1 /*************************************************************************/ 2 /* memory_pool_dynamic_prealloc.h */ 3 /*************************************************************************/ 4 /* This file is part of: */ 5 /* GODOT ENGINE */ 6 /* https://godotengine.org */ 7 /*************************************************************************/ 8 /* Copyright (c) 2007-2019 Juan Linietsky, Ariel Manzur. */ 9 /* Copyright (c) 2014-2019 Godot Engine contributors (cf. AUTHORS.md) */ 10 /* */ 11 /* Permission is hereby granted, free of charge, to any person obtaining */ 12 /* a copy of this software and associated documentation files (the */ 13 /* "Software"), to deal in the Software without restriction, including */ 14 /* without limitation the rights to use, copy, modify, merge, publish, */ 15 /* distribute, sublicense, and/or sell copies of the Software, and to */ 16 /* permit persons to whom the Software is furnished to do so, subject to */ 17 /* the following conditions: */ 18 /* */ 19 /* The above copyright notice and this permission notice shall be */ 20 /* included in all copies or substantial portions of the Software. */ 21 /* */ 22 /* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */ 23 /* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */ 24 /* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/ 25 /* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */ 26 /* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */ 27 /* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */ 28 /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ 29 /*************************************************************************/ 30 #ifndef MEMORY_POOL_DYNAMIC_PREALLOC_H 31 #define MEMORY_POOL_DYNAMIC_PREALLOC_H 32 33 #include "core/os/memory_pool_dynamic.h" 34 #include "pool_allocator.h" 35 36 class MemoryPoolDynamicPrealloc : public MemoryPoolDynamic { 37 38 PoolAllocator *pool_alloc; 39 40 public: 41 virtual ID alloc(size_t p_amount, const char *p_description); 42 virtual void free(ID p_id); 43 virtual Error realloc(ID p_id, size_t p_amount); 44 virtual bool is_valid(ID p_id); 45 virtual size_t get_size(ID p_id) const; 46 virtual const char *get_description(ID p_id) const; 47 48 virtual Error lock(ID p_id); 49 virtual void *get(ID p_ID); 50 virtual Error unlock(ID p_id); 51 virtual bool is_locked(ID p_id) const; 52 53 virtual size_t get_available_mem() const; 54 virtual size_t get_total_usage() const; 55 56 MemoryPoolDynamicPrealloc(void *p_mem, int p_size, int p_align = 16, int p_max_entries = PoolAllocator::DEFAULT_MAX_ALLOCS); 57 ~MemoryPoolDynamicPrealloc(); 58 }; 59 60 #endif // MEMORY_POOL_DYNAMIC_PREALLOC_H 61