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GPU: Make perspective-correct color interpolation toggleable

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This commit is contained in:
Connor McLaughlin
2022-10-03 20:03:30 +10:00
parent 6af5a2486c
commit 971bba07d6
20 changed files with 145 additions and 80 deletions
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20
src/core/gpu_hw_shadergen.cpp
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@ -5,11 +5,11 @@
GPU_HW_ShaderGen::GPU_HW_ShaderGen(RenderAPI render_api, u32 resolution_scale, u32 multisamples,
bool per_sample_shading, bool true_color, bool scaled_dithering,
GPUTextureFilter texture_filtering, bool uv_limits, bool pgxp_depth,
bool supports_dual_source_blend)
bool disable_color_perspective, bool supports_dual_source_blend)
: ShaderGen(render_api, supports_dual_source_blend), m_resolution_scale(resolution_scale),
m_multisamples(multisamples), m_per_sample_shading(per_sample_shading), m_true_color(true_color),
m_scaled_dithering(scaled_dithering), m_texture_filter(texture_filtering), m_uv_limits(uv_limits),
m_pgxp_depth(pgxp_depth)
m_pgxp_depth(pgxp_depth), m_disable_color_perspective(disable_color_perspective)
{
}
@ -109,19 +109,19 @@ std::string GPU_HW_ShaderGen::GenerateBatchVertexShader(bool textured)
DeclareVertexEntryPoint(
ss, {"float4 a_pos", "float4 a_col0", "uint a_texcoord", "uint a_texpage", "float4 a_uv_limits"}, 1, 1,
{{"nointerpolation", "uint4 v_texpage"}, {"nointerpolation", "float4 v_uv_limits"}}, false, "", UsingMSAA(),
UsingPerSampleShading());
UsingPerSampleShading(), m_disable_color_perspective);
}
else
{
DeclareVertexEntryPoint(ss, {"float4 a_pos", "float4 a_col0", "uint a_texcoord", "uint a_texpage"}, 1, 1,
{{"nointerpolation", "uint4 v_texpage"}}, false, "", UsingMSAA(),
UsingPerSampleShading());
{{"nointerpolation", "uint4 v_texpage"}}, false, "", UsingMSAA(), UsingPerSampleShading(),
m_disable_color_perspective);
}
}
else
{
DeclareVertexEntryPoint(ss, {"float4 a_pos", "float4 a_col0"}, 1, 0, {}, false, "", UsingMSAA(),
UsingPerSampleShading());
UsingPerSampleShading(), m_disable_color_perspective);
}
ss << R"(
@ -805,18 +805,20 @@ float4 SampleFromVRAM(uint4 texpage, float2 coords)
{
DeclareFragmentEntryPoint(ss, 1, 1,
{{"nointerpolation", "uint4 v_texpage"}, {"nointerpolation", "float4 v_uv_limits"}},
true, use_dual_source ? 2 : 1, !m_pgxp_depth, UsingMSAA(), UsingPerSampleShading());
true, use_dual_source ? 2 : 1, !m_pgxp_depth, UsingMSAA(), UsingPerSampleShading(),
false, m_disable_color_perspective);
}
else
{
DeclareFragmentEntryPoint(ss, 1, 1, {{"nointerpolation", "uint4 v_texpage"}}, true, use_dual_source ? 2 : 1,
!m_pgxp_depth, UsingMSAA(), UsingPerSampleShading());
!m_pgxp_depth, UsingMSAA(), UsingPerSampleShading(), false,
m_disable_color_perspective);
}
}
else
{
DeclareFragmentEntryPoint(ss, 1, 0, {}, true, use_dual_source ? 2 : 1, !m_pgxp_depth, UsingMSAA(),
UsingPerSampleShading());
UsingPerSampleShading(), false, m_disable_color_perspective);
}
ss << R"(