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path: root/source/blender/blenkernel/intern/object_dupli.c
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Diffstat (limited to 'source/blender/blenkernel/intern/object_dupli.c')
-rw-r--r--source/blender/blenkernel/intern/object_dupli.c332
1 files changed, 2 insertions, 330 deletions
diff --git a/source/blender/blenkernel/intern/object_dupli.c b/source/blender/blenkernel/intern/object_dupli.c
index 14cc5ec0849..3ec174146b1 100644
--- a/source/blender/blenkernel/intern/object_dupli.c
+++ b/source/blender/blenkernel/intern/object_dupli.c
@@ -44,6 +44,7 @@
#include "DNA_anim_types.h"
#include "DNA_group_types.h"
#include "DNA_mesh_types.h"
+#include "DNA_object_types.h"
#include "DNA_scene_types.h"
#include "DNA_vfont_types.h"
@@ -57,7 +58,6 @@
#include "BKE_main.h"
#include "BKE_mesh.h"
#include "BKE_object.h"
-#include "BKE_particle.h"
#include "BKE_scene.h"
#include "BKE_editmesh.h"
#include "BKE_anim.h"
@@ -825,327 +825,6 @@ const DupliGenerator gen_dupli_faces = {
make_duplis_faces /* make_duplis */
};
-/* OB_DUPLIPARTS */
-static void make_duplis_particle_system(const DupliContext *ctx, ParticleSystem *psys)
-{
- Scene *scene = ctx->scene;
- Object *par = ctx->object;
- bool for_render = ctx->eval_ctx->mode == DAG_EVAL_RENDER;
- bool use_texcoords = ELEM(ctx->eval_ctx->mode, DAG_EVAL_RENDER, DAG_EVAL_PREVIEW);
-
- GroupObject *go;
- Object *ob = NULL, **oblist = NULL, obcopy, *obcopylist = NULL;
- DupliObject *dob;
- ParticleDupliWeight *dw;
- ParticleSettings *part;
- ParticleData *pa;
- ChildParticle *cpa = NULL;
- ParticleKey state;
- ParticleCacheKey *cache;
- float ctime, pa_time, scale = 1.0f;
- float tmat[4][4], mat[4][4], pamat[4][4], vec[3], size = 0.0;
- float (*obmat)[4];
- int a, b, hair = 0;
- int totpart, totchild, totgroup = 0 /*, pa_num */;
- const bool dupli_type_hack = !BKE_scene_use_new_shading_nodes(scene);
-
- int no_draw_flag = PARS_UNEXIST;
-
- if (psys == NULL) return;
-
- part = psys->part;
-
- if (part == NULL)
- return;
-
- if (!psys_check_enabled(par, psys, (ctx->eval_ctx->mode == DAG_EVAL_RENDER)))
- return;
-
- if (!for_render)
- no_draw_flag |= PARS_NO_DISP;
-
- ctime = BKE_scene_frame_get(scene); /* NOTE: in old animsys, used parent object's timeoffset... */
-
- totpart = psys->totpart;
- totchild = psys->totchild;
-
- BLI_srandom((unsigned int)(31415926 + psys->seed));
-
- if ((psys->renderdata || part->draw_as == PART_DRAW_REND) && ELEM(part->ren_as, PART_DRAW_OB, PART_DRAW_GR)) {
- ParticleSimulationData sim = {NULL};
- sim.scene = scene;
- sim.ob = par;
- sim.psys = psys;
- sim.psmd = psys_get_modifier(par, psys);
- /* make sure emitter imat is in global coordinates instead of render view coordinates */
- invert_m4_m4(par->imat, par->obmat);
-
- /* first check for loops (particle system object used as dupli object) */
- if (part->ren_as == PART_DRAW_OB) {
- if (ELEM(part->dup_ob, NULL, par))
- return;
- }
- else { /*PART_DRAW_GR */
- if (part->dup_group == NULL || BLI_listbase_is_empty(&part->dup_group->gobject))
- return;
-
- if (BLI_findptr(&part->dup_group->gobject, par, offsetof(GroupObject, ob))) {
- return;
- }
- }
-
- /* if we have a hair particle system, use the path cache */
- if (part->type == PART_HAIR) {
- if (psys->flag & PSYS_HAIR_DONE)
- hair = (totchild == 0 || psys->childcache) && psys->pathcache;
- if (!hair)
- return;
-
- /* we use cache, update totchild according to cached data */
- totchild = psys->totchildcache;
- totpart = psys->totcached;
- }
-
- psys_check_group_weights(part);
-
- psys->lattice_deform_data = psys_create_lattice_deform_data(&sim);
-
