| // Copyright 2021 The Tint Authors. |
| // |
| // Licensed under the Apache License, Version 2.0(the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| #ifndef SRC_TINT_LANG_WGSL_SEM_VALUE_CONVERSION_H_ |
| #define SRC_TINT_LANG_WGSL_SEM_VALUE_CONVERSION_H_ |
| |
| #include "src/tint/lang/wgsl/sem/call_target.h" |
| |
| namespace tint::sem { |
| |
| /// ValueConversion is the CallTarget for a value conversion (cast). |
| class ValueConversion final : public Castable<ValueConversion, CallTarget> { |
| public: |
| /// Constructor |
| /// @param type the target type of the cast |
| /// @param parameter the type cast parameter |
| /// @param stage the earliest evaluation stage for the expression |
| ValueConversion(const type::Type* type, sem::Parameter* parameter, EvaluationStage stage); |
| |
| /// Destructor |
| ~ValueConversion() override; |
| |
| /// @returns the cast source type |
| const type::Type* Source() const { return Parameters()[0]->Type(); } |
| |
| /// @returns the cast target type |
| const type::Type* Target() const { return ReturnType(); } |
| }; |
| |
| } // namespace tint::sem |
| |
| #endif // SRC_TINT_LANG_WGSL_SEM_VALUE_CONVERSION_H_ |