diff options
Diffstat (limited to 'source/blender/blenkernel/intern/particle.c')
| -rw-r--r-- | source/blender/blenkernel/intern/particle.c | 661 |
1 files changed, 440 insertions, 221 deletions
diff --git a/source/blender/blenkernel/intern/particle.c b/source/blender/blenkernel/intern/particle.c index 5234c2fb0ef..986e47894ca 100644 --- a/source/blender/blenkernel/intern/particle.c +++ b/source/blender/blenkernel/intern/particle.c @@ -129,8 +129,9 @@ int count_particles(ParticleSystem *psys) } else if (pa->alive == PARS_DEAD && (part->flag & PART_DIED) == 0) { } - else + else { tot++; + } } return tot; } @@ -146,8 +147,9 @@ int count_particles_mod(ParticleSystem *psys, int totgr, int cur) } else if (pa->alive == PARS_DEAD && (part->flag & PART_DIED) == 0) { } - else if (p % totgr == cur) + else if (p % totgr == cur) { tot++; + } } return tot; } @@ -176,8 +178,9 @@ static ParticleCacheKey **psys_alloc_path_cache_buffers(ListBase *bufs, int tot, buf = MEM_callocN(sizeof(LinkData), "PathCacheLinkData"); buf->data = MEM_callocN(sizeof(ParticleCacheKey) * totbufkey * totkeys, "ParticleCacheKey"); - for (i = 0; i < totbufkey; i++) + for (i = 0; i < totbufkey; i++) { cache[totkey + i] = ((ParticleCacheKey *)buf->data) + i * totkeys; + } totkey += totbufkey; BLI_addtail(bufs, buf); @@ -190,11 +193,13 @@ static void psys_free_path_cache_buffers(ParticleCacheKey **cache, ListBase *buf { LinkData *buf; - if (cache) + if (cache) { MEM_freeN(cache); + } - for (buf = bufs->first; buf; buf = buf->next) + for (buf = bufs->first; buf; buf = buf->next) { MEM_freeN(buf->data); + } BLI_freelistN(bufs); } @@ -205,12 +210,14 @@ static void psys_free_path_cache_buffers(ParticleCacheKey **cache, ListBase *buf ParticleSystem *psys_get_current(Object *ob) { ParticleSystem *psys; - if (ob == NULL) + if (ob == NULL) { return NULL; + } for (psys = ob->particlesystem.first; psys; psys = psys->next) { - if (psys->flag & PSYS_CURRENT) + if (psys->flag & PSYS_CURRENT) { return psys; + } } return NULL; @@ -220,12 +227,15 @@ short psys_get_current_num(Object *ob) ParticleSystem *psys; short i; - if (ob == NULL) + if (ob == NULL) { return 0; + } - for (psys = ob->particlesystem.first, i = 0; psys; psys = psys->next, i++) - if (psys->flag & PSYS_CURRENT) + for (psys = ob->particlesystem.first, i = 0; psys; psys = psys->next, i++) { + if (psys->flag & PSYS_CURRENT) { return i; + } + } return i; } @@ -234,14 +244,17 @@ void psys_set_current_num(Object *ob, int index) ParticleSystem *psys; short i; - if (ob == NULL) + if (ob == NULL) { return; + } for (psys = ob->particlesystem.first, i = 0; psys; psys = psys->next, i++) { - if (i == index) + if (i == index) { psys->flag |= PSYS_CURRENT; - else + } + else { psys->flag &= ~PSYS_CURRENT; + } } } @@ -266,8 +279,9 @@ struct LatticeDeformData *psys_create_lattice_deform_data(ParticleSimulationData break; } } - if (lattice) + if (lattice) { lattice_deform_data = init_latt_deform(lattice, NULL); + } } return lattice_deform_data; @@ -276,15 +290,17 @@ void psys_disable_all(Object *ob) { ParticleSystem *psys = ob->particlesystem.first; - for (; psys; psys = psys->next) + for (; psys; psys = psys->next) { psys->flag |= PSYS_DISABLED; + } } void psys_enable_all(Object *ob) { ParticleSystem *psys = ob->particlesystem.first; - for (; psys; psys = psys->next) + for (; psys; psys = psys->next) { psys->flag &= ~PSYS_DISABLED; + } } ParticleSystem *psys_orig_get(ParticleSystem *psys) @@ -339,26 +355,31 @@ bool psys_check_enabled(Object *ob, ParticleSystem *psys, const bool use_render_ { ParticleSystemModifierData *psmd; - if (psys->flag & PSYS_DISABLED || psys->flag & PSYS_DELETE || !psys->part) + if (psys->flag & PSYS_DISABLED || psys->flag & PSYS_DELETE || !psys->part) { return 0; + } psmd = psys_get_modifier(ob, psys); if (use_render_params) { - if (!(psmd->modifier.mode & eModifierMode_Render)) + if (!(psmd->modifier.mode & eModifierMode_Render)) { return 0; + } } - else if (!(psmd->modifier.mode & eModifierMode_Realtime)) + else if (!(psmd->modifier.mode & eModifierMode_Realtime)) { return 0; + } return 1; } bool psys_check_edited(ParticleSystem *psys) { - if (psys->part && psys->part->type == PART_HAIR) + if (psys->part && psys->part->type == PART_HAIR) { return (psys->flag & PSYS_EDITED || (psys->edit && psys->edit->edited)); - else + } + else { return (psys->pointcache->edit && psys->pointcache->edit->edited); + } } void psys_find_group_weights(ParticleSettings *part) @@ -435,8 +456,9 @@ void psys_check_group_weights(ParticleSettings *part) if (!current) { dw = part->instance_weights.first; - if (dw) + if (dw) { dw->flag |= PART_DUPLIW_CURRENT; + } } } @@ -450,8 +472,9 @@ int psys_uses_gravity(ParticleSimulationData *sim) /************************************************/ static void fluid_free_settings(SPHFluidSettings *fluid) { - if (fluid) + if (fluid) { MEM_freeN(fluid); + } } /** Free (or release) any data used by this particle settings (does not free the partsett itself). */ @@ -465,12 +488,15 @@ void BKE_particlesettings_free(ParticleSettings *part) MEM_SAFE_FREE(part->mtex[a]); } - if (part->clumpcurve) + if (part->clumpcurve) { curvemapping_free(part->clumpcurve); - if (part->roughcurve) + } + if (part->roughcurve) { curvemapping_free(part->roughcurve); - if (part->twistcurve) + } + if (part->twistcurve) { curvemapping_free(part->twistcurve); + } BKE_partdeflect_free(part->pd); BKE_partdeflect_free(part->pd2); @@ -489,8 +515,9 @@ void free_hair(Object *object, ParticleSystem *psys, int dynamics) LOOP_PARTICLES { - if (pa->hair) + if (pa->hair) { MEM_freeN(pa->hair); + } pa->hair = NULL; pa->totkey = 0; } @@ -510,20 +537,23 @@ void free_hair(Object *object, ParticleSystem *psys, int dynamics) } } - if (psys->hair_in_mesh) + if (psys->hair_in_mesh) { BKE_id_free(NULL, psys->hair_in_mesh); + } psys->hair_in_mesh = NULL; - if (psys->hair_out_mesh) + if (psys->hair_out_mesh) { BKE_id_free(NULL, psys->hair_out_mesh); + } psys->hair_out_mesh = NULL; } void free_keyed_keys(ParticleSystem *psys) { PARTICLE_P; - if (psys->part->type == PART_HAIR) + if (psys->part->type == PART_HAIR) { return; + } if (psys->particles && psys->particles->keys) { MEM_freeN(psys->particles->keys); @@ -578,16 +608,19 @@ void psys_free_particles(ParticleSystem *psys) if (psys->part && psys->part->type == PART_HAIR) { LOOP_PARTICLES { - if (pa->hair) + if (pa->hair) { MEM_freeN(pa->hair); + } } } - if (psys->particles->keys) + if (psys->particles->keys) { MEM_freeN(psys->particles->keys); + } - if (psys->particles->boid) + if (psys->particles->boid) { MEM_freeN(psys->particles->boid); + } MEM_freeN(psys->particles); psys->particles = NULL; @@ -597,20 +630,24 @@ void psys_free_particles(ParticleSystem *psys) void psys_free_pdd(ParticleSystem *psys) { if (psys->pdd) { - if (psys->pdd->cdata) + if (psys->pdd->cdata) { MEM_freeN(psys->pdd->cdata); + } psys->pdd->cdata = NULL; - if (psys->pdd->vdata) + if (psys->pdd->vdata) { MEM_freeN(psys->pdd->vdata); + } psys->pdd->vdata = NULL; - if (psys->pdd->ndata) + if (psys->pdd->ndata) { MEM_freeN(psys->pdd->ndata); + } psys->pdd->ndata = NULL; - if (psys->pdd->vedata) + if (psys->pdd->vedata) { MEM_freeN(psys->pdd->vedata); + } psys->pdd->vedata = NULL; psys->pdd->totpoint = 0; @@ -645,8 +682,9 @@ void psys_free(Object *ob, ParticleSystem *psys) psys_free_particles(psys); - if (psys->edit && psys->free_edit) + if (psys->edit && psys->free_edit) { psys->free_edit(psys->edit); + } if (psys->child) { MEM_freeN(psys->child); @@ -664,8 +702,9 @@ void psys_free(Object *ob, ParticleSystem *psys) } } /* clear do-not-draw-flag */ - if (!nr) + if (!nr) { ob->transflag &= ~OB_DUPLIPARTS; + } psys->part = NULL; @@ -679,8 +718,9 @@ void psys_free(Object *ob, ParticleSystem *psys) BLI_bvhtree_free(psys->bvhtree); BLI_kdtree_3d_free(psys->tree); - if (psys->fluid_springs) + if (psys->fluid_springs) { MEM_freeN(psys->fluid_springs); + } BKE_effectors_free(psys->effectors); @@ -749,8 +789,9 @@ static float interpolate_particle_value( float value; value = w[0] * v1 + w[1] * v2 + w[2] * v3; - if (four) + if (four) { value += w[3] * v4; + } CLAMP(value, 0.f, 1.f); @@ -821,13 +862,15 @@ static void get_pointcache_keys_for_time(Object *UNUSED(ob), if (index < 0) { /* initialize */ *cur = cache->mem_cache.first; - if (*cur) + if (*cur) { *cur = (*cur)->next; + } } else { if (*cur) { - while (*cur && (*cur)->next && (float)(*cur)->frame < t) + while (*cur && (*cur)->next && (float)(*cur)->frame < t) { *cur = (*cur)->next; + } pm = *cur; @@ -838,10 +881,12 @@ static void get_pointcache_keys_for_time(Object *UNUSED(ob), } BKE_ptcache_make_particle_key(key2, index2, pm->data, (float)pm->frame); - if (index1 < 0) + if (index1 < 0) { copy_particle_key(key1, key2, 1); - else + } + else { BKE_ptcache_make_particle_key(key1, index1, pm->prev->data, (float)pm->prev->frame); + } } else if (cache->mem_cache.first) { pm = cache->mem_cache.first; @@ -887,8 +932,9 @@ float psys_get_dietime_from_cache(PointCache *cache, int index) int dietime = 10000000; /* some max value so that we can default to pa->time+lifetime */ for (pm = cache->mem_cache.last; pm; pm = pm->prev) { - if (BKE_ptcache_mem_index_find(pm, index) >= 0) + if (BKE_ptcache_mem_index_find(pm, index) >= 0) { return (float)pm->frame; + } } return (float)dietime; @@ -979,14 +1025,17 @@ static void do_particle_interpolation(ParticleSystem *psys, /* interpret timing and find keys */ if (point) { - if (result->time < 0.0f) + if (result->time < 0.0f) { real_t = -result->time; - else + } + else { real_t = *(pind->ekey[0]->time) + t * (*(pind->ekey[0][point->totkey - 1].time) - *(pind->ekey[0]->time)); + } - while (*(pind->ekey[1]->time) < real_t) + while (*(pind->ekey[1]->time) < real_t) { pind->ekey[1]++; + } pind->ekey[0] = pind->ekey[1] - 1; } @@ -997,49 +1046,59 @@ static void do_particle_interpolation(ParticleSystem *psys, return; } - if (result->time < 0.0f) + if (result->time < 0.0f) { real_t = -result->time; - else + } + else { real_t = pind->kkey[0]->time + t * (pind->kkey[0][pa->totkey - 1].time - pind->kkey[0]->time); + } if (psys->part->phystype == PART_PHYS_KEYED && psys->flag & PSYS_KEYED_TIMING) { ParticleTarget *pt = psys->targets.first; pt = pt->next; - while (pt && pa->time + pt->time < real_t) + while (pt && pa->time + pt->time < real_t) { pt = pt->next; + } if (pt) { pt = pt->prev; - if (pa->time + pt->time + pt->duration > real_t) + if (pa->time + pt->time + pt->duration > real_t) { real_t = pa->time + pt->time; + } } - else + else { real_t = pa->time + ((ParticleTarget *)psys->targets.last)->time; + } } CLAMP(real_t, pa->time, pa->dietime); - while (pind->kkey[1]->time < real_t) + while (pind->kkey[1]->time < real_t) { pind->kkey[1]++; + } pind->kkey[0] = pind->kkey[1] - 1; } else if (pind->cache) { - if (result->time < 0.0f) /* flag for time in frames */ + if (result->time < 0.0f) { /* flag for time in frames */ real_t = -result->time; - else + } + else { real_t = pa->time + t * (pa->dietime - pa->time); + } } else { - if (result->time < 0.0f) + if (result->time < 0.0f) { real_t = -result->time; - else + } + else { real_t = pind->hkey[0]->time + t * (pind->hkey[0][pa->totkey - 1].time - pind->hkey[0]->time); + } while (pind->hkey[1]->time < real_t) { pind->hkey[1]++; @@ -1074,41 +1133,53 @@ static void do_particle_interpolation(ParticleSystem *psys, /* set secondary interpolation keys for hair */ if (!pind->keyed && !pind->cache && !point_vel) { if (point) { - if (pind->ekey[0] != point->keys) + if (pind->ekey[0] != point->keys) { edit_to_particle(keys, pind->ekey[0] - 1); - else + } + else { edit_to_particle(keys, pind->ekey[0]); + } } else if (pind->mesh) { - if (pind->hkey[0] != pa->hair) + if (pind->hkey[0] != pa->hair) { mvert_to_particle(keys, pind->mvert[0] - 1, pind->hkey[0] - 1); - else + } + else { mvert_to_particle(keys, pind->mvert[0], pind->hkey[0]); + } } else { - if (pind->hkey[0] != pa->hair) + if (pind->hkey[0] != pa->hair) { hair_to_particle(keys, pind->hkey[0] - 1); - else + } + else { hair_to_particle(keys, pind->hkey[0]); + } } if (point) { - if (pind->ekey[1] != point->keys + point->totkey - 1) + if (pind->ekey[1] != point->keys + point->totkey - 1) { edit_to_particle(keys + 3, pind->ekey[1] + 1); - else + } + else { edit_to_particle(keys + 3, pind->ekey[1]); + } } else if (pind->mesh) { - if (pind->hkey[1] != pa->hair + pa->totkey - 1) + if (pind->hkey[1] != pa->hair + pa->totkey - 1) { mvert_to_particle(keys + 3, pind->mvert[1] + 1, pind->hkey[1] + 1); - else + } + else { mvert_to_particle(keys + 3, pind->mvert[1], pind->hkey[1]); + } } else { - if (pind->hkey[1] != pa->hair + pa->totkey - 1) + if (pind->hkey[1] != pa->hair + pa->totkey - 1) { hair_to_particle(keys + 3, pind->hkey[1] + 1); - else + } + else { hair_to_particle(keys + 3, pind->hkey[1]); + } } } @@ -1134,8 +1205,9 @@ static void do_particle_interpolation(ParticleSystem *psys, 1); /* the velocity needs to be converted back from cubic interpolation */ - if (pind->keyed || pind->cache || point_vel) + if (pind->keyed || pind->cache || point_vel) { mul_v3_fl(result->vel, 1.f / invdt); + } } static void interpolate_pathcache(ParticleCacheKey *first, float t, ParticleCacheKey *result) @@ -1146,11 +1218,13 @@ static void interpolate_pathcache(ParticleCacheKey *first, float t, ParticleCach /* scale the requested time to fit the entire path even if the path is cut early */ t *= (first + first->segments)->time; - while (i < first->segments && cur->time < t) + while (i < first->segments && cur->time < t) { cur++; + } - if (cur->time == t) + if (cur->time == t) { *result = *cur; + } else { float dt = (t - (cur - 1)->time) / (cur->time - (cur - 1)->time); interp_v3_v3v3(result->co, (cur - 1)->co, cur->co, dt); @@ -1160,10 +1234,12 @@ static void interpolate_pathcache(ParticleCacheKey *first, float t, ParticleCach } /* first is actual base rotation, others are incremental from first */ - if (cur == first || cur - 1 == first) + if (cur == first || cur - 1 == first) { copy_qt_qt(result->rot, first->rot); - else + } + else { mul_qt_qtqt(result->rot, first->rot, result->rot); + } } /************************************************/ @@ -1203,20 +1279,24 @@ void psys_interpolate_face(MVert *mvert, interp_v3_v3v3v3v3(vec, v1, v2, v3, v4, w); if (nor) { - if (mface->flag & ME_SMOOTH) + if (mface->flag & ME_SMOOTH) { interp_v3_v3v3v3v3(nor, n1, n2, n3, n4, w); - else + } + else { normal_quad_v3(nor, v1, v2, v3, v4); + } } } else { interp_v3_v3v3v3(vec, v1, v2, v3, w); if (nor) { - if (mface->flag & ME_SMOOTH) + if (mface->flag & ME_SMOOTH) { interp_v3_v3v3v3(nor, n1, n2, n3, w); - else + } + else { normal_tri_v3(nor, v1, v2, v3); + } } } @@ -1236,8 +1316,9 @@ void psys_interpolate_face(MVert *mvert, map_to_sphere(uv1, uv1 + 1, v1[0], v1[1], v1[2]); map_to_sphere(uv2, uv2 + 1, v2[0], v2[1], v2[2]); map_to_sphere(uv3, uv3 + 1, v3[0], v3[1], v3[2]); - if (v4) + if (v4) { map_to_sphere(uv4, uv4 + 1, v4[0], v4[1], v4[2]); + } } if (v4) { @@ -1342,8 +1423,9 @@ void psys_interpolate_mcol(const MCol *mcol, int quad, const float w[4], MCol *m static float psys_interpolate_value_from_verts( Mesh *mesh, short from, int index, const float fw[4], const float *values) { - if (values == 0 || index == -1) + if (values == 0 || index == -1) { return 0.0; + } switch (from) { case PART_FROM_VERT: @@ -1523,21 +1605,24 @@ static int psys_map_index_on_dm(Mesh *mesh, int *mapindex, float mapfw[4]) { - if (index < 0) + if (index < 0) { return 0; + } if (mesh->runtime.deformed_only || index_dmcache == DMCACHE_ISCHILD) { /* for meshes that are either only deformed or for child particles, the * index and fw do not require any mapping, so we can directly use it */ if (from == PART_FROM_VERT) { - if (index >= mesh->totvert) + if (index >= mesh->totvert) { return 0; + } *mapindex = index; } else { /* FROM_FACE/FROM_VOLUME */ - if (index >= mesh->totface) + if (index >= mesh->totface) { return 0; + } *mapindex = index; copy_v4_v4(mapfw, fw); @@ -1548,8 +1633,9 @@ static int psys_map_index_on_dm(Mesh *mesh, * to their new location, which means a different index, and for faces * also a new face interpolation weights */ if (from == PART_FROM_VERT) { - if (index_dmcache == DMCACHE_NOTFOUND || index_dmcache > mesh->totvert) + if (index_dmcache == DMCACHE_NOTFOUND || index_dmcache > mesh->totvert) { return 0; + } *mapindex = index_dmcache; } @@ -1561,8 +1647,9 @@ static int psys_map_index_on_dm(Mesh *mesh, i = index_dmcache; - if (i == DMCACHE_NOTFOUND || i >= mesh->totface) + if (i == DMCACHE_NOTFOUND || i >= mesh->totface) { return 0; + } *mapindex = i; @@ -1571,10 +1658,12 @@ static int psys_map_index_on_dm(Mesh *mesh, osface = CustomData_get_layer(&mesh->fdata, CD_ORIGSPACE); mface = &mesh->mface[i]; - if (osface == NULL) + if (osface == NULL) { mapfw[0] = mapfw[1] = mapfw[2] = mapfw[3] = 0.0f; - else + } + else { psys_origspace_to_w(&osface[i], mface->v4, fw, mapfw); + } } } @@ -1653,21 +1742,24 @@ void psys_particle_on_dm(Mesh *mesh_final, mvert = mesh_final->mvert; mtface = mesh_final->mtface; - if (mtface) + if (mtface) { mtface += mapindex; + } if (from == PART_FROM_VOLUME) { psys_interpolate_face(mvert, mface, mtface, orcodata, mapfw, vec, tmpnor, utan, vtan, orco); - if (nor) + if (nor) { copy_v3_v3(nor, tmpnor); + } normalize_v3( tmpnor); /* XXX Why not normalize tmpnor before copying it into nor??? -- mont29 */ mul_v3_fl(tmpnor, -foffset); add_v3_v3(vec, tmpnor); } - else + else { psys_interpolate_face(mvert, mface, mtface, orcodata, mapfw, vec, nor, utan, vtan, orco); + } } } @@ -1677,8 +1769,9 @@ float psys_particle_value_from_verts(Mesh *mesh, short from, ParticleData *pa, f int mapindex; if (!psys_map_index_on_dm( - mesh, from, pa->num, pa->num_dmcache, pa->fuv, pa->foffset, &mapindex, mapfw)) + 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); } @@ -1738,17 +1831,20 @@ void psys_emitter_customdata_mask(ParticleSystem *psys, CustomData_MeshMasks *r_ MTex *mtex; int i; - if (!psys->part) + if (!psys->part) { return; + } for (i = 0; i < MAX_MTEX; i++) { mtex = psys->part->mtex[i]; - if (mtex && mtex->mapto && (mtex->texco & TEXCO_UV)) + if (mtex && mtex->mapto && (mtex->texco & TEXCO_UV)) { r_cddata_masks->fmask |= CD_MASK_MTFACE; + } } - if (psys->part->tanfac != 0.0f) + if (psys->part->tanfac != 0.0f) { r_cddata_masks->fmask |= CD_MASK_MTFACE; + } /* ask for vertexgroups if we need them */ for (i = 0; i < PSYS_TOT_VG; i++) { @@ -1783,19 +1879,22 @@ void psys_particle_on_emitter(ParticleSystemModifierData *psmd, { if (psmd && psmd->mesh_final) { if (psmd->psys->part->distr == PART_DISTR_GRID && psmd->psys->part->from != PART_FROM_VERT) { - if (vec) + if (vec) { copy_v3_v3(vec, fuv); + } - if (orco) + if (orco) { copy_v3_v3(orco, fuv); + } return; } /* we cant use the num_dmcache */ psys_particle_on_dm( psmd->mesh_final, from, index, index_dmcache, fuv, foffset, vec, nor, utan, vtan, orco); } - else + else { psys_particle_on_shape(from, index, fuv, vec, nor, utan, vtan, orco); + } } /************************************************/ /* Path Cache */ @@ -1812,8 +1911,9 @@ void precalc_guides(ParticleSimulationData *sim, ListBase *effectors) GuideEffectorData *data; PARTICLE_P; - if (!effectors) + if (!effectors) { return; + } LOOP_PARTICLES { @@ -1835,12 +1935,14 @@ void precalc_guides(ParticleSimulationData *sim, ListBase *effectors) pd_point_from_particle(sim, pa, &state, &point); for (eff = effectors->first; eff; eff = eff->next) { - if (eff->pd->forcefield != PFIELD_GUIDE) + if (eff->pd->forcefield != PFIELD_GUIDE) { continue; + } - if (!eff->guide_data) + if (!eff->guide_data) { eff->guide_data = MEM_callocN(sizeof(GuideEffectorData) * psys->totpart, "GuideEffectorData"); + } data = eff->guide_data + p; @@ -1875,34 +1977,39 @@ int do_guides(Depsgraph *depsgraph, float guidetime, radius, weight, angle, totstrength = 0.0f; float vec_to_point[3]; - if (effectors) + if (effectors) { for (eff = effectors->first; eff; eff = eff->next) { pd = eff->pd; - if (pd->forcefield != PFIELD_GUIDE) + if (pd->forcefield != PFIELD_GUIDE) { continue; + } data = eff->guide_data + index; - if (data->strength <= 0.0f) + if (data->strength <= 0.0f) { continue; + } guidetime = time / (1.0f - pd->free_end); - if (guidetime > 1.0f) + 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) + 0) { return 0; + } } else { - if (where_on_path(eff->ob, guidetime, guidevec, guidedir, NULL, &radius, &weight) == 0) + if (where_on_path(eff->ob, guidetime, guidevec, guidedir, NULL, &radius, &weight) == 0) { return 0; + } } mul_m4_v3(eff->ob->obmat, guidevec); @@ -1926,24 +2033,26 @@ int do_guides(Depsgraph *depsgraph, } /* curve taper */ - if (cu->taperobj) + 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) + if (clumpcurve) { curvemapping_changed_all(clumpcurve); - if (roughcurve) + } + if (roughcurve) { curvemapping_changed_all(roughcurve); + } { ParticleKey key; @@ -1986,13 +2095,16 @@ int do_guides(Depsgraph *depsgraph, madd_v3_v3fl(veffect, guidedir, data->strength); totstrength += data->strength; - if (pd->flag & PFIELD_GUIDE_PATH_WEIGHT) + if (pd->flag & PFIELD_GUIDE_PATH_WEIGHT) { totstrength *= weight; + } } + } if (totstrength != 0.0f) { - if (totstrength > 1.0f) + if (totstrength > 1.0f) { mul_v3_fl(effect, 1.0f / totstrength); + } CLAMP(totstrength, 0.0f, 1.0f); //add_v3_v3(effect, pa_zero); interp_v3_v3v3(state->co, state->co, effect, totstrength); @@ -2022,8 +2134,9 @@ static void do_path_effectors(ParticleSimulationData *sim, EffectedPoint epoint; /* Don't apply effectors for dynamic hair, otherwise the effectors don't get applied twice. */ - if (sim->psys->flag & PSYS_HAIR_DYNAMICS) + if (sim->psys->flag & PSYS_HAIR_DYNAMICS) { return; + } copy_v3_v3(eff_key.co, (ca - 1)->co); copy_v3_v3(eff_key.vel, (ca - 1)->vel); @@ -2045,13 +2158,15 @@ static void do_path_effectors(ParticleSimulationData *sim, normalize_v3(force); - if (k < steps) + if (k < steps) { sub_v3_v3v3(vec, (ca + 1)->co, ca->co); + } madd_v3_v3v3fl(ca->co, (ca - 1)->co, force, *length); - if (k < steps) + if (k < steps) { *length = len_v3(vec); + } } static void offset_child(ChildParticle *cpa, ParticleKey *par, @@ -2071,8 +2186,9 @@ static void offset_child(ChildParticle *cpa, mul_qt_v3(par_rot, child->co); copy_qt_qt(child->rot, par_rot); } - else + else { unit_qt(child->rot); + } add_v3_v3(child->co, par->co); } @@ -2089,12 +2205,14 @@ float *psys_cache_vgroup(Mesh *mesh, ParticleSystem *psys, int vgroup) int totvert = mesh->totvert, i; vg = MEM_callocN(sizeof(float) * totvert, "vg_cache"); if (psys->vg_neg & (1 << vgroup)) { - for (i = 0; i < totvert; i++) + for (i = 0; i < totvert; i++) { vg[i] = 1.0f - defvert_find_weight(&dvert[i], psys->vgroup[vgroup] - 1); + } } else { - for (i = 0; i < totvert; i++) + for (i = 0; i < totvert; i++) { vg[i] = defvert_find_weight(&dvert[i], psys->vgroup[vgroup] - 1); + } } } } @@ -2112,8 +2230,9 @@ void psys_find_parents(ParticleSimulationData *sim, const bool use_render_params int from = PART_FROM_FACE; totparent = (int)(totchild * part->parents * 0.3f); - if (use_render_params && part->child_nbr && part->ren_child_nbr) + if (use_render_params && part->child_nbr && part->ren_child_nbr) { totparent *= (float)part->child_nbr / (float)part->ren_child_nbr; + } /* hard limit, workaround for it being ignored above */ if (sim->psys->totpart < totparent) { @@ -2175,8 +2294,9 @@ static bool