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Removed block sharing ready for compression.

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This commit is contained in:
David Williams
2011-02-05 17:56:59 +00:00
parent 5770d2bf04
commit 754690e251
8 changed files with 41 additions and 170 deletions
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47
library/PolyVoxCore/include/PolyVoxImpl/Block.inl
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@@ -33,24 +33,14 @@ namespace PolyVox
{
template <typename VoxelType>
Block<VoxelType>::Block(uint16_t uSideLength)
:m_tData(0)
:m_uSideLength(0)
,m_uSideLengthPower(0)
,m_tData(0)
{
//Debug mode validation
assert(isPowerOf2(uSideLength));
//Release mode validation
if(!isPowerOf2(uSideLength))
if(uSideLength != 0)
{
throw std::invalid_argument("Block side length must be a power of two.");
resize(uSideLength);
}
//Compute the side length
m_uSideLength = uSideLength;
m_uSideLengthPower = logBase2(uSideLength);
//If this fails an exception will be thrown. Memory is not
//allocated and there is nothing else in this class to clean up
m_tData = new VoxelType[m_uSideLength * m_uSideLength * m_uSideLength];
}
template <typename VoxelType>
@@ -146,19 +136,28 @@ namespace PolyVox
}
template <typename VoxelType>
bool Block<VoxelType>::isHomogeneous(void)
void Block<VoxelType>::resize(uint16_t uSideLength)
{
const VoxelType tFirstVoxel = m_tData[0];
const uint32_t uNoOfVoxels = m_uSideLength * m_uSideLength * m_uSideLength;
//Debug mode validation
assert(isPowerOf2(uSideLength));
for(uint32_t ct = 1; ct < uNoOfVoxels; ++ct)
//Release mode validation
if(!isPowerOf2(uSideLength))
{
if(m_tData[ct] != tFirstVoxel)
{
return false;
}
throw std::invalid_argument("Block side length must be a power of two.");
}
return true;
//Compute the side length
m_uSideLength = uSideLength;
m_uSideLengthPower = logBase2(uSideLength);
//Delete the old data
delete[] m_tData;
m_tData = 0;
//If this fails an exception will be thrown. Memory is not
//allocated and there is nothing else in this class to clean up
m_tData = new VoxelType[m_uSideLength * m_uSideLength * m_uSideLength];
}
template <typename VoxelType>