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Moved typedef'd integers into PlyVox namespace instead of std.

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This commit is contained in:
David Williams
2008-07-01 21:38:10 +00:00
parent 1c2a007d23
commit 0758f81b54
34 changed files with 652 additions and 653 deletions
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40
PolyVoxCore/source/GradientEstimators.cpp
View File

@@ -9,7 +9,7 @@ using namespace std;
namespace PolyVox
{
POLYVOX_API void computeNormalsForVertices(BlockVolume<std::uint8_t>* volumeData, RegionGeometry& regGeom, NormalGenerationMethod normalGenerationMethod)
POLYVOX_API void computeNormalsForVertices(BlockVolume<uint8>* volumeData, RegionGeometry& regGeom, NormalGenerationMethod normalGenerationMethod)
{
std::vector<SurfaceVertex>& vecVertices = regGeom.m_patchSingleMaterial->m_vecVertices;
std::vector<SurfaceVertex>::iterator iterSurfaceVertex = vecVertices.begin();
@@ -18,7 +18,7 @@ namespace PolyVox
const Vector3DFloat& v3dPos = iterSurfaceVertex->getPosition() + static_cast<Vector3DFloat>(regGeom.m_v3dRegionPosition);
const Vector3DInt32 v3dFloor = static_cast<Vector3DInt32>(v3dPos);
BlockVolumeIterator<std::uint8_t> volIter(*volumeData);
BlockVolumeIterator<uint8> volIter(*volumeData);
//Check all corners are within the volume, allowing a boundary for gradient estimation
bool lowerCornerInside = volumeData->containsPoint(v3dFloor,1);
@@ -78,15 +78,15 @@ namespace PolyVox
}
}
Vector3DFloat computeNormal(BlockVolume<uint8_t>* volumeData, const Vector3DFloat& position, NormalGenerationMethod normalGenerationMethod)
Vector3DFloat computeNormal(BlockVolume<uint8>* volumeData, const Vector3DFloat& position, NormalGenerationMethod normalGenerationMethod)
{
const float posX = position.getX();
const float posY = position.getY();
const float posZ = position.getZ();
const uint16_t floorX = static_cast<uint16_t>(posX);
const uint16_t floorY = static_cast<uint16_t>(posY);
const uint16_t floorZ = static_cast<uint16_t>(posZ);
const uint16 floorX = static_cast<uint16>(posX);
const uint16 floorY = static_cast<uint16>(posY);
const uint16 floorZ = static_cast<uint16>(posZ);
//Check all corners are within the volume, allowing a boundary for gradient estimation
bool lowerCornerInside = volumeData->containsPoint(Vector3DInt32(floorX, floorY, floorZ),1);
@@ -98,24 +98,24 @@ namespace PolyVox
Vector3DFloat result;
BlockVolumeIterator<std::uint8_t> volIter(*volumeData); //FIXME - save this somewhere - could be expensive to create?
BlockVolumeIterator<uint8> volIter(*volumeData); //FIXME - save this somewhere - could be expensive to create?
if(normalGenerationMethod == SOBEL)
{
volIter.setPosition(static_cast<uint16_t>(posX),static_cast<uint16_t>(posY),static_cast<uint16_t>(posZ));
volIter.setPosition(static_cast<uint16>(posX),static_cast<uint16>(posY),static_cast<uint16>(posZ));
const Vector3DFloat gradFloor = computeSobelGradient(volIter);
if((posX - floorX) > 0.25) //The result should be 0.0 or 0.5
{
volIter.setPosition(static_cast<uint16_t>(posX+1.0),static_cast<uint16_t>(posY),static_cast<uint16_t>(posZ));
volIter.setPosition(static_cast<uint16>(posX+1.0),static_cast<uint16>(posY),static_cast<uint16>(posZ));
}
if((posY - floorY) > 0.25) //The result should be 0.0 or 0.5
{
volIter.setPosition(static_cast<uint16_t>(posX),static_cast<uint16_t>(posY+1.0),static_cast<uint16_t>(posZ));
volIter.setPosition(static_cast<uint16>(posX),static_cast<uint16>(posY+1.0),static_cast<uint16>(posZ));
}
if((posZ - floorZ) > 0.25) //The result should be 0.0 or 0.5
{
volIter.setPosition(static_cast<uint16_t>(posX),static_cast<uint16_t>(posY),static_cast<uint16_t>(posZ+1.0));
volIter.setPosition(static_cast<uint16>(posX),static_cast<uint16>(posY),static_cast<uint16>(posZ+1.0));
}
const Vector3DFloat gradCeil = computeSobelGradient(volIter);
result = ((gradFloor + gradCeil) * -1.0f);
@@ -127,19 +127,19 @@ namespace PolyVox
}
if(normalGenerationMethod == CENTRAL_DIFFERENCE)
{
volIter.setPosition(static_cast<uint16_t>(posX),static_cast<uint16_t>(posY),static_cast<uint16_t>(posZ));
volIter.setPosition(static_cast<uint16>(posX),static_cast<uint16>(posY),static_cast<uint16>(posZ));
const Vector3DFloat gradFloor = computeCentralDifferenceGradient(volIter);
if((posX - floorX) > 0.25) //The result should be 0.0 or 0.5
{
volIter.setPosition(static_cast<uint16_t>(posX+1.0),static_cast<uint16_t>(posY),static_cast<uint16_t>(posZ));
volIter.setPosition(static_cast<uint16>(posX+1.0),static_cast<uint16>(posY),static_cast<uint16>(posZ));
}
if((posY - floorY) > 0.25) //The result should be 0.0 or 0.5
{
volIter.setPosition(static_cast<uint16_t>(posX),static_cast<uint16_t>(posY+1.0),static_cast<uint16_t>(posZ));
volIter.setPosition(static_cast<uint16>(posX),static_cast<uint16>(posY+1.0),static_cast<uint16>(posZ));
}
if((posZ - floorZ) > 0.25) //The result should be 0.0 or 0.5
{
volIter.setPosition(static_cast<uint16_t>(posX),static_cast<uint16_t>(posY),static_cast<uint16_t>(posZ+1.0));
volIter.setPosition(static_cast<uint16>(posX),static_cast<uint16>(posY),static_cast<uint16>(posZ+1.0));
}
const Vector3DFloat gradCeil = computeCentralDifferenceGradient(volIter);
result = ((gradFloor + gradCeil) * -1.0f);
@@ -151,21 +151,21 @@ namespace PolyVox
}
if(normalGenerationMethod == SIMPLE)
{
volIter.setPosition(static_cast<uint16_t>(posX),static_cast<uint16_t>(posY),static_cast<uint16_t>(posZ));
const uint8_t uFloor = volIter.getVoxel() > 0 ? 1 : 0;
volIter.setPosition(static_cast<uint16>(posX),static_cast<uint16>(posY),static_cast<uint16>(posZ));
const uint8 uFloor = volIter.getVoxel() > 0 ? 1 : 0;
if((posX - floorX) > 0.25) //The result should be 0.0 or 0.5
{
uint8_t uCeil = volIter.peekVoxel1px0py0pz() > 0 ? 1 : 0;
uint8 uCeil = volIter.peekVoxel1px0py0pz() > 0 ? 1 : 0;
result = Vector3DFloat(static_cast<float>(uFloor - uCeil),0.0,0.0);
}
else if((posY - floorY) > 0.25) //The result should be 0.0 or 0.5
{
uint8_t uCeil = volIter.peekVoxel0px1py0pz() > 0 ? 1 : 0;
uint8 uCeil = volIter.peekVoxel0px1py0pz() > 0 ? 1 : 0;
result = Vector3DFloat(0.0,static_cast<float>(uFloor - uCeil),0.0);
}
else if((posZ - floorZ) > 0.25) //The result should be 0.0 or 0.5
{
uint8_t uCeil = volIter.peekVoxel0px0py1pz() > 0 ? 1 : 0;
uint8 uCeil = volIter.peekVoxel0px0py1pz() > 0 ? 1 : 0;
result = Vector3DFloat(0.0, 0.0,static_cast<float>(uFloor - uCeil));
}
}

4
PolyVoxCore/source/IndexedSurfacePatch.cpp
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@@ -43,7 +43,7 @@ namespace PolyVox
m_vecTriangleIndices.push_back(m_vecVertices.size()-1);
}
void IndexedSurfacePatch::fillVertexAndIndexData(std::vector<SurfaceVertex>& vecVertices, std::vector<uint32_t>& vecIndices)
void IndexedSurfacePatch::fillVertexAndIndexData(std::vector<SurfaceVertex>& vecVertices, std::vector<uint32>& vecIndices)
{
vecVertices.resize(m_vecVertices.size());
std::copy(m_vecVertices.begin(), m_vecVertices.end(), vecVertices.begin());
@@ -68,7 +68,7 @@ namespace PolyVox
return m_vecVertices;
}
const std::vector<std::uint32_t>& IndexedSurfacePatch::getIndices(void) const
const std::vector<uint32>& IndexedSurfacePatch::getIndices(void) const
{
return m_vecTriangleIndices;
}

2
PolyVoxCore/source/Region.cpp
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@@ -44,7 +44,7 @@ namespace PolyVox
&& (pos.getZ() >= m_v3dLowerCorner.getZ() + boundary);
}
bool Region::containsPoint(const Vector3DInt32& pos, std::uint8_t boundary) const
bool Region::containsPoint(const Vector3DInt32& pos, uint8 boundary) const
{
return (pos.getX() <= m_v3dUpperCorner.getX() - boundary)
&& (pos.getY() <= m_v3dUpperCorner.getY() - boundary)

20
PolyVoxCore/source/SurfaceAdjusters.cpp
View File

@@ -13,12 +13,12 @@ using namespace std;
namespace PolyVox
{
void smoothRegionGeometry(BlockVolume<std::uint8_t>* volumeData, RegionGeometry& regGeom)
void smoothRegionGeometry(BlockVolume<uint8>* volumeData, RegionGeometry& regGeom)
{
const std::uint8_t uSmoothingFactor = 2;
const uint8 uSmoothingFactor = 2;
const float fThreshold = 0.5f;
BlockVolumeIterator<std::uint8_t> volIter(*volumeData);
BlockVolumeIterator<uint8> volIter(*volumeData);
std::vector<SurfaceVertex>& vecVertices = regGeom.m_patchSingleMaterial->m_vecVertices;
std::vector<SurfaceVertex>::iterator iterSurfaceVertex = vecVertices.begin();
@@ -77,9 +77,9 @@ namespace PolyVox
} //while(iterSurfaceVertex != vecVertices.end())
}
void adjustDecimatedGeometry(BlockVolume<std::uint8_t>* volumeData, RegionGeometry& regGeom, uint8_t val)
void adjustDecimatedGeometry(BlockVolume<uint8>* volumeData, RegionGeometry& regGeom, uint8 val)
{
BlockVolumeIterator<std::uint8_t> volIter(*volumeData);
BlockVolumeIterator<uint8> volIter(*volumeData);
std::vector<SurfaceVertex>& vecVertices = regGeom.m_patchSingleMaterial->m_vecVertices;
std::vector<SurfaceVertex>::iterator iterSurfaceVertex = vecVertices.begin();
@@ -88,7 +88,7 @@ namespace PolyVox
Vector3DFloat v3dPos = iterSurfaceVertex->getPosition() + static_cast<Vector3DFloat>(regGeom.m_v3dRegionPosition);
Vector3DInt32 v3dFloor = static_cast<Vector3DInt32>(v3dPos);
BlockVolumeIterator<std::uint8_t> volIter(*volumeData);
BlockVolumeIterator<uint8> volIter(*volumeData);
//Check all corners are within the volume, allowing a boundary for gradient estimation
bool lowerCornerInside = volumeData->containsPoint(v3dFloor,1);
@@ -97,7 +97,7 @@ namespace PolyVox
if(lowerCornerInside && upperCornerInside) //If this test fails the vertex will be left as it was
{
//volIter.setPosition(static_cast<Vector3DInt16>(v3dFloor));
//const uint8_t uFloor = volIter.getVoxel();
//const uint8 uFloor = volIter.getVoxel();
if(((v3dPos.getX() - v3dFloor.getX()) < 0.001) && ((v3dPos.getY() - v3dFloor.getY()) < 0.001) && ((v3dPos.getZ() - v3dFloor.getZ()) < 0.001))
//int x = v3dPos.getX();
//if(x % 2 != 0)
@@ -105,7 +105,7 @@ namespace PolyVox
{
//exit(0);
//volIter.setPosition(static_cast<Vector3DInt16>(v3dFloor+Vector3DInt32(1,0,0)));
//const uint8_t uCeil = volIter.getVoxel();
//const uint8 uCeil = volIter.getVoxel();
//if(uFloor == uCeil) //In this case they must both be zero
{
//if(iterSurfaceVertex->getNormal().getX() > 0)
@@ -115,9 +115,9 @@ namespace PolyVox
v3dFloor = static_cast<Vector3DInt32>(v3dPos);
volIter.setPosition(static_cast<Vector3DInt16>(v3dFloor));
const uint8_t uFloor = volIter.getVoxel();
const uint8 uFloor = volIter.getVoxel();
uint8_t uCeil;
uint8 uCeil;
if((iterSurfaceVertex->getNormal().getX() > 0.5f) || (iterSurfaceVertex->getNormal().getX() < -0.5f))
{
volIter.setPosition(static_cast<Vector3DInt16>(v3dFloor+Vector3DInt32(1,0,0)));

