OgreMemoryNedAlloc.h
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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) 2000-2013 Torus Knot Software Ltd
00008 
00009 Permission is hereby granted, free of charge, to any person obtaining a copy
00010 of this software and associated documentation files (the "Software"), to deal
00011 in the Software without restriction, including without limitation the rights
00012 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
00013 copies of the Software, and to permit persons to whom the Software is
00014 furnished to do so, subject to the following conditions:
00015 
00016 The above copyright notice and this permission notice shall be included in
00017 all copies or substantial portions of the Software.
00018 
00019 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
00020 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
00021 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
00022 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
00023 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
00024 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
00025 THE SOFTWARE.
00026 -----------------------------------------------------------------------------
00027 */
00028 
00029 #ifndef __MemoryNedAlloc_H__
00030 #define __MemoryNedAlloc_H__
00031 
00032 #if OGRE_MEMORY_ALLOCATOR == OGRE_MEMORY_ALLOCATOR_NED
00033 
00034 #include "OgreHeaderPrefix.h"
00035 
00036 namespace Ogre
00037 {
00046     class _OgreExport NedAllocImpl
00047     {
00048     public:
00049         static void* allocBytes(size_t count, 
00050             const char* file, int line, const char* func);
00051         static void deallocBytes(void* ptr);
00052         static void* allocBytesAligned(size_t align, size_t count, 
00053             const char* file, int line, const char* func);
00054         static void deallocBytesAligned(size_t align, void* ptr);
00055 
00056     };
00057 
00066     class _OgreExport NedAllocPolicy
00067     {
00068     public:
00069         static inline void* allocateBytes(size_t count, 
00070             const char* file = 0, int line = 0, const char* func = 0)
00071         {
00072             return NedAllocImpl::allocBytes(count, file, line, func);
00073         }
00074         static inline void deallocateBytes(void* ptr)
00075         {
00076             NedAllocImpl::deallocBytes(ptr);
00077         }
00079         static inline size_t getMaxAllocationSize()
00080         {
00081             return std::numeric_limits<size_t>::max();
00082         }
00083     private:
00084         // No instantiation
00085         NedAllocPolicy()
00086         { }
00087     };
00088 
00089 
00102     template <size_t Alignment = 0>
00103     class NedAlignedAllocPolicy
00104     {
00105     public:
00106         // compile-time check alignment is available.
00107         typedef int IsValidAlignment
00108             [Alignment <= 128 && ((Alignment & (Alignment-1)) == 0) ? +1 : -1];
00109 
00110         static inline void* allocateBytes(size_t count, 
00111             const char* file = 0, int line = 0, const char* func = 0)
00112         {
00113             return NedAllocImpl::allocBytesAligned(Alignment, count, file, line, func);
00114         }
00115 
00116         static inline void deallocateBytes(void* ptr)
00117         {
00118             NedAllocImpl::deallocBytesAligned(Alignment, ptr);
00119         }
00120 
00122         static inline size_t getMaxAllocationSize()
00123         {
00124             return std::numeric_limits<size_t>::max();
00125         }
00126     private:
00127         // no instantiation allowed
00128         NedAlignedAllocPolicy()
00129         { }
00130     };
00131 
00132 
00133 
00137 }// namespace Ogre
00138 
00139 #endif 
00140 
00141 #include "OgreHeaderSuffix.h"
00142 
00143 #endif // __MemoryNedAlloc_H__
00144 

Copyright © 2012 Torus Knot Software Ltd
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This work is licensed under a Creative Commons Attribution-ShareAlike 3.0 Unported License.
Last modified Mon Jul 27 2020 13:40:44