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Work on LargeVolume refactoring - getting FilePager working.

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This commit is contained in:
David Williams
2013-06-25 23:34:58 +02:00
parent 0cf3de4e76
commit 8ab6d73f0a
4 changed files with 19 additions and 8 deletions
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2
library/PolyVoxCore/include/PolyVoxCore/FilePager.h
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@@ -54,6 +54,7 @@ namespace PolyVox
virtual void pageIn(const Region& region, Block<VoxelType>* pBlockData)
{
POLYVOX_ASSERT(pBlockData, "Attempting to page in NULL block");
POLYVOX_ASSERT(pBlockData->hasUncompressedData() == false, "Block should not have uncompressed data");
std::stringstream ss;
ss << region.getLowerX() << "_" << region.getLowerY() << "_" << region.getLowerZ() << "_"
@@ -94,6 +95,7 @@ namespace PolyVox
virtual void pageOut(const Region& region, Block<VoxelType>* pBlockData)
{
POLYVOX_ASSERT(pBlockData, "Attempting to page out NULL block");
POLYVOX_ASSERT(pBlockData->hasUncompressedData() == false, "Block should not have uncompressed data");
logTrace() << "Paging out data for " << region;

5
library/PolyVoxCore/include/PolyVoxCore/Impl/Block.inl
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@@ -64,11 +64,14 @@ namespace PolyVox
m_uSideLength = uSideLength;
m_uSideLengthPower = logBase2(uSideLength);
//Create the block data
//Temporarily create the block data. This is just so we can compress it an discard it.
// FIXME - this is a temporary solution.
const uint32_t uNoOfVoxels = m_uSideLength * m_uSideLength * m_uSideLength;
m_tUncompressedData = new VoxelType[uNoOfVoxels];
std::fill(m_tUncompressedData, m_tUncompressedData + uNoOfVoxels, VoxelType());
m_bIsUncompressedDataModified = true;
destroyUncompressedData();
}
template <typename VoxelType>

16
library/PolyVoxCore/include/PolyVoxCore/LargeVolume.inl
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@@ -540,9 +540,11 @@ namespace PolyVox
Vector3DInt32 v3dUpper = v3dLower + Vector3DInt32(m_uBlockSideLength-1, m_uBlockSideLength-1, m_uBlockSideLength-1);
Region reg(v3dLower, v3dUpper);
ConstVolumeProxy<VoxelType> ConstVolumeProxy(*this, reg);
/*ConstVolumeProxy<VoxelType> ConstVolumeProxy(*this, reg);
m_pPager->dataOverflowHandler(ConstVolumeProxy, reg);
m_pPager->dataOverflowHandler(ConstVolumeProxy, reg);*/
m_pPager->pageOut(reg, &(itBlock->second));
}
for(uint32_t ct = 0; ct < m_vecBlocksWithUncompressedData.size(); ct++)
@@ -631,7 +633,9 @@ namespace PolyVox
// create the new block
Block<VoxelType> newBlock(m_uBlockSideLength, m_pCompressor);
itBlock = m_pBlocks.insert(std::make_pair(v3dBlockPos, newBlock)).first;
auto retVal = m_pBlocks.insert(std::make_pair(v3dBlockPos, newBlock));
itBlock = retVal.first;
POLYVOX_ASSERT(retVal.second == true, "Element was not supposed to exist!");
//We have created the new block. If paging is enabled it should be used to
//fill in the required data. Otherwise it is just left in the default state.
@@ -645,8 +649,10 @@ namespace PolyVox
Vector3DInt32 v3dLower(v3dBlockPos.getX() << m_uBlockSideLengthPower, v3dBlockPos.getY() << m_uBlockSideLengthPower, v3dBlockPos.getZ() << m_uBlockSideLengthPower);
Vector3DInt32 v3dUpper = v3dLower + Vector3DInt32(m_uBlockSideLength-1, m_uBlockSideLength-1, m_uBlockSideLength-1);
Region reg(v3dLower, v3dUpper);
ConstVolumeProxy<VoxelType> ConstVolumeProxy(*this, reg);
m_pPager->dataRequiredHandler(ConstVolumeProxy, reg);
/*ConstVolumeProxy<VoxelType> ConstVolumeProxy(*this, reg);
m_pPager->dataRequiredHandler(ConstVolumeProxy, reg);*/
m_pPager->pageIn(reg, &(itBlock->second));
}
}
}