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ShaderGen: Only pass VS_OUTPUT between shaders if stereo 3D is enabled.

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GLSL130 doesn't support passing structs between shaders.
This is not a problem for stereo 3D which has a GLSL150 requirement.
This commit is contained in:
Jules Blok
2014-11-04 11:53:19 +01:00
parent 51a4d6a4be
commit 27f3f804a0
3 changed files with 80 additions and 23 deletions
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12
Source/Core/VideoCommon/GeometryShaderGen.cpp
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@ -64,8 +64,8 @@ static inline void GenerateGeometryShader(T& out, u32 components, API_TYPE ApiTy
GenerateVSOutputStruct(out, ApiType);
out.Write("centroid in VS_OUTPUT v[];\n");
out.Write("centroid out VS_OUTPUT o;\n");
out.Write("centroid in VS_OUTPUT o[];\n");
out.Write("centroid out VS_OUTPUT f;\n");
out.Write("flat out int layer;\n");
@ -79,15 +79,15 @@ static inline void GenerateGeometryShader(T& out, u32 components, API_TYPE ApiTy
out.Write("\tgl_Layer = layer;\n");
out.Write("\tfor (int i = 0; i < gl_in.length(); ++i) {\n");
out.Write("\t\to = v[i];\n");
out.Write("\t\tf = o[i];\n");
if (g_ActiveConfig.iStereoMode > 0)
{
out.Write("\t\to.clipPos.x += o.clipPos.w * " I_STEREOOFFSET"[layer] * " I_PROJECTION"[0][0];\n");
out.Write("\t\to.pos.x += o.pos.w * " I_STEREOOFFSET"[layer] * " I_PROJECTION"[0][0];\n");
out.Write("\t\tf.clipPos.x += f.clipPos.w * " I_STEREOOFFSET"[layer] * " I_PROJECTION"[0][0];\n");
out.Write("\t\tf.pos.x += f.pos.w * " I_STEREOOFFSET"[layer] * " I_PROJECTION"[0][0];\n");
}
out.Write("\t\tgl_Position = o.pos;\n");
out.Write("\t\tgl_Position = f.pos;\n");
out.Write("\t\tEmitVertex();\n");
out.Write("\t}\n");
out.Write("\tEndPrimitive();\n");