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path: root/source/blender/modifiers/intern/MOD_collision.c
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Diffstat (limited to 'source/blender/modifiers/intern/MOD_collision.c')
-rw-r--r--source/blender/modifiers/intern/MOD_collision.c408
1 files changed, 201 insertions, 207 deletions
diff --git a/source/blender/modifiers/intern/MOD_collision.c b/source/blender/modifiers/intern/MOD_collision.c
index 2e56da6f100..59f4a1a93b6 100644
--- a/source/blender/modifiers/intern/MOD_collision.c
+++ b/source/blender/modifiers/intern/MOD_collision.c
@@ -47,229 +47,223 @@
static void initData(ModifierData *md)
{
- CollisionModifierData *collmd = (CollisionModifierData *) md;
-
- collmd->x = NULL;
- collmd->xnew = NULL;
- collmd->current_x = NULL;
- collmd->current_xnew = NULL;
- collmd->current_v = NULL;
- collmd->time_x = collmd->time_xnew = -1000;
- collmd->mvert_num = 0;
- collmd->tri_num = 0;
- collmd->is_static = false;
- collmd->bvhtree = NULL;
+ CollisionModifierData *collmd = (CollisionModifierData *)md;
+
+ collmd->x = NULL;
+ collmd->xnew = NULL;
+ collmd->current_x = NULL;
+ collmd->current_xnew = NULL;
+ collmd->current_v = NULL;
+ collmd->time_x = collmd->time_xnew = -1000;
+ collmd->mvert_num = 0;
+ collmd->tri_num = 0;
+ collmd->is_static = false;
+ collmd->bvhtree = NULL;
}
static void freeData(ModifierData *md)
{
- CollisionModifierData *collmd = (CollisionModifierData *) md;
-
- if (collmd) { /* Seriously? */
- if (collmd->bvhtree) {
- BLI_bvhtree_free(collmd->bvhtree);
- collmd->bvhtree = NULL;
- }
-
- MEM_SAFE_FREE(collmd->x);
- MEM_SAFE_FREE(collmd->xnew);
- MEM_SAFE_FREE(collmd->current_x);
- MEM_SAFE_FREE(collmd->current_xnew);
- MEM_SAFE_FREE(collmd->current_v);
-
- MEM_SAFE_FREE(collmd->tri);
-
- collmd->time_x = collmd->time_xnew = -1000;
- collmd->mvert_num = 0;
- collmd->tri_num = 0;
- collmd->is_static = false;
- }
+ CollisionModifierData *collmd = (CollisionModifierData *)md;
+
+ if (collmd) { /* Seriously? */
+ if (collmd->bvhtree) {
+ BLI_bvhtree_free(collmd->bvhtree);
+ collmd->bvhtree = NULL;
+ }
+
+ MEM_SAFE_FREE(collmd->x);
+ MEM_SAFE_FREE(collmd->xnew);
+ MEM_SAFE_FREE(collmd->current_x);
+ MEM_SAFE_FREE(collmd->current_xnew);
+ MEM_SAFE_FREE(collmd->current_v);
+
+ MEM_SAFE_FREE(collmd->tri);
+
+ collmd->time_x = collmd->time_xnew = -1000;
+ collmd->mvert_num = 0;
+ collmd->tri_num = 0;
+ collmd->is_static = false;
+ }
}
static bool dependsOnTime(ModifierData *UNUSED(md))
{
- return true;
+ return true;
}
-static void deformVerts(
- ModifierData *md, const ModifierEvalContext *ctx,
- Mesh *mesh,
- float (*vertexCos)[3],
- int numVerts)
+static void deformVerts(ModifierData *md,
+ const ModifierEvalContext *ctx,
+ Mesh *mesh,
+ float (*vertexCos)[3],
+ int numVerts)
{
- CollisionModifierData *collmd = (CollisionModifierData *) md;
- Mesh *mesh_src;
- MVert *tempVert = NULL;
- Object *ob = ctx->object;
-
- if (mesh == NULL) {
- mesh_src = MOD_deform_mesh_eval_get(ob, NULL, NULL, NULL, numVerts, false, false);
- }
- else {
- /* Not possible to use get_mesh() in this case as we'll modify its vertices
- * and get_mesh() would return 'mesh' directly. */
