146 lines
5.9 KiB
C++
146 lines
5.9 KiB
C++
//
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// Copyright Contributors to the MaterialX Project
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// SPDX-License-Identifier: Apache-2.0
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//
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#include <MaterialXTest/External/Catch/catch.hpp>
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#include <MaterialXTest/MaterialXGenShader/GenShaderUtil.h>
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#include <MaterialXTest/MaterialXGenMsl/GenMsl.h>
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#include <MaterialXCore/Document.h>
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#include <MaterialXFormat/File.h>
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#include <MaterialXGenShader/TypeDesc.h>
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#include <MaterialXGenMsl/MslShaderGenerator.h>
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#include <MaterialXGenMsl/MslSyntax.h>
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#include <MaterialXGenMsl/MslResourceBindingContext.h>
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namespace mx = MaterialX;
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TEST_CASE("GenShader: MSL Syntax Check", "[genmsl]")
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{
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mx::TypeSystemPtr ts = mx::TypeSystem::create();
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mx::SyntaxPtr syntax = mx::MslSyntax::create(ts);
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REQUIRE(syntax->getTypeName(mx::Type::FLOAT) == "float");
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REQUIRE(syntax->getTypeName(mx::Type::COLOR3) == "vec3");
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REQUIRE(syntax->getTypeName(mx::Type::VECTOR3) == "vec3");
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REQUIRE(syntax->getTypeName(mx::Type::BSDF) == "BSDF");
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REQUIRE(syntax->getOutputTypeName(mx::Type::BSDF) == "thread BSDF&");
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// Set fixed precision with one digit
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mx::ScopedFloatFormatting format(mx::Value::FloatFormatFixed, 1);
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std::string value;
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value = syntax->getDefaultValue(mx::Type::FLOAT);
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REQUIRE(value == "0.0");
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value = syntax->getDefaultValue(mx::Type::COLOR3);
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REQUIRE(value == "vec3(0.0)");
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value = syntax->getDefaultValue(mx::Type::COLOR3, true);
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REQUIRE(value == "vec3(0.0)");
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value = syntax->getDefaultValue(mx::Type::COLOR4);
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REQUIRE(value == "vec4(0.0)");
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value = syntax->getDefaultValue(mx::Type::COLOR4, true);
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REQUIRE(value == "vec4(0.0)");
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value = syntax->getDefaultValue(mx::Type::FLOATARRAY, true);
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REQUIRE(value.empty());
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value = syntax->getDefaultValue(mx::Type::INTEGERARRAY, true);
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REQUIRE(value.empty());
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mx::ValuePtr floatValue = mx::Value::createValue<float>(42.0f);
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value = syntax->getValue(mx::Type::FLOAT, *floatValue);
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REQUIRE(value == "42.0");
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value = syntax->getValue(mx::Type::FLOAT, *floatValue, true);
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REQUIRE(value == "42.0");
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mx::ValuePtr color3Value = mx::Value::createValue<mx::Color3>(mx::Color3(1.0f, 2.0f, 3.0f));
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value = syntax->getValue(mx::Type::COLOR3, *color3Value);
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REQUIRE(value == "vec3(1.0, 2.0, 3.0)");
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value = syntax->getValue(mx::Type::COLOR3, *color3Value, true);
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REQUIRE(value == "vec3(1.0, 2.0, 3.0)");
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mx::ValuePtr color4Value = mx::Value::createValue<mx::Color4>(mx::Color4(1.0f, 2.0f, 3.0f, 4.0f));
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value = syntax->getValue(mx::Type::COLOR4, *color4Value);
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REQUIRE(value == "vec4(1.0, 2.0, 3.0, 4.0)");
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value = syntax->getValue(mx::Type::COLOR4, *color4Value, true);
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REQUIRE(value == "vec4(1.0, 2.0, 3.0, 4.0)");
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std::vector<float> floatArray = { 0.1f, 0.2f, 0.3f, 0.4f, 0.5f, 0.6f, 0.7f };
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mx::ValuePtr floatArrayValue = mx::Value::createValue<std::vector<float>>(floatArray);
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value = syntax->getValue(mx::Type::FLOATARRAY, *floatArrayValue);
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REQUIRE(value == "{0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7}");
