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path: root/source/blender/render/intern/source/pointdensity.c
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Diffstat (limited to 'source/blender/render/intern/source/pointdensity.c')
-rw-r--r--source/blender/render/intern/source/pointdensity.c268
1 files changed, 6 insertions, 262 deletions
diff --git a/source/blender/render/intern/source/pointdensity.c b/source/blender/render/intern/source/pointdensity.c
index a03ea9cb896..ffb44cf6826 100644
--- a/source/blender/render/intern/source/pointdensity.c
+++ b/source/blender/render/intern/source/pointdensity.c
@@ -45,7 +45,6 @@
#include "DNA_meshdata_types.h"
#include "DNA_object_types.h"
-#include "DNA_particle_types.h"
#include "DNA_texture_types.h"
#include "BKE_deform.h"
@@ -53,7 +52,6 @@
#include "BKE_lattice.h"
#include "BKE_main.h"
#include "BKE_object.h"
-#include "BKE_particle.h"
#include "BKE_scene.h"
#include "BKE_texture.h"
#include "BKE_colortools.h"
@@ -167,149 +165,6 @@ static void alloc_point_data(PointDensity *pd)
}
}
-static void pointdensity_cache_psys(Scene *scene,
- PointDensity *pd,
- Object *ob,
- ParticleSystem *psys,
- float viewmat[4][4],
- float winmat[4][4],
- int winx, int winy,
- const bool use_render_params)
-{
- DerivedMesh *dm;
- ParticleKey state;
- ParticleCacheKey *cache;
- ParticleSimulationData sim = {NULL};
- ParticleData *pa = NULL;
- float cfra = BKE_scene_frame_get(scene);
- int i /*, childexists*/ /* UNUSED */;
- int total_particles;
- int data_used;
- float *data_vel, *data_life;
- float partco[3];
-
- /* init everything */
- if (!psys || !ob || !pd) {
- return;
- }
-
- data_used = point_data_used(pd);
-
- /* Just to create a valid rendering context for particles */
- if (use_render_params) {
- psys_render_set(ob, psys, viewmat, winmat, winx, winy, 0);
- }
-
- if (use_render_params) {
- dm = mesh_create_derived_render(scene,
- ob,
- CD_MASK_BAREMESH | CD_MASK_MTFACE | CD_MASK_MCOL);
- }
- else {
- dm = mesh_get_derived_final(scene,
- ob,
- CD_MASK_BAREMESH | CD_MASK_MTFACE | CD_MASK_MCOL);
- }
-
- if (!psys_check_enabled(ob, psys, use_render_params)) {
- psys_render_restore(ob, psys);
- return;
- }
-
- sim.scene = scene;
- sim.ob = ob;
- sim.psys = psys;
- sim.psmd = psys_get_modifier(ob, psys);
-
- /* in case ob->imat isn't up-to-date */
- invert_m4_m4(ob->imat, ob->obmat);
-
- total_particles = psys->totpart + psys->totchild;
- psys->lattice_deform_data = psys_create_lattice_deform_data(&sim);
-
- pd->point_tree = BLI_bvhtree_new(total_particles, 0.0, 4, 6);
- pd->totpoints = total_particles;
- alloc_point_data(pd);
- point_data_pointers(pd, &data_vel, &data_life, NULL);
-
-#if 0 /* UNUSED */
- if (psys->totchild > 0 && !(psys->part->draw & PART_DRAW_PARENT))
- childexists = 1;
-#endif
-
- for (i = 0, pa = psys->particles; i < total_particles; i++, pa++) {
-
- if (psys->part->type == PART_HAIR) {
- /* hair particles */
- if (i < psys->totpart && psys->pathcache)
- cache = psys->pathcache[i];
- else if (i >= psys->totpart && psys->childcache)
- cache = psys->childcache[i - psys->totpart];
- else
- continue;
-
- cache += cache->segments; /* use endpoint */
-
- copy_v3_v3(state.co, cache->co);
- zero_v3(state.vel);
- state.time = 0.0f;
- }
- else {
- /* emitter particles */
- state.time = cfra;
-
- if (!psys_get_particle_state(&sim, i, &state, 0))
- continue;
-
- if (data_used & POINT_DATA_LIFE) {
- if (i < psys->totpart) {
- state.time = (cfra - pa->time) / pa->lifetime;
- }
- else {
- ChildParticle *cpa = (psys->child + i) - psys->totpart;
- float pa_birthtime, pa_dietime;
-
- state.time = psys_get_child_time(psys, cpa, cfra, &pa_birthtime, &pa_dietime);
- }
- }
- }
-
- copy_v3_v3(partco, state.co);
-
- if (pd->psys_cache_space == TEX_PD_OBJECTSPACE)
- mul_m4_v3(ob->imat, partco);
- else if (pd->psys_cache_space == TEX_PD_OBJECTLOC) {
- sub_v3_v3(partco, ob->loc);
- }
- else {
- /* TEX_PD_WORLDSPACE */
- }
-
- BLI_bvhtree_insert(pd->point_tree, i, partco, 1);
-
- if (data_vel) {
- data_vel[i*3 + 0] = state.vel[0];
- data_vel[i*3 + 1] = state.vel[1];
- data_vel[i*3 + 2] = state.vel[2];
- }
- if (data_life) {
- data_life[i] = state.time;
- }
- }
-
- BLI_bvhtree_balance(pd->point_tree);
- dm->release(dm);
-
- if (psys->lattice_deform_data) {
- end_latt_deform(psys->lattice_deform_data);
- psys->lattice_deform_data = NULL;
- }
-
