include/atlas.h

   1 #ifndef __ATLAS_H
   2 #define __ATLAS_H
   3
   4 #include <gsToolkit.h>
   5
   6 struct atlas_allocation_t  {
   7         int x, y;
   8         int w, h;
   9
  10         struct atlas_allocation_t *leaf1, *leaf2;
  11 };
  12
  13 typedef struct {
  14         struct atlas_allocation_t *allocation;
  15
  16         GSTEXTURE surface;
  17 } atlas_t;
  18
  19 /** allocates a new atlas. Further settings should be set manually
  20  * on the atlas_t::surface.
  21   */
  22 atlas_t *atlasNew(size_t width, size_t height, u8 psm);
  23
  24 /// Frees the atlas
  25 void atlasFree(atlas_t *atlas);
  26
  27 /** Allocates a place in atlas for the given pixmap data.
  28  * Atlas expects 32bit pixels - all the time
  29  */
  30 struct atlas_allocation_t *atlasPlace(atlas_t *atlas, size_t width,
  31                                                                           size_t height, const void *surface);
  32
  33 #endif