/// <summary>
/// Initializes a new instance of the <see cref="ShaderMixinParser"/> class.
/// </summary>
public ShaderMixinParser(IVirtualFileProvider fileProvider)
{
SourceManager = new ShaderSourceManager(fileProvider);
var shaderLoader = new ShaderLoader(SourceManager);
if (shaderLibrary == null)
{
shaderLibrary = new XenkoShaderLibrary(shaderLoader);
}
// Create the clone context with the instances of Hlsl classes
HlslSemanticAnalysis.FillCloneContext(hlslCloneContext);
}
/// <summary>
/// Converts the specified hlsl source code to glsl.
/// </summary>
/// <param name="hlslSourcecode">The HLSL source code.</param>
/// <param name="hlslEntryPoint">The HLSL entry point.</param>
/// <param name="stage">The stage to convert.</param>
/// <param name="shader">The shader.</param>
/// <param name="inputHlslFilepath">The input HLSL filepath.</param>
/// <returns>
/// The resulting glsl AST tree.
/// </returns>
public global::SiliconStudio.Shaders.Ast.Shader Convert(string hlslSourcecode, string hlslEntryPoint, PipelineStage stage, string inputHlslFilepath = null)
{
try
{
// Convert from Framework.Graphics ShaderMacro to Framework.Shaders ShaderMacro
var macros = new global::SiliconStudio.Shaders.Parser.ShaderMacro[Macros.Count];
for (int index = 0; index < Macros.Count; index++)
{
macros[index] = new global::SiliconStudio.Shaders.Parser.ShaderMacro(Macros[index].Name, Macros[index].Definition);
}
var result = HlslParser.TryPreProcessAndParse(hlslSourcecode, inputHlslFilepath, macros, IncludeDirectories);
if (result.HasErrors)
{
throw new NotImplementedException("Logging");
//DisplayError(log, result, "Error while parsing file:");
return(null);
}
// Prepare the shader before type inference analysis
HlslToGlslConvertor.Prepare(result.Shader);
HlslSemanticAnalysis.Run(result);
// If there are any type inference analysis, just display all errors but ytu
if (result.HasErrors)
{
throw new NotImplementedException("Logging");
//DisplayError(log, result, "Error with type inferencing:");
}
return(Convert(result, hlslEntryPoint, stage, inputHlslFilepath));
}
catch (Exception ex)
{
throw new NotImplementedException("Logging");
//log.WriteLine("Unexpected error while converting file [{0}] with entry point [{1}] : {2}", inputHlslFilepath, hlslEntryPoint, ex.Message);
return(null);
}
}
/// <summary>
/// Converts the specified hlsl source code to glsl.
/// </summary>
/// <param name="hlslSourcecode">The HLSL source code.</param>
/// <param name="hlslEntryPoint">The HLSL entry point.</param>
/// <param name="stage">The stage to convert.</param>
/// <param name="shader">The shader.</param>
/// <param name="inputHlslFilepath">The input HLSL filepath.</param>
/// <returns>
/// The resulting glsl AST tree.
/// </returns>
public global::SiliconStudio.Shaders.Ast.Shader Convert(string hlslSourcecode, string hlslEntryPoint, PipelineStage stage, string inputHlslFilepath, IDictionary <int, string> inputAttributeNames, LoggerResult log)
{
try
{
// Convert from Framework.Graphics ShaderMacro to Framework.Shaders ShaderMacro
var macros = new global::SiliconStudio.Shaders.Parser.ShaderMacro[Macros.Count];
for (int index = 0; index < Macros.Count; index++)
{
macros[index] = new global::SiliconStudio.Shaders.Parser.ShaderMacro(Macros[index].Name, Macros[index].Definition);
}
var result = HlslParser.TryPreProcessAndParse(hlslSourcecode, inputHlslFilepath, macros, IncludeDirectories);
if (result.HasErrors)
{
log.Error(result.ToString());
return(null);
}
// Prepare the shader before type inference analysis
HlslToGlslConvertor.Prepare(result.Shader);
HlslSemanticAnalysis.Run(result);
// If there are any type inference analysis, just display all errors but ytu
if (result.HasErrors)
{
log.Error(result.ToString());
return(null);
}
return(Convert(result, hlslEntryPoint, stage, inputHlslFilepath, inputAttributeNames, log));
}
catch (Exception ex)
{
log.Error("Unexpected error while converting file [{0}] with entry point [{1}]", ex, inputHlslFilepath, hlslEntryPoint);
}
return(null);
}
/// <summary>
/// Mixes shader parts to produces a single HLSL file shader.
