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Fixed usage of region which was too large for the cubic surface extractor.

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This commit is contained in:
David Williams 2015-12-19 15:26:20 +00:00
parent 9e600c0bcb
commit 74dfaa293f
2 changed files with 5 additions and 5 deletions
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2
examples/Paging/main.cpp
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@ -163,7 +163,7 @@ protected:
volData.prefetch(reg);
std::cout << "Memory usage: " << (volData.calculateSizeInBytes() / 1024.0 / 1024.0) << "MB" << std::endl;
//std::cout << "Compression ratio: 1 to " << (1.0/(volData.calculateCompressionRatio())) << std::endl;
PolyVox::Region reg2(Vector3DInt32(0, 0, 0), Vector3DInt32(255, 255, 255));
PolyVox::Region reg2(Vector3DInt32(0, 0, 0), Vector3DInt32(254, 254, 254));
//std::cout << "Flushing region: " << reg2.getLowerCorner() << " -> " << reg2.getUpperCorner() << std::endl;
//volData.flush(reg2);
//std::cout << "Memory usage: " << (volData.calculateSizeInBytes() / 1024.0 / 1024.0) << "MB" << std::endl;

8
include/PolyVox/CubicSurfaceExtractor.inl
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@ -29,10 +29,10 @@ namespace PolyVox
CubicSurfaceExtractor<VolumeType, MeshType, IsQuadNeeded>::CubicSurfaceExtractor(VolumeType* volData, Region region, MeshType* result, IsQuadNeeded isQuadNeeded, bool bMergeQuads)
{
// This extractor has a limit as to how large the extracted region can be, because the vertex positions are encoded with a single byte per component.
int32_t maxReionDimension = 256;
POLYVOX_THROW_IF(region.getWidthInVoxels() > maxReionDimension, std::invalid_argument, "Requested extraction region exceeds maximum dimensions");
POLYVOX_THROW_IF(region.getHeightInVoxels() > maxReionDimension, std::invalid_argument, "Requested extraction region exceeds maximum dimensions");
POLYVOX_THROW_IF(region.getDepthInVoxels() > maxReionDimension, std::invalid_argument, "Requested extraction region exceeds maximum dimensions");
int32_t maxReionDimensionInVoxels = 255;
POLYVOX_THROW_IF(region.getWidthInVoxels() > maxReionDimensionInVoxels, std::invalid_argument, "Requested extraction region exceeds maximum dimensions");
POLYVOX_THROW_IF(region.getHeightInVoxels() > maxReionDimensionInVoxels, std::invalid_argument, "Requested extraction region exceeds maximum dimensions");
POLYVOX_THROW_IF(region.getDepthInVoxels() > maxReionDimensionInVoxels, std::invalid_argument, "Requested extraction region exceeds maximum dimensions");
Timer timer;
result->clear();