diff options
Diffstat (limited to 'extern/bullet2/src/BulletCollision/Gimpact/gim_memory.h')
| -rw-r--r-- | extern/bullet2/src/BulletCollision/Gimpact/gim_memory.h | 171 |
1 files changed, 79 insertions, 92 deletions
diff --git a/extern/bullet2/src/BulletCollision/Gimpact/gim_memory.h b/extern/bullet2/src/BulletCollision/Gimpact/gim_memory.h index e203888a1e2..fffbfa23d8e 100644 --- a/extern/bullet2/src/BulletCollision/Gimpact/gim_memory.h +++ b/extern/bullet2/src/BulletCollision/Gimpact/gim_memory.h @@ -32,93 +32,84 @@ email: projectileman@yahoo.com ----------------------------------------------------------------------------- */ - #include "gim_math.h" #include <string.h> #ifdef PREFETCH -#include <xmmintrin.h> // for prefetch -#define pfval 64 -#define pfval2 128 +#include <xmmintrin.h> // for prefetch +#define pfval 64 +#define pfval2 128 //! Prefetch 64 -#define pf(_x,_i) _mm_prefetch((void *)(_x + _i + pfval), 0) +#define pf(_x, _i) _mm_prefetch((void *)(_x + _i + pfval), 0) //! Prefetch 128 -#define pf2(_x,_i) _mm_prefetch((void *)(_x + _i + pfval2), 0) +#define pf2(_x, _i) _mm_prefetch((void *)(_x + _i + pfval2), 0) #else //! Prefetch 64 -#define pf(_x,_i) +#define pf(_x, _i) //! Prefetch 128 -#define pf2(_x,_i) +#define pf2(_x, _i) #endif - ///Functions for manip packed arrays of numbers -#define GIM_COPY_ARRAYS(dest_array,source_array,element_count)\ -{\ - for (GUINT _i_=0;_i_<element_count ;++_i_)\ - {\ - dest_array[_i_] = source_array[_i_];\ - }\ -}\ - -#define GIM_COPY_ARRAYS_1(dest_array,source_array,element_count,copy_macro)\ -{\ - for (GUINT _i_=0;_i_<element_count ;++_i_)\ - {\ - copy_macro(dest_array[_i_],source_array[_i_]);\ - }\ -}\ - - -#define GIM_ZERO_ARRAY(array,element_count)\ -{\ - for (GUINT _i_=0;_i_<element_count ;++_i_)\ - {\ - array[_i_] = 0;\ - }\ -}\ - -#define GIM_CONSTANT_ARRAY(array,element_count,constant)\ -{\ - for (GUINT _i_=0;_i_<element_count ;++_i_)\ - {\ - array[_i_] = constant;\ - }\ -}\ - +#define GIM_COPY_ARRAYS(dest_array, source_array, element_count) \ + { \ + for (GUINT _i_ = 0; _i_ < element_count; ++_i_) \ + { \ + dest_array[_i_] = source_array[_i_]; \ + } \ + } + +#define GIM_COPY_ARRAYS_1(dest_array, source_array, element_count, copy_macro) \ + { \ + for (GUINT _i_ = 0; _i_ < element_count; ++_i_) \ + { \ + copy_macro(dest_array[_i_], source_array[_i_]); \ + } \ + } + +#define GIM_ZERO_ARRAY(array, element_count) \ + { \ + for (GUINT _i_ = 0; _i_ < element_count; ++_i_) \ + { \ + array[_i_] = 0; \ + } \ + } + +#define GIM_CONSTANT_ARRAY(array, element_count, constant) \ + { \ + for (GUINT _i_ = 0; _i_ < element_count; ++_i_) \ + { \ + array[_i_] = constant; \ + } \ + } ///Function prototypes to allocate and free memory. -typedef void * gim_alloc_function (size_t size); -typedef void * gim_alloca_function (size_t size);//Allocs on the heap -typedef void * gim_realloc_function (void *ptr, size_t oldsize, size_t newsize); -typedef void gim_free_function (void *ptr); - +typedef void *gim_alloc_function(size_t size); +typedef void *gim_alloca_function(size_t size); //Allocs on the heap +typedef void *gim_realloc_function(void *ptr, size_t oldsize, size_t newsize); +typedef void gim_free_function(void *ptr); ///Memory Function Handlers ///set new memory management functions. if fn is 0, the default handlers are used. -void gim_set_alloc_handler (gim_alloc_function *fn); -void gim_set_alloca_handler (gim_alloca_function *fn); -void gim_set_realloc_handler (gim_realloc_function *fn); -void gim_set_free_handler (gim_free_function *fn); - +void gim_set_alloc_handler(gim_alloc_function *fn); +void gim_set_alloca_handler(gim_alloca_function *fn); +void gim_set_realloc_handler(gim_realloc_function *fn); +void gim_set_free_handler(gim_free_function *fn); ///get current memory management functions. -gim_alloc_function *gim_get_alloc_handler (void); +gim_alloc_function *gim_get_alloc_handler(void); gim_alloca_function *gim_get_alloca_handler(void); -gim_realloc_function *gim_get_realloc_handler (void); -gim_free_function *gim_get_free_handler (void); - +gim_realloc_function *gim_get_realloc_handler(void); +gim_free_function *gim_get_free_handler(void); ///Standar Memory functions -void * gim_alloc(size_t size); -void * gim_alloca(size_t size); -void * gim_realloc(void *ptr, size_t oldsize, size_t newsize); +void *gim_alloc(size_t size); +void *gim_alloca(size_t size); +void *gim_realloc(void *ptr, size_t oldsize, size_t newsize); void gim_free(void *ptr); - - -#if defined (_WIN32) && !defined(__MINGW32__) && !defined(__CYGWIN__) - #define GIM_SIMD_MEMORY 1 +#if defined(_WIN32) && !defined(__MINGW32__) && !defined(__CYGWIN__) +#define GIM_SIMD_MEMORY 1 #endif //! SIMD POINTER INTEGER @@ -126,11 +117,10 @@ void gim_free(void *ptr); //! SIMD INTEGER SIZE #define SIMD_T_SIZE sizeof(SIMD_T) - -inline void gim_simd_memcpy(void * dst, const void * src, size_t copysize) +inline void gim_simd_memcpy(void *dst, const void *src, size_t copysize) { #ifdef GIM_SIMD_MEMORY -/* + /* //'long long int' is incompatible with visual studio 6... //copy words SIMD_T * ui_src_ptr = (SIMD_T *)src; @@ -143,48 +133,45 @@ inline void gim_simd_memcpy(void * dst, const void * src, size_t copysize) if(copysize==0) return; */ - char * c_src_ptr = (char *)src; - char * c_dst_ptr = (char *)dst; - while(copysize>0) - { - *(c_dst_ptr++) = *(c_src_ptr++); - copysize--; - } - return; + char *c_src_ptr = (char *)src; + char *c_dst_ptr = (char *)dst; + while (copysize > 0) + { + *(c_dst_ptr++) = *(c_src_ptr++); + copysize--; + } + return; #else - memcpy(dst,src,copysize); + memcpy(dst, src, copysize); #endif } - - -template<class T> -inline void gim_swap_elements(T* _array,size_t _i,size_t _j) +template <class T> +inline void gim_swap_elements(T *_array, size_t _i, size_t _j) { T _e_tmp_ = _array[_i]; _array[_i] = _array[_j]; _array[_j] = _e_tmp_; } - -template<class T> -inline void gim_swap_elements_memcpy(T* _array,size_t _i,size_t _j) +template <class T> +inline void gim_swap_elements_memcpy(T *_array, size_t _i, size_t _j) { char _e_tmp_[sizeof(T)]; - gim_simd_memcpy(_e_tmp_,&_array[_i],sizeof(T)); - gim_simd_memcpy(&_array[_i],&_array[_j],sizeof(T)); - gim_simd_memcpy(&_array[_j],_e_tmp_,sizeof(T)); + gim_simd_memcpy(_e_tmp_, &_array[_i], sizeof(T)); + gim_simd_memcpy(&_array[_i], &_array[_j], sizeof(T)); + gim_simd_memcpy(&_array[_j], _e_tmp_, sizeof(T)); } template <int SIZE> -inline void gim_swap_elements_ptr(char * _array,size_t _i,size_t _j) +inline void gim_swap_elements_ptr(char *_array, size_t _i, size_t _j) { char _e_tmp_[SIZE]; - _i*=SIZE; - _j*=SIZE; - gim_simd_memcpy(_e_tmp_,_array+_i,SIZE); - gim_simd_memcpy(_array+_i,_array+_j,SIZE); - gim_simd_memcpy(_array+_j,_e_tmp_,SIZE); + _i *= SIZE; + _j *= SIZE; + gim_simd_memcpy(_e_tmp_, _array + _i, SIZE); + gim_simd_memcpy(_array + _i, _array + _j, SIZE); + gim_simd_memcpy(_array + _j, _e_tmp_, SIZE); } -#endif // GIM_MEMORY_H_INCLUDED +#endif // GIM_MEMORY_H_INCLUDED |