| al_lock_bitmap_region_blocked(3alleg5) | al_lock_bitmap_region_blocked(3alleg5) |
al_lock_bitmap_region_blocked - Allegro 5 API
#include <allegro5/allegro.h>
ALLEGRO_LOCKED_REGION *al_lock_bitmap_region_blocked(ALLEGRO_BITMAP *bitmap,
int x_block, int y_block, int width_block, int height_block, int flags)
Like al_lock_bitmap_blocked(3alleg5), but allows locking a sub-region, for performance. Unlike al_lock_bitmap_region(3alleg5) the region specified in terms of blocks and not pixels.
5.1.9
al_lock_bitmap_region(3alleg5), al_lock_bitmap_blocked(3alleg5)
| Allegro reference manual |