310
PolyVoxCore/source/SurfaceExtractors.cpp
View File

@@ -30,9 +30,9 @@ namespace PolyVox
regionGeometry.m_patchSingleMaterial = new IndexedSurfacePatch();
regionGeometry.m_v3dRegionPosition = iterChangedRegions->getLowerCorner();
generateDecimatedMeshDataForRegion(volume.getVolumeData(), 1, *iterChangedRegions, regionGeometry.m_patchSingleMaterial);
//generateDecimatedMeshDataForRegion(volume.getVolumeData(), 1, *iterChangedRegions, regionGeometry.m_patchSingleMaterial);
//generateReferenceMeshDataForRegion(volume.getVolumeData(), *iterChangedRegions, regionGeometry.m_patchSingleMaterial);
generateReferenceMeshDataForRegion(volume.getVolumeData(), *iterChangedRegions, regionGeometry.m_patchSingleMaterial);
//for(int ct = 0; ct < 2; ct++)
Vector3DInt32 temp = regionGeometry.m_v3dRegionPosition;
@@ -61,27 +61,27 @@ namespace PolyVox
return listChangedRegionGeometry;
}
std::uint32_t getIndex(std::uint32_t x, std::uint32_t y)
uint32 getIndex(uint32 x, uint32 y)
{
return x + (y * (POLYVOX_REGION_SIDE_LENGTH+1));
}
void generateRoughMeshDataForRegion(BlockVolume<uint8_t>* volumeData, Region region, IndexedSurfacePatch* singleMaterialPatch)
void generateRoughMeshDataForRegion(BlockVolume<uint8>* volumeData, Region region, IndexedSurfacePatch* singleMaterialPatch)
{
singleMaterialPatch->m_vecVertices.clear();
singleMaterialPatch->m_vecTriangleIndices.clear();
//For edge indices
std::int32_t* vertexIndicesX0 = new std::int32_t[(POLYVOX_REGION_SIDE_LENGTH+1) * (POLYVOX_REGION_SIDE_LENGTH+1)];
std::int32_t* vertexIndicesY0 = new std::int32_t[(POLYVOX_REGION_SIDE_LENGTH+1) * (POLYVOX_REGION_SIDE_LENGTH+1)];
std::int32_t* vertexIndicesZ0 = new std::int32_t[(POLYVOX_REGION_SIDE_LENGTH+1) * (POLYVOX_REGION_SIDE_LENGTH+1)];
std::int32_t* vertexIndicesX1 = new std::int32_t[(POLYVOX_REGION_SIDE_LENGTH+1) * (POLYVOX_REGION_SIDE_LENGTH+1)];
std::int32_t* vertexIndicesY1 = new std::int32_t[(POLYVOX_REGION_SIDE_LENGTH+1) * (POLYVOX_REGION_SIDE_LENGTH+1)];
std::int32_t* vertexIndicesZ1 = new std::int32_t[(POLYVOX_REGION_SIDE_LENGTH+1) * (POLYVOX_REGION_SIDE_LENGTH+1)];
int32* vertexIndicesX0 = new int32[(POLYVOX_REGION_SIDE_LENGTH+1) * (POLYVOX_REGION_SIDE_LENGTH+1)];
int32* vertexIndicesY0 = new int32[(POLYVOX_REGION_SIDE_LENGTH+1) * (POLYVOX_REGION_SIDE_LENGTH+1)];
int32* vertexIndicesZ0 = new int32[(POLYVOX_REGION_SIDE_LENGTH+1) * (POLYVOX_REGION_SIDE_LENGTH+1)];
int32* vertexIndicesX1 = new int32[(POLYVOX_REGION_SIDE_LENGTH+1) * (POLYVOX_REGION_SIDE_LENGTH+1)];
int32* vertexIndicesY1 = new int32[(POLYVOX_REGION_SIDE_LENGTH+1) * (POLYVOX_REGION_SIDE_LENGTH+1)];
int32* vertexIndicesZ1 = new int32[(POLYVOX_REGION_SIDE_LENGTH+1) * (POLYVOX_REGION_SIDE_LENGTH+1)];
//Cell bitmasks
std::uint8_t* bitmask0 = new std::uint8_t[(POLYVOX_REGION_SIDE_LENGTH+1) * (POLYVOX_REGION_SIDE_LENGTH+1)];
std::uint8_t* bitmask1 = new std::uint8_t[(POLYVOX_REGION_SIDE_LENGTH+1) * (POLYVOX_REGION_SIDE_LENGTH+1)];
uint8* bitmask0 = new uint8[(POLYVOX_REGION_SIDE_LENGTH+1) * (POLYVOX_REGION_SIDE_LENGTH+1)];
uint8* bitmask1 = new uint8[(POLYVOX_REGION_SIDE_LENGTH+1) * (POLYVOX_REGION_SIDE_LENGTH+1)];
//When generating the mesh for a region we actually look one voxel outside it in the
// back, bottom, right direction. Protect against access violations by cropping region here
@@ -97,22 +97,22 @@ namespace PolyVox
regSlice0.setUpperCorner(Vector3DInt32(regSlice0.getUpperCorner().getX(),regSlice0.getUpperCorner().getY(),regSlice0.getLowerCorner().getZ()));
//Iterator to access the volume data
BlockVolumeIterator<std::uint8_t> volIter(*volumeData);
BlockVolumeIterator<uint8> volIter(*volumeData);
//Compute bitmask for initial slice
std::uint32_t uNoOfNonEmptyCellsForSlice0 = computeInitialRoughBitmaskForSlice(volIter, regSlice0, offset, bitmask0);
uint32 uNoOfNonEmptyCellsForSlice0 = computeInitialRoughBitmaskForSlice(volIter, regSlice0, offset, bitmask0);
if(uNoOfNonEmptyCellsForSlice0 != 0)
{
//If there were some non-empty cells then generate initial slice vertices for them
generateRoughVerticesForSlice(volIter,regSlice0, offset, bitmask0, singleMaterialPatch, vertexIndicesX0, vertexIndicesY0, vertexIndicesZ0);
}
for(std::uint32_t uSlice = 0; ((uSlice <= POLYVOX_REGION_SIDE_LENGTH-1) && (uSlice + offset.getZ() < region.getUpperCorner().getZ())); ++uSlice)
for(uint32 uSlice = 0; ((uSlice <= POLYVOX_REGION_SIDE_LENGTH-1) && (uSlice + offset.getZ() < region.getUpperCorner().getZ())); ++uSlice)
{
Region regSlice1(regSlice0);
regSlice1.shift(Vector3DInt32(0,0,1));
std::uint32_t uNoOfNonEmptyCellsForSlice1 = computeRoughBitmaskForSliceFromPrevious(volIter, regSlice1, offset, bitmask1, bitmask0);
uint32 uNoOfNonEmptyCellsForSlice1 = computeRoughBitmaskForSliceFromPrevious(volIter, regSlice1, offset, bitmask1, bitmask0);
if(uNoOfNonEmptyCellsForSlice1 != 0)
{
@@ -143,9 +143,9 @@ namespace PolyVox
delete[] vertexIndicesZ1;
}
std::uint32_t computeInitialRoughBitmaskForSlice(BlockVolumeIterator<uint8_t>& volIter, const Region& regSlice, const Vector3DFloat& offset, uint8_t* bitmask)
uint32 computeInitialRoughBitmaskForSlice(BlockVolumeIterator<uint8>& volIter, const Region& regSlice, const Vector3DFloat& offset, uint8* bitmask)
{
std::uint32_t uNoOfNonEmptyCells = 0;
uint32 uNoOfNonEmptyCells = 0;
//Iterate over each cell in the region
volIter.setPosition(regSlice.getLowerCorner().getX(),regSlice.getLowerCorner().getY(), regSlice.getLowerCorner().getZ());
@@ -153,23 +153,23 @@ namespace PolyVox
do
{
//Current position
const uint16_t x = volIter.getPosX() - offset.getX();
const uint16_t y = volIter.getPosY() - offset.getY();
const uint16 x = volIter.getPosX() - offset.getX();
const uint16 y = volIter.getPosY() - offset.getY();
//Determine the index into the edge table which tells us which vertices are inside of the surface
uint8_t iCubeIndex = 0;
uint8 iCubeIndex = 0;
if((x==0) && (y==0))
{
const uint8_t v000 = volIter.getVoxel();
const uint8_t v100 = volIter.peekVoxel1px0py0pz();
const uint8_t v010 = volIter.peekVoxel0px1py0pz();
const uint8_t v110 = volIter.peekVoxel1px1py0pz();
const uint8 v000 = volIter.getVoxel();
const uint8 v100 = volIter.peekVoxel1px0py0pz();
const uint8 v010 = volIter.peekVoxel0px1py0pz();
const uint8 v110 = volIter.peekVoxel1px1py0pz();
const uint8_t v001 = volIter.peekVoxel0px0py1pz();
const uint8_t v101 = volIter.peekVoxel1px0py1pz();
const uint8_t v011 = volIter.peekVoxel0px1py1pz();
const uint8_t v111 = volIter.peekVoxel1px1py1pz();
const uint8 v001 = volIter.peekVoxel0px0py1pz();
const uint8 v101 = volIter.peekVoxel1px0py1pz();
const uint8 v011 = volIter.peekVoxel0px1py1pz();
const uint8 v111 = volIter.peekVoxel1px1py1pz();
if (v000 == 0) iCubeIndex |= 1;
if (v100 == 0) iCubeIndex |= 2;
@@ -182,25 +182,25 @@ namespace PolyVox
}
else if((x>0) && y==0)
{
const uint8_t v100 = volIter.peekVoxel1px0py0pz();
const uint8_t v110 = volIter.peekVoxel1px1py0pz();
const uint8 v100 = volIter.peekVoxel1px0py0pz();
const uint8 v110 = volIter.peekVoxel1px1py0pz();
const uint8_t v101 = volIter.peekVoxel1px0py1pz();
const uint8_t v111 = volIter.peekVoxel1px1py1pz();
const uint8 v101 = volIter.peekVoxel1px0py1pz();
const uint8 v111 = volIter.peekVoxel1px1py1pz();
//x
uint8_t iPreviousCubeIndexX = bitmask[getIndex(x-1,y)];
uint8_t srcBit6 = iPreviousCubeIndexX & 64;
uint8_t destBit7 = srcBit6 << 1;
uint8 iPreviousCubeIndexX = bitmask[getIndex(x-1,y)];
uint8 srcBit6 = iPreviousCubeIndexX & 64;
uint8 destBit7 = srcBit6 << 1;
uint8_t srcBit5 = iPreviousCubeIndexX & 32;
uint8_t destBit4 = srcBit5 >> 1;
uint8 srcBit5 = iPreviousCubeIndexX & 32;
uint8 destBit4 = srcBit5 >> 1;
uint8_t srcBit2 = iPreviousCubeIndexX & 4;
uint8_t destBit3 = srcBit2 << 1;
uint8 srcBit2 = iPreviousCubeIndexX & 4;
uint8 destBit3 = srcBit2 << 1;
uint8_t srcBit1 = iPreviousCubeIndexX & 2;
uint8_t destBit0 = srcBit1 >> 1;
uint8 srcBit1 = iPreviousCubeIndexX & 2;
uint8 destBit0 = srcBit1 >> 1;
iCubeIndex |= destBit0;
if (v100 == 0) iCubeIndex |= 2;
@@ -213,25 +213,25 @@ namespace PolyVox
}
else if((x==0) && (y>0))
{
const uint8_t v010 = volIter.peekVoxel0px1py0pz();
const uint8_t v110 = volIter.peekVoxel1px1py0pz();
const uint8 v010 = volIter.peekVoxel0px1py0pz();
const uint8 v110 = volIter.peekVoxel1px1py0pz();
const uint8_t v011 = volIter.peekVoxel0px1py1pz();
const uint8_t v111 = volIter.peekVoxel1px1py1pz();
const uint8 v011 = volIter.peekVoxel0px1py1pz();
const uint8 v111 = volIter.peekVoxel1px1py1pz();
//y
uint8_t iPreviousCubeIndexY = bitmask[getIndex(x,y-1)];
uint8_t srcBit7 = iPreviousCubeIndexY & 128;
uint8_t destBit4 = srcBit7 >> 3;
uint8 iPreviousCubeIndexY = bitmask[getIndex(x,y-1)];
uint8 srcBit7 = iPreviousCubeIndexY & 128;
uint8 destBit4 = srcBit7 >> 3;
uint8_t srcBit6 = iPreviousCubeIndexY & 64;
uint8_t destBit5 = srcBit6 >> 1;
uint8 srcBit6 = iPreviousCubeIndexY & 64;
uint8 destBit5 = srcBit6 >> 1;
uint8_t srcBit3 = iPreviousCubeIndexY & 8;
uint8_t destBit0 = srcBit3 >> 3;
uint8 srcBit3 = iPreviousCubeIndexY & 8;
uint8 destBit0 = srcBit3 >> 3;
uint8_t srcBit2 = iPreviousCubeIndexY & 4;
uint8_t destBit1 = srcBit2 >> 1;
uint8 srcBit2 = iPreviousCubeIndexY & 4;
uint8 destBit1 = srcBit2 >> 1;
iCubeIndex |= destBit0;
iCubeIndex |= destBit1;
@@ -244,31 +244,31 @@ namespace PolyVox
}
else
{
const uint8_t v110 = volIter.peekVoxel1px1py0pz();
const uint8 v110 = volIter.peekVoxel1px1py0pz();
const uint8_t v111 = volIter.peekVoxel1px1py1pz();
const uint8 v111 = volIter.peekVoxel1px1py1pz();
//y
uint8_t iPreviousCubeIndexY = bitmask[getIndex(x,y-1)];
