al_lock_bitmap_region_blocked3alleg5
Allegro 5 api
Usage
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#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)
Overview
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.
Since
5.1.9
Releases
5 releases since Debian 9 (Stretch); the text changed 4 times.