psys_thread_context_init_path(ParticleThreadContext *ctx, ParticleEditSettings *pset = &scene->toolsettings->particle; if ((use_render_params == 0) && - (psys_orig_edit_get(psys) == NULL || pset->flag & PE_DRAW_PART) == 0) + (psys_orig_edit_get(psys) == NULL || pset->flag & PE_DRAW_PART) == 0) { totchild = 0; + } segments = 1 << pset->draw_step; } @@ -2184,30 +2304,35 @@ static bool psys_thread_context_init_path(ParticleThreadContext *ctx, 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) + if (use_render_params && part->child_nbr && part->ren_child_nbr) { totparent *= (float)part->child_nbr / (float)part->ren_child_nbr; + } /* part->parents could still be 0 so we can't test with totparent */ between = 1; } - if (use_render_params) + if (use_render_params) { segments = 1 << part->ren_step; + } else { totchild = (int)((float)totchild * (float)part->disp / 100.0f); totparent = MIN2(totparent, totchild); } - if (totchild == 0) + if (totchild == 0) { return false; + } /* fill context values */ ctx->between = between; ctx->segments = segments; - if (ELEM(part->kink, PART_KINK_SPIRAL)) + if (ELEM(part->kink, PART_KINK_SPIRAL)) { ctx->extra_segments = max_ii(part->kink_extra_steps, 1); - else + } + else { ctx->extra_segments = 0; + } ctx->totchild = totchild; ctx->totparent = totparent; ctx->parent_pass = 0; @@ -2224,8 +2349,9 @@ static bool psys_thread_context_init_path(ParticleThreadContext *ctx, ctx->vg_rough2 = psys_cache_vgroup(ctx->mesh, psys, PSYS_VG_ROUGH2); ctx->vg_roughe = psys_cache_vgroup(ctx->mesh, psys, PSYS_VG_ROUGHE); ctx->vg_twist = psys_cache_vgroup(ctx->mesh, psys, PSYS_VG_TWIST); - if (psys->part->flag & PART_CHILD_EFFECT) + if (psys->part->flag & PART_CHILD_EFFECT) { ctx->vg_effector = psys_cache_vgroup(ctx->mesh, psys, PSYS_VG_EFFECTOR); + } /* prepare curvemapping tables */ if ((part->child_flag & PART_CHILD_USE_CLUMP_CURVE) && part->clumpcurve) { @@ -2284,8 +2410,9 @@ static void psys_thread_create_path(ParticleTask *task, int k, cpa_num; short cpa_from; - if (!pcache) + if (!pcache) { return; + } if (ctx->between) { ParticleData *pa = psys->particles + cpa->pa[0]; @@ -2308,10 +2435,12 @@ static void psys_thread_create_path(ParticleTask *task, w++; } - if (!needupdate) + if (!needupdate) { return; - else + } + else { memset(child_keys, 0, sizeof(*child_keys) * (ctx->segments + 1)); + } } /* get parent paths */ @@ -2350,20 +2479,24 @@ static void psys_thread_create_path(ParticleTask *task, d = RAD2DEGF(saacos(dot_v3v3(v1, v2))); } - if (p_max > p_min) + if (p_max > p_min) { d = (d - p_min) / (p_max - p_min); - else + } + else { d = (d - p_min) <= 0.f ? 0.f : 1.f; + } CLAMP(d, 0.f, 1.f); - if (d > 0.f) + if (d > 0.f) { weight[w] *= (1.f - d); + } } wsum += weight[w]; } - for (w = 0; w < 4; w++) + for (w = 0; w < 4; w++) { weight[w] /= wsum; + } interp_v4_v4v4(weight, cpa->w, weight, p_fac); } @@ -2380,8 +2513,9 @@ static void psys_thread_create_path(ParticleTask *task, mul_m4_v3(ob->obmat, co); - for (w = 0; w < 4; w++) + for (w = 0; w < 4; w++) { sub_v3_v3v3(off1[w], co, key[w]->co); + } psys_mat_hair_to_global(ob, ctx->sim.psmd->mesh_final, psys->part->from, pa, hairmat); } @@ -2389,8 +2523,9 @@ static void psys_thread_create_path(ParticleTask *task, ParticleData *pa = psys->particles + cpa->parent; float co[3]; if (ctx->editupdate) { - if (!(edit->points[cpa->parent].flag & PEP_EDIT_RECALC)) + if (!(edit->points[cpa->parent].flag & PEP_EDIT_RECALC)) { return; + } memset(child_keys, 0, sizeof(*child_keys) * (ctx->segments + 1)); } @@ -2413,8 +2548,9 @@ static void psys_thread_create_path(ParticleTask *task, pa->num_dmcache; /* XXX hack to avoid messed up particle num and subsequent crash (#40733) */ - if (cpa_num > ctx->sim.psmd->mesh_final->totface) + if (cpa_num > ctx->sim.psmd->mesh_final->totface) { cpa_num = 0; + } cpa_fuv = pa->fuv; psys_particle_on_emitter(ctx->sim.psmd, @@ -2456,8 +2592,9 @@ static void psys_thread_create_path(ParticleTask *task, if (part->flag & PART_CHILD_LONG_HAIR) { /* Use parent rotation (in addition to emission location) to determine child offset. */ - if (k) + if (k) { mul_qt_v3((key[w] + k)->rot, off2[w]); + } /* Fade the effect of rotation for even lengths in the end */ project_v3_v3v3(dvec, off2[w], (key[w] + k)->vel); @@ -2547,8 +2684,9 @@ static void psys_thread_create_path(ParticleTask *task, } } - if (pa->flag & PARS_UNEXIST) + if (pa->flag & PARS_UNEXIST) { pa = NULL; + } } if (pa) { @@ -2570,13 +2708,15 @@ static void psys_thread_create_path(ParticleTask *task, psys_apply_child_modifiers( ctx, &modifiers, cpa, &ptex, orco, hairmat, child_keys, par, par_orco); } - else + else { zero_v3(par_orco); + } } /* Hide virtual parents */ - if (i < ctx->totparent) + if (i < ctx->totparent) { child_keys->segments = -1; + } } static void exec_child_path_cache(TaskPool *__restrict UNUSED(pool), @@ -2609,12 +2749,14 @@ void psys_cache_child_paths(ParticleSimulationData *sim, int numtasks_parent, numtasks_child; int i, totchild, totparent; - if (sim->psys->flag & PSYS_GLOBAL_HAIR) + 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)) + 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); @@ -2744,12 +2886,15 @@ void psys_cache_paths(ParticleSimulationData *sim, float cfra, const bool use_re int keyed, baked; /* we don't have anything valid to create paths from so let's quit here */ - if ((psys->flag & PSYS_HAIR_DONE || psys->flag & PSYS_KEYED || psys->pointcache) == 0) + if ((psys->flag & PSYS_HAIR_DONE || psys->flag & PSYS_KEYED || psys->pointcache) == 0) { return; + } - if (psys_in_edit_mode(sim->depsgraph, psys)) - if ((psys->edit == NULL || pset->flag & PE_DRAW_PART) == 0) + if (psys_in_edit_mode(sim->depsgraph, psys)) { + if ((psys->edit == NULL || pset->flag & PE_DRAW_PART) == 0) { return; + } + } keyed = psys->flag & PSYS_KEYED; baked = psys->pointcache->mem_cache.first && psys->part->type != PART_HAIR; @@ -2761,15 +2906,18 @@ void psys_cache_paths(ParticleSimulationData *sim, float cfra, const bool use_re psys->lattice_deform_data = psys_create_lattice_deform_data(sim); ma = give_current_material(sim->ob, psys->part->omat); - if (ma && (psys->part->draw_col == PART_DRAW_COL_MAT)) + if (ma && (psys->part->draw_col == PART_DRAW_COL_MAT)) { copy_v3_v3(col, &ma->r); + } if ((psys->flag & PSYS_GLOBAL_HAIR) == 0) { - if ((psys->part->flag & PART_CHILD_EFFECT) == 0) + if ((psys->part->flag & PART_CHILD_EFFECT) == 0) { vg_effector = psys_cache_vgroup(psmd->mesh_final, psys, PSYS_VG_EFFECTOR); + } - if (!psys->totchild) + if (!psys->totchild) { vg_length = psys_cache_vgroup(psmd->mesh_final, psys, PSYS_VG_LENGTH); + } } /* ensure we have tessfaces to be used for mapping */ @@ -2783,8 +2931,9 @@ void psys_cache_paths(ParticleSimulationData *sim, float cfra, const bool use_re if (!psys->totchild) { psys_get_texture(sim, pa, &ptex, PAMAP_LENGTH, 0.f); pa_length = ptex.length * (1.0f - part->randlength * psys_frand(psys, psys->seed + p)); - if (vg_length) + if (vg_length) { pa_length *= psys_particle_value_from_verts(psmd->mesh_final, part->from, pa, vg_length); + } } pind.keyed = keyed; @@ -2833,10 +2982,12 @@ void psys_cache_paths(ParticleSimulationData *sim, float cfra, const bool use_re /* dynamic hair is in object space */ /* keyed and baked are already in global space */ - if (hair_mesh) + if (hair_mesh) { mul_m4_v3(sim->ob->obmat, ca->co); - else if (!keyed && !baked && !(psys->flag & PSYS_GLOBAL_HAIR)) + } + else if (!keyed && !baked && !(psys->flag & PSYS_GLOBAL_HAIR)) { mul_m4_v3(hairmat, ca->co); + } copy_v3_v3(ca->col, col); } @@ -2855,21 +3006,23 @@ void psys_cache_paths(ParticleSimulationData *sim, float cfra, const bool use_re /* apply effectors */ if ((psys->part->flag & PART_CHILD_EFFECT) == 0) { float effector = 1.0f; - if (vg_effector) + if (vg_effector) { effector *= psys_particle_value_from_verts( psmd->mesh_final, psys->part->from, pa, vg_effector); + } sub_v3_v3v3(vec, (cache[p] + 1)->co, cache[p]->co); length = len_v3(vec); - for (k = 1, ca = cache[p] + 1; k <= segments; k++, ca++) + for (k = 1, ca = cache[p] + 1; k <= segments; k++, ca++) { do_path_effectors( sim, p, ca, k, segments, cache[p]->co, effector, dfra, cfra, &length, vec); + } } /* apply guide curves to path data */ if (sim->psys->effectors && (psys->part->flag & PART_CHILD_EFFECT) == 0) { - for (k = 0, ca = cache[p]; k <= segments; k++, ca++) + for (k = 0, ca = cache[p]; k <= segments; k++, ca++) { /* ca is safe to cast, since only co and vel are used */ do_guides(sim->depsgraph, sim->psys->part, @@ -2877,12 +3030,14 @@ void psys_cache_paths(ParticleSimulationData *sim, float cfra, const bool use_re (ParticleKey *)ca, p, (float)k / (float)segments); + } } /* lattices have to be calculated separately to avoid mixups between effector calculations */ if (psys->lattice_deform_data) { - for (k = 0, ca = cache[p]; k <= segments; k++, ca++) + for (k = 0, ca = cache[p]; k <= segments; k++, ca++) { calc_latt_deform(psys->lattice_deform_data, ca->co, psys->lattice_strength); + } } } @@ -2890,14 +3045,16 @@ void psys_cache_paths(ParticleSimulationData *sim, float cfra, const bool use_re for (k = 1, ca = cache[p] + 1; k <= segments; k++, ca++) { cache_key_incremental_rotation(ca, ca - 1, ca - 2, prev_tangent, k); - if (k == segments) + if (k == segments) { copy_qt_qt(ca->rot, (ca - 1)->rot); + } /* set velocity */ sub_v3_v3v3(ca->vel, ca->co, (ca - 1)->co); - if (k == 1) + if (k == 1) { copy_v3_v3((ca - 1)->vel, ca->vel); + } ca->time = (float)k / (float)segments; } @@ -2918,11 +3075,13 @@ void psys_cache_paths(ParticleSimulationData *sim, float cfra, const bool use_re psys->lattice_deform_data = NULL; } - if (vg_effector) + if (vg_effector) { MEM_freeN(vg_effector); + } - if (vg_length) + if (vg_length) { MEM_freeN(vg_length); + } } typedef struct CacheEditrPathsIterData { @@ -3017,14 +3176,16 @@ static void psys_cache_edit_paths_iter(void *__restrict iter_data_v, if (k) { cache_key_incremental_rotation(ca, ca - 1, ca - 2, prev_tangent, k); - if (k == segments) + if (k == segments) { copy_qt_qt(ca->rot, (ca - 1)->rot); + } /* set velocity */ sub_v3_v3v3(ca->vel, ca->co, (ca - 1)->co); - if (k == 1) + if (k == 1) { copy_v3_v3((ca - 1)->vel, ca->vel); + } } } else { @@ -3197,14 +3358,18 @@ void copy_particle_key(ParticleKey *to, ParticleKey *from, int time) } void psys_get_from_key(ParticleKey *key, float loc[3], float vel[3], float rot[4], float *time) { - if (loc) + if (loc) { copy_v3_v3(loc, key->co); - if (vel) + } + if (vel) { copy_v3_v3(vel, key->vel); - if (rot) + } + if (rot) { copy_qt_qt(rot, key->rot); - if (time) + } + if (time) { *time = key->time; + } } static void triatomat(float *v1, float *v2, float *v3, float (*uv)[2], float mat[4][4]) @@ -3236,8 +3401,9 @@ static void triatomat(float *v1, float *v2, float *v3, float (*uv)[2], float mat mat[1][2] = w1 * (v2[2] - v1[2]) + w2 * (v3[2] - v1[2]); normalize_v3(mat[1]); } - else + else { mat[1][0] = mat[1][1] = mat[1][2] = 0.0f; + } } else { sub_v3_v3v3(mat[1], v2, v1); @@ -3271,8 +3437,9 @@ static void psys_face_mat(Object *ob, Mesh *mesh, ParticleData *pa, float mat[4] /* ugly hack to use non-transformed orcos, since only those * give symmetric results for mirroring in particle mode */ - if (CustomData_get_layer(&mesh->vdata, CD_ORIGINDEX)) + if (CustomData_get_layer(&mesh->vdata, CD_ORIGINDEX)) { BKE_mesh_orco_verts_transform(ob->data, v, 3, 1); + } } else { copy_v3_v3(v[0], mesh->mvert[mface->v1].co); @@ -3309,8 +3476,9 @@ void psys_mat_hair_to_orco( mesh, from, pa->num, pa->num_dmcache, pa->fuv, pa->foffset, vec, 0, 0, 0, orco); /* see psys_face_mat for why this function is called */ - if (CustomData_get_layer(&mesh->vdata, CD_ORIGINDEX)) + if (CustomData_get_layer(&mesh->vdata, CD_ORIGINDEX)) { BKE_mesh_orco_verts_transform(ob->data, &orco, 1, 1); + } copy_v3_v3(hairmat[3], orco); } @@ -3342,16 +3510,18 @@ ModifierData *object_add_particle_system(Main *bmain, Scene *scene, Object *ob, ModifierData *md; ParticleSystemModifierData *psmd; - if (!ob || ob->type != OB_MESH) + if (!ob || ob->type != OB_MESH) { return NULL; + } if (name == NULL) { name = DATA_("ParticleSettings"); } psys = ob->particlesystem.first; - for (; psys; psys = psys->next) + for (; psys; psys = psys->next) { psys->flag &= ~PSYS_CURRENT; + } psys = MEM_callocN(sizeof(ParticleSystem), "particle_system"); psys->pointcache = BKE_ptcache_add(&psys->ptcaches); @@ -3383,22 +3553,27 @@ void object_remove_particle_system(Main *bmain, Scene *UNUSED(scene), Object *ob ParticleSystemModifierData *psmd; ModifierData *md; - if (!psys) + if (!psys) { return; + } /* clear all other appearances of this pointer (like on smoke flow modifier) */ if ((md = modifiers_findByType(ob, eModifierType_Smoke))) { SmokeModifierData *smd = (SmokeModifierData *)md; - if ((smd->type == MOD_SMOKE_TYPE_FLOW) && smd->flow && smd->flow->psys) - if (smd->flow->psys == psys) + if ((smd->type == MOD_SMOKE_TYPE_FLOW) && smd->flow && smd->flow->psys) { + if (smd->flow->psys == psys) { smd->flow->psys = NULL; + } + } } if ((md = modifiers_findByType(ob, eModifierType_DynamicPaint))) { DynamicPaintModifierData *pmd = (DynamicPaintModifierData *)md; - if (pmd->brush && pmd->brush->psys) - if (pmd->brush->psys == psys) + if (pmd->brush && pmd->brush->psys) { + if (pmd->brush->psys == psys) { pmd->brush->psys = NULL; + } + } } /* clear modifier */ @@ -3413,10 +3588,12 @@ void object_remove_particle_system(Main *bmain, Scene *UNUSED(scene), Object *ob } psys_free(ob, psys); - if (ob->particlesystem.first) + if (ob->particlesystem.first) { ((ParticleSystem *)ob->particlesystem.first)->flag |= PSYS_CURRENT; - else + } + else { ob->mode &= ~OB_MODE_PARTICLE_EDIT; + } DEG_relations_tag_update(bmain); DEG_id_tag_update(&ob->id, ID_RECALC_GEOMETRY); @@ -3495,8 +3672,9 @@ static void default_particle_settings(ParticleSettings *part) part->color_vec_max = 1.f; part->draw_col = PART_DRAW_COL_MAT; - if (!part->effector_weights) + if (!part->effector_weights) { part->effector_weights = BKE_effector_add_weights(NULL); + } part->omat = 1; part->use_modifier_stack = false; @@ -3631,11 +3809,13 @@ static int get_particle_uv(Mesh *mesh, tf = CustomData_get_layer_named(&mesh->fdata, CD_MTFACE, name); - if (tf == NULL) + if (tf == NULL) { tf = mesh->mtface; + } - if (tf == NULL) + if (tf == NULL) { return 0; + } if (pa) { i = ELEM(pa->num_dmcache, DMCACHE_NOTFOUND, DMCACHE_ISCHILD) ? pa->num : pa->num_dmcache; @@ -3739,8 +3919,9 @@ static void get_cpa_texture(Mesh *mesh, if (ELEM(texco, TEXCO_UV, TEXCO_ORCO) && (ELEM(part->from, PART_FROM_FACE, PART_FROM_VOLUME) == 0 || - part->distr == PART_DISTR_GRID)) + part->distr == PART_DISTR_GRID)) { texco = TEXCO_GLOB; + } switch (texco) { case TEXCO_GLOB: @@ -3748,8 +3929,9 @@ static void get_cpa_texture(Mesh *mesh, break; case TEXCO_OBJECT: copy_v3_v3(texvec, par->state.co); - if (mtex->object) + if (mtex->object) { mul_m4_v3(mtex->object->imat, texvec); + } break; case TEXCO_UV: if (fw && get_particle_uv(mesh, @@ -3776,9 +3958,10 @@ static void get_cpa_texture(Mesh *mesh, externtex(mtex, texvec, &value, rgba, rgba + 1, rgba + 2, rgba + 3, 0, NULL, false, false); - if ((event & mtex->mapto) & PAMAP_ROUGH) + if ((event & mtex->mapto) & PAMAP_ROUGH) { ptex->rough1 = ptex->rough2 = ptex->roughe = texture_value_blend( def, ptex->rough1, value, mtex->roughfac, blend); + } SET_PARTICLE_TEXTURE(PAMAP_LENGTH, ptex->length, mtex->lengthfac); SET_PARTICLE_TEXTURE(PAMAP_CLUMP, ptex->clump, mtex->clumpfac); @@ -3824,8 +4007,9 @@ void psys_get_texture( short texco = mtex->texco; if (texco == TEXCO_UV && (ELEM(part->from, PART_FROM_FACE, PART_FROM_VOLUME) == 0 || - part->distr == PART_DISTR_GRID)) + part->distr == PART_DISTR_GRID)) { texco = TEXCO_GLOB; + } switch (texco) { case TEXCO_GLOB: @@ -3833,8 +4017,9 @@ void psys_get_texture( break; case TEXCO_OBJECT: copy_v3_v3(texvec, pa->state.co); - if (mtex->object) + if (mtex->object) { mul_m4_v3(mtex->object->imat, texvec); + } break; case TEXCO_UV: if (get_particle_uv(sim->psmd->mesh_final, @@ -3865,20 +4050,25 @@ void psys_get_texture( BKE_mesh_texspace_calc(me); } sub_v3_v3(texvec, me->loc); - if (me->size[0] != 0.0f) + if (me->size[0] != 0.0f) { texvec[0] /= me->size[0]; - if (me->size[1] != 0.0f) + } + if (me->size[1] != 0.0f) { texvec[1] /= me->size[1]; - if (me->size[2] != 0.0f) + } + if (me->size[2] != 0.0f) { texvec[2] /= me->size[2]; + } break; case TEXCO_PARTICLE: /* texture coordinates in range [-1, 1] */ texvec[0] = 2.f * (cfra - pa->time) / (pa->dietime - pa->time) - 1.f; - if (sim->psys->totpart > 0) + if (sim->psys->totpart > 0) { texvec[1] = 2.f * (float)(pa - sim->psys->particles) / (float)sim->psys->totpart - 1.f; - else + } + else { texvec[1] = 0.0f; + } texvec[2] = 0.f; break; } @@ -3894,8 +4084,9 @@ void psys_get_texture( ptex->time += timefac * ((flip) ? 