Blender  V3.3
gim_memory.cpp
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1 /*
2 -----------------------------------------------------------------------------
3 This source file is part of GIMPACT Library.
4 
5 For the latest info, see http://gimpact.sourceforge.net/
6 
7 Copyright (c) 2006 Francisco Leon Najera. C.C. 80087371.
8 email: projectileman@yahoo.com
9 
10  This library is free software; you can redistribute it and/or
11  modify it under the terms of EITHER:
12  (1) The GNU Lesser General Public License as published by the Free
13  Software Foundation; either version 2.1 of the License, or (at
14  your option) any later version. The text of the GNU Lesser
15  General Public License is included with this library in the
16  file GIMPACT-LICENSE-LGPL.TXT.
17  (2) The BSD-style license that is included with this library in
18  the file GIMPACT-LICENSE-BSD.TXT.
19  (3) The zlib/libpng license that is included with this library in
20  the file GIMPACT-LICENSE-ZLIB.TXT.
21 
22  This library is distributed in the hope that it will be useful,
23  but WITHOUT ANY WARRANTY; without even the implied warranty of
24  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the files
25  GIMPACT-LICENSE-LGPL.TXT, GIMPACT-LICENSE-ZLIB.TXT and GIMPACT-LICENSE-BSD.TXT for more details.
26 
27 -----------------------------------------------------------------------------
28 */
29 
30 #include "gim_memory.h"
31 #include "stdlib.h"
32 
33 #ifdef GIM_SIMD_MEMORY
35 #endif
36 
41 
43 {
44  g_allocfn = fn;
45 }
46 
48 {
49  g_allocafn = fn;
50 }
51 
53 {
54  g_reallocfn = fn;
55 }
56 
58 {
59  g_freefn = fn;
60 }
61 
63 {
64  return g_allocfn;
65 }
66 
68 {
69  return g_allocafn;
70 }
71 
73 {
74  return g_reallocfn;
75 }
76 
78 {
79  return g_freefn;
80 }
81 
82 void *gim_alloc(size_t size)
83 {
84  void *ptr;
85  if (g_allocfn)
86  {
87  ptr = g_allocfn(size);
88  }
89  else
90  {
91 #ifdef GIM_SIMD_MEMORY
92  ptr = btAlignedAlloc(size, 16);
93 #else
94  ptr = malloc(size);
95 #endif
96  }
97  return ptr;
98 }
99 
100 void *gim_alloca(size_t size)
101 {
102  if (g_allocafn)
103  return g_allocafn(size);
104  else
105  return gim_alloc(size);
106 }
107 
108 void *gim_realloc(void *ptr, size_t oldsize, size_t newsize)
109 {
110  void *newptr = gim_alloc(newsize);
111  size_t copysize = oldsize < newsize ? oldsize : newsize;
112  gim_simd_memcpy(newptr, ptr, copysize);
113  gim_free(ptr);
114  return newptr;
115 }
116 
117 void gim_free(void *ptr)
118 {
119  if (!ptr) return;
120  if (g_freefn)
121  {
122  g_freefn(ptr);
123  }
124  else
125  {
126 #ifdef GIM_SIMD_MEMORY
128 #else
129  free(ptr);
130 #endif
131  }
132 }
void BLI_kdtree_nd_() free(KDTree *tree)
Definition: kdtree_impl.h:102
#define btAlignedFree(ptr)
#define btAlignedAlloc(size, alignment)
static DBVT_INLINE btScalar size(const btDbvtVolume &a)
Definition: btDbvt.cpp:52
void gim_set_free_handler(gim_free_function *fn)
Definition: gim_memory.cpp:57
gim_realloc_function * gim_get_realloc_handler()
Definition: gim_memory.cpp:72
gim_alloc_function * gim_get_alloc_handler()
get current memory management functions.
Definition: gim_memory.cpp:62
static gim_free_function * g_freefn
Definition: gim_memory.cpp:40
gim_free_function * gim_get_free_handler()
Definition: gim_memory.cpp:77
void * gim_alloca(size_t size)
Definition: gim_memory.cpp:100
static gim_realloc_function * g_reallocfn
Definition: gim_memory.cpp:39
void gim_set_alloca_handler(gim_alloca_function *fn)
Definition: gim_memory.cpp:47
void gim_free(void *ptr)
Definition: gim_memory.cpp:117
gim_alloca_function * gim_get_alloca_handler()
Definition: gim_memory.cpp:67
void * gim_realloc(void *ptr, size_t oldsize, size_t newsize)
Definition: gim_memory.cpp:108
void gim_set_alloc_handler(gim_alloc_function *fn)
Definition: gim_memory.cpp:42
static gim_alloc_function * g_allocfn
Definition: gim_memory.cpp:37
void * gim_alloc(size_t size)
Standar Memory functions.
Definition: gim_memory.cpp:82
static gim_alloca_function * g_allocafn
Definition: gim_memory.cpp:38
void gim_set_realloc_handler(gim_realloc_function *fn)
Definition: gim_memory.cpp:52
void * gim_realloc_function(void *ptr, size_t oldsize, size_t newsize)
Definition: gim_memory.h:89
void gim_simd_memcpy(void *dst, const void *src, size_t copysize)
Definition: gim_memory.h:120
void * gim_alloc_function(size_t size)
Function prototypes to allocate and free memory.
Definition: gim_memory.h:87
void * gim_alloca_function(size_t size)
Definition: gim_memory.h:88
void gim_free_function(void *ptr)
Definition: gim_memory.h:90
PointerRNA * ptr
Definition: wm_files.c:3480