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gl_shader_decompiler: Use fragment output color for GPR 0-3.

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bunnei 2018-04-10 00:04:49 -04:00
parent 5d529698c9
commit 5ba71369ac
1 changed files with 5 additions and 0 deletions
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src/video_core/renderer_opengl/gl_shader_decompiler.cpp
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@ -187,6 +187,11 @@ private:
/// Generates code representing a temporary (GPR) register. /// Generates code representing a temporary (GPR) register.
std::string GetRegister(const Register& reg) { std::string GetRegister(const Register& reg) {
if (stage == Maxwell3D::Regs::ShaderStage::Fragment && reg.GetIndex() < 4) {
// GPRs 0-3 are output color for the fragment shader
return std::string{"color."} + "rgba"[reg.GetIndex()];
}
return *declr_register.insert("register_" + std::to_string(reg)).first; return *declr_register.insert("register_" + std::to_string(reg)).first;
} }