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_PIPELINE_STAGE_H_ 16 #define SRC_AST_PIPELINE_STAGE_H_ 17 18 #include <ostream> 19 20 namespace tint { 21 namespace ast { 22 23 /// The pipeline stage 24 enum class PipelineStage { kNone = -1, kVertex, kFragment, kCompute }; 25 26 /// @param out the std::ostream to write to 27 /// @param stage the PipelineStage 28 /// @return the std::ostream so calls can be chained 29 std::ostream& operator<<(std::ostream& out, PipelineStage stage); 30 31 } // namespace ast 32 } // namespace tint 33 34 #endif // SRC_AST_PIPELINE_STAGE_H_ 35