RunAtTheBeginningOfShader.cpp

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//

// Copyright 2020 The ANGLE Project Authors. All rights reserved.

// Use of this source code is governed by a BSD-style license that can be

// found in the LICENSE file.

//

// RunAtTheBeginningOfShader.cpp: Add code to be run at the beginning of the shader.

// void main() { body }

// =>

// void main()

// {

//     codeToRun

//     body

// }

//

#include "compiler/translator/tree_util/RunAtTheBeginningOfShader.h"

#include "compiler/translator/Compiler.h"

#include "compiler/translator/IntermNode.h"

#include "compiler/translator/SymbolTable.h"

#include "compiler/translator/tree_util/FindMain.h"

#include "compiler/translator/tree_util/IntermNode_util.h"

#include "compiler/translator/tree_util/IntermTraverse.h"

namespace sh

bool RunAtTheBeginningOfShader(TCompiler *compiler, TIntermBlock *root, TIntermNode *codeToRun)

    TIntermFunctionDefinition *main = FindMain(root);

    main->getBody()->insertStatement(0, codeToRun);

    return compiler->validateAST(root);

}  // namespace sh