1al_lock_bitmap_region_blocked(3)              al_lock_bitmap_region_blocked(3)
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NAME

6       al_lock_bitmap_region_blocked - Allegro 5 API
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SYNOPSIS

9              #include <allegro5/allegro.h>
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11              ALLEGRO_LOCKED_REGION *al_lock_bitmap_region_blocked(ALLEGRO_BITMAP *bitmap,
12                 int x_block, int y_block, int width_block, int height_block, int flags)
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DESCRIPTION

15       Like  al_lock_bitmap_blocked(3),  but  allows locking a sub-region, for
16       performance.  Unlike al_lock_bitmap_region(3) the region  specified  in
17       terms of blocks and not pixels.
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SINCE

20       5.1.9
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SEE ALSO

23       al_lock_bitmap_region(3), al_lock_bitmap_blocked(3)
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27Allegro reference manual                      al_lock_bitmap_region_blocked(3)