54 lines
1.9 KiB
C++
54 lines
1.9 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
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/*=============================================================================
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HlslParser.h - Interface for parsing hlsl.
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=============================================================================*/
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#pragma once
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#include "CoreMinimal.h"
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#include "HlslUtils.h"
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class Error;
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namespace UE::HlslParser
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{
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struct FScopedDeclarations;
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}
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namespace CrossCompiler
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{
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struct FLinearAllocator;
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struct FNodeContainer;
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namespace AST
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{
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class FNode;
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}
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enum class EParseResult
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{
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Matched,
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NotMatched,
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Ignore,
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Error,
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};
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namespace Parser
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{
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typedef void TCallback(void* CallbackData, CrossCompiler::FLinearAllocator* Allocator, CrossCompiler::TLinearArray<CrossCompiler::AST::FNode*>& ASTNodes);
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// Returns true if successfully parsed
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HLSLPARSER_API bool Parse(const FString& Input, const FString& Filename, FCompilerMessages& OutCompilerMessages, TConstArrayView<UE::HlslParser::FScopedDeclarations> InScopedDeclarations, TCallback* Callback, void* CallbackData = nullptr);
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// Returns true if successfully parsed
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HLSLPARSER_API bool Parse(const FString& Input, const FString& Filename, FCompilerMessages& OutCompilerMessages, TConstArrayView<UE::HlslParser::FScopedDeclarations> InScopedDeclarations, TFunction< void(CrossCompiler::FLinearAllocator* Allocator, CrossCompiler::TLinearArray<CrossCompiler::AST::FNode*>& ASTNodes)> Function);
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// Returns true if successfully parsed
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HLSLPARSER_API bool Parse(const FString& Input, const FString& Filename, FCompilerMessages& OutCompilerMessages, TConstArrayView<UE::HlslParser::FScopedDeclarations> InScopedDeclarations, CrossCompiler::FNodeContainer& OutContainer);
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// Sample callback to write out all nodes into a string; pass a valid pointer FString* as OutFStringPointer
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HLSLPARSER_API void WriteNodesToString(void* OutFStringPointer, CrossCompiler::FLinearAllocator* Allocator, CrossCompiler::TLinearArray<CrossCompiler::AST::FNode*>& ASTNodes);
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}
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}
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