Merge fix for issue 134 into trunk.

2010-08-26 16:46:03 +00:00
parent 83e249a1a0
commit 47e8f23e9f
3 changed files with 7 additions and 4 deletions
--- a/src/nvtt/CompressorDX9.cpp
+++ b/src/nvtt/CompressorDX9.cpp
@ -132,7 +132,7 @@ void NormalCompressorDXT1a::compressBlock(ColorBlock & rgba, nvtt::AlphaMode alp
    uint alphaMask = 0;
 	for (uint i = 0; i < 16; i++)
 	{
-		if (rgba.color(i).a < 128) alphaMask |= (3 << (i * 2)); // Set two bits for each color.
+		if (rgba.color(i).a == 0) alphaMask |= (3 << (i * 2)); // Set two bits for each color.
 	}

 	const bool isSingleColor = rgba.isSingleColor();