AnotherFoxGuy/polyvox
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Merged in RLE branch.

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This commit is contained in:
David Williams
2011-04-05 20:55:20 +00:00
parent 91c9aebda0 a1d05423be
commit 076ab9865e
54 changed files with 29210 additions and 730 deletions
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42
library/PolyVoxCore/include/SurfaceExtractor.inl
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@ -38,7 +38,7 @@ namespace PolyVox
{
//m_regSizeInVoxels.cropTo(m_volData->getEnclosingRegion());
m_regSizeInCells = m_regSizeInVoxels;
m_regSizeInCells.setUpperCorner(m_regSizeInCells.getUpperCorner() - Vector3DInt16(1,1,1));
m_regSizeInCells.setUpperCorner(m_regSizeInCells.getUpperCorner() - Vector3DInt32(1,1,1));
m_meshCurrent->clear();
}
@ -46,7 +46,9 @@ namespace PolyVox
template <typename VoxelType>
void SurfaceExtractor<VoxelType>::execute()
{
uint32_t arraySizes[2]= {m_regSizeInVoxels.width()+1, m_regSizeInVoxels.height()+1}; // Array dimensions
uint32_t uArrayWidth = m_regSizeInVoxels.getUpperCorner().getX() - m_regSizeInVoxels.getLowerCorner().getX() + 1;
uint32_t uArrayHeight = m_regSizeInVoxels.getUpperCorner().getY() - m_regSizeInVoxels.getLowerCorner().getY() + 1;
uint32_t arraySizes[2]= {uArrayWidth, uArrayHeight}; // Array dimensions
//For edge indices
Array2DInt32 m_pPreviousVertexIndicesX(arraySizes);
@ -61,7 +63,7 @@ namespace PolyVox
//Create a region corresponding to the first slice
m_regSlicePrevious = m_regSizeInVoxels;
Vector3DInt16 v3dUpperCorner = m_regSlicePrevious.getUpperCorner();
Vector3DInt32 v3dUpperCorner = m_regSlicePrevious.getUpperCorner();
v3dUpperCorner.setZ(m_regSlicePrevious.getLowerCorner().getZ()); //Set the upper z to the lower z to make it one slice thick.
m_regSlicePrevious.setUpperCorner(v3dUpperCorner);
m_regSliceCurrent = m_regSlicePrevious;
@ -88,10 +90,10 @@ namespace PolyVox
m_pPreviousVertexIndicesZ.swap(m_pCurrentVertexIndicesZ);
m_regSlicePrevious = m_regSliceCurrent;
m_regSliceCurrent.shift(Vector3DInt16(0,0,1));
m_regSliceCurrent.shift(Vector3DInt32(0,0,1));
//Process the other slices (previous slice is available)
for(int16_t uSlice = 1; uSlice <= m_regSizeInVoxels.depth(); uSlice++)
for(int32_t uSlice = 1; uSlice <= m_regSizeInVoxels.getUpperCorner().getZ() - m_regSizeInVoxels.getLowerCorner().getZ(); uSlice++)
{
computeBitmaskForSlice<true>(pPreviousBitmask, pCurrentBitmask);
uNoOfNonEmptyCellsForSlice1 = m_uNoOfOccupiedCells;
@ -116,7 +118,7 @@ namespace PolyVox
m_pPreviousVertexIndicesZ.swap(m_pCurrentVertexIndicesZ);
m_regSlicePrevious = m_regSliceCurrent;
m_regSliceCurrent.shift(Vector3DInt16(0,0,1));
m_regSliceCurrent.shift(Vector3DInt32(0,0,1));
}
m_meshCurrent->m_Region = m_regSizeInVoxels;
@ -134,8 +136,8 @@ namespace PolyVox
{
m_uNoOfOccupiedCells = 0;
const int16_t iMaxXVolSpace = m_regSliceCurrent.getUpperCorner().getX();
const int16_t iMaxYVolSpace = m_regSliceCurrent.getUpperCorner().getY();
const int32_t iMaxXVolSpace = m_regSliceCurrent.getUpperCorner().getX();
const int32_t iMaxYVolSpace = m_regSliceCurrent.getUpperCorner().getY();
iZVolSpace = m_regSliceCurrent.getLowerCorner().getZ();
