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Merge pull request #1254 from bunnei/ipa-saturate

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gl_shader_decompiler: Implement saturate mode for IPA.
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bunnei 2018-09-06 19:19:04 -04:00 committed by GitHub
commit 6faf1b0972
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1 changed files with 5 additions and 1 deletions
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src/video_core/renderer_opengl/gl_shader_decompiler.cpp
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@ -2197,11 +2197,15 @@ private:
case OpCode::Id::IPA: {
const auto& attribute = instr.attribute.fmt28;
const auto& reg = instr.gpr0;
ASSERT_MSG(instr.ipa.saturate == 0, "IPA saturate not implemented");
Tegra::Shader::IpaMode input_mode{instr.ipa.interp_mode.Value(),
instr.ipa.sample_mode.Value()};
regs.SetRegisterToInputAttibute(reg, attribute.element, attribute.index,
input_mode);
if (instr.ipa.saturate) {
regs.SetRegisterToFloat(reg, 0, regs.GetRegisterAsFloat(reg), 1, 1, true);
}
break;
}
case OpCode::Id::SSY: {