_types[3];
float custom_matrix[3][3];
int orient_type_scene = V3D_ORIENT_GLOBAL;
int orient_type_default = -1;
int orient_type_set = -1;
int orient_type_matrix_set = -1;
bool use_orient_axis = false;
if ((t->spacetype == SPACE_VIEW3D) && (t->region->regiontype == RGN_TYPE_WINDOW)) {
TransformOrientationSlot *orient_slot = &t->scene->orientation_slots[SCE_ORIENT_DEFAULT];
orient_type_scene = orient_slot->type;
if (orient_type_scene == V3D_ORIENT_CUSTOM) {
const int index_custom = orient_slot->index_custom;
orient_type_scene += index_custom;
}
}
if (op && ((prop = RNA_struct_find_property(op->ptr, "orient_type")) &&
RNA_property_is_set(op->ptr, prop))) {
orient_type_set = RNA_property_enum_get(op->ptr, prop);
if (orient_type_set >= V3D_ORIENT_CUSTOM + BIF_countTransformOrientation(C)) {
orient_type_set = V3D_ORIENT_GLOBAL;
}
}
if (op && (prop = RNA_struct_find_property(op->ptr, "orient_axis"))) {
t->orient_axis = RNA_property_enum_get(op->ptr, prop);
use_orient_axis = true;
}
if (op && (prop = RNA_struct_find_property(op->ptr, "orient_axis_ortho"))) {
t->orient_axis_ortho = RNA_property_enum_get(op->ptr, prop);
}
if (op && ((prop = RNA_struct_find_property(op->ptr, "orient_matrix")) &&
RNA_property_is_set(op->ptr, prop))) {
RNA_property_float_get_array(op->ptr, prop, &custom_matrix[0][0]);
if ((prop = RNA_struct_find_property(op->ptr, "orient_matrix_type")) &&
RNA_property_is_set(op->ptr, prop)) {
orient_type_matrix_set = RNA_property_enum_get(op->ptr, prop);
}
else if (orient_type_set == -1) {
orient_type_set = V3D_ORIENT_CUSTOM_MATRIX;
}
}
if (orient_type_set != -1) {
orient_type_default = orient_type_set;
}
else if (orient_type_matrix_set != -1) {
orient_type_default = orient_type_set = orient_type_matrix_set;
}
else if (t->con.mode & CON_APPLY) {
orient_type_default = orient_type_set = orient_type_scene;
}
else {
if (orient_type_scene == V3D_ORIENT_GLOBAL) {
orient_type_set = V3D_ORIENT_LOCAL;
}
else {
orient_type_set = V3D_ORIENT_GLOBAL;
}
if ((t->flag & T_MODAL) && (use_orient_axis || transform_mode_is_changeable(t->mode)) &&
(t->mode != TFM_ALIGN)) {
orient_type_default = V3D_ORIENT_VIEW;
}
else {
orient_type_default = orient_type_scene;
}
}
BLI_assert(!ELEM(-1, orient_type_default, orient_type_set));
if (orient_type_matrix_set == orient_type_set) {
/* Constraints are forced to use the custom matrix when redoing. */
orient_type_set = V3D_ORIENT_CUSTOM_MATRIX;
}
orient_types[0] = (short)orient_type_default;
orient_types[1] = (short)orient_type_scene;
orient_types[2] = (short)orient_type_set;
for (int i = 0; i < 3; i++) {
/* For efficiency, avoid calculating the same orientation twice. */
int j;
for (j = 0; j < i; j++) {
if (orient_types[j] == orient_types[i]) {
memcpy(&t->orient[i], &t->orient[j], sizeof(*t->orient));
break;
}
}
if (j == i) {
t->orient[i].type = transform_orientation_matrix_get(
C, t, orient_types[i], custom_matrix, t->orient[i].matrix);
}
}
/* Set orient_curr to -1 in order to force the update in
* `transform_orientations_current_set`. */
t->orient_curr = -1;
transform_orientations_current_set(t, (t->con.mode & CON_APPLY) ? 2 : 0);
}