uint8_t srcBit7 = iPreviousCubeIndexY & 128;
uint8_t destBit4 = srcBit7 >> 3;
uint8 iPreviousCubeIndexY = bitmask[getIndex(x,y-1)];
uint8 srcBit7 = iPreviousCubeIndexY & 128;
uint8 destBit4 = srcBit7 >> 3;
uint8_t srcBit6 = iPreviousCubeIndexY & 64;
uint8_t destBit5 = srcBit6 >> 1;
uint8 srcBit6 = iPreviousCubeIndexY & 64;
uint8 destBit5 = srcBit6 >> 1;
uint8_t srcBit3 = iPreviousCubeIndexY & 8;
uint8_t destBit0 = srcBit3 >> 3;
uint8 srcBit3 = iPreviousCubeIndexY & 8;
uint8 destBit0 = srcBit3 >> 3;
uint8_t srcBit2 = iPreviousCubeIndexY & 4;
uint8_t destBit1 = srcBit2 >> 1;
uint8 srcBit2 = iPreviousCubeIndexY & 4;
uint8 destBit1 = srcBit2 >> 1;
//x
uint8_t iPreviousCubeIndexX = bitmask[getIndex(x-1,y)];
uint8 iPreviousCubeIndexX = bitmask[getIndex(x-1,y)];
srcBit6 = iPreviousCubeIndexX & 64;
uint8_t destBit7 = srcBit6 << 1;
uint8 destBit7 = srcBit6 << 1;
srcBit2 = iPreviousCubeIndexX & 4;
uint8_t destBit3 = srcBit2 << 1;
uint8 destBit3 = srcBit2 << 1;
iCubeIndex |= destBit0;
iCubeIndex |= destBit1;
@@ -293,9 +293,9 @@ namespace PolyVox
return uNoOfNonEmptyCells;
}
std::uint32_t computeRoughBitmaskForSliceFromPrevious(BlockVolumeIterator<uint8_t>& volIter, const Region& regSlice, const Vector3DFloat& offset, uint8_t* bitmask, uint8_t* previousBitmask)
uint32 computeRoughBitmaskForSliceFromPrevious(BlockVolumeIterator<uint8>& volIter, const Region& regSlice, const Vector3DFloat& offset, uint8* bitmask, uint8* previousBitmask)
{
std::uint32_t uNoOfNonEmptyCells = 0;
uint32 uNoOfNonEmptyCells = 0;
//Iterate over each cell in the region
volIter.setPosition(regSlice.getLowerCorner().getX(),regSlice.getLowerCorner().getY(), regSlice.getLowerCorner().getZ());
@@ -303,21 +303,21 @@ namespace PolyVox
do
{
//Current position
const uint16_t x = volIter.getPosX() - offset.getX();
const uint16_t y = volIter.getPosY() - offset.getY();
const uint16 x = volIter.getPosX() - offset.getX();
const uint16 y = volIter.getPosY() - offset.getY();
//Determine the index into the edge table which tells us which vertices are inside of the surface
uint8_t iCubeIndex = 0;
uint8 iCubeIndex = 0;
if((x==0) && (y==0))
{
const uint8_t v001 = volIter.peekVoxel0px0py1pz();
const uint8_t v101 = volIter.peekVoxel1px0py1pz();
const uint8_t v011 = volIter.peekVoxel0px1py1pz();
const uint8_t v111 = volIter.peekVoxel1px1py1pz();
const uint8 v001 = volIter.peekVoxel0px0py1pz();
const uint8 v101 = volIter.peekVoxel1px0py1pz();
const uint8 v011 = volIter.peekVoxel0px1py1pz();
const uint8 v111 = volIter.peekVoxel1px1py1pz();
//z
uint8_t iPreviousCubeIndexZ = previousBitmask[getIndex(x,y)];
uint8 iPreviousCubeIndexZ = previousBitmask[getIndex(x,y)];
iCubeIndex = iPreviousCubeIndexZ >> 4;
if (v001 == 0) iCubeIndex |= 16;
@@ -327,20 +327,20 @@ namespace PolyVox
}
else if((x>0) && y==0)
{
const uint8_t v101 = volIter.peekVoxel1px0py1pz();
const uint8_t v111 = volIter.peekVoxel1px1py1pz();
const uint8 v101 = volIter.peekVoxel1px0py1pz();
const uint8 v111 = volIter.peekVoxel1px1py1pz();
//z
uint8_t iPreviousCubeIndexZ = previousBitmask[getIndex(x,y)];
uint8 iPreviousCubeIndexZ = previousBitmask[getIndex(x,y)];
iCubeIndex = iPreviousCubeIndexZ >> 4;
//x
uint8_t iPreviousCubeIndexX = bitmask[getIndex(x-1,y)];
uint8_t srcBit6 = iPreviousCubeIndexX & 64;
uint8_t destBit7 = srcBit6 << 1;
uint8 iPreviousCubeIndexX = bitmask[getIndex(x-1,y)];
uint8 srcBit6 = iPreviousCubeIndexX & 64;
uint8 destBit7 = srcBit6 << 1;
uint8_t srcBit5 = iPreviousCubeIndexX & 32;
uint8_t destBit4 = srcBit5 >> 1;
uint8 srcBit5 = iPreviousCubeIndexX & 32;
uint8 destBit4 = srcBit5 >> 1;
iCubeIndex |= destBit4;
if (v101 == 0) iCubeIndex |= 32;
@@ -349,20 +349,20 @@ namespace PolyVox
}
else if((x==0) && (y>0))
{
const uint8_t v011 = volIter.peekVoxel0px1py1pz();
const uint8_t v111 = volIter.peekVoxel1px1py1pz();
const uint8 v011 = volIter.peekVoxel0px1py1pz();
const uint8 v111 = volIter.peekVoxel1px1py1pz();
//z
uint8_t iPreviousCubeIndexZ = previousBitmask[getIndex(x,y)];
uint8 iPreviousCubeIndexZ = previousBitmask[getIndex(x,y)];
iCubeIndex = iPreviousCubeIndexZ >> 4;
//y
uint8_t iPreviousCubeIndexY = bitmask[getIndex(x,y-1)];
uint8_t srcBit7 = iPreviousCubeIndexY & 128;
uint8_t destBit4 = srcBit7 >> 3;
uint8 iPreviousCubeIndexY = bitmask[getIndex(x,y-1)];
uint8 srcBit7 = iPreviousCubeIndexY & 128;
uint8 destBit4 = srcBit7 >> 3;
uint8_t srcBit6 = iPreviousCubeIndexY & 64;
uint8_t destBit5 = srcBit6 >> 1;
uint8 srcBit6 = iPreviousCubeIndexY & 64;
uint8 destBit5 = srcBit6 >> 1;
iCubeIndex |= destBit4;
iCubeIndex |= destBit5;
@@ -371,24 +371,24 @@ namespace PolyVox
}
else
{
const uint8_t v111 = volIter.peekVoxel1px1py1pz();
const uint8 v111 = volIter.peekVoxel1px1py1pz();
//z
uint8_t iPreviousCubeIndexZ = previousBitmask[getIndex(x,y)];
uint8 iPreviousCubeIndexZ = previousBitmask[getIndex(x,y)];
iCubeIndex = iPreviousCubeIndexZ >> 4;
//y
uint8_t iPreviousCubeIndexY = bitmask[getIndex(x,y-1)];
uint8_t srcBit7 = iPreviousCubeIndexY & 128;
uint8_t destBit4 = srcBit7 >> 3;
uint8 iPreviousCubeIndexY = bitmask[getIndex(x,y-1)];
uint8 srcBit7 = iPreviousCubeIndexY & 128;
uint8 destBit4 = srcBit7 >> 3;
uint8_t srcBit6 = iPreviousCubeIndexY & 64;
uint8_t destBit5 = srcBit6 >> 1;
uint8 srcBit6 = iPreviousCubeIndexY & 64;
uint8 destBit5 = srcBit6 >> 1;
//x
uint8_t iPreviousCubeIndexX = bitmask[getIndex(x-1,y)];
uint8 iPreviousCubeIndexX = bitmask[getIndex(x-1,y)];
srcBit6 = iPreviousCubeIndexX & 64;
uint8_t destBit7 = srcBit6 << 1;
uint8 destBit7 = srcBit6 << 1;
iCubeIndex |= destBit4;
iCubeIndex |= destBit5;
@@ -409,7 +409,7 @@ namespace PolyVox
return uNoOfNonEmptyCells;
}
void generateRoughVerticesForSlice(BlockVolumeIterator<uint8_t>& volIter, Region& regSlice, const Vector3DFloat& offset, uint8_t* bitmask, IndexedSurfacePatch* singleMaterialPatch,std::int32_t vertexIndicesX[],std::int32_t vertexIndicesY[],std::int32_t vertexIndicesZ[])
void generateRoughVerticesForSlice(BlockVolumeIterator<uint8>& volIter, Region& regSlice, const Vector3DFloat& offset, uint8* bitmask, IndexedSurfacePatch* singleMaterialPatch,int32 vertexIndicesX[],int32 vertexIndicesY[],int32 vertexIndicesZ[])
{
//Iterate over each cell in the region
volIter.setPosition(regSlice.getLowerCorner().getX(),regSlice.getLowerCorner().getY(), regSlice.getLowerCorner().getZ());
@@ -418,14 +418,14 @@ namespace PolyVox
do
{
//Current position
const uint16_t x = volIter.getPosX() - offset.getX();
const uint16_t y = volIter.getPosY() - offset.getY();
const uint16_t z = volIter.getPosZ() - offset.getZ();
const uint16 x = volIter.getPosX() - offset.getX();
const uint16 y = volIter.getPosY() - offset.getY();
const uint16 z = volIter.getPosZ() - offset.getZ();
const uint8_t v000 = volIter.getVoxel();
const uint8 v000 = volIter.getVoxel();
//Determine the index into the edge table which tells us which vertices are inside of the surface
uint8_t iCubeIndex = bitmask[getIndex(x,y)];
uint8 iCubeIndex = bitmask[getIndex(x,y)];
/* Cube is entirely in/out of the surface */
if (edgeTable[iCubeIndex] == 0)
@@ -438,10 +438,10 @@ namespace PolyVox
{
if((x + offset.getX()) != regSlice.getUpperCorner().getX())
{
const uint8_t v100 = volIter.peekVoxel1px0py0pz();
const uint8 v100 = volIter.peekVoxel1px0py0pz();
const Vector3DFloat v3dPosition(x + 0.5f, y, z);
const Vector3DFloat v3dNormal(v000 > v100 ? 1.0f : -1.0f, 0.0f, 0.0f);
const uint8_t uMaterial = v000 | v100; //Because one of these is 0, the or operation takes the max.
const uint8 uMaterial = v000 | v100; //Because one of these is 0, the or operation takes the max.
const SurfaceVertex surfaceVertex(v3dPosition, v3dNormal, uMaterial);
singleMaterialPatch->m_vecVertices.push_back(surfaceVertex);
vertexIndicesX[getIndex(x,y)] = singleMaterialPatch->m_vecVertices.size()-1;
@@ -451,10 +451,10 @@ namespace PolyVox
{
if((y + offset.getY()) != regSlice.getUpperCorner().getY())
{
const uint8_t v010 = volIter.peekVoxel0px1py0pz();
const uint8 v010 = volIter.peekVoxel0px1py0pz();
const Vector3DFloat v3dPosition(x, y + 0.5f, z);
const Vector3DFloat v3dNormal(0.0f, v000 > v010 ? 1.0f : -1.0f, 0.0f);
const uint8_t uMaterial = v000 | v010;
const uint8 uMaterial = v000 | v010;
SurfaceVertex surfaceVertex(v3dPosition, v3dNormal, uMaterial);
singleMaterialPatch->m_vecVertices.push_back(surfaceVertex);
vertexIndicesY[getIndex(x,y)] = singleMaterialPatch->m_vecVertices.size()-1;
@@ -464,10 +464,10 @@ namespace PolyVox
{
//if((z + offset.getZ()) != upperCorner.getZ())
{
const uint8_t v001 = volIter.peekVoxel0px0py1pz();
const uint8 v001 = volIter.peekVoxel0px0py1pz();
const Vector3DFloat v3dPosition(x, y, z + 0.5f);
const Vector3DFloat v3dNormal(0.0f, 0.0f, v000 > v001 ? 1.0f : -1.0f);
const uint8_t uMaterial = v000 | v001;
const uint8 uMaterial = v000 | v001;
SurfaceVertex surfaceVertex(v3dPosition, v3dNormal, uMaterial);
singleMaterialPatch->m_vecVertices.push_back(surfaceVertex);
vertexIndicesZ[getIndex(x,y)] = singleMaterialPatch->m_vecVertices.size()-1;
@@ -476,9 +476,9 @@ namespace PolyVox
}while(volIter.moveForwardInRegionXYZ());//For each cell
}
void generateRoughIndicesForSlice(BlockVolumeIterator<uint8_t>& volIter, const Region& regSlice, IndexedSurfacePatch* singleMaterialPatch, const Vector3DFloat& offset, uint8_t* bitmask0, uint8_t* bitmask1, std::int32_t vertexIndicesX0[],std::int32_t vertexIndicesY0[],std::int32_t vertexIndicesZ0[], std::int32_t vertexIndicesX1[],std::int32_t vertexIndicesY1[],std::int32_t vertexIndicesZ1[])
