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VideoBackends:Metal: MSAA support

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This commit is contained in:
TellowKrinkle 2022-06-21 02:07:35 -05:00
parent c0fd128171
commit 6ee0248eab
14 changed files with 95 additions and 6 deletions
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16
Source/Core/VideoCommon/FramebufferShaderGen.cpp
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@ -338,6 +338,22 @@ std::string GenerateColorPixelShader()
return code.GetBuffer();
}
std::string GenerateResolveColorPixelShader(u32 samples)
{
ShaderCode code;
EmitSamplerDeclarations(code, 0, 1, true);
EmitPixelMainDeclaration(code, 1, 0);
code.Write("{{\n"
" int layer = int(v_tex0.z);\n"
" int3 coords = int3(int2(gl_FragCoord.xy), layer);\n"
" ocol0 = float4(0.0f);\n");
code.Write(" for (int i = 0; i < {}; i++)\n", samples);
code.Write(" ocol0 += texelFetch(samp0, coords, i);\n");
code.Write(" ocol0 /= {}.0f;\n", samples);
code.Write("}}\n");
return code.GetBuffer();
}
std::string GenerateResolveDepthPixelShader(u32 samples)
{
ShaderCode code;