2 * Copyright 2011, Blender Foundation.
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License
6 * as published by the Free Software Foundation; either version 2
7 * of the License, or (at your option) any later version.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software Foundation,
16 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
19 #include "util_foreach.h"
20 #include "util_math.h"
21 #include "util_memarena.h"
25 MemArena::MemArena(bool use_calloc_, size_t buffer_size_)
27 use_calloc = use_calloc_;
28 buffer_size = buffer_size_;
36 foreach(uint8_t *buffer, buffers)
40 void *MemArena::alloc(size_t size)
42 if(size > last_left) {
43 last_left = (size > buffer_size)? size: buffer_size;
44 last_buffer = new uint8_t[last_left];
47 memset(last_buffer, 0, last_left);
49 buffers.push_back(last_buffer);
52 uint8_t *mem = last_buffer;