virtualx-engine/core/dvector.cpp

/*************************************************************************/
/*  dvector.cpp                                                          */
/*************************************************************************/
/*                       This file is part of:                           */
/*                           GODOT ENGINE                                */
/*                    http://www.godotengine.org                         */
/*************************************************************************/
/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur.                 */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/*************************************************************************/
#include "dvector.h"

Mutex* dvector_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);

}