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Optimising SurfaceExtractor.

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This commit is contained in:
David Williams
2009-06-01 22:30:17 +00:00
parent f6ffe950f7
commit e4ae262f96
2 changed files with 89 additions and 75 deletions
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17
library/PolyVoxCore/include/SurfaceExtractor.h
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@ -50,14 +50,25 @@ namespace PolyVox
Volume<uint8_t> m_volData;
VolumeSampler<uint8_t> m_iterVolume;
uint8_t* m_pPreviousBitmask;
uint8_t* m_pCurrentBitmask;
int32_t* m_pPreviousVertexIndicesX;
int32_t* m_pPreviousVertexIndicesY;
int32_t* m_pPreviousVertexIndicesZ;
int32_t* m_pCurrentVertexIndicesX;
int32_t* m_pCurrentVertexIndicesY;
int32_t* m_pCurrentVertexIndicesZ;
uint32_t getIndex(uint32_t x, uint32_t y, uint32_t regionWidth);
//void extractSurfaceForRegionLevel0(Volume<uint8_t>* volumeData, Region region, IndexedSurfacePatch* singleMaterialPatch);
void extractSurfaceImpl(Volume<uint8_t>* volumeData, Region region, IndexedSurfacePatch* singleMaterialPatch);
uint32_t computeBitmaskForSlice(VolumeSampler<uint8_t>& volIter, const Region& regSlice, const Vector3DFloat& offset, uint8_t *bitmask, uint8_t *previousBitmask);
void generateIndicesForSlice(VolumeSampler<uint8_t>& volIter, const Region& regSlice, IndexedSurfacePatch* singleMaterialPatch, const Vector3DFloat& offset, uint8_t* bitmask0, uint8_t* bitmask1, int32_t vertexIndicesX0[],int32_t vertexIndicesY0[],int32_t vertexIndicesZ0[], int32_t vertexIndicesX1[],int32_t vertexIndicesY1[],int32_t vertexIndicesZ1[]);
void generateVerticesForSlice(VolumeSampler<uint8_t>& volIter, Region& regSlice, const Vector3DFloat& offset, uint8_t* bitmask, IndexedSurfacePatch* singleMaterialPatch,int32_t vertexIndicesX[],int32_t vertexIndicesY[],int32_t vertexIndicesZ[]);
uint32_t computeBitmaskForSlice(VolumeSampler<uint8_t>& volIter, const Region& regSlice, const Vector3DFloat& offset);
void generateIndicesForSlice(VolumeSampler<uint8_t>& volIter, const Region& regSlice, IndexedSurfacePatch* singleMaterialPatch, const Vector3DFloat& offset);
void generateVerticesForSlice(VolumeSampler<uint8_t>& volIter, Region& regSlice, const Vector3DFloat& offset, IndexedSurfacePatch* singleMaterialPatch);
};
}