99 lines
1.4 KiB
C++
99 lines
1.4 KiB
C++
#include <Engine/Shader/ShaderUtils.hpp>
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#include <Nazara/Core/File.hpp>
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#include <Nazara/Core/StringExt.hpp>
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#include <Nazara/Shader/ShaderBuilder.hpp>
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#include <Nazara/Shader/ShaderLangParser.hpp>
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#include <catch2/catch.hpp>
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#include <cctype>
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TEST_CASE("aliases", "[Shader]")
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{
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SECTION("Alias of structs")
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{
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std::string_view nzslSource = R"(
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[nzsl_version("1.0")]
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module;
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struct Data
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{
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value: f32
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}
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alias ExtData = Data;
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external
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{
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[binding(0)] extData: uniform[ExtData]
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}
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struct Input
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{
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value: f32
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}
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alias In = Input;
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struct Output
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{
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[location(0)] value: f32
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}
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alias Out = Output;
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alias FragOut = Out;
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[entry(frag)]
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fn main(input: In) -> FragOut
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{
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let output: Out;
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output.value = extData.value * input.value;
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return output;
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}
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)";
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Nz::ShaderAst::ModulePtr shaderModule = Nz::ShaderLang::Parse(nzslSource);
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shaderModule = SanitizeModule(*shaderModule);
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ExpectGLSL(*shaderModule, R"(
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void main()
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{
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Input input_;
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input_.value = _NzIn_value;
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Output output_;
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output_.value = extData.value * input_.value;
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_NzOut_value = output_.value;
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return;
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}
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)");
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ExpectNZSL(*shaderModule, R"(
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[entry(frag)]
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fn main(input: In) -> FragOut
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{
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let output: Out;
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output.value = extData.value * input.value;
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return output;
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}
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)");
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ExpectSPIRV(*shaderModule, R"(
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OpFunction
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OpLabel
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OpVariable
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OpVariable
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OpAccessChain
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OpLoad
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OpAccessChain
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OpLoad
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OpFMul
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OpAccessChain
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OpStore
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OpLoad
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OpCompositeExtract
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OpStore
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OpReturn
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OpFunctionEnd)");
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}
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}
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