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Work on removing compression from LargeVolume.

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This commit is contained in:
David Williams
2014-09-12 15:36:28 +02:00
parent 882798ccb8
commit 4781ca5c42
6 changed files with 39 additions and 27 deletions
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14
examples/Paging/main.cpp
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@ -91,11 +91,11 @@ public:
/// Destructor
virtual ~PerlinNoisePager() {};
virtual void pageIn(const PolyVox::Region& region, CompressedBlock<MaterialDensityPair44>* pBlockData)
virtual void pageIn(const PolyVox::Region& region, UncompressedBlock<MaterialDensityPair44>* pBlockData)
{
// FIXME - this isn't a great example... it's a shame we have to hard clode the block size and also create/destroy
// a compressor each time. These could at least be moved outside somewhere if we can't fix it in a better way...
UncompressedBlock<MaterialDensityPair44> block(256);
//UncompressedBlock<MaterialDensityPair44> block(256);
Perlin perlin(2,2,1,234);
@ -133,18 +133,18 @@ public:
// Voxel position within a block always start from zero. So if a block represents region (4, 8, 12) to (11, 19, 15)
// then the valid block voxels are from (0, 0, 0) to (7, 11, 3). Hence we subtract the lower corner position of the
// region from the volume space position in order to get the block space position.
block.setVoxelAt(x - region.getLowerX(), y - region.getLowerY(), z - region.getLowerZ(), voxel);
pBlockData->setVoxelAt(x - region.getLowerX(), y - region.getLowerY(), z - region.getLowerZ(), voxel);
}
}
}
// Now compress the computed data into the provided block.
RLEBlockCompressor<MaterialDensityPair44>* compressor = new RLEBlockCompressor<MaterialDensityPair44>();
compressor->compress(&block, pBlockData);
delete compressor;
//RLEBlockCompressor<MaterialDensityPair44>* compressor = new RLEBlockCompressor<MaterialDensityPair44>();
//compressor->compress(&block, pBlockData);
//delete compressor;
}
virtual void pageOut(const PolyVox::Region& region, CompressedBlock<MaterialDensityPair44>* /*pBlockData*/)
virtual void pageOut(const PolyVox::Region& region, UncompressedBlock<MaterialDensityPair44>* /*pBlockData*/)
{
std::cout << "warning unloading region: " << region.getLowerCorner() << " -> " << region.getUpperCorner() << std::endl;
}