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mangle some channels in png #153

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mixtur opened this issue Dec 13, 2018 · 0 comments
Open

mangle some channels in png #153

mixtur opened this issue Dec 13, 2018 · 0 comments

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@mixtur
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mixtur commented Dec 13, 2018 •
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In some textures for 3d graphics it doesn't matter what some channels are.
For example red doesn't matter for metallicRoughnessTexture in gltf.
Would it help for better compression if you could modify values in those channels?
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@mixtur