diff options
Diffstat (limited to 'source/blender/blenkernel/intern/particle.c')
| -rw-r--r-- | source/blender/blenkernel/intern/particle.c | 176 |
1 files changed, 88 insertions, 88 deletions
diff --git a/source/blender/blenkernel/intern/particle.c b/source/blender/blenkernel/intern/particle.c index 0ae6d2a3f2d..41445492c04 100644 --- a/source/blender/blenkernel/intern/particle.c +++ b/source/blender/blenkernel/intern/particle.c @@ -201,7 +201,7 @@ ParticleSystem *psys_get_current(Object *ob) if (psys->flag & PSYS_CURRENT) return psys; } - + return NULL; } short psys_get_current_num(Object *ob) @@ -214,7 +214,7 @@ short psys_get_current_num(Object *ob) for (psys = ob->particlesystem.first, i = 0; psys; psys = psys->next, i++) if (psys->flag & PSYS_CURRENT) return i; - + return i; } void psys_set_current_num(Object *ob, int index) @@ -426,7 +426,7 @@ int psys_uses_gravity(ParticleSimulationData *sim) static void fluid_free_settings(SPHFluidSettings *fluid) { if (fluid) - MEM_freeN(fluid); + MEM_freeN(fluid); } /** Free (or release) any data used by this particle settings (does not free the partsett itself). */ @@ -435,7 +435,7 @@ void BKE_particlesettings_free(ParticleSettings *part) int a; BKE_animdata_free((ID *)part, false); - + for (a = 0; a < MAX_MTEX; a++) { MEM_SAFE_FREE(part->mtex[a]); } @@ -446,7 +446,7 @@ void BKE_particlesettings_free(ParticleSettings *part) curvemapping_free(part->roughcurve); if (part->twistcurve) curvemapping_free(part->twistcurve); - + free_partdeflect(part->pd); free_partdeflect(part->pd2); @@ -477,7 +477,7 @@ void free_hair(Object *UNUSED(ob), ParticleSystem *psys, int dynamics) psys->pointcache = NULL; modifier_free((ModifierData *)psys->clmd); - + psys->clmd = NULL; psys->pointcache = BKE_ptcache_add(&psys->ptcaches); } @@ -556,10 +556,10 @@ void psys_free_particles(ParticleSystem *psys) MEM_freeN(pa->hair); } } - + if (psys->particles->keys) MEM_freeN(psys->particles->keys); - + if (psys->particles->boid) MEM_freeN(psys->particles->boid); @@ -594,11 +594,11 @@ void psys_free_pdd(ParticleSystem *psys) } /* free everything */ void psys_free(Object *ob, ParticleSystem *psys) -{ +{ if (psys) { int nr = 0; ParticleSystem *tpsys; - + psys_free_path_cache(psys, NULL); free_hair(ob, psys, 1); @@ -613,7 +613,7 @@ void psys_free(Object *ob, ParticleSystem *psys) psys->child = NULL; psys->totchild = 0; } - + /* check if we are last non-visible particle system */ for (tpsys = ob->particlesystem.first; tpsys; tpsys = tpsys->next) { if (tpsys->part) { @@ -631,7 +631,7 @@ void psys_free(Object *ob, ParticleSystem *psys) BKE_ptcache_free_list(&psys->ptcaches); psys->pointcache = NULL; - + BLI_freelistN(&psys->targets); BLI_bvhtree_free(psys->bvhtree); @@ -665,7 +665,7 @@ static float interpolate_particle_value(float v1, float v2, float v3, float v4, value += w[3] * v4; CLAMP(value, 0.f, 1.f); - + return value; } @@ -918,7 +918,7 @@ static void do_particle_interpolation(ParticleSystem *psys, int p, ParticleData while (pind->kkey[1]->time < real_t) pind->kkey[1]++; - + pind->kkey[0] = pind->kkey[1] - 1; } else if (pind->cache) { @@ -1079,7 +1079,7 @@ void psys_interpolate_face(MVert *mvert, MFace *mface, MTFace *tface, float (*or if (mface->v4) { v4 = mvert[mface->v4].co; normal_short_to_float_v3(n4, mvert[mface->v4].no); - + interp_v3_v3v3v3v3(vec, v1, v2, v3, v4, w); if (nor) { @@ -1099,7 +1099,7 @@ void psys_interpolate_face(MVert *mvert, MFace *mface, MTFace *tface, float (*or