Blender  V3.3
btAlignedAllocator.h
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1 /*
2 Bullet Continuous Collision Detection and Physics Library
3 Copyright (c) 2003-2006 Erwin Coumans http://continuousphysics.com/Bullet/
4 
5 This software is provided 'as-is', without any express or implied warranty.
6 In no event will the authors be held liable for any damages 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 freely,
9 subject to the following restrictions:
10 
11 1. The origin of this software must not be misrepresented; you must not claim that you wrote the original software. If you use this software in a product, an acknowledgment in the product documentation would be appreciated but is not required.
12 2. Altered source versions must be plainly marked as such, and must not be misrepresented as being the original software.
13 3. This notice may not be removed or altered from any source distribution.
14 */
15 
16 #ifndef BT_ALIGNED_ALLOCATOR
17 #define BT_ALIGNED_ALLOCATOR
18 
22 
23 #include "btScalar.h"
24 
28 #ifdef BT_DEBUG_MEMORY_ALLOCATIONS
29 
30 int btDumpMemoryLeaks();
31 
32 #define btAlignedAlloc(a, b) \
33  btAlignedAllocInternal(a, b, __LINE__, __FILE__)
34 
35 #define btAlignedFree(ptr) \
36  btAlignedFreeInternal(ptr, __LINE__, __FILE__)
37 
38 void* btAlignedAllocInternal(size_t size, int alignment, int line, const char* filename);
39 
40 void btAlignedFreeInternal(void* ptr, int line, const char* filename);
41 
42 #else
43 void* btAlignedAllocInternal(size_t size, int alignment);
44 void btAlignedFreeInternal(void* ptr);
45 
46 #define btAlignedAlloc(size, alignment) btAlignedAllocInternal(size, alignment)
47 #define btAlignedFree(ptr) btAlignedFreeInternal(ptr)
48 
49 #endif
50 typedef int size_type;
51 
52 typedef void*(btAlignedAllocFunc)(size_t size, int alignment);
53 typedef void(btAlignedFreeFunc)(void* memblock);
54 typedef void*(btAllocFunc)(size_t size);
55 typedef void(btFreeFunc)(void* memblock);
56 
58 void btAlignedAllocSetCustom(btAllocFunc* allocFunc, btFreeFunc* freeFunc);
61 
64 template <typename T, unsigned Alignment>
66 {
68 
69 public:
70  //just going down a list:
72  /*
73  btAlignedAllocator( const self_type & ) {}
74  */
75 
76  template <typename Other>
78  {
79  }
80 
81  typedef const T* const_pointer;
82  typedef const T& const_reference;
83  typedef T* pointer;
84  typedef T& reference;
85  typedef T value_type;
86 
87  pointer address(reference ref) const { return &ref; }
88  const_pointer address(const_reference ref) const { return &ref; }
90  {
91  (void)hint;
92  return reinterpret_cast<pointer>(btAlignedAlloc(sizeof(value_type) * n, Alignment));
93  }
94  void construct(pointer ptr, const value_type& value) { new (ptr) value_type(value); }
96  {
97  btAlignedFree(reinterpret_cast<void*>(ptr));
98  }
99  void destroy(pointer ptr) { ptr->~value_type(); }
100 
101  template <typename O>
102  struct rebind
103  {
105  };
106  template <typename O>
108  {
109  return *this;
110  }
111 
112  friend bool operator==(const self_type&, const self_type&) { return true; }
113 };
114 
115 #endif //BT_ALIGNED_ALLOCATOR
#define btAlignedFree(ptr)
void() btFreeFunc(void *memblock)
#define btAlignedAlloc(size, alignment)
void btAlignedAllocSetCustomAligned(btAlignedAllocFunc *allocFunc, btAlignedFreeFunc *freeFunc)
If the developer has already an custom aligned allocator, then btAlignedAllocSetCustomAligned can be ...
void *() btAllocFunc(size_t size)
int size_type
void *() btAlignedAllocFunc(size_t size, int alignment)
void() btAlignedFreeFunc(void *memblock)
void * btAlignedAllocInternal(size_t size, int alignment)
void btAlignedFreeInternal(void *ptr)
void btAlignedAllocSetCustom(btAllocFunc *allocFunc, btFreeFunc *freeFunc)
The developer can let all Bullet memory allocations go through a custom memory allocator,...
static DBVT_INLINE btScalar size(const btDbvtVolume &a)
Definition: btDbvt.cpp:52
self_type & operator=(const btAlignedAllocator< O, Alignment > &)
pointer allocate(size_type n, const_pointer *hint=0)
const_pointer address(const_reference ref) const
void destroy(pointer ptr)
btAlignedAllocator(const btAlignedAllocator< Other, Alignment > &)
friend bool operator==(const self_type &, const self_type &)
void deallocate(pointer ptr)
pointer address(reference ref) const
void construct(pointer ptr, const value_type &value)
SyclQueue void void size_t num_bytes void
#define T
btAlignedAllocator< O, Alignment > other
PointerRNA * ptr
Definition: wm_files.c:3480