- BKE_id_copy_ex(NULL, (ID *)mesh, (ID **)&mesh_src, LIB_ID_COPY_LOCALIZE);
- }
-
- if (!ob->pd) {
- printf("CollisionModifier deformVerts: Should not happen!\n");
- return;
- }
-
- if (mesh_src) {
- float current_time = 0;
- unsigned int mvert_num = 0;
-
- BKE_mesh_apply_vert_coords(mesh_src, vertexCos);
- BKE_mesh_calc_normals(mesh_src);
-
- current_time = DEG_get_ctime(ctx->depsgraph);
-
- if (G.debug & G_DEBUG_SIMDATA) {
- printf("current_time %f, collmd->time_xnew %f\n", current_time, collmd->time_xnew);
- }
-
- mvert_num = mesh_src->totvert;
-
- if (current_time < collmd->time_xnew) {
- freeData((ModifierData *)collmd);
- }
- else if (current_time == collmd->time_xnew) {
- if (mvert_num != collmd->mvert_num) {
- freeData((ModifierData *)collmd);
- }
- }
-
- /* check if mesh has changed */
- if (collmd->x && (mvert_num != collmd->mvert_num))
- freeData((ModifierData *)collmd);
-
- if (collmd->time_xnew == -1000) { /* first time */
-
- collmd->x = MEM_dupallocN(mesh_src->mvert); /* frame start position */
-
- for (uint i = 0; i < mvert_num; i++) {
- /* we save global positions */
- mul_m4_v3(ob->obmat, collmd->x[i].co);
- }
-
- collmd->xnew = MEM_dupallocN(collmd->x); // frame end position
- collmd->current_x = MEM_dupallocN(collmd->x); // inter-frame
- collmd->current_xnew = MEM_dupallocN(collmd->x); // inter-frame
- collmd->current_v = MEM_dupallocN(collmd->x); // inter-frame
-
- collmd->mvert_num = mvert_num;
-
- {
- const MLoop *mloop = mesh_src->mloop;
- const MLoopTri *looptri = BKE_mesh_runtime_looptri_ensure(mesh_src);
- collmd->tri_num = BKE_mesh_runtime_looptri_len(mesh_src);
- MVertTri *tri = MEM_mallocN(sizeof(*tri) * collmd->tri_num, __func__);
- BKE_mesh_runtime_verttri_from_looptri(tri, mloop, looptri, collmd->tri_num);
- collmd->tri = tri;
- }
-
- /* create bounding box hierarchy */
- collmd->bvhtree = bvhtree_build_from_mvert(
- collmd->x,
- collmd->tri, collmd->tri_num,
- ob->pd->pdef_sboft);
-
- collmd->time_x = collmd->time_xnew = current_time;
- collmd->is_static = true;
- }
- else if (mvert_num == collmd->mvert_num) {
- /* put positions to old positions */
- tempVert = collmd->x;
- collmd->x = collmd->xnew;
- collmd->xnew = tempVert;
- collmd->time_x = collmd->time_xnew;
-
- memcpy(collmd->xnew, mesh_src->mvert, mvert_num * sizeof(MVert));
-
- bool is_static = true;
-
- for (uint i = 0; i < mvert_num; i++) {
- /* we save global positions */
- mul_m4_v3(ob->obmat, collmd->xnew[i].co);
-
- /* detect motion */
- is_static = is_static && equals_v3v3(collmd->x[i].co, collmd->xnew[i].co);
- }
-
- memcpy(collmd->current_xnew, collmd->x, mvert_num * sizeof(MVert));
- memcpy(collmd->current_x, collmd->x, mvert_num * sizeof(MVert));
-
- /* check if GUI setting has changed for bvh */
- if (collmd->bvhtree) {
- if (ob->pd->pdef_sboft != BLI_bvhtree_get_epsilon(collmd->bvhtree)) {
- BLI_bvhtree_free(collmd->bvhtree);
- collmd->bvhtree = bvhtree_build_from_mvert(
- collmd->current_x,
- collmd->tri, collmd->tri_num,
- ob->pd->pdef_sboft);
- }
- }
-
- /* happens on file load (ONLY when i decomment changes in readfile.c) */
- if (!collmd->bvhtree) {
- collmd->bvhtree = bvhtree_build_from_mvert(
- collmd->current_x,
- collmd->tri, collmd->tri_num,