void generateRoughIndicesForSlice(BlockVolumeIterator<uint8>& volIter, const Region& regSlice, IndexedSurfacePatch* singleMaterialPatch, const Vector3DFloat& offset, uint8* bitmask0, uint8* bitmask1, int32 vertexIndicesX0[],int32 vertexIndicesY0[],int32 vertexIndicesZ0[], int32 vertexIndicesX1[],int32 vertexIndicesY1[],int32 vertexIndicesZ1[])
{
std::uint32_t indlist[12];
uint32 indlist[12];
Region regCroppedSlice(regSlice);
regCroppedSlice.setUpperCorner(regCroppedSlice.getUpperCorner() - Vector3DInt32(1,1,0));
@@ -488,12 +488,12 @@ namespace PolyVox
do
{
//Current position
const uint16_t x = volIter.getPosX() - offset.getX();
const uint16_t y = volIter.getPosY() - offset.getY();
const uint16_t z = volIter.getPosZ() - offset.getZ();
const uint16 x = volIter.getPosX() - offset.getX();
const uint16 y = volIter.getPosY() - offset.getY();
const uint16 z = volIter.getPosZ() - offset.getZ();
//Determine the index into the edge table which tells us which vertices are inside of the surface
uint8_t iCubeIndex = bitmask0[getIndex(x,y)];
uint8 iCubeIndex = bitmask0[getIndex(x,y)];
/* Cube is entirely in/out of the surface */
if (edgeTable[iCubeIndex] == 0)
@@ -565,9 +565,9 @@ namespace PolyVox
for (int i=0;triTable[iCubeIndex][i]!=-1;i+=3)
{
std::uint32_t ind0 = indlist[triTable[iCubeIndex][i ]];
std::uint32_t ind1 = indlist[triTable[iCubeIndex][i+1]];
std::uint32_t ind2 = indlist[triTable[iCubeIndex][i+2]];
uint32 ind0 = indlist[triTable[iCubeIndex][i ]];
uint32 ind1 = indlist[triTable[iCubeIndex][i+1]];
uint32 ind2 = indlist[triTable[iCubeIndex][i+2]];
singleMaterialPatch->m_vecTriangleIndices.push_back(ind0);
singleMaterialPatch->m_vecTriangleIndices.push_back(ind1);
@@ -576,11 +576,11 @@ namespace PolyVox
}while(volIter.moveForwardInRegionXYZ());//For each cell
}
void generateReferenceMeshDataForRegion(BlockVolume<uint8_t>* volumeData, Region region, IndexedSurfacePatch* singleMaterialPatch)
void generateReferenceMeshDataForRegion(BlockVolume<uint8>* volumeData, Region region, IndexedSurfacePatch* singleMaterialPatch)
{
static std::int32_t vertexIndicesX[POLYVOX_REGION_SIDE_LENGTH+1][POLYVOX_REGION_SIDE_LENGTH+1][POLYVOX_REGION_SIDE_LENGTH+1];
static std::int32_t vertexIndicesY[POLYVOX_REGION_SIDE_LENGTH+1][POLYVOX_REGION_SIDE_LENGTH+1][POLYVOX_REGION_SIDE_LENGTH+1];
static std::int32_t vertexIndicesZ[POLYVOX_REGION_SIDE_LENGTH+1][POLYVOX_REGION_SIDE_LENGTH+1][POLYVOX_REGION_SIDE_LENGTH+1];
static int32 vertexIndicesX[POLYVOX_REGION_SIDE_LENGTH+1][POLYVOX_REGION_SIDE_LENGTH+1][POLYVOX_REGION_SIDE_LENGTH+1];
static int32 vertexIndicesY[POLYVOX_REGION_SIDE_LENGTH+1][POLYVOX_REGION_SIDE_LENGTH+1][POLYVOX_REGION_SIDE_LENGTH+1];
static int32 vertexIndicesZ[POLYVOX_REGION_SIDE_LENGTH+1][POLYVOX_REGION_SIDE_LENGTH+1][POLYVOX_REGION_SIDE_LENGTH+1];
memset(vertexIndicesX,0xFF,sizeof(vertexIndicesX)); //0xFF is -1 as two's complement - this may not be portable...
memset(vertexIndicesY,0xFF,sizeof(vertexIndicesY));
@@ -598,8 +598,8 @@ namespace PolyVox
Vector3DFloat vertlist[12];
Vector3DFloat normlist[12];
uint8_t vertMaterials[12];
BlockVolumeIterator<std::uint8_t> volIter(*volumeData);
uint8 vertMaterials[12];
BlockVolumeIterator<uint8> volIter(*volumeData);
volIter.setValidRegion(region);
//////////////////////////////////////////////////////////////////////////
@@ -611,22 +611,22 @@ namespace PolyVox
while(volIter.moveForwardInRegionXYZ())
{
//Current position
const uint16_t x = volIter.getPosX();
const uint16_t y = volIter.getPosY();
const uint16_t z = volIter.getPosZ();
const uint16 x = volIter.getPosX();
const uint16 y = volIter.getPosY();
const uint16 z = volIter.getPosZ();
//Voxels values
const uint8_t v000 = volIter.getVoxel();
const uint8_t v100 = volIter.peekVoxel1px0py0pz();
const uint8_t v010 = volIter.peekVoxel0px1py0pz();
const uint8_t v110 = volIter.peekVoxel1px1py0pz();
const uint8_t v001 = volIter.peekVoxel0px0py1pz();
const uint8_t v101 = volIter.peekVoxel1px0py1pz();
const uint8_t v011 = volIter.peekVoxel0px1py1pz();
const uint8_t v111 = volIter.peekVoxel1px1py1pz();
const uint8 v000 = volIter.getVoxel();
const uint8 v100 = volIter.peekVoxel1px0py0pz();
const uint8 v010 = volIter.peekVoxel0px1py0pz();
const uint8 v110 = volIter.peekVoxel1px1py0pz();
const uint8 v001 = volIter.peekVoxel0px0py1pz();
const uint8 v101 = volIter.peekVoxel1px0py1pz();
const uint8 v011 = volIter.peekVoxel0px1py1pz();
const uint8 v111 = volIter.peekVoxel1px1py1pz();
//Determine the index into the edge table which tells us which vertices are inside of the surface
uint8_t iCubeIndex = 0;
uint8 iCubeIndex = 0;
if (v000 == 0) iCubeIndex |= 1;
if (v100 == 0) iCubeIndex |= 2;
@@ -781,9 +781,9 @@ namespace PolyVox
//const Vector3DFloat vertex1AsFloat = (static_cast<Vector3DFloat>(vertex1) / 2.0f) - offset;
//const Vector3DFloat vertex2AsFloat = (static_cast<Vector3DFloat>(vertex2) / 2.0f) - offset;
const uint8_t material0 = vertMaterials[triTable[iCubeIndex][i ]];
const uint8_t material1 = vertMaterials[triTable[iCubeIndex][i+1]];
const uint8_t material2 = vertMaterials[triTable[iCubeIndex][i+2]];
const uint8 material0 = vertMaterials[triTable[iCubeIndex][i ]];
const uint8 material1 = vertMaterials[triTable[iCubeIndex][i+1]];
const uint8 material2 = vertMaterials[triTable[iCubeIndex][i+2]];
//If all the materials are the same, we just need one triangle for that material with all the alphas set high.
SurfaceVertex v0(vertex0, normal0, material0 + 0.1f);
@@ -792,7 +792,7 @@ namespace PolyVox
//singleMaterialPatch->addTriangle(surfaceVertex0Alpha1, surfaceVertex1Alpha1, surfaceVertex2Alpha1);
int32_t index = getIndexFor(v0.getPosition(), vertexIndicesX, vertexIndicesY, vertexIndicesZ);
int32 index = getIndexFor(v0.getPosition(), vertexIndicesX, vertexIndicesY, vertexIndicesZ);
if(index == -1)
{
singleMaterialPatch->m_vecVertices.push_back(v0);
@@ -831,7 +831,7 @@ namespace PolyVox
}//For each cell
}
std::int32_t getIndexFor(const Vector3DFloat& pos, std::int32_t vertexIndicesX[POLYVOX_REGION_SIDE_LENGTH+1][POLYVOX_REGION_SIDE_LENGTH+1][POLYVOX_REGION_SIDE_LENGTH+1], std::int32_t vertexIndicesY[POLYVOX_REGION_SIDE_LENGTH+1][POLYVOX_REGION_SIDE_LENGTH+1][POLYVOX_REGION_SIDE_LENGTH+1], std::int32_t vertexIndicesZ[POLYVOX_REGION_SIDE_LENGTH+1][POLYVOX_REGION_SIDE_LENGTH+1][POLYVOX_REGION_SIDE_LENGTH+1])
int32 getIndexFor(const Vector3DFloat& pos, int32 vertexIndicesX[POLYVOX_REGION_SIDE_LENGTH+1][POLYVOX_REGION_SIDE_LENGTH+1][POLYVOX_REGION_SIDE_LENGTH+1], int32 vertexIndicesY[POLYVOX_REGION_SIDE_LENGTH+1][POLYVOX_REGION_SIDE_LENGTH+1][POLYVOX_REGION_SIDE_LENGTH+1], int32 vertexIndicesZ[POLYVOX_REGION_SIDE_LENGTH+1][POLYVOX_REGION_SIDE_LENGTH+1][POLYVOX_REGION_SIDE_LENGTH+1])
{
assert(pos.getX() >= 0.0f);
assert(pos.getY() >= 0.0f);
@@ -850,20 +850,20 @@ namespace PolyVox
//Of all the fractional parts, two should be zero and one should have a value.
if(xFracPart > 0.000001f)
{
return vertexIndicesX[static_cast<uint16_t>(xIntPart)][static_cast<uint16_t>(yIntPart)][static_cast<uint16_t>(zIntPart)];
return vertexIndicesX[static_cast<uint16>(xIntPart)][static_cast<uint16>(yIntPart)][static_cast<uint16>(zIntPart)];
}
if(yFracPart > 0.000001f)
{
return vertexIndicesY[static_cast<uint16_t>(xIntPart)][static_cast<uint16_t>(yIntPart)][static_cast<uint16_t>(zIntPart)];
return vertexIndicesY[static_cast<uint16>(xIntPart)][static_cast<uint16>(yIntPart)][static_cast<uint16>(zIntPart)];
}
if(zFracPart > 0.000001f)
{
return vertexIndicesZ[static_cast<uint16_t>(xIntPart)][static_cast<uint16_t>(yIntPart)][static_cast<uint16_t>(zIntPart)];
return vertexIndicesZ[static_cast<uint16>(xIntPart)][static_cast<uint16>(yIntPart)][static_cast<uint16>(zIntPart)];
}
while(true);
}
void setIndexFor(const Vector3DFloat& pos, std::int32_t newIndex, std::int32_t vertexIndicesX[POLYVOX_REGION_SIDE_LENGTH+1][POLYVOX_REGION_SIDE_LENGTH+1][POLYVOX_REGION_SIDE_LENGTH+1], std::int32_t vertexIndicesY[POLYVOX_REGION_SIDE_LENGTH+1][POLYVOX_REGION_SIDE_LENGTH+1][POLYVOX_REGION_SIDE_LENGTH+1], std::int32_t vertexIndicesZ[POLYVOX_REGION_SIDE_LENGTH+1][POLYVOX_REGION_SIDE_LENGTH+1][POLYVOX_REGION_SIDE_LENGTH+1])
void setIndexFor(const Vector3DFloat& pos, int32 newIndex, int32 vertexIndicesX[POLYVOX_REGION_SIDE_LENGTH+1][POLYVOX_REGION_SIDE_LENGTH+1][POLYVOX_REGION_SIDE_LENGTH+1], int32 vertexIndicesY[POLYVOX_REGION_SIDE_LENGTH+1][POLYVOX_REGION_SIDE_LENGTH+1][POLYVOX_REGION_SIDE_LENGTH+1], int32 vertexIndicesZ[POLYVOX_REGION_SIDE_LENGTH+1][POLYVOX_REGION_SIDE_LENGTH+1][POLYVOX_REGION_SIDE_LENGTH+1])
{
assert(pos.getX() >= 0.0f);
assert(pos.getY() >= 0.0f);
@@ -884,15 +884,15 @@ namespace PolyVox
//Of all the fractional parts, two should be zero and one should have a value.
if(xFracPart > 0.000001f)
{
vertexIndicesX[static_cast<uint16_t>(xIntPart)][static_cast<uint16_t>(yIntPart)][static_cast<uint16_t>(zIntPart)] = newIndex;
vertexIndicesX[static_cast<uint16>(xIntPart)][static_cast<uint16>(yIntPart)][static_cast<uint16>(zIntPart)] = newIndex;
}
if(yFracPart > 0.000001f)
{
vertexIndicesY[static_cast<uint16_t>(xIntPart)][static_cast<uint16_t>(yIntPart)][static_cast<uint16_t>(zIntPart)] = newIndex;
vertexIndicesY[static_cast<uint16>(xIntPart)][static_cast<uint16>(yIntPart)][static_cast<uint16>(zIntPart)] = newIndex;
}
if(zFracPart > 0.000001f)
{
vertexIndicesZ[static_cast<uint16_t>(xIntPart)][static_cast<uint16_t>(yIntPart)][static_cast<uint16_t>(zIntPart)] = newIndex;
vertexIndicesZ[static_cast<uint16>(xIntPart)][static_cast<uint16>(yIntPart)][static_cast<uint16>(zIntPart)] = newIndex;
}
}
}

