diff options
Diffstat (limited to 'source/blender/blenkernel/intern/particle.c')
| -rw-r--r-- | source/blender/blenkernel/intern/particle.c | 45 |
1 files changed, 31 insertions, 14 deletions
diff --git a/source/blender/blenkernel/intern/particle.c b/source/blender/blenkernel/intern/particle.c index 986e47894ca..63ff11e8eea 100644 --- a/source/blender/blenkernel/intern/particle.c +++ b/source/blender/blenkernel/intern/particle.c @@ -477,7 +477,9 @@ static void fluid_free_settings(SPHFluidSettings *fluid) } } -/** Free (or release) any data used by this particle settings (does not free the partsett itself). */ +/** + * Free (or release) any data used by this particle settings (does not free the partsett itself). + */ void BKE_particlesettings_free(ParticleSettings *part) { int a; @@ -603,7 +605,8 @@ void psys_free_particles(ParticleSystem *psys) PARTICLE_P; if (psys->particles) { - /* Even though psys->part should never be NULL, this can happen as an exception during deletion. + /* Even though psys->part should never be NULL, + * this can happen as an exception during deletion. * See ID_REMAP_SKIP/FORCE/FLAG_NEVER_NULL_USAGE in BKE_library_remap. */ if (psys->part && psys->part->type == PART_HAIR) { LOOP_PARTICLES @@ -846,8 +849,12 @@ typedef struct ParticleInterpolationData { float birthtime, dietime; int bspline; } ParticleInterpolationData; -/* Assumes pointcache->mem_cache exists, so for disk cached particles call psys_make_temp_pointcache() before use */ -/* It uses ParticleInterpolationData->pm to store the current memory cache frame so it's thread safe. */ +/** + * Assumes pointcache->mem_cache exists, so for disk cached particles + * call #psys_make_temp_pointcache() before use. + * It uses #ParticleInterpolationData.pm to store the current memory cache frame + * so it's thread safe. + */ static void get_pointcache_keys_for_time(Object *UNUSED(ob), PointCache *cache, PTCacheMem **cur, @@ -1194,7 +1201,8 @@ static void do_particle_interpolation(ParticleSystem *psys, interp_qt_qtqt(result->rot, keys[1].rot, keys[2].rot, keytime); } - /* now we should have in chronologiacl order k1<=k2<=t<=k3<=k4 with keytime between [0, 1]->[k2, k3] (k1 & k4 used for cardinal & bspline interpolation)*/ + /* Now we should have in chronologiacl order k1<=k2<=t<=k3<=k4 with keytime between + * [0, 1]->[k2, k3] (k1 & k4 used for cardinal & bspline interpolation). */ psys_interpolate_particle((pind->keyed || pind->cache || point_vel) ? -1 /* signal for cubic interpolation */ : @@ -1574,7 +1582,8 @@ int psys_particle_dm_face_lookup(Mesh *mesh_final, } else { /* if we have no node, try every face */ for (int findex_dst = 0; findex_dst < totface_final; findex_dst++) { - /* If current tessface from 'final' DM and orig tessface (given by index) map to the same orig poly... */ + /* If current tessface from 'final' DM and orig tessface (given by index) + * map to the same orig poly. */ if (BKE_mesh_origindex_mface_mpoly(index_mf_to_mpoly, index_mp_to_orig, findex_dst) == pindex_orig) { faceuv = osface_final[findex_dst].uv; @@ -2245,7 +2254,8 @@ void psys_find_parents(ParticleSimulationData *sim, const bool use_render_params psys_particle_on_emitter( sim->psmd, from, cpa->num, DMCACHE_ISCHILD, cpa->fuv, cpa->foffset, co, 0, 0, 0, orco); - /* Check if particle doesn't exist because of texture influence. Insert only existing particles into kdtree. */ + /* Check if particle doesn't exist because of texture influence. + * Insert only existing particles into kdtree. */ get_cpa_texture(sim->psmd->mesh_final, psys, part, @@ -2463,7 +2473,8 @@ static void psys_thread_create_path(ParticleTask *task, const ParticleCacheKey *key_w_last = pcache_key_segment_endpoint_safe(key[w]); float d; if (part->flag & PART_CHILD_LONG_HAIR) { - /* For long hair use tip distance/root distance as parting factor instead of root to tip angle. */ + /* For long hair use tip distance/root distance as parting + * factor instead of root to tip angle. */ float d1 = len_v3v3(key[0]->co, key[w]->co); float d2 = len_v3v3(key_0_last->co, key_w_last->co); @@ -2676,7 +2687,8 @@ static void psys_thread_create_path(ParticleTask *task, pa = &psys->particles[cpa->parent]; par = pcache[cpa->parent]; - /* If particle is unexisting, try to pick a viable parent from particles used for interpolation. */ + /* If particle is unexisting, try to pick a viable parent from particles + * used for interpolation. */ for (k = 0; k < 4 && pa && (pa->flag & PARS_UNEXIST); k++) { if (cpa->pa[k] >= 0) { pa = &psys->particles[cpa->pa[k]]; @@ -3741,8 +3753,10 @@ void BKE_particlesettings_twist_curve_init(ParticleSettings *part) } /** - * Only copy internal data of ParticleSettings ID from source to already allocated/initialized destination. - * You probably never want to use that directly, use BKE_id_copy or BKE_id_copy_ex for typical needs. + * Only copy internal data of ParticleSettings ID from source + * to already allocated/initialized destination. + * You probably never want to use that directly, + * use #BKE_id_copy or #BKE_id_copy_ex for typical needs. * * WARNING! This function will not handle ID user count! * @@ -4368,7 +4382,8 @@ void psys_get_particle_on_path(ParticleSimulationData *sim, psys_particle_on_emitter( psmd, cpa_from, cpa_num, DMCACHE_ISCHILD, cpa->fuv, foffset, co, 0, 0, 0, orco); - /* we need to save the actual root position of the child for positioning it accurately to the surface of the emitter */ + /* We need to save the actual root position of the child for + * positioning it accurately to the surface of the emitter. */ //copy_v3_v3(cpa_1st, co); //mul_m4_v3(ob->obmat, cpa_1st); @@ -4614,7 +4629,8 @@ int psys_get_particle_state(ParticleSimulationData *sim, int p, ParticleKey *sta /* let's interpolate to try to be as accurate as possible */ if (pa->state.time + 2.f >= state->time && pa->prev_state.time - 2.f <= state->time) { if (pa->prev_state.time >= pa->state.time || pa->prev_state.time < 0.f) { - /* prev_state is wrong so let's not use it, this can happen at frames 1, 0 or particle birth */ + /* prev_state is wrong so let's not use it, + * this can happen at frames 1, 0 or particle birth. */ dfra = state->time - pa->state.time; copy_particle_key(state, &pa->state, 1); @@ -4655,7 +4671,8 @@ int psys_get_particle_state(ParticleSimulationData *sim, int p, ParticleKey *sta madd_v3_v3v3fl(state->co, state->co, state->vel, dfra / frs_sec); } else { - /* extrapolating over big ranges is not accurate so let's just give something close to reasonable back */ + /* Extrapolating over big ranges is not accurate + * so let's just give something close to reasonable back. */ copy_particle_key(state, &pa->state, 0); } } |