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Corrected issue on compressed textures data size

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raysan5 2019-08-12 12:35:23 +02:00
parent cef1e6e2e2
commit c629b16ebc
1 changed files with 8 additions and 0 deletions
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8
src/rlgl.h
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@ -4623,6 +4623,14 @@ int GetPixelDataSize(int width, int height, int format)
} }
dataSize = width*height*bpp/8; // Total data size in bytes dataSize = width*height*bpp/8; // Total data size in bytes
// Most compressed formats works on 4x4 blocks,
// if texture is smaller, minimum dataSize is 8 or 16
if ((width < 4) && (height < 4))
{
if ((format >= COMPRESSED_DXT1_RGB) && (format < COMPRESSED_DXT3_RGBA)) dataSize = 8;
else if ((format >= COMPRESSED_DXT3_RGBA) && (format < COMPRESSED_ASTC_8x8_RGBA)) dataSize = 16;
}
return dataSize; return dataSize;
} }