- if (use_render_params) {
- psys_render_restore(ob, psys);
- }
-}
-
static void pointdensity_cache_vertex_color(PointDensity *pd, Object *UNUSED(ob), DerivedMesh *dm, float *data_color)
{
@@ -477,9 +332,6 @@ static void pointdensity_cache_object(Scene *scene,
static void cache_pointdensity_ex(Scene *scene,
PointDensity *pd,
- float viewmat[4][4],
- float winmat[4][4],
- int winx, int winy,
const bool use_render_params)
{
if (pd == NULL) {
@@ -491,28 +343,7 @@ static void cache_pointdensity_ex(Scene *scene,
pd->point_tree = NULL;
}
- if (pd->source == TEX_PD_PSYS) {
- Object *ob = pd->object;
- ParticleSystem *psys;
-
- if (!ob || !pd->psys) {
- return;
- }
-
- psys = BLI_findlink(&ob->particlesystem, pd->psys - 1);
- if (!psys) {
- return;
- }
-
- pointdensity_cache_psys(scene,
- pd,
- ob,
- psys,
- viewmat, winmat,
- winx, winy,
- use_render_params);
- }
- else if (pd->source == TEX_PD_OBJECT) {
+ if (pd->source == TEX_PD_OBJECT) {
Object *ob = pd->object;
if (ob && ob->type == OB_MESH)
pointdensity_cache_object(scene, pd, ob, use_render_params);
@@ -521,11 +352,7 @@ static void cache_pointdensity_ex(Scene *scene,
void cache_pointdensity(Render *re, PointDensity *pd)
{
- cache_pointdensity_ex(re->scene,
- pd,
- re->viewmat, re->winmat,
- re->winx, re->winy,
- true);
+ cache_pointdensity_ex(re->scene, pd, true);
}
void free_pointdensity(PointDensity *pd)
@@ -876,83 +703,20 @@ static void sample_dummy_point_density(int resolution, float *values)
memset(values, 0, sizeof(float) * 4 * resolution * resolution * resolution);
}
-static void particle_system_minmax(Scene *scene,
- Object *object,
- ParticleSystem *psys,
- float radius,
- const bool use_render_params,
- float min[3], float max[3])
-{
- const float size[3] = {radius, radius, radius};
- const float cfra = BKE_scene_frame_get(scene);
- ParticleSettings *part = psys->part;
- ParticleSimulationData sim = {NULL};
- ParticleData *pa = NULL;
- int i;
- int total_particles;
- float mat[4][4], imat[4][4];
-
- INIT_MINMAX(min, max);
- if (part->type == PART_HAIR) {
- /* TOOD(sergey): Not supported currently. */
- return;
- }
-
- unit_m4(mat);
- if (use_render_params) {
- psys_render_set(object, psys, mat, mat, 1, 1, 0);
- }
-
- sim.scene = scene;
- sim.ob = object;
- sim.psys = psys;
- sim.psmd = psys_get_modifier(object, psys);
-
- invert_m4_m4(imat, object->obmat);
- total_particles = psys->totpart + psys->totchild;
- psys->lattice_deform_data = psys_create_lattice_deform_data(&sim);
-
- for (i = 0, pa = psys->particles; i < total_particles; i++, pa++) {
- float co_object[3], co_min[3], co_max[3];
- ParticleKey state;
- state.time = cfra;
- if (!psys_get_particle_state(&sim, i, &state, 0)) {
- continue;
- }
- mul_v3_m4v3(co_object, imat, state.co);
- sub_v3_v3v3(co_min, co_object, size);
- add_v3_v3v3(co_max, co_object, size);
- minmax_v3v3_v3(min, max, co_min);
- minmax_v3v3_v3(min, max, co_max);
- }
-
- if (psys->lattice_deform_data) {
- end_latt_deform(psys->lattice_deform_data);
- psys->lattice_deform_data = NULL;
- }
-
- if (use_render_params) {
- psys_render_restore(object, psys);
- }
-}
-
void RE_point_density_cache(
Scene *scene,
PointDensity *pd,
const bool use_render_params)
{
- float mat[4][4];
- /* Same matricies/resolution as dupli_render_particle_set(). */
- unit_m4(mat);
BLI_mutex_lock(&sample_mutex);
- cache_pointdensity_ex(scene, pd, mat, mat, 1, 1, use_render_params);
+ cache_pointdensity_ex(scene, pd, use_render_params);
BLI_mutex_unlock(&sample_mutex);
}
void RE_point_density_minmax(
- struct Scene *scene,
+ struct Scene *UNUSED(scene),
struct PointDensity *pd,
- const bool use_render_params,
+ const bool UNUSED(use_render_params),
float r_min[3], float r_max[3])
{
Object *object = pd->object;
@@ -961,27 +725,7 @@ void RE_point_density_minmax(
zero_v3(r_max);
return;
}
- if (pd->source == TEX_PD_PSYS) {
- ParticleSystem *psys;
- if (pd->psys == 0) {
- zero_v3(r_min);
- zero_v3(r_max);
- return;
- }
- psys = BLI_findlink(&object->particlesystem, pd->psys - 1);
- if (psys == NULL) {
- zero_v3(r_min);
- zero_v3(r_max);
- return;
- }
- particle_system_minmax(scene,
- object,
- psys,
- pd->radius,
- use_render_params,
- r_min, r_max);
- }
- else {
+ if (pd->source == TEX_PD_OBJECT) {
float radius[3] = {pd->radius, pd->radius, pd->radius};
float *loc, *size;
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-21 19:23:09 +0300