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Fixing warnings - Removed m_v3dRegionOffset from SurfaceExtractor as it was causing unnecessary floating point conversions.

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This commit is contained in:
David Williams 2009-06-06 14:51:30 +00:00
parent 53cacc9840
commit 9225c37b53
2 changed files with 23 additions and 29 deletions
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3
library/PolyVoxCore/include/SurfaceExtractor.h
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@ -104,9 +104,6 @@ namespace PolyVox
//The surface patch we are currently filling.
IndexedSurfacePatch* m_ispCurrent;
//Remove this?
Vector3DFloat m_v3dRegionOffset;
//Information about the region we a re currently processing
Region m_regInputCropped;
Region m_regInputUncropped;

49
library/PolyVoxCore/source/SurfaceExtractor.cpp
View File

@ -59,9 +59,6 @@ namespace PolyVox
m_pPreviousBitmask = new uint8_t[m_uScratchPadWidth * m_uScratchPadHeight];
m_pCurrentBitmask = new uint8_t[m_uScratchPadWidth * m_uScratchPadHeight];
//m_v3dRegionOffset from volume corner
m_v3dRegionOffset = static_cast<Vector3DFloat>(m_regInputCropped.getLowerCorner());
//Create a region corresponding to the first slice
m_regSlicePrevious = m_regInputCropped;
Vector3DInt16 v3dUpperCorner = m_regSlicePrevious.getUpperCorner();
@ -172,14 +169,14 @@ namespace PolyVox
const uint16_t uMaxYVolSpace = m_regSliceCurrent.getUpperCorner().getY();
uZVolSpace = m_regSliceCurrent.getLowerCorner().getZ();
uZRegSpace = uZVolSpace - m_v3dRegionOffset.getZ();
uZRegSpace = uZVolSpace - m_regInputCropped.getLowerCorner().getZ();
//Process the lower left corner
uYVolSpace = m_regSliceCurrent.getLowerCorner().getY();
uXVolSpace = m_regSliceCurrent.getLowerCorner().getX();
uXRegSpace = uXVolSpace - m_v3dRegionOffset.getX();
uYRegSpace = uYVolSpace - m_v3dRegionOffset.getY();
uXRegSpace = uXVolSpace - m_regInputCropped.getLowerCorner().getX();
uYRegSpace = uYVolSpace - m_regInputCropped.getLowerCorner().getY();
m_sampVolume.setPosition(uXVolSpace,uYVolSpace,uZVolSpace);
computeBitmaskForCell<false, false, isPrevZAvail, uLodLevel>();
@ -189,8 +186,8 @@ namespace PolyVox
uXVolSpace = m_regSliceCurrent.getLowerCorner().getX();
for(uYVolSpace = m_regSliceCurrent.getLowerCorner().getY() + m_uStepSize; uYVolSpace <= uMaxYVolSpace; uYVolSpace += m_uStepSize)
{
uXRegSpace = uXVolSpace - m_v3dRegionOffset.getX();
uYRegSpace = uYVolSpace - m_v3dRegionOffset.getY();
uXRegSpace = uXVolSpace - m_regInputCropped.getLowerCorner().getX();
uYRegSpace = uYVolSpace - m_regInputCropped.getLowerCorner().getY();
m_sampVolume.setPosition(uXVolSpace,uYVolSpace,uZVolSpace);
computeBitmaskForCell<false, true, isPrevZAvail, uLodLevel>();
@ -200,8 +197,8 @@ namespace PolyVox
uYVolSpace = m_regSliceCurrent.getLowerCorner().getY();
for(uXVolSpace = m_regSliceCurrent.getLowerCorner().getX() + m_uStepSize; uXVolSpace <= uMaxXVolSpace; uXVolSpace += m_uStepSize)
{
uXRegSpace = uXVolSpace - m_v3dRegionOffset.getX();
uYRegSpace = uYVolSpace - m_v3dRegionOffset.getY();