if (op && ((prop = RNA_struct_find_property(op->ptr, "release_confirm")) &&
RNA_property_is_set(op->ptr, prop))) {
if (RNA_property_boolean_get(op->ptr, prop)) {
t->flag |= T_RELEASE_CONFIRM;
}
}
else {
/* Release confirms preference should not affect node editor (T69288, T70504). */
if (ISMOUSE(t->launch_event) &&
((U.flag & USER_RELEASECONFIRM) || (t->spacetype == SPACE_NODE))) {
/* Global "release confirm" on mouse bindings */
t->flag |= T_RELEASE_CONFIRM;
}
}
if (op && ((prop = RNA_struct_find_property(op->ptr, "mirror")) &&
RNA_property_is_set(op->ptr, prop))) {
if (!RNA_property_boolean_get(op->ptr, prop)) {
t->flag |= T_NO_MIRROR;
}
}
else if ((t->spacetype == SPACE_VIEW3D) && (t->obedit_type == OB_MESH)) {
/* pass */
}
else {
/* Avoid mirroring for unsupported contexts. */
t->options |= CTX_NO_MIRROR;
}
/* setting PET flag only if property exist in operator. Otherwise, assume it's not supported */
if (op && (prop = RNA_struct_find_property(op->ptr, "use_proportional_edit"))) {
if (RNA_property_is_set(op->ptr, prop)) {
if (RNA_property_boolean_get(op->ptr, prop)) {
t->flag |= T_PROP_EDIT;
if (RNA_boolean_get(op->ptr, "use_proportional_connected")) {
t->flag |= T_PROP_CONNECTED;
}
if (RNA_boolean_get(op->ptr, "use_proportional_projected")) {
t->flag |= T_PROP_PROJECTED;
}
}
}
else {
/* use settings from scene only if modal */
if (t->flag & T_MODAL) {
if ((t->options & CTX_NO_PET) == 0) {
bool use_prop_edit = false;
if (t->spacetype == SPACE_GRAPH) {
use_prop_edit = ts->proportional_fcurve;
}
else if (t->spacetype == SPACE_ACTION) {
use_prop_edit = ts->proportional_action;
}
else if (t->options & CTX_MASK) {
use_prop_edit = ts->proportional_mask;
}
else if (obact && obact->mode == OB_MODE_OBJECT) {
use_prop_edit = ts->proportional_objects;
}
else {
use_prop_edit = (ts->proportional_edit & PROP_EDIT_USE) != 0;
}
if (use_prop_edit) {
t->flag |= T_PROP_EDIT;
if (ts->proportional_edit & PROP_EDIT_CONNECTED) {
t->flag |= T_PROP_CONNECTED;
}
if (ts->proportional_edit & PROP_EDIT_PROJECTED) {
t->flag |= T_PROP_PROJECTED;
}
}
}
}
}
if (op && ((prop = RNA_struct_find_property(op->ptr, "proportional_size")) &&
RNA_property_is_set(op->ptr, prop))) {
t->prop_size = RNA_property_float_get(op->ptr, prop);
}
else {
t->prop_size = ts->proportional_size;
}
/* TRANSFORM_FIX_ME rna restrictions */
if (t->prop_size <= 0.00001f) {
printf("Proportional size (%f) under 0.00001, resetting to 1!\n", t->prop_size);
t->prop_size = 1.0f;
}
if (op && ((prop = RNA_struct_find_property(op->ptr, "proportional_edit_falloff")) &&
RNA_property_is_set(op->ptr, prop))) {
t->prop_mode = RNA_property_enum_get(op->ptr, prop);
}
else {
t->prop_mode = ts->prop_mode;
}
}
else { /* add not pet option to context when not available */
t->options |= CTX_NO_PET;
}
if (t->obedit_type == OB_MESH) {
if (op && (prop = RNA_struct_find_property(op->ptr, "use_automerge_and_split")) &&
RNA_property_is_set(op->ptr, prop)) {
if (RNA_property_boolean_get(op->ptr, prop)) {
t->flag |= T_AUTOMERGE | T_AUTOSPLIT;
}
}
else {
char automerge = t->scene->toolsettings->automerge;
if (automerge & AUTO_MERGE) {
t->flag |= T_AUTOMERGE;