uZRegSpace = iZVolSpace - m_regSizeInVoxels.getLowerCorner().getZ();
@ -400,18 +402,18 @@ namespace PolyVox
Array2DInt32& m_pCurrentVertexIndicesY,
Array2DInt32& m_pCurrentVertexIndicesZ)
{
int16_t iZVolSpace = m_regSliceCurrent.getLowerCorner().getZ();
const uint16_t uZRegSpace = iZVolSpace - m_regSizeInVoxels.getLowerCorner().getZ();
int32_t iZVolSpace = m_regSliceCurrent.getLowerCorner().getZ();
const uint32_t uZRegSpace = iZVolSpace - m_regSizeInVoxels.getLowerCorner().getZ();
//Iterate over each cell in the region
for(int16_t iYVolSpace = m_regSliceCurrent.getLowerCorner().getY(); iYVolSpace <= m_regSliceCurrent.getUpperCorner().getY(); iYVolSpace++)
for(int32_t iYVolSpace = m_regSliceCurrent.getLowerCorner().getY(); iYVolSpace <= m_regSliceCurrent.getUpperCorner().getY(); iYVolSpace++)
{
const uint16_t uYRegSpace = iYVolSpace - m_regSizeInVoxels.getLowerCorner().getY();
const uint32_t uYRegSpace = iYVolSpace - m_regSizeInVoxels.getLowerCorner().getY();
for(int16_t iXVolSpace = m_regSliceCurrent.getLowerCorner().getX(); iXVolSpace <= m_regSliceCurrent.getUpperCorner().getX(); iXVolSpace++)
for(int32_t iXVolSpace = m_regSliceCurrent.getLowerCorner().getX(); iXVolSpace <= m_regSliceCurrent.getUpperCorner().getX(); iXVolSpace++)
{
//Current position
const uint16_t uXRegSpace = iXVolSpace - m_regSizeInVoxels.getLowerCorner().getX();
const uint32_t uXRegSpace = iXVolSpace - m_regSizeInVoxels.getLowerCorner().getX();
//Determine the index into the edge table which tells us which vertices are inside of the surface
uint8_t iCubeIndex = pCurrentBitmask[uXRegSpace][uYRegSpace];
@ -622,17 +624,17 @@ namespace PolyVox
indlist[i] = -1;
}
for(int16_t iYVolSpace = m_regSlicePrevious.getLowerCorner().getY(); iYVolSpace <= m_regSizeInCells.getUpperCorner().getY(); iYVolSpace++)
for(int32_t iYVolSpace = m_regSlicePrevious.getLowerCorner().getY(); iYVolSpace <= m_regSizeInCells.getUpperCorner().getY(); iYVolSpace++)
{
for(int16_t iXVolSpace = m_regSlicePrevious.getLowerCorner().getX(); iXVolSpace <= m_regSizeInCells.getUpperCorner().getX(); iXVolSpace++)
for(int32_t iXVolSpace = m_regSlicePrevious.getLowerCorner().getX(); iXVolSpace <= m_regSizeInCells.getUpperCorner().getX(); iXVolSpace++)
{
int16_t iZVolSpace = m_regSlicePrevious.getLowerCorner().getZ();
int32_t iZVolSpace = m_regSlicePrevious.getLowerCorner().getZ();
m_sampVolume.setPosition(iXVolSpace,iYVolSpace,iZVolSpace);
//Current position
const uint16_t uXRegSpace = m_sampVolume.getPosX() - m_regSizeInVoxels.getLowerCorner().getX();
const uint16_t uYRegSpace = m_sampVolume.getPosY() - m_regSizeInVoxels.getLowerCorner().getY();
const uint16_t uZRegSpace = m_sampVolume.getPosZ() - m_regSizeInVoxels.getLowerCorner().getZ();
const uint32_t uXRegSpace = m_sampVolume.getPosX() - m_regSizeInVoxels.getLowerCorner().getX();
const uint32_t uYRegSpace = m_sampVolume.getPosY() - m_regSizeInVoxels.getLowerCorner().getY();
const uint32_t uZRegSpace = m_sampVolume.getPosZ() - m_regSizeInVoxels.getLowerCorner().getZ();
//Determine the index into the edge table which tells us which vertices are inside of the surface
uint8_t iCubeIndex = pPreviousBitmask[uXRegSpace][uYRegSpace];