Commit: 4e95617769c4c951a0f921feb30bc4312f86ce58
Author: Lukas Tönne
Date: Tue Jul 5 09:41:42 2016 +0200
Branches: strand_editmode
https://developer.blender.org/rB4e95617769c4c951a0f921feb30bc4312f86ce58
Merge branch 'master' into strand_editmode
===================================================================
===================================================================
diff --cc source/blender/blenkernel/intern/editstrands.c
index a2ae106,0000000..23b17c7
mode 100644,000000..100644
--- a/source/blender/blenkernel/intern/editstrands.c
+++ b/source/blender/blenkernel/intern/editstrands.c
@@@ -1,262 -1,0 +1,264 @@@
+/*
+ * ***** 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.
+ *
+ * The Original Code is Copyright (C) Blender Foundation
+ * All rights reserved.
+ *
+ * The Original Code is: all of this file.
+ *
+ * Contributor(s): Lukas Toenne
+ *
+ * ***** END GPL LICENSE BLOCK *****
+ */
+
+/** \file blender/blenkernel/intern/editstrands.c
+ * \ingroup bke
+ */
+
+#include "MEM_guardedalloc.h"
+
+#include "BLI_listbase.h"
+#include "BLI_math.h"
+#include "BLI_mempool.h"
+
+#include "DNA_customdata_types.h"
+#include "DNA_key_types.h"
+#include "DNA_mesh_types.h"
+#include "DNA_modifier_types.h"
+#include "DNA_object_types.h"
+#include "DNA_particle_types.h"
+
+#include "BKE_bvhutils.h"
+#include "BKE_customdata.h"
+#include "BKE_cdderivedmesh.h"
+#include "BKE_DerivedMesh.h"
+#include "BKE_editstrands.h"
+#include "BKE_effect.h"
+#include "BKE_mesh_sample.h"
+#include "BKE_object.h"
+#include "BKE_particle.h"
+
+#include "BPH_strands.h"
+
+#include "intern/bmesh_mesh_conv.h"
+#include "intern/bmesh_strands_conv.h"
+
+BMEditStrands *BKE_editstrands_create(BMesh *bm, DerivedMesh *root_dm)
+{
+ BMEditStrands *es = MEM_callocN(sizeof(BMEditStrands), __func__);
+
+ es->base.bm = bm;
+ es->root_dm = CDDM_copy(root_dm);
+
+ return es;
+}
+
+BMEditStrands *BKE_editstrands_copy(BMEditStrands *es)
+{
+ BMEditStrands *es_copy = MEM_callocN(sizeof(BMEditStrands), __func__);
+ *es_copy = *es;
+
+ es_copy->base.bm = BM_mesh_copy(es->base.bm);
+ es_copy->root_dm = CDDM_copy(es->root_dm);
+
+ return es_copy;
+}
+
+/**
+ * \brief Return the BMEditStrands for a given object
+ */
+BMEditStrands *BKE_editstrands_from_object(Object *ob)
+{
+ if (ob->type == OB_MESH) {
+ Mesh *me = ob->data;
+ if (me->edit_strands)
+ return me->edit_strands;
+ }
+
+ {
+ ParticleSystem *psys = psys_get_current(ob);
+ if (psys && psys->hairedit)
+ return psys->hairedit;
+ }
+
+ return NULL;
+}
+
+void BKE_editstrands_update_linked_customdata(BMEditStrands *es)
+{
+ BMesh *bm = es->base.bm;
+
+ /* this is done for BMEditMesh, but should never exist for strands */
+ BLI_assert(!CustomData_has_layer(&bm->pdata, CD_MTEXPOLY));
+}
+
+/*does not free the BMEditStrands struct itself*/
+void BKE_editstrands_free(BMEditStrands *es)
+{
+ if (es->base.bm)
+ BM_mesh_free(es->base.bm);
+ if (es->root_dm)
+ es->root_dm->release(es->root_dm);
+}
+
+/* === constraints === */
+
+BMEditStrandsLocations BKE_editstrands_get_locations(BMEditStrands *edit)
+{
+ BMesh *bm = edit->base.bm;