- ob->pd->pdef_sboft);
- }
- else if (!collmd->is_static || !is_static) {
- /* recalc static bounding boxes */
- bvhtree_update_from_mvert(
- collmd->bvhtree,
- collmd->current_x, collmd->current_xnew,
- collmd->tri, collmd->tri_num,
- true);
- }
-
- collmd->is_static = is_static;
- collmd->time_xnew = current_time;
- }
- else if (mvert_num != collmd->mvert_num) {
- freeData((ModifierData *)collmd);
- }
- }
-
- if (mesh_src != mesh) {
- BKE_id_free(NULL, mesh_src);
- }
+ CollisionModifierData *collmd = (CollisionModifierData *)md;
+ Mesh *mesh_src;
+ MVert *tempVert = NULL;
+ Object *ob = ctx->object;
+
+ if (mesh == NULL) {
+ mesh_src = MOD_deform_mesh_eval_get(ob, NULL, NULL, NULL, numVerts, false, false);
+ }
+ else {
+ /* Not possible to use get_mesh() in this case as we'll modify its vertices
+ * and get_mesh() would return 'mesh' directly. */
+ BKE_id_copy_ex(NULL, (ID *)mesh, (ID **)&mesh_src, LIB_ID_COPY_LOCALIZE);
+ }
+
+ if (!ob->pd) {
+ printf("CollisionModifier deformVerts: Should not happen!\n");
+ return;
+ }
+
+ if (mesh_src) {
+ float current_time = 0;
+ unsigned int mvert_num = 0;
+
+ BKE_mesh_apply_vert_coords(mesh_src, vertexCos);
+ BKE_mesh_calc_normals(mesh_src);
+
+ current_time = DEG_get_ctime(ctx->depsgraph);
+
+ if (G.debug & G_DEBUG_SIMDATA) {
+ printf("current_time %f, collmd->time_xnew %f\n", current_time, collmd->time_xnew);
+ }
+
+ mvert_num = mesh_src->totvert;
+
+ if (current_time < collmd->time_xnew) {
+ freeData((ModifierData *)collmd);
+ }
+ else if (current_time == collmd->time_xnew) {
+ if (mvert_num != collmd->mvert_num) {
+ freeData((ModifierData *)collmd);
+ }
+ }
+
+ /* check if mesh has changed */
+ if (collmd->x && (mvert_num != collmd->mvert_num))
+ freeData((ModifierData *)collmd);
+
+ if (collmd->time_xnew == -1000) { /* first time */
+
+ collmd->x = MEM_dupallocN(mesh_src->mvert); /* frame start position */
+
+ for (uint i = 0; i < mvert_num; i++) {
+ /* we save global positions */
+ mul_m4_v3(ob->obmat, collmd->x[i].co);
+ }
+
+ collmd->xnew = MEM_dupallocN(collmd->x); // frame end position
+ collmd->current_x = MEM_dupallocN(collmd->x); // inter-frame
+ collmd->current_xnew = MEM_dupallocN(collmd->x); // inter-frame
+ collmd->current_v = MEM_dupallocN(collmd->x); // inter-frame
+
+ collmd->mvert_num = mvert_num;
+
+ {
+ const MLoop *mloop = mesh_src->mloop;
+ const MLoopTri *looptri = BKE_mesh_runtime_looptri_ensure(mesh_src);
+ collmd->tri_num = BKE_mesh_runtime_looptri_len(mesh_src);
+ MVertTri *tri = MEM_mallocN(sizeof(*tri) * collmd->tri_num, __func__);
+ BKE_mesh_runtime_verttri_from_looptri(tri, mloop, looptri, collmd->tri_num);
+ collmd->tri = tri;
+ }
+
+ /* create bounding box hierarchy */
+ collmd->bvhtree = bvhtree_build_from_mvert(
+ collmd->x, collmd->tri, collmd->tri_num, ob->pd->pdef_sboft);
+
+ collmd->time_x = collmd->time_xnew = current_time;
+ collmd->is_static = true;
+ }
+ else if (mvert_num == collmd->mvert_num) {
+ /* put positions to old positions */
+ tempVert = collmd->x;
+ collmd->x = collmd->xnew;
+ collmd->xnew = tempVert;
+ collmd->time_x = collmd->time_xnew;
+
+ memcpy(collmd->xnew, mesh_src->mvert, mvert_num * sizeof(MVert));
+
+ bool is_static = true;
+
