| // Copyright 2018 The Dawn & Tint Authors |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions are met: |
| // |
| // 1. Redistributions of source code must retain the above copyright notice, this |
| // list of conditions and the following disclaimer. |
| // |
| // 2. Redistributions in binary form must reproduce the above copyright notice, |
| // this list of conditions and the following disclaimer in the documentation |
| // and/or other materials provided with the distribution. |
| // |
| // 3. Neither the name of the copyright holder nor the names of its |
| // contributors may be used to endorse or promote products derived from |
| // this software without specific prior written permission. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| // AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| // DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
| // FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| // DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
| // SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
| // CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| // OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| #ifndef SRC_DAWN_COMMON_SERIALMAP_H_ |
| #define SRC_DAWN_COMMON_SERIALMAP_H_ |
| |
| #include <map> |
| #include <utility> |
| #include <vector> |
| |
| #include "dawn/common/SerialStorage.h" |
| |
| namespace dawn { |
| |
| template <typename Serial, typename Value> |
| class SerialMap; |
| |
| template <typename SerialT, typename ValueT> |
| struct SerialStorageTraits<SerialMap<SerialT, ValueT>> { |
| using Serial = SerialT; |
| using Value = ValueT; |
| using Storage = std::map<Serial, std::vector<Value>>; |
| using StorageIterator = typename Storage::iterator; |
| using ConstStorageIterator = typename Storage::const_iterator; |
| }; |
| |
| // SerialMap stores a map from Serial to Value. |
| // Unlike SerialQueue, items may be enqueued with Serials in any |
| // arbitrary order. SerialMap provides useful iterators for iterating |
| // through Value items in order of increasing Serial. |
| template <typename Serial, typename Value> |
| class SerialMap : public SerialStorage<SerialMap<Serial, Value>> { |
| public: |
| void Enqueue(const Value& value, Serial serial); |
| void Enqueue(Value&& value, Serial serial); |
| void Enqueue(const std::vector<Value>& values, Serial serial); |
| void Enqueue(std::vector<Value>&& values, Serial serial); |
| }; |
| |
| // SerialMap |
| |
| template <typename Serial, typename Value> |
| void SerialMap<Serial, Value>::Enqueue(const Value& value, Serial serial) { |
| this->mStorage[serial].emplace_back(value); |
| } |
| |
| template <typename Serial, typename Value> |
| void SerialMap<Serial, Value>::Enqueue(Value&& value, Serial serial) { |
| this->mStorage[serial].emplace_back(std::move(value)); |
| } |
| |
| template <typename Serial, typename Value> |
| void SerialMap<Serial, Value>::Enqueue(const std::vector<Value>& values, Serial serial) { |
| DAWN_ASSERT(values.size() > 0); |
| for (const Value& value : values) { |
| Enqueue(value, serial); |
| } |
| } |
| |
| template <typename Serial, typename Value> |
| void SerialMap<Serial, Value>::Enqueue(std::vector<Value>&& values, Serial serial) { |
| DAWN_ASSERT(values.size() > 0); |
| for (Value& value : values) { |
| Enqueue(std::move(value), serial); |
| } |
| } |
| |
| } // namespace dawn |
| |
| #endif // SRC_DAWN_COMMON_SERIALMAP_H_ |