82 lines
1.2 KiB
C++
82 lines
1.2 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 <Nazara/Shader/Ast/SanitizeVisitor.hpp>
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#include <catch2/catch.hpp>
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#include <cctype>
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TEST_CASE("sanitizing", "[Shader]")
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{
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WHEN("splitting branches")
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{
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std::string_view nzslSource = R"(
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struct inputStruct
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{
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value: f32
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}
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external
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{
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[set(0), binding(0)] data: uniform<inputStruct>
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}
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[entry(frag)]
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fn main()
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{
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let value: f32;
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if (data.value > 3.0)
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value = 3.0;
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else if (data.value > 2.0)
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value = 2.0;
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else if (data.value > 1.0)
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value = 1.0;
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else
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value = 0.0;
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}
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)";
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Nz::ShaderAst::StatementPtr shader = Nz::ShaderLang::Parse(nzslSource);
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Nz::ShaderAst::SanitizeVisitor::Options options;
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options.splitMultipleBranches = true;
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REQUIRE_NOTHROW(shader = Nz::ShaderAst::Sanitize(*shader, options));
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ExpectNZSL(*shader, R"(
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[entry(frag)]
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fn main()
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{
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let value: f32;
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if (data.value > (3.000000))
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{
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value = 3.000000;
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}
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else
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{
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if (data.value > (2.000000))
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{
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value = 2.000000;
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}
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else
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{
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if (data.value > (1.000000))
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{
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value = 1.000000;
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}
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else
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{
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value = 0.000000;
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}
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}
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}
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}
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)");
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}
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}
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