src/lib_gpu.h

   1 #ifndef _LIB_GPU_H_
   2 #define _LIB_GPU_H_
   3
   4 inline unsigned int nextPow2( unsigned int x ) {
   5   --x;
   6   x |= x >> 1;
   7   x |= x >> 2;
   8   x |= x >> 4;
   9   x |= x >> 8;
  10   x |= x >> 16;
  11   return ++x;
  12 }
  13
  14
  15 void cuda_init_img_cumul(unsigned short ** img_in, int H, int L, int nb_nodes,
  16                                                  unsigned short ** d_img, t_cumul_x ** d_img_x, t_cumul_x2 ** d_img_x2,
  17                                                  int ** d_freemanDiDj, int ** d_codeNoeud,
  18                                                  snake_node_gpu ** d_snake, uint32 ** d_nb_pix_max,
  19                                                  uint4 ** d_positions, uint64 ** d_contribs_segments, uint4 ** d_freemans_centres,
  20                                                  int ** d_codes_segments, int64 ** d_stats_snake,
  21                                                  int64 ** d_stats, int64 ** d_stats_ref, double ** d_vrais, double ** d_vrais_snake,
  22                                                  uint2 ** d_liste_pixels, uint64 ** d_contribs_segments_blocs,
  23                                                  bool ** d_move
  24                                                  );
  25
  26 void affiche_snake_gpu(int **image, snake_node_gpu *snake, int nnodes_, int valseg, int valnoeud,
  27                                            uint32 *liste_pixel_segment);
  28
  29 #endif //_LIB_GPU_H_