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//
// Copyright 2017 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.
//
// ClampFragDepth.h: Limit the value that is written to gl_FragDepth to the range [0.0, 1.0].
// The clamping is run at the very end of shader execution, and is only performed if the shader
// statically accesses gl_FragDepth.
//
#ifndef COMPILER_TRANSLATOR_TREEOPS_GL_CLAMPFRAGDEPTH_H_
#define COMPILER_TRANSLATOR_TREEOPS_GL_CLAMPFRAGDEPTH_H_
#include "common/angleutils.h"
namespace sh
{
class TCompiler;
class TIntermBlock;
class TSymbolTable;
#ifdef ANGLE_ENABLE_GLSL
[[nodiscard]] bool ClampFragDepth(TCompiler *compiler,
TIntermBlock *root,
TSymbolTable *symbolTable);
#else
[[nodiscard]] ANGLE_INLINE bool ClampFragDepth(TCompiler *compiler,
TIntermBlock *root,
TSymbolTable *symbolTable)
{
UNREACHABLE();
return false;
}
#endif
} // namespace sh
#endif // COMPILER_TRANSLATOR_TREEOPS_GL_CLAMPFRAGDEPTH_H_
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