Differential D7475 Diff 23897 source/blender/blenkernel/intern/particle.c

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source/blender/blenkernel/intern/particle.c

Show First 20 Lines • Show All 2,781 Lines • ▼ Show 20 Lines	static void psys_thread_create_path(ParticleTask *task,
}		}

/* Hide virtual parents */		/* Hide virtual parents */
if (i < ctx->totparent) {		if (i < ctx->totparent) {
child_keys->segments = -1;		child_keys->segments = -1;
}		}
}		}

static void exec_child_path_cache(TaskPool *__restrict UNUSED(pool),		static void exec_child_path_cache(TaskPool __restrict UNUSED(pool), void taskdata)
void *taskdata,
int UNUSED(threadid))
{		{
ParticleTask *task = taskdata;		ParticleTask *task = taskdata;
ParticleThreadContext *ctx = task->ctx;		ParticleThreadContext *ctx = task->ctx;
ParticleSystem *psys = ctx->sim.psys;		ParticleSystem *psys = ctx->sim.psys;
ParticleCacheKey **cache = psys->childcache;		ParticleCacheKey **cache = psys->childcache;
ChildParticle *cpa;		ChildParticle *cpa;
int i;		int i;

Show All 20 Lines	if (sim->psys->flag & PSYS_GLOBAL_HAIR) {
return;		return;
}		}

/* create a task pool for child path tasks */		/* 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;		return;
}		}

task_scheduler = BLI_task_scheduler_get();		task_scheduler = BLI_task_scheduler_legacy_get();
task_pool = BLI_task_pool_create(task_scheduler, &ctx, TASK_PRIORITY_LOW);		task_pool = BLI_task_pool_tbb_create(task_scheduler, &ctx, TASK_PRIORITY_LOW);
totchild = ctx.totchild;		totchild = ctx.totchild;
totparent = ctx.totparent;		totparent = ctx.totparent;

if (editupdate && sim->psys->childcache && totchild == sim->psys->totchildcache) {		if (editupdate && sim->psys->childcache && totchild == sim->psys->totchildcache) {
/* just overwrite the existing cache */		/* just overwrite the existing cache */
}		}
else {		else {
/* clear out old and create new empty path cache */		/* clear out old and create new empty path cache */
free_child_path_cache(sim->psys);		free_child_path_cache(sim->psys);

sim->psys->childcache = psys_alloc_path_cache_buffers(		sim->psys->childcache = psys_alloc_path_cache_buffers(
&sim->psys->childcachebufs, totchild, ctx.segments + ctx.extra_segments + 1);		&sim->psys->childcachebufs, totchild, ctx.segments + ctx.extra_segments + 1);
sim->psys->totchildcache = totchild;		sim->psys->totchildcache = totchild;
}		}

/* cache parent paths */		/* cache parent paths */
ctx.parent_pass = 1;		ctx.parent_pass = 1;
psys_tasks_create(&ctx, 0, totparent, &tasks_parent, &numtasks_parent);		psys_tasks_create(&ctx, 0, totparent, &tasks_parent, &numtasks_parent);
for (i = 0; i < numtasks_parent; i++) {		for (i = 0; i < numtasks_parent; i++) {
ParticleTask *task = &tasks_parent[i];		ParticleTask *task = &tasks_parent[i];

psys_task_init_path(task, sim);		psys_task_init_path(task, sim);
BLI_task_pool_push(task_pool, exec_child_path_cache, task, false, NULL);		BLI_task_pool_tbb_push(task_pool, exec_child_path_cache, task, false, NULL);
}		}
BLI_task_pool_work_and_wait(task_pool);		BLI_task_pool_tbb_work_and_wait(task_pool);

/* cache child paths */		/* cache child paths */
ctx.parent_pass = 0;		ctx.parent_pass = 0;
psys_tasks_create(&ctx, totparent, totchild, &tasks_child, &numtasks_child);		psys_tasks_create(&ctx, totparent, totchild, &tasks_child, &numtasks_child);
for (i = 0; i < numtasks_child; i++) {		for (i = 0; i < numtasks_child; i++) {
ParticleTask *task = &tasks_child[i];		ParticleTask *task = &tasks_child[i];

psys_task_init_path(task, sim);		psys_task_init_path(task, sim);
BLI_task_pool_push(task_pool, exec_child_path_cache, task, false, NULL);		BLI_task_pool_tbb_push(task_pool, exec_child_path_cache, task, false, NULL);
}		}
BLI_task_pool_work_and_wait(task_pool);		BLI_task_pool_tbb_work_and_wait(task_pool);

BLI_task_pool_free(task_pool);		BLI_task_pool_tbb_free(task_pool);

psys_tasks_free(tasks_parent, numtasks_parent);		psys_tasks_free(tasks_parent, numtasks_parent);
psys_tasks_free(tasks_child, numtasks_child);		psys_tasks_free(tasks_child, numtasks_child);

psys_thread_context_free(&ctx);		psys_thread_context_free(&ctx);
}		}

/* figure out incremental rotations along path starting from unit quat */		/* figure out incremental rotations along path starting from unit quat */
▲ Show 20 Lines • Show All 495 Lines • ▼ Show 20 Lines	void psys_cache_edit_paths(Depsgraph *depsgraph,
iter_data.edit = edit;		iter_data.edit = edit;
iter_data.psmd = edit->psmd_eval;		iter_data.psmd = edit->psmd_eval;
iter_data.pa = pa;		iter_data.pa = pa;
iter_data.segments = segments;		iter_data.segments = segments;
iter_data.use_weight = use_weight;		iter_data.use_weight = use_weight;

TaskParallelSettings settings;		TaskParallelSettings settings;
BLI_parallel_range_settings_defaults(&settings);		BLI_parallel_range_settings_defaults(&settings);
settings.scheduling_mode = TASK_SCHEDULING_DYNAMIC;
BLI_task_parallel_range(0, edit->totpoint, &iter_data, psys_cache_edit_paths_iter, &settings);		BLI_task_parallel_range(0, edit->totpoint, &iter_data, psys_cache_edit_paths_iter, &settings);

edit->totcached = totpart;		edit->totcached = totpart;

if (psys) {		if (psys) {
ParticleSimulationData sim = {0};		ParticleSimulationData sim = {0};
sim.depsgraph = depsgraph;		sim.depsgraph = depsgraph;
sim.scene = scene;		sim.scene = scene;
▲ Show 20 Lines • Show All 1,568 Lines • Show Last 20 Lines