uXRegSpace = uXVolSpace - m_regInputCropped.getLowerCorner().getX();
uYRegSpace = uYVolSpace - m_regInputCropped.getLowerCorner().getY();
m_sampVolume.setPosition(uXVolSpace,uYVolSpace,uZVolSpace);
computeBitmaskForCell<true, false, isPrevZAvail, uLodLevel>();
@ -212,8 +209,8 @@ namespace PolyVox
{
for(uXVolSpace = m_regSliceCurrent.getLowerCorner().getX() + m_uStepSize; uXVolSpace <= uMaxXVolSpace; uXVolSpace += m_uStepSize)
{
uXRegSpace = uXVolSpace - m_v3dRegionOffset.getX();
uYRegSpace = uYVolSpace - m_v3dRegionOffset.getY();
uXRegSpace = uXVolSpace - m_regInputCropped.getLowerCorner().getX();
uYRegSpace = uYVolSpace - m_regInputCropped.getLowerCorner().getY();
m_sampVolume.setPosition(uXVolSpace,uYVolSpace,uZVolSpace);
computeBitmaskForCell<true, true, isPrevZAvail, uLodLevel>();
@ -522,7 +519,7 @@ namespace PolyVox
}
//Save the bitmask
m_pCurrentBitmask[getIndex(uXRegSpace,uYVolSpace- m_v3dRegionOffset.getY())] = iCubeIndex;
m_pCurrentBitmask[getIndex(uXRegSpace,uYVolSpace- m_regInputCropped.getLowerCorner().getY())] = iCubeIndex;
if(edgeTable[iCubeIndex] != 0)
{
@ -540,9 +537,9 @@ namespace PolyVox
uint16_t uZVolSpace = m_regSliceCurrent.getLowerCorner().getZ();
//Current position
const uint16_t uXRegSpace = uXVolSpace - m_v3dRegionOffset.getX();
const uint16_t uYRegSpace = uYVolSpace - m_v3dRegionOffset.getY();
const uint16_t uZRegSpace = uZVolSpace - m_v3dRegionOffset.getZ();
const uint16_t uXRegSpace = uXVolSpace - m_regInputCropped.getLowerCorner().getX();
const uint16_t uYRegSpace = uYVolSpace - m_regInputCropped.getLowerCorner().getY();
const uint16_t uZRegSpace = uZVolSpace - m_regInputCropped.getLowerCorner().getZ();
//Current position
//const uint16_t z = regSlice.getLowerCorner().getZ();
@ -551,7 +548,7 @@ namespace PolyVox
const uint8_t v000 = m_sampVolume.getSubSampledVoxel(m_uLodLevel);
//Determine the index into the edge table which tells us which vertices are inside of the surface
uint8_t iCubeIndex = m_pCurrentBitmask[getIndex(uXVolSpace - m_v3dRegionOffset.getX(),uYVolSpace - m_v3dRegionOffset.getY())];
uint8_t iCubeIndex = m_pCurrentBitmask[getIndex(uXVolSpace - m_regInputCropped.getLowerCorner().getX(),uYVolSpace - m_regInputCropped.getLowerCorner().getY())];
/* Cube is entirely in/out of the surface */
if (edgeTable[iCubeIndex] == 0)
@ -566,12 +563,12 @@ namespace PolyVox
{
m_sampVolume.setPosition(uXVolSpace + m_uStepSize,uYVolSpace,uZVolSpace);
const uint8_t v100 = m_sampVolume.getSubSampledVoxel(m_uLodLevel);
const Vector3DFloat v3dPosition(uXVolSpace - m_v3dRegionOffset.getX() + 0.5f * m_uStepSize, uYVolSpace - m_v3dRegionOffset.getY(), uZVolSpace - m_v3dRegionOffset.getZ());
const Vector3DFloat v3dPosition(uXVolSpace - m_regInputCropped.getLowerCorner().getX() + 0.5f * m_uStepSize, uYVolSpace - m_regInputCropped.getLowerCorner().getY(), uZVolSpace - m_regInputCropped.getLowerCorner().getZ());
const Vector3DFloat v3dNormal(v000 > v100 ? 1.0f : -1.0f,0.0,0.0);
const uint8_t uMaterial = v000 | v100; //Because one of these is 0, the or operation takes the max.