1.0f - value : value); setvars |= MAP_PA_TIME; } - else + else { ptex->time = texture_value_blend(def, ptex->time, value, mtex->timefac, blend); + } } SET_PARTICLE_TEXTURE(PAMAP_LIFE, ptex->life, mtex->lifefac); SET_PARTICLE_TEXTURE(PAMAP_DENS, ptex->exist, mtex->padensfac); @@ -3949,10 +4140,12 @@ float psys_get_child_time( life = pa->lifetime; } - if (birthtime) + if (birthtime) { *birthtime = time; - if (dietime) + } + if (dietime) { *dietime = time + life; + } return (cfra - time) / life; } @@ -3978,8 +4171,9 @@ float psys_get_child_size(ParticleSystem *psys, size *= part->childsize; - if (part->childrandsize != 0.0f) + if (part->childrandsize != 0.0f) { size *= 1.0f - part->childrandsize * psys_frand(psys, cpa - psys->child + 26); + } return size; } @@ -4007,33 +4201,42 @@ static void get_child_modifier_parameters(ParticleSettings *part, PAMAP_DENS | PAMAP_CHILD, psys->cfra); - if (ptex->exist < psys_frand(psys, i + 24)) + if (ptex->exist < psys_frand(psys, i + 24)) { return; + } - if (ctx->vg_length) + if (ctx->vg_length) { ptex->length *= psys_interpolate_value_from_verts( ctx->mesh, cpa_from, cpa_num, cpa_fuv, ctx->vg_length); - if (ctx->vg_clump) + } + if (ctx->vg_clump) { ptex->clump *= psys_interpolate_value_from_verts( ctx->mesh, cpa_from, cpa_num, cpa_fuv, ctx->vg_clump); - if (ctx->vg_kink) + } + if (ctx->vg_kink) { ptex->kink_freq *= psys_interpolate_value_from_verts( ctx->mesh, cpa_from, cpa_num, cpa_fuv, ctx->vg_kink); - if (ctx->vg_rough1) + } + if (ctx->vg_rough1) { ptex->rough1 *= psys_interpolate_value_from_verts( ctx->mesh, cpa_from, cpa_num, cpa_fuv, ctx->vg_rough1); - if (ctx->vg_rough2) + } + if (ctx->vg_rough2) { ptex->rough2 *= psys_interpolate_value_from_verts( ctx->mesh, cpa_from, cpa_num, cpa_fuv, ctx->vg_rough2); - if (ctx->vg_roughe) + } + if (ctx->vg_roughe) { ptex->roughe *= psys_interpolate_value_from_verts( ctx->mesh, cpa_from, cpa_num, cpa_fuv, ctx->vg_roughe); - if (ctx->vg_effector) + } + if (ctx->vg_effector) { ptex->effector *= psys_interpolate_value_from_verts( ctx->mesh, cpa_from, cpa_num, cpa_fuv, ctx->vg_effector); - if (ctx->vg_twist) + } + if (ctx->vg_twist) { ptex->twist *= psys_interpolate_value_from_verts( ctx->mesh, cpa_from, cpa_num, cpa_fuv, ctx->vg_twist); + } } /* get's hair (or keyed) particles state at the "path time" specified in state->time */ void psys_get_particle_on_path(ParticleSimulationData *sim, @@ -4113,8 +4316,9 @@ void psys_get_particle_on_path(ParticleSimulationData *sim, /* TODO: proper velocity handling */ } - if (psys->lattice_deform_data && edit == 0) + if (psys->lattice_deform_data && edit == 0) { calc_latt_deform(psys->lattice_deform_data, state->co, psys->lattice_strength); + } } } } @@ -4135,8 +4339,9 @@ void psys_get_particle_on_path(ParticleSimulationData *sim, cpa = psys->child + p - totpart; - if (state->time < 0.0f) + if (state->time < 0.0f) { t = psys_get_child_time(psys, cpa, -state->time, NULL, NULL); + } if (totchild && part->childtype == PART_CHILD_FACES) { /* part->parents could still be 0 so we can't test with totparent */ @@ -4181,10 +4386,12 @@ void psys_get_particle_on_path(ParticleSimulationData *sim, 0, 0, par_orco); - if (part->type == PART_HAIR) + if (part->type == PART_HAIR) { psys_mat_hair_to_global(sim->ob, sim->psmd->mesh_final, psys->part->from, pa, hairmat); - else + } + else { unit_m4(hairmat); + } pa = 0; } @@ -4257,8 +4464,9 @@ void psys_get_particle_on_path(ParticleSimulationData *sim, par = keys; - if (vel) + if (vel) { copy_particle_key(&tstate, state, 1); + } /* apply different deformations to the child path */ ParticleChildModifierContext modifier_ctx = {NULL}; @@ -4312,12 +4520,14 @@ int psys_get_particle_state(ParticleSimulationData *sim, int p, ParticleKey *sta cfra = state->time > 0 ? state->time : DEG_get_ctime(sim->depsgraph); if (p >= totpart) { - if (!psys->totchild) + if (!psys->totchild) { return 0; + } if (part->childtype == PART_CHILD_FACES) { - if (!(psys->flag & PSYS_KEYED)) + if (!(psys->flag & PSYS_KEYED)) { return 0; + } cpa = psys->child + p - totpart; @@ -4388,14 +4598,17 @@ int psys_get_particle_state(ParticleSimulationData *sim, int p, ParticleKey *sta do_child_modifiers(&modifier_ctx, mat, state, t); - if (psys->lattice_deform_data) + if (psys->lattice_deform_data) { calc_latt_deform(psys->lattice_deform_data, state->co, psys->lattice_strength); + } } else { - if (pa->state.time == cfra || ELEM(part->phystype, PART_PHYS_NO, PART_PHYS_KEYED)) + if (pa->state.time == cfra || ELEM(part->phystype, PART_PHYS_NO, PART_PHYS_KEYED)) { copy_particle_key(state, &pa->state, 1); - else if (pa->prev_state.time == cfra) + } + else if (pa->prev_state.time == cfra) { copy_particle_key(state, &pa->prev_state, 1); + } else { float dfra, frs_sec = sim->scene->r.frs_sec; /* let's interpolate to try to be as accurate as possible */ @@ -4447,8 +4660,9 @@ int psys_get_particle_state(ParticleSimulationData *sim, int p, ParticleKey *sta } } - if (sim->psys->lattice_deform_data) + if (sim->psys->lattice_deform_data) { calc_latt_deform(sim->psys->lattice_deform_data, state->co, psys->lattice_strength); + } } return 1; @@ -4518,8 +4732,9 @@ void psys_get_dupli_texture(ParticleSystem *psys, num = pa->num_dmcache; - if (num == DMCACHE_NOTFOUND) + if (num == DMCACHE_NOTFOUND) { num = pa->num; + } if (num >= psmd->mesh_final->totface) { /* happens when simplify is enabled @@ -4554,10 +4769,11 @@ void psys_get_dupli_path_transform(ParticleSimulationData *sim, sub_v3_v3v3(vec, (cache + cache->segments)->co, cache->co); len = normalize_v3(vec); - if (pa == NULL && psys->part->childflat != PART_CHILD_FACES) + if (pa == NULL && psys->part->childflat != PART_CHILD_FACES) { pa = psys->particles + cpa->pa[0]; + } - if (pa) + if (pa) { psys_particle_on_emitter(psmd, sim->psys->part->from, pa->num, @@ -4569,7 +4785,8 @@ void psys_get_dupli_path_transform(ParticleSimulationData *sim, 0, 0, 0); - else + } + else { psys_particle_on_emitter(psmd, PART_FROM_FACE, cpa->num, @@ -4581,6 +4798,7 @@ void psys_get_dupli_path_transform(ParticleSimulationData *sim, 0, 0, 0); + } if (psys->part->rotmode == PART_ROT_VEL) { transpose_m3_m4(nmat, ob->imat); @@ -4607,8 +4825,9 @@ void psys_get_dupli_path_transform(ParticleSimulationData *sim, if (psys->part->phasefac != 0) { float q_phase[4]; float phasefac = psys->part->phasefac; - if (psys->part->randphasefac != 0.0f) + if (psys->part->randphasefac != 0.0f) { phasefac += psys->part->randphasefac * psys_frand(psys, (pa - psys->particles) + 20); + } axis_angle_to_quat(q_phase, vec, phasefac * (float)M_PI); mul_qt_v3(q_phase, side); |