330
PolyVoxCore/source/SurfaceExtractorsDecimated.cpp
View File

@@ -15,29 +15,29 @@ using namespace std;
namespace PolyVox
{
std::uint32_t getDecimatedIndex(std::uint32_t x, std::uint32_t y)
uint32 getDecimatedIndex(uint32 x, uint32 y)
{
return x + (y * (POLYVOX_REGION_SIDE_LENGTH+1));
}
void generateDecimatedMeshDataForRegion(BlockVolume<uint8_t>* volumeData, uint8_t uLevel, Region region, IndexedSurfacePatch* singleMaterialPatch)
void generateDecimatedMeshDataForRegion(BlockVolume<uint8>* volumeData, uint8 uLevel, Region region, IndexedSurfacePatch* singleMaterialPatch)
{
singleMaterialPatch->m_vecVertices.clear();
singleMaterialPatch->m_vecTriangleIndices.clear();
//For edge indices
std::int32_t* vertexIndicesX0 = new std::int32_t[(POLYVOX_REGION_SIDE_LENGTH+1) * (POLYVOX_REGION_SIDE_LENGTH+1)];
std::int32_t* vertexIndicesY0 = new std::int32_t[(POLYVOX_REGION_SIDE_LENGTH+1) * (POLYVOX_REGION_SIDE_LENGTH+1)];
std::int32_t* vertexIndicesZ0 = new std::int32_t[(POLYVOX_REGION_SIDE_LENGTH+1) * (POLYVOX_REGION_SIDE_LENGTH+1)];
std::int32_t* vertexIndicesX1 = new std::int32_t[(POLYVOX_REGION_SIDE_LENGTH+1) * (POLYVOX_REGION_SIDE_LENGTH+1)];
std::int32_t* vertexIndicesY1 = new std::int32_t[(POLYVOX_REGION_SIDE_LENGTH+1) * (POLYVOX_REGION_SIDE_LENGTH+1)];
std::int32_t* vertexIndicesZ1 = new std::int32_t[(POLYVOX_REGION_SIDE_LENGTH+1) * (POLYVOX_REGION_SIDE_LENGTH+1)];
int32* vertexIndicesX0 = new int32[(POLYVOX_REGION_SIDE_LENGTH+1) * (POLYVOX_REGION_SIDE_LENGTH+1)];
int32* vertexIndicesY0 = new int32[(POLYVOX_REGION_SIDE_LENGTH+1) * (POLYVOX_REGION_SIDE_LENGTH+1)];
int32* vertexIndicesZ0 = new int32[(POLYVOX_REGION_SIDE_LENGTH+1) * (POLYVOX_REGION_SIDE_LENGTH+1)];
int32* vertexIndicesX1 = new int32[(POLYVOX_REGION_SIDE_LENGTH+1) * (POLYVOX_REGION_SIDE_LENGTH+1)];
int32* vertexIndicesY1 = new int32[(POLYVOX_REGION_SIDE_LENGTH+1) * (POLYVOX_REGION_SIDE_LENGTH+1)];
int32* vertexIndicesZ1 = new int32[(POLYVOX_REGION_SIDE_LENGTH+1) * (POLYVOX_REGION_SIDE_LENGTH+1)];
//Cell bitmasks
std::uint8_t* bitmask0 = new std::uint8_t[(POLYVOX_REGION_SIDE_LENGTH+1) * (POLYVOX_REGION_SIDE_LENGTH+1)];
std::uint8_t* bitmask1 = new std::uint8_t[(POLYVOX_REGION_SIDE_LENGTH+1) * (POLYVOX_REGION_SIDE_LENGTH+1)];
uint8* bitmask0 = new uint8[(POLYVOX_REGION_SIDE_LENGTH+1) * (POLYVOX_REGION_SIDE_LENGTH+1)];
uint8* bitmask1 = new uint8[(POLYVOX_REGION_SIDE_LENGTH+1) * (POLYVOX_REGION_SIDE_LENGTH+1)];
const uint8_t uStepSize = uLevel == 0 ? 1 : 1 << uLevel;
const uint8 uStepSize = uLevel == 0 ? 1 : 1 << uLevel;
//When generating the mesh for a region we actually look outside it in the
// back, bottom, right direction. Protect against access violations by cropping region here
@@ -55,22 +55,22 @@ namespace PolyVox
regSlice0.setUpperCorner(v3dUpperCorner);
//Iterator to access the volume data
BlockVolumeIterator<std::uint8_t> volIter(*volumeData);
BlockVolumeIterator<uint8> volIter(*volumeData);
//Compute bitmask for initial slice
std::uint32_t uNoOfNonEmptyCellsForSlice0 = computeInitialDecimatedBitmaskForSlice(volIter, uLevel, regSlice0, offset, bitmask0);
uint32 uNoOfNonEmptyCellsForSlice0 = computeInitialDecimatedBitmaskForSlice(volIter, uLevel, regSlice0, offset, bitmask0);
if(uNoOfNonEmptyCellsForSlice0 != 0)
{
//If there were some non-empty cells then generate initial slice vertices for them
generateDecimatedVerticesForSlice(volIter, uLevel, regSlice0, offset, bitmask0, singleMaterialPatch, vertexIndicesX0, vertexIndicesY0, vertexIndicesZ0);
}
for(std::uint32_t uSlice = 1; ((uSlice <= POLYVOX_REGION_SIDE_LENGTH) && (uSlice + offset.getZ() <= regVolume.getUpperCorner().getZ())); uSlice += uStepSize)
for(uint32 uSlice = 1; ((uSlice <= POLYVOX_REGION_SIDE_LENGTH) && (uSlice + offset.getZ() <= regVolume.getUpperCorner().getZ())); uSlice += uStepSize)
{
Region regSlice1(regSlice0);
regSlice1.shift(Vector3DInt32(0,0,uStepSize));
std::uint32_t uNoOfNonEmptyCellsForSlice1 = computeDecimatedBitmaskForSliceFromPrevious(volIter, uLevel, regSlice1, offset, bitmask1, bitmask0);
uint32 uNoOfNonEmptyCellsForSlice1 = computeDecimatedBitmaskForSliceFromPrevious(volIter, uLevel, regSlice1, offset, bitmask1, bitmask0);
if(uNoOfNonEmptyCellsForSlice1 != 0)
{
@@ -110,41 +110,41 @@ namespace PolyVox
}*/
}
std::uint32_t computeInitialDecimatedBitmaskForSlice(BlockVolumeIterator<uint8_t>& volIter, uint8_t uLevel, const Region& regSlice, const Vector3DFloat& offset, uint8_t* bitmask)
uint32 computeInitialDecimatedBitmaskForSlice(BlockVolumeIterator<uint8>& volIter, uint8 uLevel, const Region& regSlice, const Vector3DFloat& offset, uint8* bitmask)
{
const uint8_t uStepSize = uLevel == 0 ? 1 : 1 << uLevel;
std::uint32_t uNoOfNonEmptyCells = 0;
const uint8 uStepSize = uLevel == 0 ? 1 : 1 << uLevel;
uint32 uNoOfNonEmptyCells = 0;
//Iterate over each cell in the region
for(uint16_t y = regSlice.getLowerCorner().getY(); y <= regSlice.getUpperCorner().getY(); y += uStepSize)
for(uint16 y = regSlice.getLowerCorner().getY(); y <= regSlice.getUpperCorner().getY(); y += uStepSize)
{
for(uint16_t x = regSlice.getLowerCorner().getX(); x <= regSlice.getUpperCorner().getX(); x += uStepSize)
for(uint16 x = regSlice.getLowerCorner().getX(); x <= regSlice.getUpperCorner().getX(); x += uStepSize)
{
//Current position
volIter.setPosition(x,y,regSlice.getLowerCorner().getZ());
//Determine the index into the edge table which tells us which vertices are inside of the surface
uint8_t iCubeIndex = 0;
uint8 iCubeIndex = 0;
if((x==regSlice.getLowerCorner().getX()) && (y==regSlice.getLowerCorner().getY()))
{
volIter.setPosition(x,y,regSlice.getLowerCorner().getZ());
const uint8_t v000 = volIter.getSubSampledVoxel(uLevel);
const uint8 v000 = volIter.getSubSampledVoxel(uLevel);
volIter.setPosition(x+uStepSize,y,regSlice.getLowerCorner().getZ());
const uint8_t v100 = volIter.getSubSampledVoxel(uLevel);
const uint8 v100 = volIter.getSubSampledVoxel(uLevel);
volIter.setPosition(x,y+uStepSize,regSlice.getLowerCorner().getZ());
const uint8_t v010 = volIter.getSubSampledVoxel(uLevel);
const uint8 v010 = volIter.getSubSampledVoxel(uLevel);
volIter.setPosition(x+uStepSize,y+uStepSize,regSlice.getLowerCorner().getZ());
const uint8_t v110 = volIter.getSubSampledVoxel(uLevel);
const uint8 v110 = volIter.getSubSampledVoxel(uLevel);
volIter.setPosition(x,y,regSlice.getLowerCorner().getZ()+uStepSize);
const uint8_t v001 = volIter.getSubSampledVoxel(uLevel);
const uint8 v001 = volIter.getSubSampledVoxel(uLevel);
volIter.setPosition(x+uStepSize,y,regSlice.getLowerCorner().getZ()+uStepSize);
const uint8_t v101 = volIter.getSubSampledVoxel(uLevel);
const uint8 v101 = volIter.getSubSampledVoxel(uLevel);
volIter.setPosition(x,y+uStepSize,regSlice.getLowerCorner().getZ()+uStepSize);
const uint8_t v011 = volIter.getSubSampledVoxel(uLevel);
const uint8 v011 = volIter.getSubSampledVoxel(uLevel);
volIter.setPosition(x+uStepSize,y+uStepSize,regSlice.getLowerCorner().getZ()+uStepSize);
const uint8_t v111 = volIter.getSubSampledVoxel(uLevel);
const uint8 v111 = volIter.getSubSampledVoxel(uLevel);
if (v000 == 0) iCubeIndex |= 1;
if (v100 == 0) iCubeIndex |= 2;
@@ -158,28 +158,28 @@ namespace PolyVox
else if((x>regSlice.getLowerCorner().getX()) && y==regSlice.getLowerCorner().getY())
{
volIter.setPosition(x+uStepSize,y,regSlice.getLowerCorner().getZ());
const uint8_t v100 = volIter.getSubSampledVoxel(uLevel);
const uint8 v100 = volIter.getSubSampledVoxel(uLevel);
volIter.setPosition(x+uStepSize,y+uStepSize,regSlice.getLowerCorner().getZ());
const uint8_t v110 = volIter.getSubSampledVoxel(uLevel);
const uint8 v110 = volIter.getSubSampledVoxel(uLevel);
volIter.setPosition(x+uStepSize,y,regSlice.getLowerCorner().getZ()+uStepSize);
const uint8_t v101 = volIter.getSubSampledVoxel(uLevel);
const uint8 v101 = volIter.getSubSampledVoxel(uLevel);
volIter.setPosition(x+uStepSize,y+uStepSize,regSlice.getLowerCorner().getZ()+uStepSize);
const uint8_t v111 = volIter.getSubSampledVoxel(uLevel);
const uint8 v111 = volIter.getSubSampledVoxel(uLevel);
//x
uint8_t iPreviousCubeIndexX = bitmask[getDecimatedIndex(x- offset.getX()-uStepSize,y- offset.getY())];
uint8_t srcBit6 = iPreviousCubeIndexX & 64;
uint8_t destBit7 = srcBit6 << 1;
uint8 iPreviousCubeIndexX = bitmask[getDecimatedIndex(x- offset.getX()-uStepSize,y- offset.getY())];
uint8 srcBit6 = iPreviousCubeIndexX & 64;
uint8 destBit7 = srcBit6 << 1;
uint8_t srcBit5 = iPreviousCubeIndexX & 32;
uint8_t destBit4 = srcBit5 >> 1;
uint8 srcBit5 = iPreviousCubeIndexX & 32;
uint8 destBit4 = srcBit5 >> 1;
uint8_t srcBit2 = iPreviousCubeIndexX & 4;
uint8_t destBit3 = srcBit2 << 1;
uint8 srcBit2 = iPreviousCubeIndexX & 4;
uint8 destBit3 = srcBit2 << 1;
uint8_t srcBit1 = iPreviousCubeIndexX & 2;
uint8_t destBit0 = srcBit1 >> 1;
uint8 srcBit1 = iPreviousCubeIndexX & 2;
uint8 destBit0 = srcBit1 >> 1;
iCubeIndex |= destBit0;
if (v100 == 0) iCubeIndex |= 2;
@@ -193,28 +193,28 @@ namespace PolyVox
else if((x==regSlice.getLowerCorner().getX()) && (y>regSlice.getLowerCorner().getY()))
{
volIter.setPosition(x,y+uStepSize,regSlice.getLowerCorner().getZ());
const uint8_t v010 = volIter.getSubSampledVoxel(uLevel);
const uint8 v010 = volIter.getSubSampledVoxel(uLevel);
volIter.setPosition(x+uStepSize,y+uStepSize,regSlice.getLowerCorner().getZ());
const uint8_t v110 = volIter.getSubSampledVoxel(uLevel);
const uint8 v110 = volIter.getSubSampledVoxel(uLevel);
volIter.setPosition(x,y+uStepSize,regSlice.getLowerCorner().getZ()+uStepSize);
const uint8_t v011 = volIter.getSubSampledVoxel(uLevel);
const uint8 v011 = volIter.getSubSampledVoxel(uLevel);
volIter.setPosition(x+uStepSize,y+uStepSize,regSlice.getLowerCorner().getZ()+uStepSize);
const uint8_t v111 = volIter.getSubSampledVoxel(uLevel);
const uint8 v111 = volIter.getSubSampledVoxel(uLevel);
//y
uint8_t iPreviousCubeIndexY = bitmask[getDecimatedIndex(x- offset.getX(),y- offset.getY()-uStepSize)];
uint8_t srcBit7 = iPreviousCubeIndexY & 128;
uint8_t destBit4 = srcBit7 >> 3;
uint8 iPreviousCubeIndexY = bitmask[getDecimatedIndex(x- offset.getX(),y- offset.getY()-uStepSize)];
uint8 srcBit7 = iPreviousCubeIndexY & 128;
uint8 destBit4 = srcBit7 >> 3;
uint8_t srcBit6 = iPreviousCubeIndexY & 64;
uint8_t destBit5 = srcBit6 >> 1;
uint8 srcBit6 = iPreviousCubeIndexY & 64;
uint8 destBit5 = srcBit6 >> 1;
uint8_t srcBit3 = iPreviousCubeIndexY & 8;
uint8_t destBit0 = srcBit3 >> 3;
uint8 srcBit3 = iPreviousCubeIndexY & 8;
uint8 destBit0 = srcBit3 >> 3;
uint8_t srcBit2 = iPreviousCubeIndexY & 4;
uint8_t destBit1 = srcBit2 >> 1;
uint8 srcBit2 = iPreviousCubeIndexY & 4;
uint8 destBit1 = srcBit2 >> 1;
iCubeIndex |= destBit0;
iCubeIndex |= destBit1;
@@ -228,32 +228,32 @@ namespace PolyVox
else
{
volIter.setPosition(x+uStepSize,y+uStepSize,regSlice.getLowerCorner().getZ());
const uint8_t v110 = volIter.getSubSampledVoxel(uLevel);
const uint8 v110 = volIter.getSubSampledVoxel(uLevel);
volIter.setPosition(x+uStepSize,y+uStepSize,regSlice.getLowerCorner().getZ()+uStepSize);
const uint8_t v111 = volIter.getSubSampledVoxel(uLevel);
const uint8 v111 = volIter.getSubSampledVoxel(uLevel);
//y
uint8_t iPreviousCubeIndexY = bitmask[getDecimatedIndex(x- offset.getX(),y- offset.getY()-uStepSize)];
uint8_t srcBit7 = iPreviousCubeIndexY & 128;
uint8_t destBit4 = srcBit7 >> 3;
uint8 iPreviousCubeIndexY = bitmask[getDecimatedIndex(x- offset.getX(),y- offset.getY()-uStepSize)];
uint8 srcBit7 = iPreviousCubeIndexY & 128;
uint8 destBit4 = srcBit7 >> 3;
uint8_t srcBit6 = iPreviousCubeIndexY & 64;
uint8_t destBit5 = srcBit6 >> 1;
