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force BC3 instead of BC1a compression for alpha textures

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Stephen Birarda 2017-05-23 14:16:43 -07:00
parent 4c652487d0
commit 898433f42e
1 changed files with 4 additions and 0 deletions
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4
libraries/image/src/image/Image.cpp
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@ -493,6 +493,10 @@ gpu::TexturePointer TextureUsage::process2DTextureColorFromImage(const QImage& s
if (validAlpha) { if (validAlpha) {
processTextureAlpha(image, validAlpha, alphaAsMask); processTextureAlpha(image, validAlpha, alphaAsMask);
// NOTE: This disables BC1a compression becuase it was producing odd artifacts on text textures
// for the tutorial. Instead we use BC3 (which is larger) but doesn't produce the same artifacts).
alphaAsMask = false;
} }
gpu::TexturePointer theTexture = nullptr; gpu::TexturePointer theTexture = nullptr;