normal_tri_v3(nor, v1, v2, v3); } } - + /* calculate tangent vectors */ if (utan && vtan) { if (tface) { @@ -1199,7 +1199,7 @@ void psys_interpolate_mcol(const MCol *mcol, int quad, const float w[4], MCol *m cp1 = (const char *)&mcol[0]; cp2 = (const char *)&mcol[1]; cp3 = (const char *)&mcol[2]; - + if (quad) { cp4 = (char *)&mcol[3]; @@ -1230,7 +1230,7 @@ static float psys_interpolate_value_from_verts(Mesh *mesh, short from, int index MFace *mf = &mesh->mface[index]; return interpolate_particle_value(values[mf->v1], values[mf->v2], values[mf->v3], values[mf->v4], fw, mf->v4); } - + } return 0.0f; } @@ -1253,7 +1253,7 @@ static void psys_origspace_to_w(OrigSpaceFace *osface, int quad, const float w[4 psys_w_to_origspace(w, co); co[2] = 0.0f; - + if (quad) { v[3][0] = osface->uv[3][0]; v[3][1] = osface->uv[3][1]; v[3][2] = 0.0f; interp_weights_poly_v3(neww, v, 4, co); @@ -1336,7 +1336,7 @@ int psys_particle_dm_face_lookup( } psys_w_to_origspace(fw, uv); - + if (poly_nodes) { /* we can have a restricted linked list of faces to check, faster! */ LinkNode *tessface_node = poly_nodes[pindex_orig]; @@ -1516,7 +1516,7 @@ float psys_particle_value_from_verts(Mesh *mesh, short from, ParticleData *pa, f if (!psys_map_index_on_dm(mesh, from, pa->num, pa->num_dmcache, pa->fuv, pa->foffset, &mapindex, mapfw)) return 0.0f; - + return psys_interpolate_value_from_verts(mesh, from, mapindex, mapfw, values); } @@ -1590,13 +1590,13 @@ CustomDataMask psys_emitter_customdata_mask(ParticleSystem *psys) break; } } - + /* particles only need this if they are after a non deform modifier, and * the modifier stack will only create them in that case. */ dataMask |= CD_MASK_ORIGSPACE_MLOOP | CD_MASK_ORIGINDEX; dataMask |= CD_MASK_ORCO; - + return dataMask; } @@ -1640,10 +1640,10 @@ void precalc_guides(ParticleSimulationData *sim, ListBase *effectors) LOOP_PARTICLES { psys_particle_on_emitter(sim->psmd, sim->psys->part->from, pa->num, pa->num_dmcache, pa->fuv, pa->foffset, state.co, 0, 0, 0, 0); - + mul_m4_v3(sim->ob->obmat, state.co); mul_mat3_m4_v3(sim->ob->obmat, state.vel); - + pd_point_from_particle(sim, pa, &state, &point); for (eff = effectors->first; eff; eff = eff->next) { @@ -1681,22 +1681,22 @@ int do_guides(Depsgraph *depsgraph, ParticleSettings *part, ListBase *effectors, if (effectors) for (eff = effectors->first; eff; eff = eff->next) { pd = eff->pd; - + if (pd->forcefield != PFIELD_GUIDE) continue; - + data = eff->guide_data + index; - + if (data->strength <= 0.0f) continue; - + guidetime = time / (1.0f - pd->free_end); - + if (guidetime > 1.0f) continue; - + cu = (Curve *)eff->ob->data; - + if (pd->flag & PFIELD_GUIDE_PATH_ADD) { if (where_on_path(eff->ob, data->strength * guidetime, guidevec, guidedir, NULL, &radius, &weight) == 0) return 0; @@ -1705,14 +1705,14 @@ int do_guides(Depsgraph *depsgraph, ParticleSettings *part, ListBase *effectors, if (where_on_path(eff->ob, guidetime, guidevec, guidedir, NULL, &radius, &weight) == 0) return 0; } - + mul_m4_v3(eff->ob->obmat, guidevec); mul_mat3_m4_v3(eff->ob->obmat, guidedir); - + normalize_v3(guidedir); - + copy_v3_v3(vec_to_point, data->vec_to_point); - + if (guidetime != 0.0f) { /* curve direction */ cross_v3_v3v3(temp, eff->guide_dir, guidedir); @@ -1720,52 +1720,52 @@ int do_guides(Depsgraph *depsgraph, ParticleSettings *part, ListBase *effectors, angle = saacos(angle); axis_angle_to_quat(rot2, temp, angle); mul_qt_v3(rot2, vec_to_point); - + /* curve tilt */ axis_angle_to_quat(rot2, guidedir, guidevec[3] - eff->guide_loc[3]); mul_qt_v3(rot2, vec_to_point); } - + /* curve taper */ if (cu->taperobj) mul_v3_fl(vec_to_point, BKE_displist_calc_taper(depsgraph, eff->scene, cu->taperobj, (int)(data->strength * guidetime * 100.0f), 100)); - + else { /* curve size*/ if (cu->flag & CU_PATH_RADIUS) { mul_v3_fl(vec_to_point, radius); } } - + if (clumpcurve) curvemapping_changed_all(clumpcurve); if (roughcurve) curvemapping_changed_all(roughcurve); - + { ParticleKey key; float par_co[3] = {0.0f, 0.0f, 0.0f}; float par_vel[3] = {0.0f, 0.0f, 0.0f}; float par_rot[4] = {1.0f, 0.0f, 0.0f, 0.0f}; float orco_offset[3] = {0.0f, 0.0f, 0.0f}; - + copy_v3_v3(key.co, vec_to_point); do_kink(&key, par_co, par_vel, par_rot, guidetime, pd->kink_freq, pd->kink_shape, pd->kink_amp, 0.f, pd->kink, pd->kink_axis, 0, 0); do_clump(&key, par_co, guidetime, orco_offset, pd->clump_fac, pd->clump_pow, 1.0f, part->child_flag & PART_CHILD_USE_CLUMP_NOISE, part->clump_noise_size, clumpcurve); copy_v3_v3(vec_to_point, key.co); } - + add_v3_v3(vec_to_point, guidevec); - + //sub_v3_v3v3(pa_loc, pa_loc, pa_zero); madd_v3_v3fl(effect, vec_to_point, data->strength); madd_v3_v3fl(veffect, guidedir, data->strength); totstrength += data->strength; - + if (pd->flag & PFIELD_GUIDE_PATH_WEIGHT) totstrength *= weight; } - + if (totstrength != 0.0f) { if (totstrength > 1.0f) mul_v3_fl(effect, 1.0f / totstrength); @@ -1922,7 +1922,7 @@ static bool psys_thread_context_init_path( if (totchild && part->childtype == PART_CHILD_FACES) { totparent = (int)(totchild * part->parents * 0.3f); - + if (use_render_params && part->child_nbr && part->ren_child_nbr) totparent *= (float)part->child_nbr / (float)part->ren_child_nbr; @@ -1996,7 +1996,7 @@ static void psys_task_init_path(ParticleTask *task, ParticleSimulationData *sim) { /* init random number generator */ int seed = 31415926 + sim->psys->seed; - + task->rng_path = BLI_rng_new(seed); } @@ -2104,7 +2104,7 @@ static void psys_thread_create_path(ParticleTask *task, struct ChildParticle *cp /* get the original coordinates (orco) for texture usage */ cpa_num = cpa->num; - + foffset = cpa->foffset; cpa_fuv = cpa->fuv; cpa_from = PART_FROM_FACE; @@ -2253,14 +2253,14 @@ static void psys_thread_create_path(ParticleTask *task, struct ChildParticle *cp if (pa->flag & PARS_UNEXIST) pa = NULL; } - + if (pa) { ListBase modifiers; BLI_listbase_clear(&modifiers); - + psys_particle_on_emitter(ctx->sim.psmd, part->from, pa->num, pa->num_dmcache, pa->fuv, pa->foffset, par_co, NULL, NULL, NULL, par_orco); - + psys_apply_child_modifiers(ctx, &modifiers, cpa, &ptex, orco, hairmat, child_keys, par, par_orco); } else @@ -2298,57 +2298,57 @@ void psys_cache_child_paths( ParticleTask *tasks_parent, *tasks_child; int numtasks_parent, numtasks_child; int i, totchild, totparent; - + if (sim->psys->flag & PSYS_GLOBAL_HAIR) return; - + /* create a task pool for child path tasks */ if (!psys_thread_context_init_path(&ctx, sim, sim->scene, cfra, editupdate, use_render_params)) return; - + task_scheduler = BLI_task_scheduler_get(); task_pool = BLI_task_pool_create(task_scheduler, &ctx); totchild = ctx.totchild; totparent = ctx.totparent; - + if (editupdate && sim->psys->childcache && totchild == sim->psys->totchildcache) { ; /* just overwrite the existing cache */ } else { /* clear out old and create new empty path cache */ free_child_path_cache(sim->psys); - + sim->psys->childcache = psys_alloc_path_cache_buffers(&sim->psys->childcachebufs, totchild, ctx.segments + ctx.extra_segments + 1); sim->psys->totchildcache = totchild; } - + /* cache parent paths */ ctx.parent_pass = 1; psys_tasks_create(&ctx, 0, totparent, &tasks_parent, &numtasks_parent); for (i = 0; i < numtasks_parent; ++i) { ParticleTask *task = &tasks_parent[i]; - + psys_task_init_path(task, sim); BLI_task_pool_push(task_pool, exec_child_path_cache, task, false, TASK_PRIORITY_LOW); } BLI_task_pool_work_and_wait(task_pool); - + /* cache child paths */ ctx.parent_pass = 0; psys_tasks_create(&ctx, totparent, totchild, &tasks_child, &numtasks_child); for (i = 0; i < numtasks_child; ++i) { ParticleTask *task = &tasks_child[i]; - + psys_task_init_path(task, sim); BLI_task_pool_push(task_pool, exec_child_path_cache, task, false, TASK_PRIORITY_LOW); } BLI_task_pool_work_and_wait(task_pool); BLI_task_pool_free(task_pool); - + psys_tasks_free(tasks_parent, numtasks_parent); psys_tasks_free(tasks_child, numtasks_child); - + psys_thread_context_free(&ctx); } @@ -2404,15 +2404,15 @@ void psys_cache_paths(ParticleSimulationData *sim, float cfra, const bool use_re ParticleCacheKey *ca, **cache; Mesh *hair_mesh = (psys->part->type == PART_HAIR && psys->flag & PSYS_HAIR_DYNAMICS) ? psys->hair_out_mesh : NULL; - + ParticleKey result; - + Material *ma; ParticleInterpolationData pind; ParticleTexture ptex; PARTICLE_P; - + float birthtime = 0.0, dietime = 0.0; float t, time = 0.0, dfra = 1.0 /* , frs_sec = sim->scene->r.frs_sec*/ /*UNUSED*/; float col[4] = {0.5f, 0.5f, 0.5f, 1.0f}; @@ -2449,7 +2449,7 @@ void psys_cache_paths(ParticleSimulationData *sim, float cfra, const bool use_re if ((psys->flag & PSYS_GLOBAL_HAIR) == 0) { if ((psys->part->flag & PART_CHILD_EFFECT) == 0) vg_effector = psys_cache_vgroup(psmd->mesh_final, psys, PSYS_VG_EFFECTOR); - + if (!psys->totchild) vg_length = psys_cache_vgroup(psmd->mesh_final, psys, PSYS_VG_LENGTH); } @@ -2524,7 +2524,7 @@ void psys_cache_paths(ParticleSimulationData *sim, float cfra, const bool use_re if (part->type == PART_HAIR) { HairKey *hkey; - + for (k = 0, hkey = pa->hair; k < pa->totkey; ++k, ++hkey) { mul_v3_m4v3(hkey->world_co, hairmat, hkey->co); } @@ -2777,7 +2777,7 @@ void psys_cache_edit_paths(Depsgraph *depsgraph, Scene *scene, Object *ob, PTCac { ParticleCacheKey **cache = edit->pathcache; ParticleEditSettings *pset = &scene->toolsettings->particle; - + ParticleSystem *psys = edit->psys; ParticleSystemModifierData *psmd = psys_get_modifier(ob, psys); @@ -2924,7 +2924,7 @@ static void triatomat(float *v1, float *v2, float *v3, float (*uv)[2], float mat sub_v3_v3v3(mat[1], v2, v1); normalize_v3(mat[1]); } - + /* third as a cross product */ cross_v3_v3v3(mat[0], mat[1], mat[2]); } @@ -2941,7 +2941,7 @@ static void psys_face_mat(Object *ob, Mesh *mesh, ParticleData *pa, float mat[4] mface = &mesh->mface[i]; osface = CustomData_get(&mesh->fdata, i, CD_ORIGSPACE); - + if (orco && (orcodata = CustomData_get_layer(&mesh->vdata, CD_ORCO))) { copy_v3_v3(v[0], orcodata[mface->v1]); copy_v3_v3(v[1], orcodata[mface->v2]); @@ -2970,7 +2970,7 @@ void psys_mat_hair_to_object(Object *UNUSED(ob), Mesh *mesh, short from, Particl unit_m4(hairmat); return; } - + psys_face_mat(0, mesh, pa, hairmat, 0); psys_particle_on_dm(mesh, from, pa->num, pa->num_dmcache, pa->fuv, pa->foffset, vec, 0, 0, 0, 0); copy_v3_v3(hairmat[3], vec); @@ -3098,7 +3098,7 @@ void object_remove_particle_system(Main *bmain, Scene *UNUSED(scene), Object *ob