uint8 srcBit6 = iPreviousCubeIndexY & 64;
uint8 destBit5 = srcBit6 >> 1;
uint8_t srcBit3 = iPreviousCubeIndexY & 8;
uint8_t destBit0 = srcBit3 >> 3;
uint8 srcBit3 = iPreviousCubeIndexY & 8;
uint8 destBit0 = srcBit3 >> 3;
uint8_t srcBit2 = iPreviousCubeIndexY & 4;
uint8_t destBit1 = srcBit2 >> 1;
uint8 srcBit2 = iPreviousCubeIndexY & 4;
uint8 destBit1 = srcBit2 >> 1;
//x
uint8_t iPreviousCubeIndexX = bitmask[getDecimatedIndex(x- offset.getX()-uStepSize,y- offset.getY())];
uint8 iPreviousCubeIndexX = bitmask[getDecimatedIndex(x- offset.getX()-uStepSize,y- offset.getY())];
srcBit6 = iPreviousCubeIndexX & 64;
uint8_t destBit7 = srcBit6 << 1;
uint8 destBit7 = srcBit6 << 1;
srcBit2 = iPreviousCubeIndexX & 4;
uint8_t destBit3 = srcBit2 << 1;
uint8 destBit3 = srcBit2 << 1;
iCubeIndex |= destBit0;
iCubeIndex |= destBit1;
@@ -279,35 +279,35 @@ namespace PolyVox
return uNoOfNonEmptyCells;
}
std::uint32_t computeDecimatedBitmaskForSliceFromPrevious(BlockVolumeIterator<uint8_t>& volIter, uint8_t uLevel, const Region& regSlice, const Vector3DFloat& offset, uint8_t* bitmask, uint8_t* previousBitmask)
uint32 computeDecimatedBitmaskForSliceFromPrevious(BlockVolumeIterator<uint8>& volIter, uint8 uLevel, const Region& regSlice, const Vector3DFloat& offset, uint8* bitmask, uint8* previousBitmask)
{
const uint8_t uStepSize = uLevel == 0 ? 1 : 1 << uLevel;
std::uint32_t uNoOfNonEmptyCells = 0;
const uint8 uStepSize = uLevel == 0 ? 1 : 1 << uLevel;
uint32 uNoOfNonEmptyCells = 0;
//Iterate over each cell in the region
for(uint16_t y = regSlice.getLowerCorner().getY(); y <= regSlice.getUpperCorner().getY(); y += uStepSize)
for(uint16 y = regSlice.getLowerCorner().getY(); y <= regSlice.getUpperCorner().getY(); y += uStepSize)
{
for(uint16_t x = regSlice.getLowerCorner().getX(); x <= regSlice.getUpperCorner().getX(); x += uStepSize)
for(uint16 x = regSlice.getLowerCorner().getX(); x <= regSlice.getUpperCorner().getX(); x += uStepSize)
{
//Current position
volIter.setPosition(x,y,regSlice.getLowerCorner().getZ());
//Determine the index into the edge table which tells us which vertices are inside of the surface
uint8_t iCubeIndex = 0;
uint8 iCubeIndex = 0;
if((x==regSlice.getLowerCorner().getX()) && (y==regSlice.getLowerCorner().getY()))
{
volIter.setPosition(x,y,regSlice.getLowerCorner().getZ()+uStepSize);
const uint8_t v001 = volIter.getSubSampledVoxel(uLevel);
const uint8 v001 = volIter.getSubSampledVoxel(uLevel);
volIter.setPosition(x+uStepSize,y,regSlice.getLowerCorner().getZ()+uStepSize);
const uint8_t v101 = volIter.getSubSampledVoxel(uLevel);
const uint8 v101 = volIter.getSubSampledVoxel(uLevel);
volIter.setPosition(x,y+uStepSize,regSlice.getLowerCorner().getZ()+uStepSize);
const uint8_t v011 = volIter.getSubSampledVoxel(uLevel);
const uint8 v011 = volIter.getSubSampledVoxel(uLevel);
volIter.setPosition(x+uStepSize,y+uStepSize,regSlice.getLowerCorner().getZ()+uStepSize);
const uint8_t v111 = volIter.getSubSampledVoxel(uLevel);
const uint8 v111 = volIter.getSubSampledVoxel(uLevel);
//z
uint8_t iPreviousCubeIndexZ = previousBitmask[getDecimatedIndex(x- offset.getX(),y- offset.getY())];
uint8 iPreviousCubeIndexZ = previousBitmask[getDecimatedIndex(x- offset.getX(),y- offset.getY())];
iCubeIndex = iPreviousCubeIndexZ >> 4;
if (v001 == 0) iCubeIndex |= 16;
@@ -318,21 +318,21 @@ namespace PolyVox
else if((x>regSlice.getLowerCorner().getX()) && y==regSlice.getLowerCorner().getY())
{
volIter.setPosition(x+uStepSize,y,regSlice.getLowerCorner().getZ()+uStepSize);
const uint8_t v101 = volIter.getSubSampledVoxel(uLevel);
const uint8 v101 = volIter.getSubSampledVoxel(uLevel);
volIter.setPosition(x+uStepSize,y+uStepSize,regSlice.getLowerCorner().getZ()+uStepSize);
const uint8_t v111 = volIter.getSubSampledVoxel(uLevel);
const uint8 v111 = volIter.getSubSampledVoxel(uLevel);
//z
uint8_t iPreviousCubeIndexZ = previousBitmask[getDecimatedIndex(x- offset.getX(),y- offset.getY())];
uint8 iPreviousCubeIndexZ = previousBitmask[getDecimatedIndex(x- offset.getX(),y- offset.getY())];
iCubeIndex = iPreviousCubeIndexZ >> 4;
//x
uint8_t iPreviousCubeIndexX = bitmask[getDecimatedIndex(x- offset.getX()-uStepSize,y- offset.getY())];
uint8_t srcBit6 = iPreviousCubeIndexX & 64;
uint8_t destBit7 = srcBit6 << 1;
uint8 iPreviousCubeIndexX = bitmask[getDecimatedIndex(x- offset.getX()-uStepSize,y- offset.getY())];
uint8 srcBit6 = iPreviousCubeIndexX & 64;
uint8 destBit7 = srcBit6 << 1;
uint8_t srcBit5 = iPreviousCubeIndexX & 32;
uint8_t destBit4 = srcBit5 >> 1;
uint8 srcBit5 = iPreviousCubeIndexX & 32;
uint8 destBit4 = srcBit5 >> 1;
iCubeIndex |= destBit4;
if (v101 == 0) iCubeIndex |= 32;
@@ -342,21 +342,21 @@ namespace PolyVox
else if((x==regSlice.getLowerCorner().getX()) && (y>regSlice.getLowerCorner().getY()))
{
volIter.setPosition(x,y+uStepSize,regSlice.getLowerCorner().getZ()+uStepSize);
const uint8_t v011 = volIter.getSubSampledVoxel(uLevel);
const uint8 v011 = volIter.getSubSampledVoxel(uLevel);
volIter.setPosition(x+uStepSize,y+uStepSize,regSlice.getLowerCorner().getZ()+uStepSize);
const uint8_t v111 = volIter.getSubSampledVoxel(uLevel);
const uint8 v111 = volIter.getSubSampledVoxel(uLevel);
//z
uint8_t iPreviousCubeIndexZ = previousBitmask[getDecimatedIndex(x- offset.getX(),y- offset.getY())];
uint8 iPreviousCubeIndexZ = previousBitmask[getDecimatedIndex(x- offset.getX(),y- offset.getY())];
iCubeIndex = iPreviousCubeIndexZ >> 4;
//y
uint8_t iPreviousCubeIndexY = bitmask[getDecimatedIndex(x- offset.getX(),y- offset.getY()-uStepSize)];
uint8_t srcBit7 = iPreviousCubeIndexY & 128;
uint8_t destBit4 = srcBit7 >> 3;
uint8 iPreviousCubeIndexY = bitmask[getDecimatedIndex(x- offset.getX(),y- offset.getY()-uStepSize)];
uint8 srcBit7 = iPreviousCubeIndexY & 128;
uint8 destBit4 = srcBit7 >> 3;
uint8_t srcBit6 = iPreviousCubeIndexY & 64;
uint8_t destBit5 = srcBit6 >> 1;
uint8 srcBit6 = iPreviousCubeIndexY & 64;
uint8 destBit5 = srcBit6 >> 1;
iCubeIndex |= destBit4;
iCubeIndex |= destBit5;
@@ -366,24 +366,24 @@ namespace PolyVox
else
{
volIter.setPosition(x+uStepSize,y+uStepSize,regSlice.getLowerCorner().getZ()+uStepSize);
const uint8_t v111 = volIter.getSubSampledVoxel(uLevel);
const uint8 v111 = volIter.getSubSampledVoxel(uLevel);
//z
uint8_t iPreviousCubeIndexZ = previousBitmask[getDecimatedIndex(x- offset.getX(),y- offset.getY())];
uint8 iPreviousCubeIndexZ = previousBitmask[getDecimatedIndex(x- offset.getX(),y- offset.getY())];
iCubeIndex = iPreviousCubeIndexZ >> 4;
//y
uint8_t iPreviousCubeIndexY = bitmask[getDecimatedIndex(x- offset.getX(),y- offset.getY()-uStepSize)];
uint8_t srcBit7 = iPreviousCubeIndexY & 128;
uint8_t destBit4 = srcBit7 >> 3;
uint8 iPreviousCubeIndexY = bitmask[getDecimatedIndex(x- offset.getX(),y- offset.getY()-uStepSize)];
uint8 srcBit7 = iPreviousCubeIndexY & 128;
uint8 destBit4 = srcBit7 >> 3;
uint8_t srcBit6 = iPreviousCubeIndexY & 64;
uint8_t destBit5 = srcBit6 >> 1;
uint8 srcBit6 = iPreviousCubeIndexY & 64;
uint8 destBit5 = srcBit6 >> 1;
//x
uint8_t iPreviousCubeIndexX = bitmask[getDecimatedIndex(x- offset.getX()-uStepSize,y- offset.getY())];
uint8 iPreviousCubeIndexX = bitmask[getDecimatedIndex(x- offset.getX()-uStepSize,y- offset.getY())];
srcBit6 = iPreviousCubeIndexX & 64;
uint8_t destBit7 = srcBit6 << 1;
uint8 destBit7 = srcBit6 << 1;
iCubeIndex |= destBit4;
iCubeIndex |= destBit5;
@@ -405,23 +405,23 @@ namespace PolyVox
return uNoOfNonEmptyCells;
}
void generateDecimatedVerticesForSlice(BlockVolumeIterator<uint8_t>& volIter, uint8_t uLevel, Region& regSlice, const Vector3DFloat& offset, uint8_t* bitmask, IndexedSurfacePatch* singleMaterialPatch,std::int32_t vertexIndicesX[],std::int32_t vertexIndicesY[],std::int32_t vertexIndicesZ[])
void generateDecimatedVerticesForSlice(BlockVolumeIterator<uint8>& volIter, uint8 uLevel, Region& regSlice, const Vector3DFloat& offset, uint8* bitmask, IndexedSurfacePatch* singleMaterialPatch,int32 vertexIndicesX[],int32 vertexIndicesY[],int32 vertexIndicesZ[])
{
const uint8_t uStepSize = uLevel == 0 ? 1 : 1 << uLevel;
const uint8 uStepSize = uLevel == 0 ? 1 : 1 << uLevel;
//Iterate over each cell in the region
for(uint16_t y = regSlice.getLowerCorner().getY(); y <= regSlice.getUpperCorner().getY(); y += uStepSize)
for(uint16 y = regSlice.getLowerCorner().getY(); y <= regSlice.getUpperCorner().getY(); y += uStepSize)
{
for(uint16_t x = regSlice.getLowerCorner().getX(); x <= regSlice.getUpperCorner().getX(); x += uStepSize)
for(uint16 x = regSlice.getLowerCorner().getX(); x <= regSlice.getUpperCorner().getX(); x += uStepSize)
{
//Current position
const uint16_t z = regSlice.getLowerCorner().getZ();
const uint16 z = regSlice.getLowerCorner().getZ();
volIter.setPosition(x,y,z);
const uint8_t v000 = volIter.getSubSampledVoxel(uLevel);
const uint8 v000 = volIter.getSubSampledVoxel(uLevel);
//Determine the index into the edge table which tells us which vertices are inside of the surface
uint8_t iCubeIndex = bitmask[getDecimatedIndex(x - offset.getX(),y - offset.getY())];
uint8 iCubeIndex = bitmask[getDecimatedIndex(x - offset.getX(),y - offset.getY())];
/* Cube is entirely in/out of the surface */
if (edgeTable[iCubeIndex] == 0)
@@ -435,10 +435,10 @@ namespace PolyVox
if(x != regSlice.getUpperCorner().getX())
{
volIter.setPosition(x + uStepSize,y,z);
const uint8_t v100 = volIter.getSubSampledVoxel(uLevel);
const uint8 v100 = volIter.getSubSampledVoxel(uLevel);
const Vector3DFloat v3dPosition(x - offset.getX() + 0.5f * uStepSize, y - offset.getY(), z - offset.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.
const uint8 uMaterial = v000 | v100; //Because one of these is 0, the or operation takes the max.
SurfaceVertex surfaceVertex(v3dPosition, v3dNormal, uMaterial);
singleMaterialPatch->m_vecVertices.push_back(surfaceVertex);
vertexIndicesX[getDecimatedIndex(x - offset.getX(),y - offset.getY())] = singleMaterialPatch->m_vecVertices.size()-1;
@@ -449,10 +449,10 @@ namespace PolyVox
if(y != regSlice.getUpperCorner().getY())
{
volIter.setPosition(x,y + uStepSize,z);
const uint8_t v010 = volIter.getSubSampledVoxel(uLevel);
const uint8 v010 = volIter.getSubSampledVoxel(uLevel);
const Vector3DFloat v3dPosition(x - offset.getX(), y - offset.getY() + 0.5f * uStepSize, z - offset.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.
const uint8 uMaterial = v000 | v010; //Because one of these is 0, the or operation takes the max.
SurfaceVertex surfaceVertex(v3dPosition, v3dNormal, uMaterial);
singleMaterialPatch->m_vecVertices.push_back(surfaceVertex);
vertexIndicesY[getDecimatedIndex(x - offset.getX(),y - offset.getY())] = singleMaterialPatch->m_vecVertices.size()-1;
@@ -463,10 +463,10 @@ namespace PolyVox
//if(z != regSlice.getUpperCorner.getZ())
{
volIter.setPosition(x,y,z + uStepSize);
const uint8_t v001 = volIter.getSubSampledVoxel(uLevel);
const uint8 v001 = volIter.getSubSampledVoxel(uLevel);
const Vector3DFloat v3dPosition(x - offset.getX(), y - offset.getY(), z - offset.getZ() + 0.5f * 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 uint8 uMaterial = v000 | v001; //Because one of these is 0, the or operation takes the max.
const SurfaceVertex surfaceVertex(v3dPosition, v3dNormal, uMaterial);
singleMaterialPatch->m_vecVertices.push_back(surfaceVertex);
vertexIndicesZ[getDecimatedIndex(x - offset.getX(),y - offset.getY())] = singleMaterialPatch->m_vecVertices.size()-1;
@@ -476,20 +476,20 @@ namespace PolyVox
}
}
