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Add support for multi-threaded CPU particles simulation

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This commit is contained in:
Wojtek Figat
2021-06-15 23:48:00 +02:00
parent 2a73d18d14
commit d2d8a83461
11 changed files with 245 additions and 313 deletions
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7
Source/Engine/Particles/ParticlesSimulation.cpp
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@@ -24,6 +24,7 @@ void ParticleEmitterInstance::ClearState()
Version = 0;
Time = 0;
SpawnModulesData.Clear();
CustomData.Clear();
#if COMPILE_WITH_GPU_PARTICLES
GPU.DeltaTime = 0.0f;
GPU.SpawnCount = 0;
@@ -61,12 +62,16 @@ void ParticleEmitterInstance::Sync(ParticleSystemInstance& systemInstance, Parti
if (SpawnModulesData.Count() != emitter->Graph.SpawnModules.Count())
{
SpawnModulesData.Resize(emitter->Graph.SpawnModules.Count(), false);
SpawnerData data;
data.SpawnCounter = 0;
data.NextSpawnTime = 0;
SpawnModulesData.SetAll(data);
}
if (CustomData.Count() != emitter->Graph.CustomDataSize)
{
CustomData.Resize(emitter->Graph.CustomDataSize, false);
Platform::MemoryClear(CustomData.Get(), CustomData.Count());
}
}
// Sync buffer version