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Subtracting an offset of 0.5 works on my nVidia and I have no idea why, this makes no sense.

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Henrik Rydgard 2015-08-26 17:02:07 +02:00
parent 160980ee2e
commit dedd2b60e4
1 changed files with 1 additions and 1 deletions
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2
GPU/GLES/VertexShaderGenerator.cpp
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@ -399,7 +399,7 @@ void GenerateVertexShader(int prim, u32 vertType, char *buffer, bool useHWTransf
WRITE(p, "\nvec4 depthRoundZVP(vec4 v) {\n");
WRITE(p, " float z = v.z / v.w;\n");
WRITE(p, " z = z * u_depthRange.x + u_depthRange.y;\n");
WRITE(p, " z = floor(z);\n");
WRITE(p, " z = floor(z - 0.5);\n");
WRITE(p, " z = (z - u_depthRange.y) / u_depthRange.x;\n");
WRITE(p, " return vec4(v.x, v.y, z * v.w, v.w);\n");
WRITE(p, "}\n\n");