1 // Copyright 2020 The Tint Authors. 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this file except in compliance with the License. 5 // You may obtain a copy of the License at 6 // 7 // http://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 // See the License for the specific language governing permissions and 13 // limitations under the License. 14 15 #ifndef SRC_AST_BUILTIN_DECORATION_H_ 16 #define SRC_AST_BUILTIN_DECORATION_H_ 17 18 #include <string> 19 20 #include "src/ast/builtin.h" 21 #include "src/ast/decoration.h" 22 23 namespace tint { 24 namespace ast { 25 26 /// A builtin decoration 27 class BuiltinDecoration : public Castable<BuiltinDecoration, Decoration> { 28 public: 29 /// constructor 30 /// @param pid the identifier of the program that owns this node 31 /// @param src the source of this node 32 /// @param builtin the builtin value 33 BuiltinDecoration(ProgramID pid, const Source& src, Builtin builtin); 34 ~BuiltinDecoration() override; 35 36 /// @returns the WGSL name for the decoration 37 std::string Name() const override; 38 39 /// Clones this node and all transitive child nodes using the `CloneContext` 40 /// `ctx`. 41 /// @param ctx the clone context 42 /// @return the newly cloned node 43 const BuiltinDecoration* Clone(CloneContext* ctx) const override; 44 45 /// The builtin value 46 const Builtin builtin; 47 }; 48 49 } // namespace ast 50 } // namespace tint 51 52 #endif // SRC_AST_BUILTIN_DECORATION_H_ 53