+ BMEditStrandsLocations locs = MEM_mallocN(3*sizeof(float) *
bm->totvert, "editstrands locations");
+
+ BMVert *v;
+ BMIter iter;
+ int i;
+
+ BM_ITER_MESH_INDEX(v, &iter, bm, BM_VERTS_OF_MESH, i) {
+ copy_v3_v3(locs[i], v->co);
+ }
+
+ return locs;
+}
+
+void BKE_editstrands_free_locations(BMEditStrandsLocations locs)
+{
+ MEM_freeN(locs);
+}
+
+void BKE_editstrands_solve_constraints(Object *ob, BMEditStrands *es,
BMEditStrandsLocations orig)
+{
+ BKE_editstrands_ensure(es);
+
+ BPH_strands_solve_constraints(ob, es, orig);
+}
+
+static void editstrands_calc_segment_lengths(BMesh *bm)
+{
+ BMVert *root, *v, *vprev;
+ BMIter iter, iter_strand;
+ int k;
+
+ BM_ITER_STRANDS(root, &iter, bm, BM_STRANDS_OF_MESH) {
+ BM_ITER_STRANDS_ELEM_INDEX(v, &iter_strand, root,
BM_VERTS_OF_STRAND, k) {
+ if (k > 0) {
+ float length = len_v3v3(v->co, vprev->co);
+ BM_elem_float_data_named_set(&bm->vdata, v,
CD_PROP_FLT, CD_HAIR_SEGMENT_LENGTH, length);
+ }
+ vprev = v;
+ }
+ }
+}
+
+void BKE_editstrands_ensure(BMEditStrands *es)
+{
+ BM_strands_cd_flag_ensure(es->base.bm, 0);
+
+ if (es->flag & BM_STRANDS_DIRTY_SEGLEN) {
+ editstrands_calc_segment_lengths(es->base.bm);
+
+ es->flag &= ~BM_STRANDS_DIRTY_SEGLEN;
+ }
+}
+
+
+/* === particle conversion === */
+
+BMesh *BKE_editstrands_particles_to_bmesh(Object *ob, ParticleSystem *psys)
+{
+ ParticleSystemModifierData *psmd = psys_get_modifier(ob, psys);
+
+ const BMAllocTemplate allocsize = BMALLOC_TEMPLATE_FROM_PSYS(psys);
+ BMesh *bm;
+
- bm = BM_mesh_create(&allocsize);
++ bm = BM_mesh_create(&allocsize,
++ &((struct BMeshCreateParams){.use_toolflags =
false,}));
+
+ if (psmd && psmd->dm_final) {
+ DM_ensure_tessface(psmd->dm_final);
+
+ BM_strands_bm_from_psys(bm, ob, psys, psmd->dm_final, true,
/*psys->shapenr*/ -1);
+
+ editstrands_calc_segment_lengths(bm);
+ }
+
+ return bm;
+}
+
+void BKE_editstrands_particles_from_bmesh(Object *ob, ParticleSystem *psys)
+{
+ ParticleSystemModifierData *psmd = psys_get_modifier(ob, psys);
+ BMesh *bm = psys->hairedit ? psys->hairedit->base.bm : NULL;
+
+ if (bm) {
+ if (psmd && psmd->dm_final) {
+ BVHTreeFromMesh bvhtree = {NULL};
+
+ DM_ensure_tessface(psmd->dm_final);
+
+ bvhtree_from_mesh_faces(&bvhtree, psmd->dm_final, 0.0,
2, 6);
+
+ BM_strands_bm_to_psys(bm, ob, psys, psmd->dm_final,
&bvhtree);
+
+ free_bvhtree_from_mesh(&bvhtree);
+ }
+ }
+}
+
+
+/* === mesh conversion === */
+
+BMesh *BKE_editstrands_mesh_to_bmesh(Object *ob, Mesh *me)
+{
+ const BMAllocTemplate allocsize = BMALLOC_TEMPLATE_FROM_ME(me);
+ BMesh *bm;
+ struct BMeshFromMeshParams params = {0};
+
- bm = BM_mesh_create(&allocsize);
++ bm = BM_mesh_create(&allocsize,
++ &((struct BMeshCreateParams){.use_toolflags =
false,}));
+
+ params.use_shapekey = true;
+ params.active_shapekey = ob->shapenr;
+ BM_mesh_bm_from_me(bm, me, ¶ms);
+ BM_strands_cd_flag_ensure(bm, 0);
+
+ editstrands_calc_segment_lengths(bm);
+
+ return bm;
+}
+
+void BKE_editstrands_mesh_from_bmesh(Object *ob)
+{
+ Mesh *me = ob->data;
+ BMesh *bm = me->edit_strands->base.bm;
+ struct BMeshToMeshParams params = {0};
+
+ /* Workaround for T42360, 'ob->shapenr' should be 1 in this case.