if (automerge & AUTO_MERGE_AND_SPLIT) {
t->flag |= T_AUTOSPLIT;
}
}
}
}
/* Mirror is not supported with PET, turn it off. */
#if 0
if (t->flag & T_PROP_EDIT) {
t->flag &= ~T_MIRROR;
}
#endif
setTransformViewAspect(t, t->aspect);
if (op && (prop = RNA_struct_find_property(op->ptr, "center_override")) &&
RNA_property_is_set(op->ptr, prop)) {
RNA_property_float_get_array(op->ptr, prop, t->center_global);
mul_v3_v3(t->center_global, t->aspect);
t->flag |= T_OVERRIDE_CENTER;
}
setTransformViewMatrices(t);
initNumInput(&t->num);
}
static void freeTransCustomData(TransInfo *t, TransDataContainer *tc, TransCustomData *custom_data)
{
if (custom_data->free_cb) {
/* Can take over freeing t->data and data_2d etc... */
custom_data->free_cb(t, tc, custom_data);
BLI_assert(custom_data->data == NULL);
}
else if ((custom_data->data != NULL) && custom_data->use_free) {
MEM_freeN(custom_data->data);
custom_data->data = NULL;
}
/* In case modes are switched in the same transform session. */
custom_data->free_cb = NULL;
custom_data->use_free = false;
}
static void freeTransCustomDataContainer(TransInfo *t,
TransDataContainer *tc,
TransCustomDataContainer *tcdc)
{
TransCustomData *custom_data = &tcdc->first_elem;
for (int i = 0; i < TRANS_CUSTOM_DATA_ELEM_MAX; i++, custom_data++) {
freeTransCustomData(t, tc, custom_data);
}
}
/**
* Needed for mode switching.
*/
void freeTransCustomDataForMode(TransInfo *t)
{
freeTransCustomData(t, NULL, &t->custom.mode);
FOREACH_TRANS_DATA_CONTAINER (t, tc) {
freeTransCustomData(t, tc, &tc->custom.mode);
}
}
/* Here I would suggest only TransInfo related issues, like free data & reset vars. Not redraws */
void postTrans(bContext *C, TransInfo *t)
{
if (t->draw_handle_view) {
ED_region_draw_cb_exit(t->region->type, t->draw_handle_view);
}
if (t->draw_handle_apply) {
ED_region_draw_cb_exit(t->region->type, t->draw_handle_apply);
}
if (t->draw_handle_pixel) {
ED_region_draw_cb_exit(t->region->type, t->draw_handle_pixel);
}
if (t->draw_handle_cursor) {
WM_paint_cursor_end(t->draw_handle_cursor);
}
if (t->flag & T_MODAL_CURSOR_SET) {
WM_cursor_modal_restore(CTX_wm_window(C));
}
/* Free all custom-data */
freeTransCustomDataContainer(t, NULL, &t->custom);
FOREACH_TRANS_DATA_CONTAINER (t, tc) {
freeTransCustomDataContainer(t, tc, &tc->custom);
}
/* postTrans can be called when nothing is selected, so data is NULL already */
if (t->data_len_all != 0) {
FOREACH_TRANS_DATA_CONTAINER (t, tc) {
/* free data malloced per trans-data */
if (ELEM(t->obedit_type, OB_CURVE, OB_SURF, OB_GPENCIL) || (t->spacetype == SPACE_GRAPH)) {
TransData *td = tc->data;
for (int a = 0; a < tc->data_len; a++, td++) {
if (td->flag & TD_BEZTRIPLE) {
MEM_freeN(td->hdata);
}
}
}
MEM_freeN(tc->data);
MEM_SAFE_FREE(tc->data_mirror);
MEM_SAFE_FREE(tc->data_ext);
MEM_SAFE_FREE(tc->data_2d);
}
}
MEM_SAFE_FREE(t->data_container);
t->data_container = NULL;
BLI_freelistN(&t->tsnap.points);
if (t->spacetype == SPACE_IMAGE) {
if (t->options & (CTX_MASK | CTX_PAINT_CURVE)) {
/* pass */
}
else {
SpaceImage *sima = t->area->spacedata.first;
if (sima->flag & SI_LIVE_UNWRAP) {
