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blender-archive/source/blender/bmesh/operators/bmo_bevel.c
Howard Trickey 496f6adce2 Better bevel normal hardening when some faces were smooth.
Harden normals causes normal splitting, which will not give the
appearance expected due to autosmooth unless some edges are sharpened,
so this change fixes that. Also bevel tool will turn on autosmooth
if not already on if hardening normals.
2019-01-06 18:12:00 -05:00

83 lines
3.3 KiB
C

/*
* ***** BEGIN GPL LICENSE BLOCK *****
*
* 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.
*
* Contributor(s):
*
* ***** END GPL LICENSE BLOCK *****
*/
/** \file blender/bmesh/operators/bmo_bevel.c
* \ingroup bmesh
*
* Bevel wrapper around #BM_mesh_bevel
*/
#include "BLI_utildefines.h"
#include "bmesh.h"
#include "bmesh_tools.h"
#include "intern/bmesh_operators_private.h" /* own include */
void bmo_bevel_exec(BMesh *bm, BMOperator *op)
{
const float offset = BMO_slot_float_get(op->slots_in, "offset");
const int offset_type = BMO_slot_int_get(op->slots_in, "offset_type");
const int seg = BMO_slot_int_get(op->slots_in, "segments");
const bool vonly = BMO_slot_bool_get(op->slots_in, "vertex_only");
const float profile = BMO_slot_float_get(op->slots_in, "profile");
const bool clamp_overlap = BMO_slot_bool_get(op->slots_in, "clamp_overlap");
const int material = BMO_slot_int_get(op->slots_in, "material");
const bool loop_slide = BMO_slot_bool_get(op->slots_in, "loop_slide");
const bool mark_seam = BMO_slot_bool_get(op->slots_in, "mark_seam");
const bool mark_sharp = BMO_slot_bool_get(op->slots_in, "mark_sharp");
const bool harden_normals = BMO_slot_bool_get(op->slots_in, "harden_normals");
const int face_strength_mode = BMO_slot_int_get(op->slots_in, "face_strength_mode");
const float smoothresh = BMO_slot_float_get(op->slots_in, "smoothresh");
if (offset > 0) {
BMOIter siter;
BMEdge *e;
BMVert *v;
/* first flush 'geom' into flags, this makes it possible to check connected data,
* BM_FACE is cleared so we can put newly created faces into a bmesh slot. */
BM_mesh_elem_hflag_disable_all(bm, BM_VERT | BM_EDGE | BM_FACE, BM_ELEM_TAG, false);
BMO_ITER (v, &siter, op->slots_in, "geom", BM_VERT) {
BM_elem_flag_enable(v, BM_ELEM_TAG);
}
BMO_ITER (e, &siter, op->slots_in, "geom", BM_EDGE) {
if (BM_edge_is_manifold(e)) {
BM_elem_flag_enable(e, BM_ELEM_TAG);
/* in case verts were not also included in the geom */
BM_elem_flag_enable(e->v1, BM_ELEM_TAG);
BM_elem_flag_enable(e->v2, BM_ELEM_TAG);
}
}
BM_mesh_bevel(
bm, offset, offset_type, seg, profile, vonly, false, clamp_overlap, NULL, -1, material,
loop_slide, mark_seam, mark_sharp, harden_normals, face_strength_mode, smoothresh);
BMO_slot_buffer_from_enabled_hflag(bm, op, op->slots_out, "faces.out", BM_FACE, BM_ELEM_TAG);
BMO_slot_buffer_from_enabled_hflag(bm, op, op->slots_out, "edges.out", BM_EDGE, BM_ELEM_TAG);
BMO_slot_buffer_from_enabled_hflag(bm, op, op->slots_out, "verts.out", BM_VERT, BM_ELEM_TAG);
}
}