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Fix compression for non multiple of 4 texture size

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If the width or the height was not a multiple of 4, we would read data outside of the bitmap array
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Lectem 2016-10-19 17:47:00 +02:00 committed by GitHub
parent 6fb57d3478
commit 24e63456c6
1 changed files with 2 additions and 2 deletions
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4
src/nvtt/BlockCompressor.cpp
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@ -262,8 +262,8 @@ void FloatColorCompressorTask(void * data, int i)
Vector4 colors[16];
float weights[16];
const uint block_w = min(d->w, 4U);
const uint block_h = min(d->h, 4U);
const uint block_w = min(d->w - block_x * 4U, 4U);
const uint block_h = min(d->h - block_y * 4U, 4U);
uint x, y;
for (y = 0; y < block_h; y++) {