Provided by: allegro4-doc_188.8.131.52-1_all
bmp_read_line - Direct access bank switching line selection for reading. Allegro game programming library.
#include <allegro.h> unsigned long bmp_read_line(BITMAP *bmp, int line);
Selects the line of a bitmap that you are going to read from.
Returns the address of the selected line for reading.