public virtual void Visit(ShaderLibrary library)
{
foreach (var type in library.GetTypes())
{
Visit(type);
}
}
public ShaderLibrary CompileAndTranslate(string compilationName, ShaderModule dependencies, FrontEndTranslator translator)
{
List <SyntaxTree> trees;
var compilation = Compile(compilationName, dependencies, translator, out trees);
var library = new ShaderLibrary();
Translate(compilation, trees, dependencies, translator, library);
return(library);
}
public void CompileShaderProject()
{
var dependencies = new ShaderModule()
{
this.FragmentLibrary
};
this.ShaderLibrary = this.ShaderProject.CompileAndTranslate("Shader", dependencies, this.FrontEnd);
}
public void GenerateIds(ShaderLibrary library, TypeDependencyCollector typeCollector)
{
foreach (var extLibraryImport in typeCollector.mReferencedExtensionLibraryImports)
{
GenerateIds(extLibraryImport);
}
foreach (var ir in typeCollector.mReferencedTypesConstantsAndGlobals)
{
GenerateIds(ir);
}
foreach (var function in typeCollector.mReferencedFunctions)
{
GenerateIds(function);
}
}
public void Write(SpirVStreamWriter writer, ShaderLibrary library, FrontEndTranslator frontEnd)
{
mWriter = writer;
mLibrary = library;
mFrontEnd = frontEnd;
mTypeCollector = new TypeDependencyCollector(mLibrary);
mTypeCollector.VisitLibrary();
CreateDummyEntryPoint();
IdGenerator.GenerateIds(mLibrary, mTypeCollector);
WriteHeader();
WriteDebugInstructions();
WriteDecorations();
WriteTypesConstantsAndGlobals();
WriteTypeFunctions();
}
public void CreateDummyEntryPoint(TypeDependencyCollector typeCollector, ShaderLibrary library, FrontEndTranslator frontEnd)
{
var unitTestTypes = new List <ShaderType>();
foreach (var ir in typeCollector.mReferencedTypesConstantsAndGlobals)
{
if (ir is ShaderType type)
{
if (type.mMeta.mAttributes.Contains("UnitTest") && type.mEntryPoints.Count == 0)
{
unitTestTypes.Add(type);
}
}
}
foreach (var type in unitTestTypes)
{
CreateDummyEntryPoint(typeCollector, library, frontEnd, type);
}
}
public void CreateDummyEntryPoint(TypeDependencyCollector typeCollector, ShaderLibrary library, FrontEndTranslator frontEnd, ShaderType shaderType)
{
var context = new FrontEndContext();
context.mCurrentType = shaderType;
if (shaderType.mEntryPoints.Count != 0)
{
return;
}
ShaderEntryPointInfo entryPoint = null;
if (shaderType.mFragmentType == FragmentType.Pixel || shaderType.mFragmentType == FragmentType.None)
{
entryPoint = EntryPointGeneration.GeneratePixel(frontEnd, shaderType, null);
}
else if (shaderType.mFragmentType == FragmentType.Vertex)
{
entryPoint = EntryPointGeneration.GenerateVertex(frontEnd, shaderType, null);
}
typeCollector.Visit(entryPoint);
}
public void Translate(CSharpCompilation compilation, List <SyntaxTree> trees, ShaderModule dependencies, FrontEndTranslator translator, ShaderLibrary library)
{
FrontEndTranslator frontEnd = new FrontEndTranslator();
translator.CurrentProject = this;
translator.mCurrentLibrary = library;
translator.mCurrentLibrary.SourceCompilation = compilation;
translator.mCurrentLibrary.mDependencies = dependencies;
FrontEndPipeline pipeline = new FrontEndPipeline();
pipeline.Translate(translator, compilation, trees);
}
public TypeDependencyCollector(ShaderLibrary owningLibrary)
{
mOwningLibrary = owningLibrary;
}
public void ClearShaderProject()
{
this.ShaderProject = new ShaderProject();
this.ShaderLibrary = new ShaderLibrary();
this.ShaderProject.ErrorHandlers.Add(this.OnTranslationError);
}
public void CompileFragmentProject()
{
this.FragmentLibrary = this.FragmentProject.CompileAndTranslate("Fragments", this.CoreDependencies, this.FrontEnd);
}
public void LoadFragmentProject(string directory)
{
FragmentLibrary = LoadAndCompileProject("Fragments", directory, this.CoreDependencies, out this.FragmentProject);
}