diff options
| author | Stenzek <stenzek@gmail.com> | 2019-01-23 18:11:17 +1000 |
|---|---|---|
| committer | Stenzek <stenzek@gmail.com> | 2019-01-23 18:34:22 +1000 |
| commit | 68cb24172b4e76c96f38b7a44d8d5d45e4adc900 (patch) | |
| tree | c2d71004767237e71658ea157b4c0d9e6447f265 /Source/Core/VideoCommon/UberShaderPixel.cpp | |
| parent | 3627ef8a0489765eb10ab29a7988866b52493239 (diff) | |
ShaderGen: Omit some unused varyings when possible
Removes the clipPos varying unless slow-depth is used, and the
clipDistance varyings if geometry shaders are not used.
Diffstat (limited to 'Source/Core/VideoCommon/UberShaderPixel.cpp')
| -rw-r--r-- | Source/Core/VideoCommon/UberShaderPixel.cpp | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/Source/Core/VideoCommon/UberShaderPixel.cpp b/Source/Core/VideoCommon/UberShaderPixel.cpp index 4d66fac968..0d5d733fa2 100644 --- a/Source/Core/VideoCommon/UberShaderPixel.cpp +++ b/Source/Core/VideoCommon/UberShaderPixel.cpp @@ -59,7 +59,7 @@ ShaderCode GenPixelShader(APIType ApiType, const ShaderHostConfig& host_config, out.Write("// Pixel UberShader for %u texgens%s%s\n", numTexgen, early_depth ? ", early-depth" : "", per_pixel_depth ? ", per-pixel depth" : ""); - WritePixelShaderCommonHeader(out, ApiType, numTexgen, per_pixel_lighting, bounding_box); + WritePixelShaderCommonHeader(out, ApiType, numTexgen, host_config, bounding_box); WriteUberShaderCommonHeader(out, ApiType, host_config); if (per_pixel_lighting) WriteLightingFunction(out); @@ -106,7 +106,7 @@ ShaderCode GenPixelShader(APIType ApiType, const ShaderHostConfig& host_config, if (host_config.backend_geometry_shaders || ApiType == APIType::Vulkan) { out.Write("VARYING_LOCATION(0) in VertexData {\n"); - GenerateVSOutputMembers(out, ApiType, numTexgen, per_pixel_lighting, + GenerateVSOutputMembers(out, ApiType, numTexgen, host_config, GetInterpolationQualifier(msaa, ssaa, true, true)); if (stereo) @@ -122,7 +122,8 @@ ShaderCode GenPixelShader(APIType ApiType, const ShaderHostConfig& host_config, // Let's set up attributes for (u32 i = 0; i < numTexgen; ++i) out.Write("%s in float3 tex%d;\n", GetInterpolationQualifier(msaa, ssaa), i); - out.Write("%s in float4 clipPos;\n", GetInterpolationQualifier(msaa, ssaa)); + if (!host_config.fast_depth_calc) + out.Write("%s in float4 clipPos;\n", GetInterpolationQualifier(msaa, ssaa)); if (per_pixel_lighting) { out.Write("%s in float3 Normal;\n", GetInterpolationQualifier(msaa, ssaa)); @@ -709,8 +710,11 @@ ShaderCode GenPixelShader(APIType ApiType, const ShaderHostConfig& host_config, for (u32 i = 0; i < numTexgen; ++i) out.Write(",\n in %s float3 tex%u : TEXCOORD%u", GetInterpolationQualifier(msaa, ssaa), i, i); - out.Write("\n,\n in %s float4 clipPos : TEXCOORD%u", GetInterpolationQualifier(msaa, ssaa), - numTexgen); + if (!host_config.fast_depth_calc) + { + out.Write("\n,\n in %s float4 clipPos : TEXCOORD%u", GetInterpolationQualifier(msaa, ssaa), + numTexgen); + } if (per_pixel_lighting) { out.Write(",\n in %s float3 Normal : TEXCOORD%u", GetInterpolationQualifier(msaa, ssaa), |