/// </summary>
/// <param name="shaderMixinSource">The shader source.</param>
/// <param name="macros">The shader perprocessor macros.</param>
/// <param name="modifiedShaders">The list of modified shaders.</param>
/// <returns>The combined shader in AST form.</returns>
public ShaderMixinParsingResult Parse(ShaderMixinSource shaderMixinSource, Stride.Shaders.ShaderMacro[] macros = null)
{
// Make in-memory shader classes known to the source manager
foreach (var x in shaderMixinSource.Mixins.OfType <ShaderClassString>())
{
SourceManager.AddShaderSource(x.ClassName, x.ShaderSourceCode, x.ClassName);
}
// Creates a parsing result
HashSet <ModuleMixinInfo> mixinsToAnalyze;
ShaderMixinParsingResult parsingResult;
var context = ParseAndAnalyze(shaderMixinSource, macros, out parsingResult, out mixinsToAnalyze);
// Return directly if there was any errors
if (parsingResult.HasErrors)
{
return(parsingResult);
}
// Update the clone context in case new instances of classes are created
CloneContext mixCloneContext;
lock (hlslCloneContextLock)
{
if (hlslCloneContext == null)
{
hlslCloneContext = new CloneContext();
// Create the clone context with the instances of Hlsl classes
HlslSemanticAnalysis.FillCloneContext(hlslCloneContext);
}
HlslSemanticAnalysis.UpdateCloneContext(hlslCloneContext);
mixCloneContext = new CloneContext(hlslCloneContext);
}
// only clone once the stage classes
foreach (var mixinInfo in mixinsToAnalyze)
{
foreach (var mixin in mixinInfo.Mixin.MinimalContext.Where(x => x.StageOnlyClass))
{
mixin.DeepClone(mixCloneContext);
}
}
// ----------------------------------------------------------
// Perform Shader Mixer
// ----------------------------------------------------------
var externDict = new CompositionDictionary();
var finalModuleList = BuildCompositionsDictionary(shaderMixinSource, externDict, context, mixCloneContext, parsingResult);
//PerformanceLogger.Stop(PerformanceStage.DeepClone);
if (parsingResult.HasErrors)
{
return(parsingResult);
}
// look for stage compositions and add the links between variables and compositions when necessary
var extraExternDict = new Dictionary <Variable, List <ModuleMixin> >();
foreach (var item in externDict)
{
if (item.Key.Qualifiers.Contains(StrideStorageQualifier.Stage))
{
FullLinkStageCompositions(item.Key, item.Value, externDict, extraExternDict, parsingResult);
}
}
foreach (var item in extraExternDict)
{
externDict.Add(item.Key, item.Value);
}
var mixinDictionary = BuildMixinDictionary(finalModuleList);
if (finalModuleList != null)
{
var finalModule = finalModuleList[0];
//PerformanceLogger.Start(PerformanceStage.Mix);
parsingResult.Reflection = new EffectReflection();
var mixer = new StrideShaderMixer(finalModule, parsingResult, mixinDictionary, externDict, new CloneContext(mixCloneContext));
mixer.Mix();
//PerformanceLogger.Stop(PerformanceStage.Mix);
// Return directly if there was any errors
if (parsingResult.HasErrors)
{
return(parsingResult);
}
var finalShader = mixer.GetMixedShader();
// Simplifies the shader by removing dead code
var simplifier = new ExpressionSimplifierVisitor();
simplifier.Run(finalShader);
var sdShaderLinker = new ShaderLinker(parsingResult);
sdShaderLinker.Run(finalShader);
// Return directly if there was any errors
if (parsingResult.HasErrors)
{
return(parsingResult);
}
// Find all entry points
// TODO: make this configurable by CompileParameters
foreach (var stage in new[] { ShaderStage.Compute, ShaderStage.Vertex, ShaderStage.Hull, ShaderStage.Domain, ShaderStage.Geometry, ShaderStage.Pixel })
