00001 /* 00002 ----------------------------------------------------------------------------- 00003 This source file is part of OGRE 00004 (Object-oriented Graphics Rendering Engine) 00005 For the latest info, see http://www.ogre3d.org/ 00006 00007 Copyright (c) 2000-2008 Torus Knot Software Ltd 00008 Also see acknowledgements in Readme.html 00009 00010 This program is free software; you can redistribute it and/or modify it under 00011 the terms of the GNU Lesser General Public License as published by the Free Software 00012 Foundation; either version 2 of the License, or (at your option) any later 00013 version. 00014 00015 This program is distributed in the hope that it will be useful, but WITHOUT 00016 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 00017 FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. 00018 00019 You should have received a copy of the GNU Lesser General Public License along with 00020 this program; if not, write to the Free Software Foundation, Inc., 59 Temple 00021 Place - Suite 330, Boston, MA 02111-1307, USA, or go to 00022 http://www.gnu.org/copyleft/lesser.txt. 00023 00024 You may alternatively use this source under the terms of a specific version of 00025 the OGRE Unrestricted License provided you have obtained such a license from 00026 Torus Knot Software Ltd. 00027 ----------------------------------------------------------------------------- 00028 */ 00029 00030 #ifndef __MemoryStdAlloc_H__ 00031 #define __MemoryStdAlloc_H__ 00032 00033 #include <memory> 00034 #include <limits> 00035 00036 #include "OgreAlignedAllocator.h" 00037 #include "OgreMemoryTracker.h" 00038 00039 namespace Ogre 00040 { 00041 00049 class _OgreExport StdAllocPolicy 00050 { 00051 public: 00052 static inline void* allocateBytes(size_t count, 00053 const char* file = 0, int line = 0, const char* func = 0) 00054 { 00055 void* ptr = malloc(count); 00056 #if OGRE_MEMORY_TRACKER 00057 // this alloc policy doesn't do pools 00058 MemoryTracker::get()._recordAlloc(ptr, count, 0, file, line, func); 00059 #else 00060 // avoid unused params warning 00061 count=file+line-func; 00062 #endif 00063 return ptr; 00064 } 00065 00066 static inline void deallocateBytes(void* ptr) 00067 { 00068 #if OGRE_MEMORY_TRACKER 00069 MemoryTracker::get()._recordDealloc(ptr); 00070 #endif 00071 free(ptr); 00072 } 00073 00075 static inline size_t getMaxAllocationSize() 00076 { 00077 return std::numeric_limits<size_t>::max(); 00078 } 00079 private: 00080 // no instantiation 00081 StdAllocPolicy() 00082 { } 00083 }; 00084 00097 template <size_t Alignment = 0> 00098 class StdAlignedAllocPolicy 00099 { 00100 public: 00101 // compile-time check alignment is available. 00102 typedef int IsValidAlignment 00103 [Alignment <= 128 && ((Alignment & (Alignment-1)) == 0) ? +1 : -1]; 00104 00105 static inline void* allocateBytes(size_t count, 00106 const char* file = 0, int line = 0, const char* func = 0) 00107 { 00108 void* ptr = Alignment ? AlignedMemory::allocate(count, Alignment) 00109 : AlignedMemory::allocate(count); 00110 #if OGRE_MEMORY_TRACKER 00111 // this alloc policy doesn't do pools 00112 MemoryTracker::get()._recordAlloc(ptr, count, 0, file, line, func); 00113 #else 00114 // avoid unused params warning 00115 file;line;func; 00116 #endif 00117 return ptr; 00118 } 00119 00120 static inline void deallocateBytes(void* ptr) 00121 { 00122 #if OGRE_MEMORY_TRACKER 00123 MemoryTracker::get()._recordDealloc(ptr); 00124 #endif 00125 AlignedMemory::deallocate(ptr); 00126 } 00127 00129 static inline size_t getMaxAllocationSize() 00130 { 00131 return std::numeric_limits<size_t>::max(); 00132 } 00133 private: 00134 // No instantiation 00135 StdAlignedAllocPolicy() 00136 { } 00137 }; 00138 00139 00140 00141 }// namespace Ogre 00142 #endif // __MemoryStdAlloc_H__
Copyright © 2008 Torus Knot Software Ltd
This work is licensed under a Creative Commons Attribution-ShareAlike 2.5 License.
Last modified Thu Aug 28 20:53:49 2008