diff options
Diffstat (limited to '')
-rw-r--r-- | src/shader_recompiler/backend/glsl/emit_context.cpp | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/src/shader_recompiler/backend/glsl/emit_context.cpp b/src/shader_recompiler/backend/glsl/emit_context.cpp index d6b3c7aba..ed0955da0 100644 --- a/src/shader_recompiler/backend/glsl/emit_context.cpp +++ b/src/shader_recompiler/backend/glsl/emit_context.cpp @@ -104,8 +104,22 @@ std::string_view SamplerType(TextureType type, bool is_depth) { std::string_view ImageType(TextureType type) { switch (type) { + case TextureType::Color1D: + return "uimage1D"; + case TextureType::ColorArray1D: + return "uimage1DArray"; case TextureType::Color2D: return "uimage2D"; + case TextureType::ColorArray2D: + return "uimage2DArray"; + case TextureType::Color3D: + return "uimage3D"; + case TextureType::ColorCube: + return "uimageCube"; + case TextureType::ColorArrayCube: + return "uimageCubeArray"; + case TextureType::Buffer: + return "uimageBuffer"; default: throw NotImplementedException("Image type: {}", type); } @@ -250,6 +264,7 @@ EmitContext::EmitContext(IR::Program& program, Bindings& bindings, const Profile break; case Stage::Fragment: stage_name = "fs"; + position_name = "gl_FragCoord"; break; case Stage::Compute: stage_name = "cs"; @@ -449,6 +464,33 @@ void EmitContext::DefineHelperFunctions() { if (info.uses_global_memory) { header += DefineGlobalMemoryFunctions(); } + if (info.loads_indexed_attributes) { + const bool is_array{stage == Stage::Geometry}; + const auto vertex_arg{is_array ? ",uint vertex" : ""}; + std::string func{ + fmt::format("float IndexedAttrLoad(int offset{}){{int base_index=offset>>2;uint " + "masked_index=uint(base_index)&3u;switch(base_index>>2){{", + vertex_arg)}; + if (info.loads_position) { + func += fmt::format("case {}:", static_cast<u32>(IR::Attribute::PositionX) >> 2); + const auto position_idx{is_array ? "gl_in[vertex]." : ""}; + func += fmt::format("return {}{}[masked_index];", position_idx, position_name); + } + const u32 base_attribute_value = static_cast<u32>(IR::Attribute::Generic0X) >> 2; + for (u32 i = 0; i < info.input_generics.size(); ++i) { + if (!info.input_generics[i].used) { + continue; + } + const auto vertex_idx{is_array ? "[vertex]" : ""}; + func += fmt::format("case {}:", base_attribute_value + i); + func += fmt::format("return in_attr{}{}[masked_index];", i, vertex_idx); + } + func += "default: return 0.0;}}"; + header += func; + } + if (info.stores_indexed_attributes) { + // TODO + } } std::string EmitContext::DefineGlobalMemoryFunctions() { |