+ * however this isn't synchronized between objects at the moment. */
+ if (UNLIKELY((ob->shapenr == 0) && (me->key &&
!BLI_listbase_is_empty(&me->key->block)))) {
+ bm->shapenr = 1;
+ }
+
+ BM_mesh_bm_to_me(bm, me, ¶ms);
+
+#ifdef USE_TESSFACE_DEFAULT
+ BKE_mesh_tessface_calc(me);
+#endif
+
+ /* free derived mesh. usually this would happen through depsgraph but
there
+ * are exceptions like file save that will not cause this, and we want
to
+ * avoid ending up with an invalid derived mesh then */
+ BKE_object_free_derived_caches(ob);
+}
diff --cc source/blender/editors/hair/hair_undo.c
index 511bd8e,0000000..cb5ae43
mode 100644,000000..100644
--- a/source/blender/editors/hair/hair_undo.c
+++ b/source/blender/editors/hair/hair_undo.c
@@@ -1,194 -1,0 +1,195 @@@
+/*
+ * ***** 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.
+ *
+ * The Original Code is Copyright (C) Blender Foundation
+ * All rights reserved.
+ *
+ * The Original Code is: all of this file.
+ *
+ * Contributor(s): Lukas Toenne
+ *
+ * ***** END GPL LICENSE BLOCK *****
+ */
+
+/** \file blender/editors/hair/hair_undo.c
+ * \ingroup edhair
+ */
+
+#include <stdlib.h>
+
+#include "MEM_guardedalloc.h"
+
+#include "BLI_utildefines.h"
+
+#include "DNA_mesh_types.h"
+#include "DNA_meshdata_types.h"
+#include "DNA_object_types.h"
+#include "DNA_scene_types.h"
+#include "DNA_view3d_types.h"
+
+#include "BKE_context.h"
+#include "BKE_DerivedMesh.h"
+#include "BKE_editstrands.h"
+#include "BKE_key.h"
+#include "BKE_mesh.h"
+#include "BKE_mesh_sample.h"
+
+#include "ED_physics.h"
+#include "ED_util.h"
+
+#include "bmesh.h"
+
+#include "hair_intern.h"
+
+static void *strands_get_edit(bContext *C)
+{
+ Object *obact = CTX_data_active_object(C);
+ const int mode_flag = OB_MODE_HAIR_EDIT;
+ const bool is_mode_set = ((obact->mode & mode_flag) != 0);
+
+ if (obact && is_mode_set) {
+ BMEditStrands *edit = BKE_editstrands_from_object(obact);
+ return edit;
+ }
+ return NULL;
+}
+
+typedef struct UndoStrands {
+ Mesh me; /* Mesh supports all the customdata we need, easiest way to
implement undo storage */
+ int selectmode;
+
+ /** \note
+ * this isn't a prefect solution, if you edit keys and change shapes
this works well (fixing [#32442]),
+ * but editing shape keys, going into object mode, removing or changing
their order,
+ * then go back into editmode and undo will give issues - where the old
index will be out of sync
+ * with the new object index.
+ *
+ * There are a few wa
@@ Diff output truncated at 10240 characters. @@
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