b2BlockAllocator.h
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1 /*
2 * Copyright (c) 2006-2009 Erin Catto http://www.box2d.org
3 *
4 * This software is provided 'as-is', without any express or implied
5 * warranty. In no event will the authors be held liable for any damages
6 * arising from the use of this software.
7 * Permission is granted to anyone to use this software for any purpose,
8 * including commercial applications, and to alter it and redistribute it
9 * freely, subject to the following restrictions:
10 * 1. The origin of this software must not be misrepresented; you must not
11 * claim that you wrote the original software. If you use this software
12 * in a product, an acknowledgment in the product documentation would be
13 * appreciated but is not required.
14 * 2. Altered source versions must be plainly marked as such, and must not be
15 * misrepresented as being the original software.
16 * 3. This notice may not be removed or altered from any source distribution.
17 */
18 
19 #ifndef B2_BLOCK_ALLOCATOR_H
20 #define B2_BLOCK_ALLOCATOR_H
21 
23 
24 const int32 b2_chunkSize = 16 * 1024;
25 const int32 b2_maxBlockSize = 640;
26 const int32 b2_blockSizes = 14;
28 
29 struct b2Block;
30 struct b2Chunk;
31 
36 {
37 public:
40 
42  void* Allocate(int32 size);
43 
45  void Free(void* p, int32 size);
46 
47  void Clear();
48 
49 private:
50 
54 
56 
60 };
61 
62 #endif
b2Block * m_freeLists[b2_blockSizes]
const int32 b2_maxBlockSize
void Free(void *p, int32 size)
Free memory. This will use b2Free if the size is larger than b2_maxBlockSize.
static int32 s_blockSizes[b2_blockSizes]
signed int int32
Definition: b2Settings.h:31
static uint8 s_blockSizeLookup[b2_maxBlockSize+1]
void * Allocate(int32 size)
Allocate memory. This will use b2Alloc if the size is larger than b2_maxBlockSize.
static bool s_blockSizeLookupInitialized
GLfloat GLfloat p
GLsizeiptr size
unsigned char uint8
Definition: b2Settings.h:32
const int32 b2_chunkArrayIncrement
const int32 b2_blockSizes
const int32 b2_chunkSize


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autogenerated on Fri May 7 2021 03:05:51