DeclarePerVertexBlocks.h

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//

// Copyright 2021 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.

//

// DeclarePerVertexBlocks: If gl_PerVertex is not already declared, it is declared and builtins are

// turned into references into that I/O block.

//

#ifndef COMPILER_TRANSLATOR_TREEOPS_DECLAREPERVERTEXBLOCKS_H_

#define COMPILER_TRANSLATOR_TREEOPS_DECLAREPERVERTEXBLOCKS_H_

#include "common/angleutils.h"

namespace sh

class TCompiler;

class TIntermBlock;

class TSymbolTable;

class TVariable;

[[nodiscard]] bool DeclarePerVertexBlocks(TCompiler *compiler,

                                          TIntermBlock *root,

                                          TSymbolTable *symbolTable,

                                          const TVariable **inputPerVertexOut,

                                          const TVariable **outputPerVertexOut);

}  // namespace sh

#endif  // COMPILER_TRANSLATOR_TREEOPS_DECLAREPERVERTEXBLOCKS_H_