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Side by Side Diff: src/sksl/ir/SkSLTernaryExpression.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_TERNARYEXPRESSION
9 #define SKSL_TERNARYEXPRESSION
10
11 #include "SkSLExpression.h"
12 #include "../SkSLPosition.h"
13
14 namespace SkSL {
15
16 /**
17 * A ternary expression (test ? ifTrue : ifFalse).
18 */
19 struct TernaryExpression : public Expression {
20 TernaryExpression(Position position, std::unique_ptr<Expression> test,
21 std::unique_ptr<Expression> ifTrue, std::unique_ptr<Expres sion> ifFalse)
22 : INHERITED(position, kTernary_Kind, ifTrue->fType)
23 , fTest(std::move(test))
24 , fIfTrue(std::move(ifTrue))
25 , fIfFalse(std::move(ifFalse)) {
26 ASSERT(fIfTrue->fType == fIfFalse->fType);
27 }
28
29 std::string description() const override {
30 return "(" + fTest->description() + " ? " + fIfTrue->description() + " : " +
31 fIfFalse->description() + ")";
32 }
33
34 const std::unique_ptr<Expression> fTest;
35 const std::unique_ptr<Expression> fIfTrue;
36 const std::unique_ptr<Expression> fIfFalse;
37
38 typedef Expression INHERITED;
39 };
40
41 } // namespace
42
43 #endif
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