ED_uvedit_live_unwrap_end(t->state == TRANS_CANCEL);
}
}
}
else if (t->spacetype == SPACE_VIEW3D) {
View3D *v3d = t->area->spacedata.first;
/* restore gizmo */
if (t->flag & T_MODAL) {
v3d->gizmo_flag = t->gizmo_flag;
}
}
if (t->mouse.data) {
MEM_freeN(t->mouse.data);
}
if (t->rng != NULL) {
BLI_rng_free(t->rng);
}
freeSnapping(t);
}
void applyTransObjects(TransInfo *t)
{
TransDataContainer *tc = TRANS_DATA_CONTAINER_FIRST_SINGLE(t);
TransData *td;
for (td = tc->data; td < tc->data + tc->data_len; td++) {
copy_v3_v3(td->iloc, td->loc);
if (td->ext->rot) {
copy_v3_v3(td->ext->irot, td->ext->rot);
}
if (td->ext->size) {
copy_v3_v3(td->ext->isize, td->ext->size);
}
}
recalcData(t);
}
static void transdata_restore_basic(TransDataBasic *td_basic)
{
/* TransData for crease has no loc */
if (td_basic->loc) {
copy_v3_v3(td_basic->loc, td_basic->iloc);
}
}
static void restoreElement(TransData *td)
{
transdata_restore_basic((TransDataBasic *)td);
if (td->val) {
*td->val = td->ival;
}
if (td->ext && (td->flag & TD_NO_EXT) == 0) {
if (td->ext->rot) {
copy_v3_v3(td->ext->rot, td->ext->irot);
}
if (td->ext->rotAngle) {
*td->ext->rotAngle = td->ext->irotAngle;
}
if (td->ext->rotAxis) {
copy_v3_v3(td->ext->rotAxis, td->ext->irotAxis);
}
/* XXX, drotAngle & drotAxis not used yet */
if (td->ext->size) {
copy_v3_v3(td->ext->size, td->ext->isize);
}
if (td->ext->quat) {
copy_qt_qt(td->ext->quat, td->ext->iquat);
}
}
if (td->flag & TD_BEZTRIPLE) {
*(td->hdata->h1) = td->hdata->ih1;
*(td->hdata->h2) = td->hdata->ih2;
}
}
void restoreTransObjects(TransInfo *t)
{
FOREACH_TRANS_DATA_CONTAINER (t, tc) {
TransData *td;
TransData2D *td2d;
TransDataMirror *tdm;
for (td = tc->data; td < tc->data + tc->data_len; td++) {
restoreElement(td);
}
for (tdm = tc->data_mirror; tdm < tc->data_mirror + tc->data_mirror_len; tdm++) {
transdata_restore_basic((TransDataBasic *)tdm);
}
for (td2d = tc->data_2d; tc->data_2d && td2d < tc->data_2d + tc->data_len; td2d++) {
if (td2d->h1) {
td2d->h1[0] = td2d->ih1[0];
td2d->h1[1] = td2d->ih1[1];
}
if (td2d->h2) {
td2d->h2[0] = td2d->ih2[0];
td2d->h2[1] = td2d->ih2[1];
}
}
unit_m3(t->mat);
}
recalcData(t);
}
void calculateCenter2D(TransInfo *t)
{
BLI_assert(!is_zero_v3(t->aspect));
projectFloatView(t, t->center_global, t->center2d);
}
void calculateCenterLocal(TransInfo *t, const float center_global[3])
{
/* setting constraint center */
/* note, init functions may over-ride t->center */
FOREACH_TRANS_DATA_CONTAINER (t, tc) {
if (tc->use_local_mat) {
mul_v3_m4v3(tc->center_local, tc->imat, center_global);
}
else {
copy_v3_v3(tc->center_local, center_global);
}
}
}
void calculateCenterCursor(TransInfo *t, float r_center[3])
{
const float *cursor = t->scene->cursor.location;
copy_v3_v3(r_center, cursor);
/* If edit or pose mode, move cursor in local space */
if (t->options & CTX_PAINT_CURVE) {
if (ED_view3d_project_float_global(t->region, cursor, r_center, V3D_PROJ_TEST_NOP) !=
V3D_PROJ_RET_OK) {
r_center[0] = t->region->winx / 2.0f;
r_center[1] = t->region->winy / 2.0f;
}
r_center[2] = 0.0f;
}
}
void calculateCenterCursor2D(TransInfo *t, float r_center[2])
{
const float *cursor = NULL;
