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Side by Side Diff: src/sksl/ir/SkSLVariableReference.h

Issue 1984363002: initial checkin of SkSL compiler (Closed) Base URL: https://skia.googlesource.com/skia@master
Patch Set: fixed CMake build Created 4 years, 5 months ago
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1 /*
2 * Copyright 2016 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 #ifndef SKSL_VARIABLEREFERENCE
9 #define SKSL_VARIABLEREFERENCE
10
11 #include "SkSLExpression.h"
12
13 namespace SkSL {
14
15 /**
16 * A reference to a variable, through which it can be read or written. In the st atement:
17 *
18 * x = x + 1;
19 *
20 * there is only one Variable 'x', but two VariableReferences to it.
21 */
22 struct VariableReference : public Expression {
23 VariableReference(Position position, std::shared_ptr<Variable> variable)
24 : INHERITED(position, kVariableReference_Kind, variable->fType)
25 , fVariable(std::move(variable)) {}
26
27 std::string description() const override {
28 return fVariable->fName;
29 }
30
31 const std::shared_ptr<Variable> fVariable;
32
33 typedef Expression INHERITED;
34 };
35
36 } // namespace
37
38 #endif
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