SurfaceVertex surfaceVertex(v3dPosition, v3dNormal, uMaterial);
uint32_t uLastVertexIndex = m_ispCurrent->addVertex(surfaceVertex);
m_pCurrentVertexIndicesX[getIndex(uXVolSpace - m_v3dRegionOffset.getX(),uYVolSpace - m_v3dRegionOffset.getY())] = uLastVertexIndex;
m_pCurrentVertexIndicesX[getIndex(uXVolSpace - m_regInputCropped.getLowerCorner().getX(),uYVolSpace - m_regInputCropped.getLowerCorner().getY())] = uLastVertexIndex;
}
}
if (edgeTable[iCubeIndex] & 8)
@ -580,12 +577,12 @@ namespace PolyVox
{
m_sampVolume.setPosition(uXVolSpace,uYVolSpace + m_uStepSize,uZVolSpace);
const uint8_t v010 = m_sampVolume.getSubSampledVoxel(m_uLodLevel);
const Vector3DFloat v3dPosition(uXVolSpace - m_v3dRegionOffset.getX(), uYVolSpace - m_v3dRegionOffset.getY() + 0.5f * m_uStepSize, uZVolSpace - m_v3dRegionOffset.getZ());
const Vector3DFloat v3dPosition(uXVolSpace - m_regInputCropped.getLowerCorner().getX(), uYVolSpace - m_regInputCropped.getLowerCorner().getY() + 0.5f * m_uStepSize, uZVolSpace - m_regInputCropped.getLowerCorner().getZ());
const Vector3DFloat v3dNormal(0.0,v000 > v010 ? 1.0f : -1.0f,0.0);
const uint8_t uMaterial = v000 | v010; //Because one of these is 0, the or operation takes the max.
SurfaceVertex surfaceVertex(v3dPosition, v3dNormal, uMaterial);
uint32_t uLastVertexIndex = m_ispCurrent->addVertex(surfaceVertex);
m_pCurrentVertexIndicesY[getIndex(uXVolSpace - m_v3dRegionOffset.getX(),uYVolSpace - m_v3dRegionOffset.getY())] = uLastVertexIndex;
m_pCurrentVertexIndicesY[getIndex(uXVolSpace - m_regInputCropped.getLowerCorner().getX(),uYVolSpace - m_regInputCropped.getLowerCorner().getY())] = uLastVertexIndex;
}
}
if (edgeTable[iCubeIndex] & 256)
@ -594,12 +591,12 @@ namespace PolyVox
{
m_sampVolume.setPosition(uXVolSpace,uYVolSpace,uZVolSpace + m_uStepSize);
const uint8_t v001 = m_sampVolume.getSubSampledVoxel(m_uLodLevel);
const Vector3DFloat v3dPosition(uXVolSpace - m_v3dRegionOffset.getX(), uYVolSpace - m_v3dRegionOffset.getY(), uZVolSpace - m_v3dRegionOffset.getZ() + 0.5f * m_uStepSize);
const Vector3DFloat v3dPosition(uXVolSpace - m_regInputCropped.getLowerCorner().getX(), uYVolSpace - m_regInputCropped.getLowerCorner().getY(), uZVolSpace - m_regInputCropped.getLowerCorner().getZ() + 0.5f * m_uStepSize);
const Vector3DFloat v3dNormal(0.0,0.0,v000 > v001 ? 1.0f : -1.0f);
const uint8_t uMaterial = v000 | v001; //Because one of these is 0, the or operation takes the max.
const SurfaceVertex surfaceVertex(v3dPosition, v3dNormal, uMaterial);
uint32_t uLastVertexIndex = m_ispCurrent->addVertex(surfaceVertex);
m_pCurrentVertexIndicesZ[getIndex(uXVolSpace - m_v3dRegionOffset.getX(),uYVolSpace - m_v3dRegionOffset.getY())] = uLastVertexIndex;
m_pCurrentVertexIndicesZ[getIndex(uXVolSpace - m_regInputCropped.getLowerCorner().getX(),uYVolSpace - m_regInputCropped.getLowerCorner().getY())] = uLastVertexIndex;
}
}
}//For each cell
@ -622,9 +619,9 @@ namespace PolyVox
m_sampVolume.setPosition(uXVolSpace,uYVolSpace,uZVolSpace);
//Current position
const uint16_t uXRegSpace = m_sampVolume.getPosX() - m_v3dRegionOffset.getX();
const uint16_t uYRegSpace = m_sampVolume.getPosY() - m_v3dRegionOffset.getY();
const uint16_t uZRegSpace = m_sampVolume.getPosZ() - m_v3dRegionOffset.getZ();
const uint16_t uXRegSpace = m_sampVolume.getPosX() - m_regInputCropped.getLowerCorner().getX();
const uint16_t uYRegSpace = m_sampVolume.getPosY() - m_regInputCropped.getLowerCorner().getY();
const uint16_t uZRegSpace = m_sampVolume.getPosZ() - m_regInputCropped.getLowerCorner().getZ();
//Determine the index into the edge table which tells us which vertices are inside of the surface
uint8_t iCubeIndex = m_pPreviousBitmask[getIndex(uXRegSpace,uYRegSpace)];