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Throw exception if extracted region is too large.

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This commit is contained in:
David Williams
2014-05-27 23:23:24 +02:00
parent 37ba9ab338
commit 35049b7a53
2 changed files with 12 additions and 4 deletions
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6
library/PolyVoxCore/include/PolyVoxCore/CubicSurfaceExtractor.inl
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@ -45,6 +45,12 @@ namespace PolyVox
,m_tBorderValue(tBorderValue)
{
m_funcIsQuadNeededCallback = isQuadNeeded;
// 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");
}
template<typename VolumeType, typename IsQuadNeeded>