1 2 // Copyright 2021 The Tint Authors. 3 // 4 // Licensed under the Apache License, Version 2.0 (the "License"); 5 // you may not use this file except in compliance with the License. 6 // You may obtain a copy of the License at 7 // 8 // http://www.apache.org/licenses/LICENSE-2.0 9 // 10 // Unless required by applicable law or agreed to in writing, software 11 // distributed under the License is distributed on an "AS IS" BASIS, 12 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 // See the License for the specific language governing permissions and 14 // limitations under the License. 15 16 #ifndef SRC_UTILS_TO_CONST_PTR_VEC_H_ 17 #define SRC_UTILS_TO_CONST_PTR_VEC_H_ 18 19 #include <vector> 20 21 namespace tint { 22 namespace utils { 23 24 /// @param in a vector of `T*` 25 /// @returns a vector of `const T*` with the content of `in`. 26 template <typename T> ToConstPtrVec(const std::vector<T * > & in)27std::vector<const T*> ToConstPtrVec(const std::vector<T*>& in) { 28 std::vector<const T*> out; 29 out.reserve(in.size()); 30 for (auto* ptr : in) { 31 out.emplace_back(ptr); 32 } 33 return out; 34 } 35 36 } // namespace utils 37 } // namespace tint 38 39 #endif // SRC_UTILS_TO_CONST_PTR_VEC_H_ 40