if (t->spacetype == SPACE_IMAGE) {
SpaceImage *sima = (SpaceImage *)t->area->spacedata.first;
cursor = sima->cursor;
}
else if (t->spacetype == SPACE_CLIP) {
SpaceClip *space_clip = (SpaceClip *)t->area->spacedata.first;
cursor = space_clip->cursor;
}
if (cursor) {
if (t->options & CTX_MASK) {
float co[2];
if (t->spacetype == SPACE_IMAGE) {
SpaceImage *sima = (SpaceImage *)t->area->spacedata.first;
BKE_mask_coord_from_image(sima->image, &sima->iuser, co, cursor);
}
else if (t->spacetype == SPACE_CLIP) {
SpaceClip *space_clip = (SpaceClip *)t->area->spacedata.first;
BKE_mask_coord_from_movieclip(space_clip->clip, &space_clip->user, co, cursor);
}
else {
BLI_assert(!"Shall not happen");
}
r_center[0] = co[0] * t->aspect[0];
r_center[1] = co[1] * t->aspect[1];
}
else if (t->options & CTX_PAINT_CURVE) {
if (t->spacetype == SPACE_IMAGE) {
r_center[0] = UI_view2d_view_to_region_x(&t->region->v2d, cursor[0]);
r_center[1] = UI_view2d_view_to_region_y(&t->region->v2d, cursor[1]);
}
}
else {
r_center[0] = cursor[0] * t->aspect[0];
r_center[1] = cursor[1] * t->aspect[1];
}
}
}
void calculateCenterCursorGraph2D(TransInfo *t, float r_center[2])
{
SpaceGraph *sipo = (SpaceGraph *)t->area->spacedata.first;
Scene *scene = t->scene;
/* cursor is combination of current frame, and graph-editor cursor value */
if (sipo->mode == SIPO_MODE_DRIVERS) {
r_center[0] = sipo->cursorTime;
r_center[1] = sipo->cursorVal;
}
else {
r_center[0] = (float)(scene->r.cfra);
r_center[1] = sipo->cursorVal;
}
}
static bool transdata_center_global_get(const TransDataContainer *tc,
const TransDataBasic *td_basic,
float r_vec[3])
{
if (td_basic->flag & TD_SELECTED) {
if (!(td_basic->flag & TD_NOCENTER)) {
if (tc->use_local_mat) {
mul_v3_m4v3(r_vec, tc->mat, td_basic->center);
}
else {
copy_v3_v3(r_vec, td_basic->center);
}
return true;
}
}
return false;
}
void calculateCenterMedian(TransInfo *t, float r_center[3])
{
float partial[3] = {0.0f, 0.0f, 0.0f};
int total = 0;
FOREACH_TRANS_DATA_CONTAINER (t, tc) {
float center[3];
for (int i = 0; i < tc->data_len; i++) {
if (transdata_center_global_get(tc, (TransDataBasic *)&tc->data[i], center)) {
add_v3_v3(partial, center);
total++;
}
}
for (int i = 0; i < tc->data_mirror_len; i++) {
if (transdata_center_global_get(tc, (TransDataBasic *)&tc->data_mirror[i], center)) {
add_v3_v3(partial, center);
total++;
}
}
}
if (total) {
mul_v3_fl(partial, 1.0f / (float)total);
}
copy_v3_v3(r_center, partial);
}
void calculateCenterBound(TransInfo *t, float r_center[3])
{
float max[3], min[3];
bool changed = false;
INIT_MINMAX(min, max);
FOREACH_TRANS_DATA_CONTAINER (t, tc) {
float center[3];
for (int i = 0; i < tc->data_len; i++) {
if (transdata_center_global_get(tc, (TransDataBasic *)&tc->data[i], center)) {
minmax_v3v3_v3(min, max, center);
changed = true;
}
}
for (int i = 0; i < tc->data_mirror_len; i++) {
if (transdata_center_global_get(tc, (TransDataBasic *)&tc->data_mirror[i], center)) {
minmax_v3v3_v3(min, max, center);
changed = true;
}
}
}
if (changed) {
mid_v3_v3v3(r_center, min, max);
}
}
/**
* \param select_only: only get active center from data being transformed.