void generateDecimatedIndicesForSlice(BlockVolumeIterator<uint8_t>& volIter, uint8_t uLevel, const Region& regSlice, IndexedSurfacePatch* singleMaterialPatch, const Vector3DFloat& offset, uint8_t* bitmask0, uint8_t* bitmask1, std::int32_t vertexIndicesX0[],std::int32_t vertexIndicesY0[],std::int32_t vertexIndicesZ0[], std::int32_t vertexIndicesX1[],std::int32_t vertexIndicesY1[],std::int32_t vertexIndicesZ1[])
void generateDecimatedIndicesForSlice(BlockVolumeIterator<uint8>& volIter, uint8 uLevel, const Region& regSlice, IndexedSurfacePatch* singleMaterialPatch, const Vector3DFloat& offset, uint8* bitmask0, uint8* bitmask1, int32 vertexIndicesX0[],int32 vertexIndicesY0[],int32 vertexIndicesZ0[], int32 vertexIndicesX1[],int32 vertexIndicesY1[],int32 vertexIndicesZ1[])
{
const uint8_t uStepSize = uLevel == 0 ? 1 : 1 << uLevel;
std::uint32_t indlist[12];
const uint8 uStepSize = uLevel == 0 ? 1 : 1 << uLevel;
uint32 indlist[12];
for(uint16_t y = regSlice.getLowerCorner().getY() - offset.getY(); y < regSlice.getUpperCorner().getY() - offset.getY(); y += uStepSize)
for(uint16 y = regSlice.getLowerCorner().getY() - offset.getY(); y < regSlice.getUpperCorner().getY() - offset.getY(); y += uStepSize)
{
for(uint16_t x = regSlice.getLowerCorner().getX() - offset.getX(); x < regSlice.getUpperCorner().getX() - offset.getX(); x += uStepSize)
for(uint16 x = regSlice.getLowerCorner().getX() - offset.getX(); x < regSlice.getUpperCorner().getX() - offset.getX(); x += uStepSize)
{
//Current position
const uint16_t z = regSlice.getLowerCorner().getZ() - offset.getZ();
const uint16 z = regSlice.getLowerCorner().getZ() - offset.getZ();
//Determine the index into the edge table which tells us which vertices are inside of the surface
uint8_t iCubeIndex = bitmask0[getDecimatedIndex(x,y)];
uint8 iCubeIndex = bitmask0[getDecimatedIndex(x,y)];
/* Cube is entirely in/out of the surface */
if (edgeTable[iCubeIndex] == 0)
@@ -561,9 +561,9 @@ namespace PolyVox
for (int i=0;triTable[iCubeIndex][i]!=-1;i+=3)
{
std::uint32_t ind0 = indlist[triTable[iCubeIndex][i ]];
std::uint32_t ind1 = indlist[triTable[iCubeIndex][i+1]];
std::uint32_t ind2 = indlist[triTable[iCubeIndex][i+2]];
uint32 ind0 = indlist[triTable[iCubeIndex][i ]];
uint32 ind1 = indlist[triTable[iCubeIndex][i+1]];
uint32 ind2 = indlist[triTable[iCubeIndex][i+2]];
singleMaterialPatch->m_vecTriangleIndices.push_back(ind0);
singleMaterialPatch->m_vecTriangleIndices.push_back(ind1);
@@ -573,7 +573,7 @@ namespace PolyVox
}
}
void generateDecimatedMeshDataForRegionSlow(BlockVolume<uint8_t>* volumeData, Region region, IndexedSurfacePatch* singleMaterialPatch)
void generateDecimatedMeshDataForRegionSlow(BlockVolume<uint8>* volumeData, Region region, IndexedSurfacePatch* singleMaterialPatch)
{
//When generating the mesh for a region we actually look one voxel outside it in the
// back, bottom, right direction. Protect against access violations by cropping region here
@@ -587,8 +587,8 @@ namespace PolyVox
Vector3DFloat vertlist[12];
Vector3DFloat normlist[12];
uint8_t vertMaterials[12];
BlockVolumeIterator<std::uint8_t> volIter(*volumeData);
uint8 vertMaterials[12];
BlockVolumeIterator<uint8> volIter(*volumeData);
volIter.setValidRegion(region);
//////////////////////////////////////////////////////////////////////////
@@ -597,33 +597,33 @@ namespace PolyVox
//Iterate over each cell in the region
//volIter.setPosition(region.getLowerCorner().getX(),region.getLowerCorner().getY(), region.getLowerCorner().getZ());
for(uint16_t z = region.getLowerCorner().getZ(); z <= region.getUpperCorner().getZ(); z += 2)
for(uint16 z = region.getLowerCorner().getZ(); z <= region.getUpperCorner().getZ(); z += 2)
{
for(uint16_t y = region.getLowerCorner().getY(); y <= region.getUpperCorner().getY(); y += 2)
for(uint16 y = region.getLowerCorner().getY(); y <= region.getUpperCorner().getY(); y += 2)
{
for(uint16_t x = region.getLowerCorner().getX(); x <= region.getUpperCorner().getX(); x += 2)
for(uint16 x = region.getLowerCorner().getX(); x <= region.getUpperCorner().getX(); x += 2)
{
//while(volIter.moveForwardInRegionXYZ())
//{
volIter.setPosition(x,y,z);
const uint8_t v000 = volIter.getSubSampledVoxel(1);
const uint8 v000 = volIter.getSubSampledVoxel(1);
volIter.setPosition(x+2,y,z);
const uint8_t v100 = volIter.getSubSampledVoxel(1);
const uint8 v100 = volIter.getSubSampledVoxel(1);
volIter.setPosition(x,y+2,z);
const uint8_t v010 = volIter.getSubSampledVoxel(1);
const uint8 v010 = volIter.getSubSampledVoxel(1);
volIter.setPosition(x+2,y+2,z);
const uint8_t v110 = volIter.getSubSampledVoxel(1);
const uint8 v110 = volIter.getSubSampledVoxel(1);
volIter.setPosition(x,y,z+2);
const uint8_t v001 = volIter.getSubSampledVoxel(1);
const uint8 v001 = volIter.getSubSampledVoxel(1);
volIter.setPosition(x+2,y,z+2);
const uint8_t v101 = volIter.getSubSampledVoxel(1);
const uint8 v101 = volIter.getSubSampledVoxel(1);
volIter.setPosition(x,y+2,z+2);
const uint8_t v011 = volIter.getSubSampledVoxel(1);
const uint8 v011 = volIter.getSubSampledVoxel(1);
volIter.setPosition(x+2,y+2,z+2);
const uint8_t v111 = volIter.getSubSampledVoxel(1);
const uint8 v111 = volIter.getSubSampledVoxel(1);
//Determine the index into the edge table which tells us which vertices are inside of the surface
uint8_t iCubeIndex = 0;
uint8 iCubeIndex = 0;
if (v000 == 0) iCubeIndex |= 1;
if (v100 == 0) iCubeIndex |= 2;
@@ -762,9 +762,9 @@ namespace PolyVox
//const Vector3DFloat vertex1AsFloat = (static_cast<Vector3DFloat>(vertex1) / 2.0f) - offset;
//const Vector3DFloat vertex2AsFloat = (static_cast<Vector3DFloat>(vertex2) / 2.0f) - offset;
const uint8_t material0 = vertMaterials[triTable[iCubeIndex][i ]];
const uint8_t material1 = vertMaterials[triTable[iCubeIndex][i+1]];
const uint8_t material2 = vertMaterials[triTable[iCubeIndex][i+2]];
const uint8 material0 = vertMaterials[triTable[iCubeIndex][i ]];
const uint8 material1 = vertMaterials[triTable[iCubeIndex][i+1]];
const uint8 material2 = vertMaterials[triTable[iCubeIndex][i+2]];
//If all the materials are the same, we just need one triangle for that material with all the alphas set high.
@@ -784,7 +784,7 @@ namespace PolyVox
//FIXME - can it happen that we have no vertices or triangles? Should exit early?
//for(std::map<uint8_t, IndexedSurfacePatch*>::iterator iterPatch = surfacePatchMapResult.begin(); iterPatch != surfacePatchMapResult.end(); ++iterPatch)
//for(std::map<uint8, IndexedSurfacePatch*>::iterator iterPatch = surfacePatchMapResult.begin(); iterPatch != surfacePatchMapResult.end(); ++iterPatch)
{
/*std::vector<SurfaceVertex>::iterator iterSurfaceVertex = singleMaterialPatch->getVertices().begin();
@@ -797,15 +797,15 @@ namespace PolyVox
}
}
Vector3DFloat computeDecimatedNormal(BlockVolume<uint8_t>* volumeData, const Vector3DFloat& position, NormalGenerationMethod normalGenerationMethod)
Vector3DFloat computeDecimatedNormal(BlockVolume<uint8>* volumeData, const Vector3DFloat& position, NormalGenerationMethod normalGenerationMethod)
{
const float posX = position.getX();
const float posY = position.getY();
const float posZ = position.getZ();
const uint16_t floorX = static_cast<uint16_t>(posX);
const uint16_t floorY = static_cast<uint16_t>(posY);
const uint16_t floorZ = static_cast<uint16_t>(posZ);
const uint16 floorX = static_cast<uint16>(posX);
const uint16 floorY = static_cast<uint16>(posY);
const uint16 floorZ = static_cast<uint16>(posZ);
//Check all corners are within the volume, allowing a boundary for gradient estimation
bool lowerCornerInside = volumeData->containsPoint(Vector3DInt32(floorX, floorY, floorZ),1);
@@ -817,24 +817,24 @@ namespace PolyVox
Vector3DFloat result;
BlockVolumeIterator<std::uint8_t> volIter(*volumeData); //FIXME - save this somewhere - could be expensive to create?
BlockVolumeIterator<uint8> volIter(*volumeData); //FIXME - save this somewhere - could be expensive to create?
if(normalGenerationMethod == SOBEL)
{
volIter.setPosition(static_cast<uint16_t>(posX),static_cast<uint16_t>(posY),static_cast<uint16_t>(posZ));
volIter.setPosition(static_cast<uint16>(posX),static_cast<uint16>(posY),static_cast<uint16>(posZ));
const Vector3DFloat gradFloor = computeSobelGradient(volIter);
if((posX - floorX) > 0.25) //The result should be 0.0 or 0.5
{
volIter.setPosition(static_cast<uint16_t>(posX+1.0),static_cast<uint16_t>(posY),static_cast<uint16_t>(posZ));
volIter.setPosition(static_cast<uint16>(posX+1.0),static_cast<uint16>(posY),static_cast<uint16>(posZ));
}
if((posY - floorY) > 0.25) //The result should be 0.0 or 0.5
{
volIter.setPosition(static_cast<uint16_t>(posX),static_cast<uint16_t>(posY+1.0),static_cast<uint16_t>(posZ));
volIter.setPosition(static_cast<uint16>(posX),static_cast<uint16>(posY+1.0),static_cast<uint16>(posZ));
}
if((posZ - floorZ) > 0.25) //The result should be 0.0 or 0.5
{
volIter.setPosition(static_cast<uint16_t>(posX),static_cast<uint16_t>(posY),static_cast<uint16_t>(posZ+1.0));
volIter.setPosition(static_cast<uint16>(posX),static_cast<uint16>(posY),static_cast<uint16>(posZ+1.0));
}
const Vector3DFloat gradCeil = computeSobelGradient(volIter);
result = ((gradFloor + gradCeil) * -1.0f);
@@ -846,19 +846,19 @@ namespace PolyVox
}
if(normalGenerationMethod == CENTRAL_DIFFERENCE)
{
volIter.setPosition(static_cast<uint16_t>(posX),static_cast<uint16_t>(posY),static_cast<uint16_t>(posZ));
volIter.setPosition(static_cast<uint16>(posX),static_cast<uint16>(posY),static_cast<uint16>(posZ));
const Vector3DFloat gradFloor = computeCentralDifferenceGradient(volIter);
if((posX - floorX) > 0.25) //The result should be 0.0 or 0.5
{
volIter.setPosition(static_cast<uint16_t>(posX+1.0),static_cast<uint16_t>(posY),static_cast<uint16_t>(posZ));
volIter.setPosition(static_cast<uint16>(posX+1.0),static_cast<uint16>(posY),static_cast<uint16>(posZ));
}
if((posY - floorY) > 0.25) //The result should be 0.0 or 0.5
{
volIter.setPosition(static_cast<uint16_t>(posX),static_cast<uint16_t>(posY+1.0),static_cast<uint16_t>(posZ));
volIter.setPosition(static_cast<uint16>(posX),static_cast<uint16>(posY+1.0),static_cast<uint16>(posZ));
}
if((posZ - floorZ) > 0.25) //The result should be 0.0 or 0.5
{
volIter.setPosition(static_cast<uint16_t>(posX),static_cast<uint16_t>(posY),static_cast<uint16_t>(posZ+1.0));
volIter.setPosition(static_cast<uint16>(posX),static_cast<uint16>(posY),static_cast<uint16>(posZ+1.0));
}
const Vector3DFloat gradCeil = computeCentralDifferenceGradient(volIter);
result = ((gradFloor + gradCeil) * -1.0f);
@@ -870,21 +870,21 @@ namespace PolyVox
}
if(normalGenerationMethod == SIMPLE)
{
volIter.setPosition(static_cast<uint16_t>(posX),static_cast<uint16_t>(posY),static_cast<uint16_t>(posZ));
const uint8_t uFloor = volIter.getVoxel() > 0 ? 1 : 0;
volIter.setPosition(static_cast<uint16>(posX),static_cast<uint16>(posY),static_cast<uint16>(posZ));
const uint8 uFloor = volIter.getVoxel() > 0 ? 1 : 0;
if((posX - floorX) > 0.25) //The result should be 0.0 or 0.5
{
uint8_t uCeil = volIter.peekVoxel1px0py0pz() > 0 ? 1 : 0;
uint8 uCeil = volIter.peekVoxel1px0py0pz() > 0 ? 1 : 0;
result = Vector3DFloat(static_cast<float>(uFloor - uCeil),0.0,0.0);
}
else if((posY - floorY) > 0.25) //The result should be 0.0 or 0.5
{
uint8_t uCeil = volIter.peekVoxel0px1py0pz() > 0 ? 1 : 0;
uint8 uCeil = volIter.peekVoxel0px1py0pz() > 0 ? 1 : 0;
result = Vector3DFloat(0.0,static_cast<float>(uFloor - uCeil),0.0);
}
else if((posZ - floorZ) > 0.25) //The result should be 0.0 or 0.5
{
uint8_t uCeil = volIter.peekVoxel0px0py1pz() > 0 ? 1 : 0;
uint8 uCeil = volIter.peekVoxel0px0py1pz() > 0 ? 1 : 0;
result = Vector3DFloat(0.0, 0.0,static_cast<float>(uFloor - uCeil));
}
}