{
var entryPoint = finalShader.Declarations.OfType <MethodDefinition>().FirstOrDefault(f => f.Attributes.OfType <AttributeDeclaration>().Any(a => a.Name == "EntryPoint" && (string)a.Parameters[0].Value == stage.ToString()));
if (entryPoint == null)
{
continue;
}
parsingResult.EntryPoints[stage] = entryPoint.Name.Text;
// When this is a compute shader, there is no need to scan other stages
if (stage == ShaderStage.Compute)
{
break;
}
}
var typeCleaner = new StrideShaderCleaner();
typeCleaner.Run(finalShader);
//PerformanceLogger.Stop(PerformanceStage.Global);
//PerformanceLogger.PrintLastResult();
//SemanticPerformance.PrintResult();
//MixPerformance.PrintResult();
//GenerateShaderPerformance.PrintResult();
//StreamCreatorPerformance.PrintResult();
//ShaderLoader.PrintTime();
//PerformanceLogger.WriteOut(52);
parsingResult.Shader = finalShader;
}
return(parsingResult);
}
/// <summary>
/// Mixes shader parts to produces a single HLSL file shader.
/// </summary>
/// <param name="shaderMixinSource">The shader source.</param>
/// <param name="macros">The shader perprocessor macros.</param>
/// <param name="modifiedShaders">The list of modified shaders.</param>
/// <returns>The combined shader in AST form.</returns>
public ShaderMixinParsingResult Parse(ShaderMixinSource shaderMixinSource, Paradox.Shaders.ShaderMacro[] macros = null, HashSet <string> modifiedShaders = null)
{
//SemanticPerformance.Reset();
//PerformanceLogger.Reset();
//MixPerformance.Reset();
//GenerateShaderPerformance.Reset();
//StreamCreatorPerformance.Reset();
// updates the list of modified shaders.
shaderLibrary.ModifiedShaders = modifiedShaders;
// Creates a parsing result
var parsingResult = new ShaderMixinParsingResult();
SiliconStudio.Shaders.Parser.ShaderMacro[] macrosParser;
if (macros == null)
{
macrosParser = new SiliconStudio.Shaders.Parser.ShaderMacro[0];
}
else
{
macrosParser = new SiliconStudio.Shaders.Parser.ShaderMacro[macros.Length];
for (var i = 0; i < macros.Length; ++i)
{
macrosParser[i] = new SiliconStudio.Shaders.Parser.ShaderMacro(macros[i].Name, macros[i].Definition);
}
}
//PerformanceLogger.Start(PerformanceStage.Global);
// ----------------------------------------------------------
// Load all shaders
// ----------------------------------------------------------
HashSet <ModuleMixinInfo> mixinsToAnalyze;
lock (shaderLibrary)
{
//PerformanceLogger.Start(PerformanceStage.Loading);
mixinsToAnalyze = shaderLibrary.LoadShaderSource(shaderMixinSource, macrosParser);
//PerformanceLogger.Stop(PerformanceStage.Loading);
}
// Extract all ModuleMixinInfo and check for any errors
var allMixinInfos = new HashSet <ModuleMixinInfo>();
foreach (var moduleMixinInfo in mixinsToAnalyze)
{
allMixinInfos.UnionWith(moduleMixinInfo.MinimalContext);
}
foreach (var moduleMixinInfo in allMixinInfos)
{
moduleMixinInfo.Log.CopyTo(parsingResult);
var ast = moduleMixinInfo.MixinAst;
var shaderClassSource = moduleMixinInfo.ShaderSource as ShaderClassSource;
if (ast != null && shaderClassSource != null)
{
var sourcePath = SourceManager.FindFilePath(shaderClassSource.ClassName);
if (sourcePath == null)
{
throw new InvalidOperationException(string.Format("Can't find source path for class {0}", shaderClassSource.ClassName));
}
parsingResult.HashSources[sourcePath] = ast.SourceHash;
}
}
// Return directly if there was any errors
if (parsingResult.HasErrors)
{
return(parsingResult);
}
// ----------------------------------------------------------
// Perform Type Analysis
