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Fix OpenGLES 3.0 on Qualcomm's crappy driver, it can't bitshift sometimes.

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[fixed lint issues and grammar ~comex]
This commit is contained in:
Dwayne Slater
2015-02-28 15:02:44 -05:00
committed by comex
parent e4b5637c3a
commit ae83a1b821
5 changed files with 171 additions and 20 deletions
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23
Source/Core/VideoCommon/VertexShaderGen.cpp
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@ -32,6 +32,29 @@ static inline void GenerateVertexShader(T& out, u32 components, API_TYPE api_typ
_assert_(bpmem.genMode.numtexgens == xfmem.numTexGen.numTexGens);
_assert_(bpmem.genMode.numcolchans == xfmem.numChan.numColorChans);
if (DriverDetails::HasBug(DriverDetails::BUG_BROKENIVECSHIFTS))
{
// Add functions to do shifts on scalars and ivecs.
// This is included in the vertex shader for lighting shader generation.
out.Write("int ilshift(int a, int b) { return a << b; }\n"
"int irshift(int a, int b) { return a >> b; }\n"
"int2 ilshift(int2 a, int2 b) { return int2(a.x << b.x, a.y << b.y); }\n"
"int2 ilshift(int2 a, int b) { return int2(a.x << b, a.y << b); }\n"
"int2 irshift(int2 a, int2 b) { return int2(a.x >> b.x, a.y >> b.y); }\n"
"int2 irshift(int2 a, int b) { return int2(a.x >> b, a.y >> b); }\n"
"int3 ilshift(int3 a, int3 b) { return int3(a.x << b.x, a.y << b.y, a.z << b.z); }\n"
"int3 ilshift(int3 a, int b) { return int3(a.x << b, a.y << b, a.z << b); }\n"
"int3 irshift(int3 a, int3 b) { return int3(a.x >> b.x, a.y >> b.y, a.z >> b.z); }\n"
"int3 irshift(int3 a, int b) { return int3(a.x >> b, a.y >> b, a.z >> b); }\n"
"int4 ilshift(int4 a, int4 b) { return int4(a.x << b.x, a.y << b.y, a.z << b.z, a.w << b.w); }\n"
"int4 ilshift(int4 a, int b) { return int4(a.x << b, a.y << b, a.z << b, a.w << b); }\n"
"int4 irshift(int4 a, int4 b) { return int4(a.x >> b.x, a.y >> b.y, a.z >> b.z, a.w >> b.w); }\n"
"int4 irshift(int4 a, int b) { return int4(a.x >> b, a.y >> b, a.z >> b, a.w >> b); }\n\n");
}
out.Write("%s", s_lighting_struct);
// uniforms