+ for (uint i = 0; i < mvert_num; i++) {
+ /* we save global positions */
+ mul_m4_v3(ob->obmat, collmd->xnew[i].co);
+
+ /* detect motion */
+ is_static = is_static && equals_v3v3(collmd->x[i].co, collmd->xnew[i].co);
+ }
+
+ memcpy(collmd->current_xnew, collmd->x, mvert_num * sizeof(MVert));
+ memcpy(collmd->current_x, collmd->x, mvert_num * sizeof(MVert));
+
+ /* check if GUI setting has changed for bvh */
+ if (collmd->bvhtree) {
+ if (ob->pd->pdef_sboft != BLI_bvhtree_get_epsilon(collmd->bvhtree)) {
+ BLI_bvhtree_free(collmd->bvhtree);
+ collmd->bvhtree = bvhtree_build_from_mvert(
+ collmd->current_x, collmd->tri, collmd->tri_num, ob->pd->pdef_sboft);
+ }
+ }
+
+ /* happens on file load (ONLY when i decomment changes in readfile.c) */
+ if (!collmd->bvhtree) {
+ collmd->bvhtree = bvhtree_build_from_mvert(
+ collmd->current_x, collmd->tri, collmd->tri_num, ob->pd->pdef_sboft);
+ }
+ else if (!collmd->is_static || !is_static) {
+ /* recalc static bounding boxes */
+ bvhtree_update_from_mvert(collmd->bvhtree,
+ collmd->current_x,
+ collmd->current_xnew,
+ collmd->tri,
+ collmd->tri_num,
+ true);
+ }
+
+ collmd->is_static = is_static;
+ collmd->time_xnew = current_time;
+ }
+ else if (mvert_num != collmd->mvert_num) {
+ freeData((ModifierData *)collmd);
+ }
+ }
+
+ if (mesh_src != mesh) {
+ BKE_id_free(NULL, mesh_src);
+ }
}
static void updateDepsgraph(ModifierData *UNUSED(md), const ModifierUpdateDepsgraphContext *ctx)
{
- DEG_add_modifier_to_transform_relation(ctx->node, "Collision Modifier");
+ DEG_add_modifier_to_transform_relation(ctx->node, "Collision Modifier");
}
ModifierTypeInfo modifierType_Collision = {
- /* name */ "Collision",
- /* structName */ "CollisionModifierData",
- /* structSize */ sizeof(CollisionModifierData),
- /* type */ eModifierTypeType_OnlyDeform,
- /* flags */ eModifierTypeFlag_AcceptsMesh |
- eModifierTypeFlag_Single,
-
- /* copyData */ NULL,
-
- /* deformVerts */ deformVerts,
- /* deformMatrices */ NULL,
- /* deformVertsEM */ NULL,
- /* deformMatricesEM */ NULL,
- /* applyModifier */ NULL,
-
- /* initData */ initData,
- /* requiredDataMask */ NULL,
- /* freeData */ freeData,
- /* isDisabled */ NULL,
- /* updateDepsgraph */ updateDepsgraph,
- /* dependsOnTime */ dependsOnTime,
- /* dependsOnNormals */ NULL,
- /* foreachObjectLink */ NULL,
- /* foreachIDLink */ NULL,
- /* foreachTexLink */ NULL,
- /* freeRuntimeData */ NULL,
+ /* name */ "Collision",
+ /* structName */ "CollisionModifierData",
+ /* structSize */ sizeof(CollisionModifierData),
+ /* type */ eModifierTypeType_OnlyDeform,
+ /* flags */ eModifierTypeFlag_AcceptsMesh | eModifierTypeFlag_Single,
+
+ /* copyData */ NULL,
+
+ /* deformVerts */ deformVerts,
+ /* deformMatrices */ NULL,
+ /* deformVertsEM */ NULL,
+ /* deformMatricesEM */ NULL,
+ /* applyModifier */ NULL,
+
+ /* initData */ initData,
+ /* requiredDataMask */ NULL,
+ /* freeData */ freeData,
+ /* isDisabled */ NULL,
+ /* updateDepsgraph */ updateDepsgraph,
+ /* dependsOnTime */ dependsOnTime,
+ /* dependsOnNormals */ NULL,
+ /* foreachObjectLink */ NULL,
+ /* foreachIDLink */ NULL,
+ /* foreachTexLink */ NULL,
+ /* freeRuntimeData */ NULL,
};
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-10 20:52:37 +0300