// ----------------------------------------------------------
//PerformanceLogger.Start(PerformanceStage.TypeAnalysis);
var context = GetCompilationContext(mixinsToAnalyze, parsingResult);
//PerformanceLogger.Stop(PerformanceStage.TypeAnalysis);
// Return directly if there was any errors
if (parsingResult.HasErrors)
{
return(parsingResult);
}
lock (SemanticAnalyzerLock)
{
//PerformanceLogger.Start(PerformanceStage.SemanticAnalysis);
//SemanticPerformance.Start(SemanticStage.Global);
foreach (var mixin in mixinsToAnalyze)
{
context.Analyze(mixin);
}
//SemanticPerformance.Pause(SemanticStage.Global);
//PerformanceLogger.Stop(PerformanceStage.SemanticAnalysis);
}
// Return directly if there was any errors
if (parsingResult.HasErrors)
{
return(parsingResult);
}
// Update the clone context in case new instances of classes are created
lock (hlslCloneContext)
{
HlslSemanticAnalysis.UpdateCloneContext(hlslCloneContext);
}
// only clone once the stage classes
var mixCloneContext = new CloneContext(hlslCloneContext);
foreach (var mixinInfo in mixinsToAnalyze)
{
foreach (var mixin in mixinInfo.Mixin.MinimalContext.Where(x => x.StageOnlyClass))
{
mixin.DeepClone(mixCloneContext);
}
}
// ----------------------------------------------------------
// Perform Shader Mixer
// ----------------------------------------------------------
var externDict = new Dictionary <Variable, List <ModuleMixin> >();
var finalModuleList = BuildCompositionsDictionary(shaderMixinSource, externDict, context, mixCloneContext);
//PerformanceLogger.Stop(PerformanceStage.DeepClone);
var mixinDictionary = BuildMixinDictionary(finalModuleList);
if (finalModuleList != null)
{
var finalModule = finalModuleList[0];
//PerformanceLogger.Start(PerformanceStage.Mix);
var mixer = new ParadoxShaderMixer(finalModule, parsingResult, mixinDictionary, externDict, new CloneContext(mixCloneContext));
mixer.Mix();
//PerformanceLogger.Stop(PerformanceStage.Mix);
// Return directly if there was any errors
if (parsingResult.HasErrors)
{
return(parsingResult);
}
var finalShader = mixer.GetMixedShader();
parsingResult.Reflection = new EffectReflection();
var pdxShaderLinker = new ShaderLinker(parsingResult);
pdxShaderLinker.Run(finalShader);
// Return directly if there was any errors
if (parsingResult.HasErrors)
{
return(parsingResult);
}
// Find all entry points
// TODO: make this configurable by CompileParameters
foreach (var stage in new[] { ShaderStage.Compute, ShaderStage.Vertex, ShaderStage.Hull, ShaderStage.Domain, ShaderStage.Geometry, ShaderStage.Pixel })
{
var entryPoint = finalShader.Declarations.OfType <MethodDefinition>().FirstOrDefault(f => f.Attributes.OfType <AttributeDeclaration>().Any(a => a.Name == "EntryPoint" && (string)a.Parameters[0].Value == stage.ToString()));
if (entryPoint == null)
{
continue;
}
parsingResult.EntryPoints[stage] = entryPoint.Name.Text;
// When this is a compute shader, there is no need to scan other stages
if (stage == ShaderStage.Compute)
{
break;
}
}
var typeCleaner = new ParadoxShaderCleaner();
typeCleaner.Run(finalShader);
//PerformanceLogger.Stop(PerformanceStage.Global);
//PerformanceLogger.PrintLastResult();
//SemanticPerformance.PrintResult();
//MixPerformance.PrintResult();
//GenerateShaderPerformance.PrintResult();
//StreamCreatorPerformance.PrintResult();
//ShaderLoader.PrintTime();
//PerformanceLogger.WriteOut(52);
parsingResult.Shader = finalShader;
}
return(parsingResult);
}
/// <summary>
/// Mixes shader parts to produces a single HLSL file shader.