8
PolyVoxCore/source/Utility.cpp
View File

@@ -27,21 +27,21 @@ namespace PolyVox
{
//Note: this function only works for inputs which are a power of two and not zero
//If this is not the case then the output is undefined.
std::uint8_t logBase2(std::uint32_t uInput)
uint8 logBase2(uint32 uInput)
{
assert(uInput != 0);
assert(isPowerOf2(uInput));
std::uint32_t uResult = 0;
uint32 uResult = 0;
while( (uInput >> uResult) != 0)
{
++uResult;
}
return static_cast<std::uint8_t>(uResult-1);
return static_cast<uint8>(uResult-1);
}
bool isPowerOf2(std::uint32_t uInput)
bool isPowerOf2(uint32 uInput)
{
if(uInput == 0)
return false;

92
PolyVoxCore/source/VolumeChangeTracker.cpp
View File

@@ -50,7 +50,7 @@ namespace PolyVox
{
}
void VolumeChangeTracker::setVolumeData(BlockVolume<std::uint8_t>* volumeDataToSet)
void VolumeChangeTracker::setVolumeData(BlockVolume<uint8>* volumeDataToSet)
{
volumeData = volumeDataToSet;
volRegionUpToDate = new LinearVolume<bool>(PolyVox::logBase2(POLYVOX_VOLUME_SIDE_LENGTH_IN_REGIONS));
@@ -64,23 +64,23 @@ namespace PolyVox
listToFill.clear();
//Regenerate meshes.
for(uint16_t regionZ = 0; regionZ < POLYVOX_VOLUME_SIDE_LENGTH_IN_REGIONS; ++regionZ)
//for(uint16_t regionZ = 0; regionZ < 1; ++regionZ)
for(uint16 regionZ = 0; regionZ < POLYVOX_VOLUME_SIDE_LENGTH_IN_REGIONS; ++regionZ)
//for(uint16 regionZ = 0; regionZ < 1; ++regionZ)
{
for(uint16_t regionY = 0; regionY < POLYVOX_VOLUME_SIDE_LENGTH_IN_REGIONS; ++regionY)
//for(uint16_t regionY = 0; regionY < 2; ++regionY)
for(uint16 regionY = 0; regionY < POLYVOX_VOLUME_SIDE_LENGTH_IN_REGIONS; ++regionY)
//for(uint16 regionY = 0; regionY < 2; ++regionY)
{
for(uint16_t regionX = 0; regionX < POLYVOX_VOLUME_SIDE_LENGTH_IN_REGIONS; ++regionX)
//for(uint16_t regionX = 0; regionX < 2; ++regionX)
for(uint16 regionX = 0; regionX < POLYVOX_VOLUME_SIDE_LENGTH_IN_REGIONS; ++regionX)
//for(uint16 regionX = 0; regionX < 2; ++regionX)
{
if(volRegionUpToDate->getVoxelAt(regionX, regionY, regionZ) == false)
{
const uint16_t firstX = regionX * POLYVOX_REGION_SIDE_LENGTH;
const uint16_t firstY = regionY * POLYVOX_REGION_SIDE_LENGTH;
const uint16_t firstZ = regionZ * POLYVOX_REGION_SIDE_LENGTH;
const uint16_t lastX = firstX + POLYVOX_REGION_SIDE_LENGTH;
const uint16_t lastY = firstY + POLYVOX_REGION_SIDE_LENGTH;
const uint16_t lastZ = firstZ + POLYVOX_REGION_SIDE_LENGTH;
const uint16 firstX = regionX * POLYVOX_REGION_SIDE_LENGTH;
const uint16 firstY = regionY * POLYVOX_REGION_SIDE_LENGTH;
const uint16 firstZ = regionZ * POLYVOX_REGION_SIDE_LENGTH;
const uint16 lastX = firstX + POLYVOX_REGION_SIDE_LENGTH;
const uint16 lastY = firstY + POLYVOX_REGION_SIDE_LENGTH;
const uint16 lastZ = firstZ + POLYVOX_REGION_SIDE_LENGTH;
listToFill.push_back(Region(Vector3DInt32(firstX, firstY, firstZ), Vector3DInt32(lastX, lastY, lastZ)));
}
@@ -91,11 +91,11 @@ namespace PolyVox
void VolumeChangeTracker::setAllRegionsUpToDate(bool newUpToDateValue)
{
for(uint16_t blockZ = 0; blockZ < POLYVOX_VOLUME_SIDE_LENGTH_IN_REGIONS; ++blockZ)
for(uint16 blockZ = 0; blockZ < POLYVOX_VOLUME_SIDE_LENGTH_IN_REGIONS; ++blockZ)
{
for(uint16_t blockY = 0; blockY < POLYVOX_VOLUME_SIDE_LENGTH_IN_REGIONS; ++blockY)
for(uint16 blockY = 0; blockY < POLYVOX_VOLUME_SIDE_LENGTH_IN_REGIONS; ++blockY)
{
for(uint16_t blockX = 0; blockX < POLYVOX_VOLUME_SIDE_LENGTH_IN_REGIONS; ++blockX)
for(uint16 blockX = 0; blockX < POLYVOX_VOLUME_SIDE_LENGTH_IN_REGIONS; ++blockX)
{
volRegionUpToDate->setVoxelAt(blockX, blockY, blockZ, newUpToDateValue);
}
@@ -103,7 +103,7 @@ namespace PolyVox
}
}
uint16_t VolumeChangeTracker::getSideLength(void)
uint16 VolumeChangeTracker::getSideLength(void)
{
return volumeData->getSideLength();
}
@@ -113,31 +113,31 @@ namespace PolyVox
return volumeData->getEnclosingRegion();
}
uint8_t VolumeChangeTracker::getVoxelAt(const Vector3DUint16& pos)
uint8 VolumeChangeTracker::getVoxelAt(const Vector3DUint16& pos)
{
return getVoxelAt(pos.getX(), pos.getY(), pos.getZ());
}
uint8_t VolumeChangeTracker::getVoxelAt(uint16_t uX, uint16_t uY, uint16_t uZ)
uint8 VolumeChangeTracker::getVoxelAt(uint16 uX, uint16 uY, uint16 uZ)
{
assert(uX < volumeData->getSideLength());
assert(uY < volumeData->getSideLength());
assert(uZ < volumeData->getSideLength());
BlockVolumeIterator<std::uint8_t> volIter(*volumeData);
BlockVolumeIterator<uint8> volIter(*volumeData);
volIter.setPosition(uX,uY,uZ);
return volIter.getVoxel();
}
BlockVolume<std::uint8_t>* VolumeChangeTracker::getVolumeData(void) const
BlockVolume<uint8>* VolumeChangeTracker::getVolumeData(void) const
{
return volumeData;
}
void VolumeChangeTracker::setVoxelAt(std::uint16_t x, std::uint16_t y, std::uint16_t z, std::uint8_t value)
void VolumeChangeTracker::setVoxelAt(uint16 x, uint16 y, uint16 z, uint8 value)
{
//FIXME - rather than creating a iterator each time we should have one stored
BlockVolumeIterator<std::uint8_t> iterVol(*volumeData);
BlockVolumeIterator<uint8> iterVol(*volumeData);
iterVol.setPosition(x,y,z);
iterVol.setVoxel(value);
@@ -153,23 +153,23 @@ namespace PolyVox
}
else //Mark surrounding regions as well
{
const uint16_t regionX = x >> POLYVOX_REGION_SIDE_LENGTH_POWER;
const uint16_t regionY = y >> POLYVOX_REGION_SIDE_LENGTH_POWER;
const uint16_t regionZ = z >> POLYVOX_REGION_SIDE_LENGTH_POWER;
const uint16 regionX = x >> POLYVOX_REGION_SIDE_LENGTH_POWER;
const uint16 regionY = y >> POLYVOX_REGION_SIDE_LENGTH_POWER;
const uint16 regionZ = z >> POLYVOX_REGION_SIDE_LENGTH_POWER;
const uint16_t minRegionX = (std::max)(uint16_t(0),uint16_t(regionX-1));
const uint16_t minRegionY = (std::max)(uint16_t(0),uint16_t(regionY-1));
const uint16_t minRegionZ = (std::max)(uint16_t(0),uint16_t(regionZ-1));
const uint16 minRegionX = (std::max)(uint16(0),uint16(regionX-1));
const uint16 minRegionY = (std::max)(uint16(0),uint16(regionY-1));
const uint16 minRegionZ = (std::max)(uint16(0),uint16(regionZ-1));
const uint16_t maxRegionX = (std::min)(uint16_t(POLYVOX_VOLUME_SIDE_LENGTH_IN_REGIONS-1),uint16_t(regionX+1));
const uint16_t maxRegionY = (std::min)(uint16_t(POLYVOX_VOLUME_SIDE_LENGTH_IN_REGIONS-1),uint16_t(regionY+1));
const uint16_t maxRegionZ = (std::min)(uint16_t(POLYVOX_VOLUME_SIDE_LENGTH_IN_REGIONS-1),uint16_t(regionZ+1));
const uint16 maxRegionX = (std::min)(uint16(POLYVOX_VOLUME_SIDE_LENGTH_IN_REGIONS-1),uint16(regionX+1));
const uint16 maxRegionY = (std::min)(uint16(POLYVOX_VOLUME_SIDE_LENGTH_IN_REGIONS-1),uint16(regionY+1));
const uint16 maxRegionZ = (std::min)(uint16(POLYVOX_VOLUME_SIDE_LENGTH_IN_REGIONS-1),uint16(regionZ+1));
for(uint16_t zCt = minRegionZ; zCt <= maxRegionZ; zCt++)
for(uint16 zCt = minRegionZ; zCt <= maxRegionZ; zCt++)
{
for(uint16_t yCt = minRegionY; yCt <= maxRegionY; yCt++)
for(uint16 yCt = minRegionY; yCt <= maxRegionY; yCt++)
{
for(uint16_t xCt = minRegionX; xCt <= maxRegionX; xCt++)
for(uint16 xCt = minRegionX; xCt <= maxRegionX; xCt++)
{
volRegionUpToDate->setVoxelAt(xCt,yCt,zCt,false);
}
@@ -178,12 +178,12 @@ namespace PolyVox
}
}
void VolumeChangeTracker::setLockedVoxelAt(std::uint16_t x, std::uint16_t y, std::uint16_t z, std::uint8_t value)
void VolumeChangeTracker::setLockedVoxelAt(uint16 x, uint16 y, uint16 z, uint8 value)
{
assert(m_bIsLocked);
//FIXME - rather than creating a iterator each time we should have one stored
BlockVolumeIterator<std::uint8_t> iterVol(*volumeData);
BlockVolumeIterator<uint8> iterVol(*volumeData);
iterVol.setPosition(x,y,z);
iterVol.setVoxel(value);
}
@@ -206,19 +206,19 @@ namespace PolyVox
throw std::logic_error("No region is locked. You must lock a region before you can unlock it.");
}
const uint16_t firstRegionX = m_regLastLocked.getLowerCorner().getX() >> POLYVOX_REGION_SIDE_LENGTH_POWER;
const uint16_t firstRegionY = m_regLastLocked.getLowerCorner().getY() >> POLYVOX_REGION_SIDE_LENGTH_POWER;
const uint16_t firstRegionZ = m_regLastLocked.getLowerCorner().getZ() >> POLYVOX_REGION_SIDE_LENGTH_POWER;
const uint16 firstRegionX = m_regLastLocked.getLowerCorner().getX() >> POLYVOX_REGION_SIDE_LENGTH_POWER;
const uint16 firstRegionY = m_regLastLocked.getLowerCorner().getY() >> POLYVOX_REGION_SIDE_LENGTH_POWER;
const uint16 firstRegionZ = m_regLastLocked.getLowerCorner().getZ() >> POLYVOX_REGION_SIDE_LENGTH_POWER;
const uint16_t lastRegionX = m_regLastLocked.getUpperCorner().getX() >> POLYVOX_REGION_SIDE_LENGTH_POWER;
const uint16_t lastRegionY = m_regLastLocked.getUpperCorner().getY() >> POLYVOX_REGION_SIDE_LENGTH_POWER;
const uint16_t lastRegionZ = m_regLastLocked.getUpperCorner().getZ() >> POLYVOX_REGION_SIDE_LENGTH_POWER;
const uint16 lastRegionX = m_regLastLocked.getUpperCorner().getX() >> POLYVOX_REGION_SIDE_LENGTH_POWER;
const uint16 lastRegionY = m_regLastLocked.getUpperCorner().getY() >> POLYVOX_REGION_SIDE_LENGTH_POWER;
const uint16 lastRegionZ = m_regLastLocked.getUpperCorner().getZ() >> POLYVOX_REGION_SIDE_LENGTH_POWER;
for(uint16_t zCt = firstRegionZ; zCt <= lastRegionZ; zCt++)
for(uint16 zCt = firstRegionZ; zCt <= lastRegionZ; zCt++)
{
for(uint16_t yCt = firstRegionY; yCt <= lastRegionY; yCt++)
for(uint16 yCt = firstRegionY; yCt <= lastRegionY; yCt++)
{
for(uint16_t xCt = firstRegionX; xCt <= lastRegionX; xCt++)
for(uint16 xCt = firstRegionX; xCt <= lastRegionX; xCt++)
{
volRegionUpToDate->setVoxelAt(xCt,yCt,zCt,false);
}

2
PolyVoxCore/source/VoxelFilters.cpp
View File

@@ -4,7 +4,7 @@
namespace PolyVox
{
float computeSmoothedVoxel(BlockVolumeIterator<std::uint8_t>& volIter)
float computeSmoothedVoxel(BlockVolumeIterator<uint8>& volIter)
{
assert(volIter.getPosX() >= 1);
assert(volIter.getPosY() >= 1);