1 //
2 // Copyright (c) 2002-2015 The ANGLE Project Authors. All rights reserved.
3 // Use of this source code is governed by a BSD-style license that can be
4 // found in the LICENSE file.
5 //
6 // RemovePow is an AST traverser to convert pow(x, y) built-in calls where y is a
7 // constant to exp2(y * log2(x)). This works around an issue in NVIDIA 311 series
8 // OpenGL drivers.
9 //
10 
11 #ifndef COMPILER_TRANSLATOR_REMOVEPOW_H_
12 #define COMPILER_TRANSLATOR_REMOVEPOW_H_
13 
14 namespace sh
15 {
16 class TIntermNode;
17 
18 void RemovePow(TIntermNode *root);
19 }  // namespace sh
20 
21 #endif  // COMPILER_TRANSLATOR_REMOVEPOW_H_
22