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- /*
- * Copyright 2016 Google Inc.
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
- #ifndef SKSL_TERNARYEXPRESSION
- #define SKSL_TERNARYEXPRESSION
- #include "src/sksl/SkSLPosition.h"
- #include "src/sksl/ir/SkSLExpression.h"
- namespace SkSL {
- /**
- * A ternary expression (test ? ifTrue : ifFalse).
- */
- struct TernaryExpression : public Expression {
- TernaryExpression(int offset, std::unique_ptr<Expression> test,
- std::unique_ptr<Expression> ifTrue, std::unique_ptr<Expression> ifFalse)
- : INHERITED(offset, kTernary_Kind, ifTrue->fType)
- , fTest(std::move(test))
- , fIfTrue(std::move(ifTrue))
- , fIfFalse(std::move(ifFalse)) {
- SkASSERT(fIfTrue->fType == fIfFalse->fType);
- }
- bool hasSideEffects() const override {
- return fTest->hasSideEffects() || fIfTrue->hasSideEffects() || fIfFalse->hasSideEffects();
- }
- std::unique_ptr<Expression> clone() const override {
- return std::unique_ptr<Expression>(new TernaryExpression(fOffset, fTest->clone(),
- fIfTrue->clone(),
- fIfFalse->clone()));
- }
- String description() const override {
- return "(" + fTest->description() + " ? " + fIfTrue->description() + " : " +
- fIfFalse->description() + ")";
- }
- std::unique_ptr<Expression> fTest;
- std::unique_ptr<Expression> fIfTrue;
- std::unique_ptr<Expression> fIfFalse;
- typedef Expression INHERITED;
- };
- } // namespace
- #endif
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