internal ShaderCompilationContext ParseAndAnalyze(ShaderMixinSource shaderMixinSource, Xenko.Shaders.ShaderMacro[] macros, out ShaderMixinParsingResult parsingResult, out HashSet <ModuleMixinInfo> mixinsToAnalyze)
{
// Creates a parsing result
parsingResult = new ShaderMixinParsingResult();
Xenko.Core.Shaders.Parser.ShaderMacro[] macrosParser;
if (macros == null)
{
macrosParser = new Xenko.Core.Shaders.Parser.ShaderMacro[0];
}
else
{
macrosParser = new Xenko.Core.Shaders.Parser.ShaderMacro[macros.Length];
for (var i = 0; i < macros.Length; ++i)
{
macrosParser[i] = new Xenko.Core.Shaders.Parser.ShaderMacro(macros[i].Name, macros[i].Definition);
}
}
//PerformanceLogger.Start(PerformanceStage.Global);
// ----------------------------------------------------------
// Load all shaders
// ----------------------------------------------------------
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 we have a ShaderClassSource and it is not an inline one, then we can store the hash sources
if (ast != null && shaderClassSource != null)
{
parsingResult.HashSources[shaderClassSource.ClassName] = moduleMixinInfo.SourceHash;
}
}
// Return directly if there was any errors
if (parsingResult.HasErrors)
{
return(null);
}
// ----------------------------------------------------------
// 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(context);
}
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(context);
}
/// <summary>
/// Initializes a new instance of the <see cref="ShaderLinker" /> class.
/// </summary>
/// <param name="parsingResult">The parsing result.</param>
public ShaderLinker(ShaderMixinParsingResult parsingResult)
: base(true, false)
{
this.parsingResult = parsingResult;
this.effectReflection = parsingResult.Reflection;
}