/// </summary>
/// <param name="shaderMixinSource">The shader source.</param>
/// <param name="macros">The shader perprocessor macros.</param>
/// <param name="modifiedShaders">The list of modified shaders.</param>
/// <returns>The combined shader in AST form.</returns>
public ShaderMixinParsingResult Parse(ShaderMixinSource shaderMixinSource, Paradox.Shaders.ShaderMacro[] macros = null)
{
// Creates a parsing result
HashSet <ModuleMixinInfo> mixinsToAnalyze;
ShaderMixinParsingResult parsingResult;
var context = ParseAndAnalyze(shaderMixinSource, macros, out parsingResult, out mixinsToAnalyze);
// Return directly if there was any errors
if (parsingResult.HasErrors)
{
return(parsingResult);
}
// Update the clone context in case new instances of classes are created
lock (hlslCloneContext)
{
HlslSemanticAnalysis.UpdateCloneContext(hlslCloneContext);
}
// only clone once the stage classes
var mixCloneContext = new CloneContext(hlslCloneContext);
foreach (var mixinInfo in mixinsToAnalyze)
{
foreach (var mixin in mixinInfo.Mixin.MinimalContext.Where(x => x.StageOnlyClass))
{
mixin.DeepClone(mixCloneContext);
}
}
// ----------------------------------------------------------
// Perform Shader Mixer
// ----------------------------------------------------------
var externDict = new Dictionary <Variable, List <ModuleMixin> >();
var finalModuleList = BuildCompositionsDictionary(shaderMixinSource, externDict, context, mixCloneContext);
//PerformanceLogger.Stop(PerformanceStage.DeepClone);
var mixinDictionary = BuildMixinDictionary(finalModuleList);
if (finalModuleList != null)
{
var finalModule = finalModuleList[0];
//PerformanceLogger.Start(PerformanceStage.Mix);
var mixer = new ParadoxShaderMixer(finalModule, parsingResult, mixinDictionary, externDict, new CloneContext(mixCloneContext));
mixer.Mix();
//PerformanceLogger.Stop(PerformanceStage.Mix);
// Return directly if there was any errors
if (parsingResult.HasErrors)
{
return(parsingResult);
}
var finalShader = mixer.GetMixedShader();
parsingResult.Reflection = new EffectReflection();
var pdxShaderLinker = new ShaderLinker(parsingResult);
pdxShaderLinker.Run(finalShader);
// Return directly if there was any errors
if (parsingResult.HasErrors)
{
return(parsingResult);
}
// Find all entry points
// TODO: make this configurable by CompileParameters
foreach (var stage in new[] { ShaderStage.Compute, ShaderStage.Vertex, ShaderStage.Hull, ShaderStage.Domain, ShaderStage.Geometry, ShaderStage.Pixel })
{
var entryPoint = finalShader.Declarations.OfType <MethodDefinition>().FirstOrDefault(f => f.Attributes.OfType <AttributeDeclaration>().Any(a => a.Name == "EntryPoint" && (string)a.Parameters[0].Value == stage.ToString()));
if (entryPoint == null)
{
continue;
}
parsingResult.EntryPoints[stage] = entryPoint.Name.Text;
// When this is a compute shader, there is no need to scan other stages
if (stage == ShaderStage.Compute)
{
break;
}
}
var typeCleaner = new ParadoxShaderCleaner();
typeCleaner.Run(finalShader);
//PerformanceLogger.Stop(PerformanceStage.Global);
//PerformanceLogger.PrintLastResult();
//SemanticPerformance.PrintResult();
//MixPerformance.PrintResult();
//GenerateShaderPerformance.PrintResult();
//StreamCreatorPerformance.PrintResult();
//ShaderLoader.PrintTime();
//PerformanceLogger.WriteOut(52);
parsingResult.Shader = finalShader;
}
return(parsingResult);
}
