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Fixed potential bug with negative voxel positions in large volume.

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This commit is contained in:
David Williams 2012-12-06 21:06:40 +01:00
parent 19a1f99723
commit 1f9264a9f8
1 changed files with 10 additions and 6 deletions
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16
library/PolyVoxCore/include/PolyVoxCore/LargeVolume.inl
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@ -488,18 +488,22 @@ namespace PolyVox
this->m_regValidRegion = regValidRegion; this->m_regValidRegion = regValidRegion;
m_regValidRegionInBlocks.setLowerCorner(this->m_regValidRegion.getLowerCorner() / static_cast<int32_t>(uBlockSideLength)); //Compute the block side length
m_regValidRegionInBlocks.setUpperCorner(this->m_regValidRegion.getUpperCorner() / static_cast<int32_t>(uBlockSideLength)); m_uBlockSideLength = uBlockSideLength;
m_uBlockSideLengthPower = logBase2(m_uBlockSideLength);
m_regValidRegionInBlocks.setLowerX(this->m_regValidRegion.getLowerX() >> m_uBlockSideLengthPower);
m_regValidRegionInBlocks.setLowerY(this->m_regValidRegion.getLowerY() >> m_uBlockSideLengthPower);
m_regValidRegionInBlocks.setLowerZ(this->m_regValidRegion.getLowerZ() >> m_uBlockSideLengthPower);
m_regValidRegionInBlocks.setUpperX(this->m_regValidRegion.getUpperX() >> m_uBlockSideLengthPower);
m_regValidRegionInBlocks.setUpperY(this->m_regValidRegion.getUpperY() >> m_uBlockSideLengthPower);
m_regValidRegionInBlocks.setUpperZ(this->m_regValidRegion.getUpperZ() >> m_uBlockSideLengthPower);
setMaxNumberOfUncompressedBlocks(m_uMaxNumberOfUncompressedBlocks); setMaxNumberOfUncompressedBlocks(m_uMaxNumberOfUncompressedBlocks);
//Clear the previous data //Clear the previous data
m_pBlocks.clear(); m_pBlocks.clear();
//Compute the block side length
m_uBlockSideLength = uBlockSideLength;
m_uBlockSideLengthPower = logBase2(m_uBlockSideLength);
//Clear the previous data //Clear the previous data
m_pBlocks.clear(); m_pBlocks.clear();