*/
bool calculateCenterActive(TransInfo *t, bool select_only, float r_center[3])
{
TransDataContainer *tc = TRANS_DATA_CONTAINER_FIRST_OK(t);
if (t->spacetype != SPACE_VIEW3D) {
return false;
}
if (tc->obedit) {
if (ED_object_calc_active_center_for_editmode(tc->obedit, select_only, r_center)) {
mul_m4_v3(tc->obedit->obmat, r_center);
return true;
}
}
else if (t->options & CTX_POSE_BONE) {
ViewLayer *view_layer = t->view_layer;
Object *ob = OBACT(view_layer);
if (ED_object_calc_active_center_for_posemode(ob, select_only, r_center)) {
mul_m4_v3(ob->obmat, r_center);
return true;
}
}
else if (t->options & CTX_PAINT_CURVE) {
Paint *p = BKE_paint_get_active(t->scene, t->view_layer);
Brush *br = p->brush;
PaintCurve *pc = br->paint_curve;
copy_v3_v3(r_center, pc->points[pc->add_index - 1].bez.vec[1]);
r_center[2] = 0.0f;
return true;
}
else {
/* object mode */
ViewLayer *view_layer = t->view_layer;
Object *ob = OBACT(view_layer);
Base *base = BASACT(view_layer);
if (ob && ((!select_only) || ((base->flag & BASE_SELECTED) != 0))) {
copy_v3_v3(r_center, ob->obmat[3]);
return true;
}
}
return false;
}
static void calculateCenter_FromAround(TransInfo *t, int around, float r_center[3])
{
switch (around) {
case V3D_AROUND_CENTER_BOUNDS:
calculateCenterBound(t, r_center);
break;
case V3D_AROUND_CENTER_MEDIAN:
calculateCenterMedian(t, r_center);
break;
case V3D_AROUND_CURSOR:
if (ELEM(t->spacetype, SPACE_IMAGE, SPACE_CLIP)) {
calculateCenterCursor2D(t, r_center);
}
else if (t->spacetype == SPACE_GRAPH) {
calculateCenterCursorGraph2D(t, r_center);
}
else {
calculateCenterCursor(t, r_center);
}
break;
case V3D_AROUND_LOCAL_ORIGINS:
/* Individual element center uses median center for helpline and such */
calculateCenterMedian(t, r_center);
break;
case V3D_AROUND_ACTIVE: {
if (calculateCenterActive(t, false, r_center)) {
/* pass */
}
else {
/* fallback */
calculateCenterMedian(t, r_center);
}
break;
}
}
}
void calculateCenter(TransInfo *t)
{
if ((t->flag & T_OVERRIDE_CENTER) == 0) {
calculateCenter_FromAround(t, t->around, t->center_global);
}
calculateCenterLocal(t, t->center_global);
calculateCenter2D(t);
/* For panning from the camera-view. */
if ((t->options & CTX_OBJECT) && (t->flag & T_OVERRIDE_CENTER) == 0) {
if (t->spacetype == SPACE_VIEW3D && t->region && t->region->regiontype == RGN_TYPE_WINDOW) {
if (t->options & CTX_CAMERA) {
float axis[3];
/* persinv is nasty, use viewinv instead, always right */
copy_v3_v3(axis, t->viewinv[2]);
normalize_v3(axis);
/* 6.0 = 6 grid units */
axis[0] = t->center_global[0] - 6.0f * axis[0];
axis[1] = t->center_global[1] - 6.0f * axis[1];
axis[2] = t->center_global[2] - 6.0f * axis[2];
projectFloatView(t, axis, t->center2d);
/* rotate only needs correct 2d center, grab needs ED_view3d_calc_zfac() value */
if (t->mode == TFM_TRANSLATION) {
copy_v3_v3(t->center_global, axis);
}
}
}
}
if (t->spacetype == SPACE_VIEW3D) {
/* ED_view3d_calc_zfac() defines a factor for perspective depth correction,
* used in ED_view3d_win_to_delta() */
/* zfac is only used convertViewVec only in cases operator was invoked in RGN_TYPE_WINDOW
* and never used in other cases.