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std::vector<int> intArray = { 1, 2, 3, 4, 5, 6, 7 };
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mx::ValuePtr intArrayValue = mx::Value::createValue<std::vector<int>>(intArray);
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value = syntax->getValue(mx::Type::INTEGERARRAY, *intArrayValue);
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REQUIRE(value == "{1, 2, 3, 4, 5, 6, 7}");
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}
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TEST_CASE("GenShader: MSL Implementation Check", "[genmsl]")
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{
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mx::GenContext context(mx::MslShaderGenerator::create());
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mx::StringSet generatorSkipNodeTypes;
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mx::StringSet generatorSkipNodeDefs;
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GenShaderUtil::checkImplementations(context, generatorSkipNodeTypes, generatorSkipNodeDefs);
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}
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TEST_CASE("GenShader: MSL Unique Names", "[genmsl]")
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{
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mx::GenContext context(mx::MslShaderGenerator::create());
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context.registerSourceCodeSearchPath(mx::getDefaultDataSearchPath());
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GenShaderUtil::testUniqueNames(context, mx::Stage::PIXEL);
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}
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TEST_CASE("GenShader: MSL Bind Light Shaders", "[genmsl]")
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{
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mx::FileSearchPath searchPath = mx::getDefaultDataSearchPath();
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mx::DocumentPtr doc = mx::createDocument();
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mx::loadLibraries({ "libraries" }, searchPath, doc);
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mx::NodeDefPtr pointLightShader = doc->getNodeDef("ND_point_light");
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mx::NodeDefPtr spotLightShader = doc->getNodeDef("ND_spot_light");
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REQUIRE(pointLightShader != nullptr);
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REQUIRE(spotLightShader != nullptr);
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mx::GenContext context(mx::MslShaderGenerator::create());
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context.registerSourceCodeSearchPath(searchPath);
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mx::HwShaderGenerator::bindLightShader(*pointLightShader, 42, context);
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REQUIRE_THROWS(mx::HwShaderGenerator::bindLightShader(*spotLightShader, 42, context));
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mx::HwShaderGenerator::unbindLightShader(42, context);
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REQUIRE_NOTHROW(mx::HwShaderGenerator::bindLightShader(*spotLightShader, 42, context));
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REQUIRE_NOTHROW(mx::HwShaderGenerator::bindLightShader(*pointLightShader, 66, context));
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mx::HwShaderGenerator::unbindLightShaders(context);
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REQUIRE_NOTHROW(mx::HwShaderGenerator::bindLightShader(*spotLightShader, 66, context));
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}
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static void generateMslCode()
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{
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mx::FileSearchPath searchPath = mx::getDefaultDataSearchPath();
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mx::FilePathVec testRootPaths;
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testRootPaths.push_back(searchPath.find("resources/Materials/TestSuite"));
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testRootPaths.push_back(searchPath.find("resources/Materials/Examples/StandardSurface"));
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const mx::FilePath logPath("genmsl_msl23_layout_generate_test.txt");
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bool writeShadersToDisk = false;
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MslShaderGeneratorTester tester(mx::MslShaderGenerator::create(), testRootPaths, searchPath, logPath, writeShadersToDisk);
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// Set binding context to handle resource binding layouts
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tester.addUserData(mx::HW::USER_DATA_BINDING_CONTEXT, mx::MslResourceBindingContext::create());
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const mx::GenOptions genOptions;
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mx::FilePath optionsFilePath = searchPath.find("resources/Materials/TestSuite/_options.mtlx");
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tester.validate(genOptions, optionsFilePath);
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}
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TEST_CASE("GenShader: MSL Shader with Layout Generation", "[genmsl]")
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{
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// Generate with standard MSL 2.3
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generateMslCode();
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}
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