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authorErwin Coumans <blender@erwincoumans.com>2006-12-12 06:08:15 +0300
committerErwin Coumans <blender@erwincoumans.com>2006-12-12 06:08:15 +0300
commit9a169f26333141b1f9e0ef4609c7ef3dba2f5835 (patch)
tree3c5ca488888a6befac6fe29e596d64115a4584ea /extern/bullet2/src/LinearMath/btAlignedAllocator.h
parent237e7417e733f6942068131a612acb495a6742cf (diff)
added some new Bullet files, and upgraded to latest Bullet 2.x
Please make sure to have extern/bullet/src/LinearMath/btAlignedAllocator.cpp in your build, if you add the files by name, instead of wildcard *.cpp
Diffstat (limited to 'extern/bullet2/src/LinearMath/btAlignedAllocator.h')
-rw-r--r--extern/bullet2/src/LinearMath/btAlignedAllocator.h77
1 files changed, 77 insertions, 0 deletions
diff --git a/extern/bullet2/src/LinearMath/btAlignedAllocator.h b/extern/bullet2/src/LinearMath/btAlignedAllocator.h
new file mode 100644
index 00000000000..159399ce7d4
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+++ b/extern/bullet2/src/LinearMath/btAlignedAllocator.h
@@ -0,0 +1,77 @@
+/*
+Bullet Continuous Collision Detection and Physics Library
+Copyright (c) 2003-2006 Erwin Coumans http://continuousphysics.com/Bullet/
+
+This software is provided 'as-is', without any express or implied warranty.
+In no event will the authors be held liable for any damages arising from the use of this software.
+Permission is granted to anyone to use this software for any purpose,
+including commercial applications, and to alter it and redistribute it freely,
+subject to the following restrictions:
+
+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.
+2. Altered source versions must be plainly marked as such, and must not be misrepresented as being the original software.
+3. This notice may not be removed or altered from any source distribution.
+*/
+
+#ifndef BT_ALIGNED_ALLOCATOR
+#define BT_ALIGNED_ALLOCATOR
+
+///we probably replace this with our own aligned memory allocator
+///so we replace _aligned_malloc and _aligned_free with our own
+///that is better portable and more predictable
+
+#include "btScalar.h"
+
+void* btAlignedAlloc (int size, int alignment);
+
+void btAlignedFree (void* ptr);
+
+
+typedef int size_type;
+
+
+template < typename T , unsigned Alignment >
+class btAlignedAllocator {
+
+ typedef btAlignedAllocator< T , Alignment > self_type;
+
+public:
+ //just going down a list:
+ btAlignedAllocator() {}
+
+ btAlignedAllocator( const self_type & ) {}
+
+ template < typename Other >
+ btAlignedAllocator( const btAlignedAllocator< Other , Alignment > & ) {}
+
+ typedef const T* const_pointer;
+ typedef const T& const_reference;
+ typedef T* pointer;
+ typedef T& reference;
+ typedef T value_type;
+
+ pointer address ( reference ref ) const { return &ref; }
+ const_pointer address ( const_reference ref ) const { return &ref; }
+ pointer allocate ( size_type n , const_pointer * hint = 0 ) {
+ return reinterpret_cast< pointer >(btAlignedAlloc( sizeof(value_type) * n , Alignment ));
+ }
+ void construct ( pointer ptr , const value_type & value ) { new (ptr) value_type( value ); }
+ void deallocate( pointer ptr ) {
+ btAlignedFree( reinterpret_cast< void * >( ptr ) );
+ }
+ void destroy ( pointer ptr ) { ptr->~value_type(); }
+
+
+ template < typename O > struct rebind {
+ typedef btAlignedAllocator< O , Alignment > other;
+ };
+ template < typename O >
+ self_type & operator=( const btAlignedAllocator< O , Alignment > & ) { return *this; }
+
+ friend bool operator==( const self_type & , const self_type & ) { return true; }
+};
+
+
+
+#endif //BT_ALIGNED_ALLOCATOR
+