*
* We need special case here as well, since ED_view3d_calc_zfac will crash when called
* for a region different from RGN_TYPE_WINDOW.
*/
if (t->region->regiontype == RGN_TYPE_WINDOW) {
t->zfac = ED_view3d_calc_zfac(t->region->regiondata, t->center_global, NULL);
}
else {
t->zfac = 0.0f;
}
}
}
void calculatePropRatio(TransInfo *t)
{
int i;
float dist;
const bool connected = (t->flag & T_PROP_CONNECTED) != 0;
t->proptext[0] = '\0';
if (t->flag & T_PROP_EDIT) {
const char *pet_id = NULL;
FOREACH_TRANS_DATA_CONTAINER (t, tc) {
TransData *td = tc->data;
for (i = 0; i < tc->data_len; i++, td++) {
if (td->flag & TD_SELECTED) {
td->factor = 1.0f;
}
else if ((connected && (td->flag & TD_NOTCONNECTED || td->dist > t->prop_size)) ||
(connected == 0 && td->rdist > t->prop_size)) {
td->factor = 0.0f;
restoreElement(td);
}
else {
/* Use rdist for falloff calculations, it is the real distance */
if (connected) {
dist = (t->prop_size - td->dist) / t->prop_size;
}
else {
dist = (t->prop_size - td->rdist) / t->prop_size;
}
/*
* Clamp to positive numbers.
* Certain corner cases with connectivity and individual centers
* can give values of rdist larger than propsize.
*/
if (dist < 0.0f) {
dist = 0.0f;
}
switch (t->prop_mode) {
case PROP_SHARP:
td->factor = dist * dist;
break;
case PROP_SMOOTH:
td->factor = 3.0f * dist * dist - 2.0f * dist * dist * dist;
break;
case PROP_ROOT:
td->factor = sqrtf(dist);
break;
case PROP_LIN:
td->factor = dist;
break;
case PROP_CONST:
td->factor = 1.0f;
break;
case PROP_SPHERE:
td->factor = sqrtf(2 * dist - dist * dist);
break;
case PROP_RANDOM:
if (t->rng == NULL) {
/* Lazy initialization. */
uint rng_seed = (uint)(PIL_check_seconds_timer_i() & UINT_MAX);
t->rng = BLI_rng_new(rng_seed);
}
td->factor = BLI_rng_get_float(t->rng) * dist;
break;
case PROP_INVSQUARE:
td->factor = dist * (2.0f - dist);
break;
default:
td->factor = 1;
break;
}
}
}
}
switch (t->prop_mode) {
case PROP_SHARP:
pet_id = N_("(Sharp)");
break;
case PROP_SMOOTH:
pet_id = N_("(Smooth)");
break;
case PROP_ROOT:
pet_id = N_("(Root)");
break;
case PROP_LIN:
pet_id = N_("(Linear)");
break;
case PROP_CONST:
pet_id = N_("(Constant)");
break;
case PROP_SPHERE:
pet_id = N_("(Sphere)");
break;
case PROP_RANDOM:
pet_id = N_("(Random)");
break;
case PROP_INVSQUARE:
pet_id = N_("(InvSquare)");
break;
default:
break;
}
if (pet_id) {
BLI_strncpy(t->proptext, IFACE_(pet_id), sizeof(t->proptext));
}
}
else {
FOREACH_TRANS_DATA_CONTAINER (t, tc) {
TransData *td = tc->data;
for (i = 0; i < tc->data_len; i++, td++) {
td->factor = 1.0;
}
}
}
}
/**
* Rotate an element, low level code, ignore protected channels.
