72 lines
3.1 KiB
C++
72 lines
3.1 KiB
C++
/*************************************************************************/
|
|
/* pool_vector.cpp */
|
|
/*************************************************************************/
|
|
/* This file is part of: */
|
|
/* GODOT ENGINE */
|
|
/* https://godotengine.org */
|
|
/*************************************************************************/
|
|
/* Copyright (c) 2007-2019 Juan Linietsky, Ariel Manzur. */
|
|
/* Copyright (c) 2014-2019 Godot Engine contributors (cf. AUTHORS.md) */
|
|
/* */
|
|
/* 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. */
|
|
/*************************************************************************/
|
|
|
|
#include "pool_vector.h"
|
|
|
|
Mutex *pool_vector_lock = NULL;
|
|
|
|
PoolAllocator *MemoryPool::memory_pool = NULL;
|
|
uint8_t *MemoryPool::pool_memory = NULL;
|
|
size_t *MemoryPool::pool_size = NULL;
|
|
|
|
MemoryPool::Alloc *MemoryPool::allocs = NULL;
|
|
MemoryPool::Alloc *MemoryPool::free_list = NULL;
|
|
uint32_t MemoryPool::alloc_count = 0;
|
|
uint32_t MemoryPool::allocs_used = 0;
|
|
Mutex *MemoryPool::alloc_mutex = NULL;
|
|
|
|
size_t MemoryPool::total_memory = 0;
|
|
size_t MemoryPool::max_memory = 0;
|
|
|
|
void MemoryPool::setup(uint32_t p_max_allocs) {
|
|
|
|
allocs = memnew_arr(Alloc, p_max_allocs);
|
|
alloc_count = p_max_allocs;
|
|
allocs_used = 0;
|
|
|
|
for (uint32_t i = 0; i < alloc_count - 1; i++) {
|
|
|
|
allocs[i].free_list = &allocs[i + 1];
|
|
}
|
|
|
|
free_list = &allocs[0];
|
|
|
|
alloc_mutex = Mutex::create();
|
|
}
|
|
|
|
void MemoryPool::cleanup() {
|
|
|
|
memdelete_arr(allocs);
|
|
memdelete(alloc_mutex);
|
|
|
|
ERR_EXPLAINC("There are still MemoryPool allocs in use at exit!");
|
|
ERR_FAIL_COND(allocs_used > 0);
|
|
}
|