| Ethan Nicholas | c070939 | 2017-06-27 11:20:22 -0400 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2017 Google Inc. |
| 3 | * |
| 4 | * Use of this source code is governed by a BSD-style license that can be |
| 5 | * found in the LICENSE file. |
| 6 | */ |
| 7 | |
| 8 | #include "SkSLSetting.h" |
| 9 | #include "SkSLIRGenerator.h" |
| 10 | #include "SkSLVariableReference.h" |
| 11 | |
| 12 | namespace SkSL { |
| 13 | |
| 14 | std::unique_ptr<Expression> Setting::constantPropagate(const IRGenerator& irGenerator, |
| 15 | const DefinitionMap& definitions) { |
| 16 | if (irGenerator.fSettings->fReplaceSettings) { |
| 17 | return VariableReference::copy_constant(irGenerator, fValue.get()); |
| 18 | } |
| 19 | return nullptr; |
| 20 | } |
| 21 | } // namespace |
| 22 | |