DEG_relations_tag_update(bmain); DEG_id_tag_update(&ob->id, OB_RECALC_DATA); - + /* Flush object mode. */ DEG_id_tag_update(&ob->id, DEG_TAG_COPY_ON_WRITE); } @@ -3122,7 +3122,7 @@ static void default_particle_settings(ParticleSettings *part) part->grid_res = 10; part->timetweak = 1.0; part->courant_target = 0.2; - + part->integrator = PART_INT_MIDPOINT; part->phystype = PART_PHYS_NEWTON; part->hair_step = 5; @@ -3195,7 +3195,7 @@ ParticleSettings *BKE_particlesettings_add(Main *bmain, const char *name) ParticleSettings *part; part = BKE_libblock_alloc(bmain, ID_PA, name, 0); - + default_particle_settings(part); return part; @@ -3204,24 +3204,24 @@ ParticleSettings *BKE_particlesettings_add(Main *bmain, const char *name) void BKE_particlesettings_clump_curve_init(ParticleSettings *part) { CurveMapping *cumap = curvemapping_add(1, 0.0f, 0.0f, 1.0f, 1.0f); - + cumap->cm[0].curve[0].x = 0.0f; cumap->cm[0].curve[0].y = 1.0f; cumap->cm[0].curve[1].x = 1.0f; cumap->cm[0].curve[1].y = 1.0f; - + part->clumpcurve = cumap; } void BKE_particlesettings_rough_curve_init(ParticleSettings *part) { CurveMapping *cumap = curvemapping_add(1, 0.0f, 0.0f, 1.0f, 1.0f); - + cumap->cm[0].curve[0].x = 0.0f; cumap->cm[0].curve[0].y = 1.0f; cumap->cm[0].curve[1].x = 1.0f; cumap->cm[0].curve[1].y = 1.0f; - + part->roughcurve = cumap; } @@ -3296,7 +3296,7 @@ static int get_particle_uv(Mesh *mesh, ParticleData *pa, int index, const float MFace *mf; MTFace *tf; int i; - + tf = CustomData_get_layer_named(&mesh->fdata, CD_MTFACE, name); if (tf == NULL) @@ -3493,7 +3493,7 @@ void psys_get_texture(ParticleSimulationData *sim, ParticleData *pa, ParticleTex ATTR_FALLTHROUGH; case TEXCO_ORCO: psys_particle_on_emitter(sim->psmd, sim->psys->part->from, pa->num, pa->num_dmcache, pa->fuv, pa->foffset, co, 0, 0, 0, texvec); - + if (me->bb == NULL || (me->bb->flag & BOUNDBOX_DIRTY)) { BKE_mesh_texspace_calc(me); } @@ -3589,7 +3589,7 @@ float psys_get_child_size(ParticleSystem *psys, ChildParticle *cpa, float UNUSED { ParticleSettings *part = psys->part; float size; // time XXX - + if (part->childtype == PART_CHILD_FACES) { int w = 0; size = 0.0; @@ -3726,7 +3726,7 @@ void psys_get_particle_on_path(ParticleSimulationData *sim, int p, ParticleKey * } else { float par_co[3], par_orco[3]; - + cpa = psys->child + p - totpart; if (state->time < 0.0f) @@ -4003,9 +4003,9 @@ int psys_get_particle_state(ParticleSimulationData *sim, int p, ParticleKey *sta /* convert velocity to timestep size */ mul_v3_fl(keys[1].vel, dfra * timestep); mul_v3_fl(keys[2].vel, dfra * timestep); - + psys_interpolate_particle(-1, keys, keytime, state, 1); - + /* convert back to real velocity */ mul_v3_fl(state->vel, 1.f / (dfra * timestep)); @@ -4031,7 +4031,7 @@ int psys_get_particle_state(ParticleSimulationData *sim, int p, ParticleKey *sta if (sim->psys->lattice_deform_data) calc_latt_deform(sim->psys->lattice_deform_data, state->co, psys->lattice_strength); } - + return 1; } } @@ -4069,7 +4069,7 @@ void psys_get_dupli_texture(ParticleSystem *psys, ParticleSettings *part, mtface += cpa->num; psys_interpolate_uvs(mtface, mface->v4, cpa->fuv, uv); } - + psys_particle_on_emitter(psmd, PART_FROM_FACE, cpa->num, DMCACHE_ISCHILD, cpa->fuv, cpa->foffset, loc, 0, 0, 0, orco); return; } @@ -4281,7 +4281,7 @@ void psys_apply_hair_lattice(Depsgraph *depsgraph, Scene *scene, Object *ob, Par mul_m4_v3(imat, hkey->co); } } - + end_latt_deform(psys->lattice_deform_data); psys->lattice_deform_data = NULL; |