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Optimize Global SDF chunk data

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This commit is contained in:
Wojciech Figat
2022-04-28 10:42:58 +02:00
parent a7e512bd50
commit 3ec856778c
2 changed files with 13 additions and 6 deletions
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17
Source/Engine/Renderer/GlobalSignDistanceFieldPass.cpp
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@@ -81,9 +81,16 @@ struct RasterizeModel
struct RasterizeChunk
{
bool Dynamic = false;
int32 ModelsCount = 0;
int32 Models[GLOBAL_SDF_RASTERIZE_MODEL_MAX_COUNT];
uint16 ModelsCount;
uint16 Dynamic : 1;
uint16 Models[GLOBAL_SDF_RASTERIZE_MODEL_MAX_COUNT];
uint16 Heightfields[GLOBAL_SDF_RASTERIZE_HEIGHTFIELD_MAX_COUNT];
RasterizeChunk()
{
ModelsCount = 0;
Dynamic = false;
}
};
constexpr int32 RasterizeChunkKeyHashResolution = GLOBAL_SDF_RASTERIZE_CHUNK_SIZE;
@@ -756,7 +763,7 @@ void GlobalSignDistanceFieldPass::RasterizeModelSDF(Actor* actor, const ModelBas
Vector3 volumeToUVWAdd = sdf.LocalToUVWAdd + (localVolumeBounds.Minimum + volumeLocalBoundsExtent) * sdf.LocalToUVWMul;
// Add model data for the GPU buffer
int32 modelIndex = _modelsBufferCount++;
uint16 modelIndex = _modelsBufferCount++;
ModelRasterizeData modelData;
Matrix::Transpose(worldToVolume, modelData.WorldToVolume);
Matrix::Transpose(volumeToWorld, modelData.VolumeToWorld);
@@ -797,7 +804,7 @@ void GlobalSignDistanceFieldPass::RasterizeModelSDF(Actor* actor, const ModelBas
}
}
// Track streaming for SDF textures used in static chunks to invalidate cache
// Track streaming for textures used in static chunks to invalidate cache
if (!dynamic && sdf.Texture->ResidentMipLevels() != sdf.Texture->MipLevels() && !_sdfData->SDFTextures.Contains(sdf.Texture))
{
sdf.Texture->Deleted.Bind<GlobalSignDistanceFieldCustomBuffer, &GlobalSignDistanceFieldCustomBuffer::OnSDFTextureDeleted>(_sdfData);

2
Source/Engine/Renderer/GlobalSignDistanceFieldPass.h
View File

@@ -42,7 +42,7 @@ private:
// Rasterization cache
class DynamicStructuredBuffer* _modelsBuffer = nullptr;
Array<GPUTextureView*> _modelsTextures;
int32 _modelsBufferCount;
uint16 _modelsBufferCount;
float _voxelSize;
BoundingBox _cascadeBounds;
class GlobalSignDistanceFieldCustomBuffer* _sdfData;