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video_core: Initialize unrefered attributes to 1.f (#6966)

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GPUCode 2023-09-17 00:46:44 +03:00 • committed by GitHub
parent 8aee625a14
commit 542209c993
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GPG key ID: 4AEE18F83AFDEB23
3 changed files with 7 additions and 3 deletions
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2
src/video_core/renderer_opengl/gl_shader_gen.cpp
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@ -1841,7 +1841,7 @@ struct Vertex {
if (attrib < config.gs_output_attributes) {
return fmt::format("vtx.attributes[{}].{}", attrib, "xyzw"[comp]);
}
return "0.0";
return "1.0";
};
out += "const float EPSILON_Z = 0.00000001f;\n\n";

4
src/video_core/renderer_vulkan/vk_shader_gen.cpp
View file

@ -1810,7 +1810,7 @@ layout (set = 0, binding = 0, std140) uniform vs_config {
if (attrib < config.gs_output_attributes) {
return fmt::format("vs_out_attr{}.{}", attrib, "xyzw"[comp]);
}
return "0.0";
return "1.0";
};
out += "const float EPSILON_Z = 0.00000001f;\n\n";
@ -1900,7 +1900,7 @@ struct Vertex {
if (attrib < config.gs_output_attributes) {
return fmt::format("vtx.attributes[{}].{}", attrib, "xyzw"[comp]);
}
return "0.0";
return "1.0";
};
out += "const float EPSILON_Z = 0.00000001f;\n\n";

4
src/video_core/shader/shader.cpp
View file

@ -44,6 +44,10 @@ OutputVertex OutputVertex::FromAttributeBuffer(const RasterizerRegs& regs,
std::array<f24, 32> vertex_slots_overflow;
};
// Some games use attributes without setting them in GPUREG_SH_OUTMAP_Oi
// Hardware tests have shown that they are initialized to 1.f in this case.
vertex_slots_overflow.fill(f24::One());
// Assert that OutputVertex has enough space for 24 semantic registers
static_assert(sizeof(std::array<f24, 24>) == sizeof(ret),
"Struct and array have different sizes.");