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Fix debugging and depth packing with old depth.

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Which means, OpenGL in general right now.
This commit is contained in:
Unknown W. Brackets 2016-02-07 22:42:47 -08:00
parent 4a38a414f7
commit 8b51bc5b0b
1 changed files with 4 additions and 0 deletions
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4
GPU/Common/GPUStateUtils.cpp
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@ -531,6 +531,10 @@ float ToScaledDepth(u16 z) {
}
float FromScaledDepth(float z) {
if (!gstate_c.Supports(GPU_SUPPORTS_ACCURATE_DEPTH)) {
return z * 65535.0f;
}
const float depthSliceFactor = DepthSliceFactor();
const float offset = 0.5f * (depthSliceFactor - 1.0f) * (1.0f / depthSliceFactor);
return (z - offset) * depthSliceFactor * 65535.0f;