- /* gather list of objects or single object */
- if (part->ren_as == PART_DRAW_GR) {
- if (ctx->do_update) {
- BKE_group_handle_recalc_and_update(ctx->eval_ctx, scene, par, part->dup_group);
- }
-
- if (part->draw & PART_DRAW_COUNT_GR) {
- for (dw = part->dupliweights.first; dw; dw = dw->next)
- totgroup += dw->count;
- }
- else {
- for (go = part->dup_group->gobject.first; go; go = go->next)
- totgroup++;
- }
-
- /* we also copy the actual objects to restore afterwards, since
- * BKE_object_where_is_calc_time will change the object which breaks transform */
- oblist = MEM_callocN((size_t)totgroup * sizeof(Object *), "dupgroup object list");
- obcopylist = MEM_callocN((size_t)totgroup * sizeof(Object), "dupgroup copy list");
-
- if (part->draw & PART_DRAW_COUNT_GR && totgroup) {
- dw = part->dupliweights.first;
-
- for (a = 0; a < totgroup; dw = dw->next) {
- for (b = 0; b < dw->count; b++, a++) {
- oblist[a] = dw->ob;
- obcopylist[a] = *dw->ob;
- }
- }
- }
- else {
- go = part->dup_group->gobject.first;
- for (a = 0; a < totgroup; a++, go = go->next) {
- oblist[a] = go->ob;
- obcopylist[a] = *go->ob;
- }
- }
- }
- else {
- ob = part->dup_ob;
- obcopy = *ob;
- }
-
- if (totchild == 0 || part->draw & PART_DRAW_PARENT)
- a = 0;
- else
- a = totpart;
-
- for (pa = psys->particles; a < totpart + totchild; a++, pa++) {
- if (a < totpart) {
- /* handle parent particle */
- if (pa->flag & no_draw_flag)
- continue;
-
- /* pa_num = pa->num; */ /* UNUSED */
- pa_time = pa->time;
- size = pa->size;
- }
- else {
- /* handle child particle */
- cpa = &psys->child[a - totpart];
-
- /* pa_num = a; */ /* UNUSED */
- pa_time = psys->particles[cpa->parent].time;
- size = psys_get_child_size(psys, cpa, ctime, NULL);
- }
-
- /* some hair paths might be non-existent so they can't be used for duplication */
- if (hair && psys->pathcache &&
- ((a < totpart && psys->pathcache[a]->segments < 0) ||
- (a >= totpart && psys->childcache[a - totpart]->segments < 0)))
- {
- continue;
- }
-
- if (part->ren_as == PART_DRAW_GR) {
- /* prevent divide by zero below [#28336] */
- if (totgroup == 0)
- continue;
-
- /* for groups, pick the object based on settings */
- if (part->draw & PART_DRAW_RAND_GR)
- b = BLI_rand() % totgroup;
- else
- b = a % totgroup;
-
- ob = oblist[b];
- obmat = oblist[b]->obmat;
- }
- else {
- obmat = ob->obmat;
- }
-
- if (hair) {
- /* hair we handle separate and compute transform based on hair keys */
- if (a < totpart) {
- cache = psys->pathcache[a];
- psys_get_dupli_path_transform(&sim, pa, NULL, cache, pamat, &scale);
- }
- else {
- cache = psys->childcache[a - totpart];
- psys_get_dupli_path_transform(&sim, NULL, cpa, cache, pamat, &scale);
- }
-
- copy_v3_v3(pamat[3], cache->co);
- pamat[3][3] = 1.0f;
-
- }
- else {
- /* first key */
- state.time = ctime;
- if (psys_get_particle_state(&sim, a, &state, 0) == 0) {
- continue;
- }
- else {
- float tquat[4];
- normalize_qt_qt(tquat, state.rot);
- quat_to_mat4(pamat, tquat);
- copy_v3_v3(pamat[3], state.co);
- pamat[3][3] = 1.0f;
- }
- }
-
- if (part->ren_as == PART_DRAW_GR && psys->part->draw & PART_DRAW_WHOLE_GR) {
- for (go = part->dup_group->gobject.first, b = 0; go; go = go->next, b++) {
-
- copy_m4_m4(tmat, oblist[b]->obmat);
- /* apply particle scale */
- mul_mat3_m4_fl(tmat, size * scale);
- mul_v3_fl(tmat[3], size * scale);
- /* group dupli offset, should apply after everything else */
- if (!is_zero_v3(part->dup_group->dupli_ofs))
- sub_v3_v3(tmat[3], part->dup_group->dupli_ofs);
- /* individual particle transform */
- mul_m4_m4m4(mat, pamat, tmat);
-
- dob = make_dupli(ctx, go->ob, mat, a, false, false);
- dob->particle_system = psys;