* (use for objects or pose-bones)
* Similar to #ElementRotation.
*/
void transform_data_ext_rotate(TransData *td, float mat[3][3], bool use_drot)
{
float totmat[3][3];
float smat[3][3];
float fmat[3][3];
float obmat[3][3];
float dmat[3][3]; /* delta rotation */
float dmat_inv[3][3];
mul_m3_m3m3(totmat, mat, td->mtx);
mul_m3_m3m3(smat, td->smtx, mat);
/* logic from BKE_object_rot_to_mat3 */
if (use_drot) {
if (td->ext->rotOrder > 0) {
eulO_to_mat3(dmat, td->ext->drot, td->ext->rotOrder);
}
else if (td->ext->rotOrder == ROT_MODE_AXISANGLE) {
#if 0
axis_angle_to_mat3(dmat, td->ext->drotAxis, td->ext->drotAngle);
#else
unit_m3(dmat);
#endif
}
else {
float tquat[4];
normalize_qt_qt(tquat, td->ext->dquat);
quat_to_mat3(dmat, tquat);
}
invert_m3_m3(dmat_inv, dmat);
}
if (td->ext->rotOrder == ROT_MODE_QUAT) {
float quat[4];
/* Calculate the total rotation. */
quat_to_mat3(obmat, td->ext->iquat);
if (use_drot) {
mul_m3_m3m3(obmat, dmat, obmat);
}
/* mat = transform, obmat = object rotation */
mul_m3_m3m3(fmat, smat, obmat);
if (use_drot) {
mul_m3_m3m3(fmat, dmat_inv, fmat);
}
mat3_to_quat(quat, fmat);
/* apply */
copy_qt_qt(td->ext->quat, quat);
}
else if (td->ext->rotOrder == ROT_MODE_AXISANGLE) {
float axis[3], angle;
/* Calculate the total rotation. */
axis_angle_to_mat3(obmat, td->ext->irotAxis, td->ext->irotAngle);
if (use_drot) {
mul_m3_m3m3(obmat, dmat, obmat);
}
/* mat = transform, obmat = object rotation */
mul_m3_m3m3(fmat, smat, obmat);
if (use_drot) {
mul_m3_m3m3(fmat, dmat_inv, fmat);
}
mat3_to_axis_angle(axis, &angle, fmat);
/* apply */
copy_v3_v3(td->ext->rotAxis, axis);
*td->ext->rotAngle = angle;
}
else {
float eul[3];
/* Calculate the total rotation. */
eulO_to_mat3(obmat, td->ext->irot, td->ext->rotOrder);
if (use_drot) {
mul_m3_m3m3(obmat, dmat, obmat);
}
/* mat = transform, obmat = object rotation */
mul_m3_m3m3(fmat, smat, obmat);
if (use_drot) {
mul_m3_m3m3(fmat, dmat_inv, fmat);
}
mat3_to_compatible_eulO(eul, td->ext->rot, td->ext->rotOrder, fmat);
/* apply */
copy_v3_v3(td->ext->rot, eul);
}
}
Object *transform_object_deform_pose_armature_get(const TransInfo *t, Object *ob)
{
if (!(ob->mode & OB_MODE_ALL_WEIGHT_PAINT)) {
return NULL;
}
/* Important that ob_armature can be set even when its not selected T23412.
* Lines below just check is also visible. */
Object *ob_armature = BKE_modifiers_is_deformed_by_armature(ob);
if (ob_armature && ob_armature->mode & OB_MODE_POSE) {
Base *base_arm = BKE_view_layer_base_find(t->view_layer, ob_armature);
if (base_arm) {
View3D *v3d = t->view;
if (BASE_VISIBLE(v3d, base_arm)) {
return ob_armature;
}
}
}
return NULL;
}
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