+++ /dev/null
-// Copyright (c) 2015 Ryan Prichard
-//
-// Permission is hereby granted, free of charge, to any person obtaining a copy
-// of this software and associated documentation files (the "Software"), to
-// deal in the Software without restriction, including without limitation the
-// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
-// sell copies of the Software, and to permit persons to whom the Software is
-// furnished to do so, subject to the following conditions:
-//
-// The above copyright notice and this permission notice shall be included in
-// all copies or substantial portions of the Software.
-//
-// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
-// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
-// IN THE SOFTWARE.
-
-#ifndef SIMPLE_POOL_H
-#define SIMPLE_POOL_H
-
-#include <stdlib.h>
-
-#include <vector>
-
-#include "../shared/WinptyAssert.h"
-
-template <typename T, size_t chunkSize>
-class SimplePool {
-public:
- ~SimplePool();
- T *alloc();
- void clear();
-private:
- struct Chunk {
- size_t count;
- T *data;
- };
- std::vector<Chunk> m_chunks;
-};
-
-template <typename T, size_t chunkSize>
-SimplePool<T, chunkSize>::~SimplePool() {
- clear();
-}
-
-template <typename T, size_t chunkSize>
-void SimplePool<T, chunkSize>::clear() {
- for (size_t ci = 0; ci < m_chunks.size(); ++ci) {
- Chunk &chunk = m_chunks[ci];
- for (size_t ti = 0; ti < chunk.count; ++ti) {
- chunk.data[ti].~T();
- }
- free(chunk.data);
- }
- m_chunks.clear();
-}
-
-template <typename T, size_t chunkSize>
-T *SimplePool<T, chunkSize>::alloc() {
- if (m_chunks.empty() || m_chunks.back().count == chunkSize) {
- T *newData = reinterpret_cast<T*>(malloc(sizeof(T) * chunkSize));
- ASSERT(newData != NULL);
- Chunk newChunk = { 0, newData };
- m_chunks.push_back(newChunk);
- }
- Chunk &chunk = m_chunks.back();
- T *ret = &chunk.data[chunk.count++];
- new (ret) T();
- return ret;
-}
-
-#endif // SIMPLE_POOL_H