- if (use_texcoords)
- psys_get_dupli_texture(psys, part, sim.psmd, pa, cpa, dob->uv, dob->orco);
- }
- }
- else {
- /* to give ipos in object correct offset */
- BKE_object_where_is_calc_time(scene, ob, ctime - pa_time);
-
- copy_v3_v3(vec, obmat[3]);
- obmat[3][0] = obmat[3][1] = obmat[3][2] = 0.0f;
-
- /* particle rotation uses x-axis as the aligned axis, so pre-rotate the object accordingly */
- if ((part->draw & PART_DRAW_ROTATE_OB) == 0) {
- float xvec[3], q[4], size_mat[4][4], original_size[3];
-
- mat4_to_size(original_size, obmat);
- size_to_mat4(size_mat, original_size);
-
- xvec[0] = -1.f;
- xvec[1] = xvec[2] = 0;
- vec_to_quat(q, xvec, ob->trackflag, ob->upflag);
- quat_to_mat4(obmat, q);
- obmat[3][3] = 1.0f;
-
- /* add scaling if requested */
- if ((part->draw & PART_DRAW_NO_SCALE_OB) == 0)
- mul_m4_m4m4(obmat, obmat, size_mat);
- }
- else if (part->draw & PART_DRAW_NO_SCALE_OB) {
- /* remove scaling */
- float size_mat[4][4], original_size[3];
-
- mat4_to_size(original_size, obmat);
- size_to_mat4(size_mat, original_size);
- invert_m4(size_mat);
-
- mul_m4_m4m4(obmat, obmat, size_mat);
- }
-
- mul_m4_m4m4(tmat, pamat, obmat);
- mul_mat3_m4_fl(tmat, size * scale);
-
- copy_m4_m4(mat, tmat);
-
- if (part->draw & PART_DRAW_GLOBAL_OB)
- add_v3_v3v3(mat[3], mat[3], vec);
-
- dob = make_dupli(ctx, ob, mat, a, false, false);
- dob->particle_system = psys;
- if (use_texcoords)
- psys_get_dupli_texture(psys, part, sim.psmd, pa, cpa, dob->uv, dob->orco);
- /* XXX blender internal needs this to be set to dupligroup to render
- * groups correctly, but we don't want this hack for cycles */
- if (dupli_type_hack && ctx->group)
- dob->type = OB_DUPLIGROUP;
- }
- }
-
- /* restore objects since they were changed in BKE_object_where_is_calc_time */
- if (part->ren_as == PART_DRAW_GR) {
- for (a = 0; a < totgroup; a++)
- *(oblist[a]) = obcopylist[a];
- }
- else
- *ob = obcopy;
- }
-
- /* clean up */
- if (oblist)
- MEM_freeN(oblist);
- if (obcopylist)
- MEM_freeN(obcopylist);
-
- if (psys->lattice_deform_data) {
- end_latt_deform(psys->lattice_deform_data);
- psys->lattice_deform_data = NULL;
- }
-}
-
-static void make_duplis_particles(const DupliContext *ctx)
-{
- ParticleSystem *psys;
- int psysid;
-
- /* particle system take up one level in id, the particles another */
- for (psys = ctx->object->particlesystem.first, psysid = 0; psys; psys = psys->next, psysid++) {
- /* particles create one more level for persistent psys index */
- DupliContext pctx;
- copy_dupli_context(&pctx, ctx, ctx->object, NULL, psysid, false);
- make_duplis_particle_system(&pctx, psys);
- }
-}
-
-const DupliGenerator gen_dupli_particles = {
- OB_DUPLIPARTS, /* type */
- make_duplis_particles /* make_duplis */
-};
-
/* ------------- */
/* select dupli generator from given context */
@@ -1161,10 +840,7 @@ static const DupliGenerator *get_dupli_generator(const DupliContext *ctx)
if (ctx->eval_ctx->mode == DAG_EVAL_RENDER ? (restrictflag & OB_RESTRICT_RENDER) : (restrictflag & OB_RESTRICT_VIEW))
return NULL;
- if (transflag & OB_DUPLIPARTS) {
- return &gen_dupli_particles;
- }
- else if (transflag & OB_DUPLIVERTS) {
+ if (transflag & OB_DUPLIVERTS) {
if (ctx->object->type == OB_MESH) {
return &gen_dupli_verts;
}
@@ -1222,12 +898,8 @@ int count_duplilist(Object *ob)
if (ob->transflag & OB_DUPLIVERTS) {
if (ob->type == OB_MESH) {
if (ob->transflag & OB_DUPLIVERTS) {
- ParticleSystem *psys = ob->particlesystem.first;
int pdup = 0;
- for (; psys; psys = psys->next)
- pdup += psys->totpart;
-
if (pdup == 0) {
Mesh *me = ob->data;
return me->totvert;
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-16 18:19:12 +0300