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is_inside_bitmap(3alleg4) Allegro manual is_inside_bitmap(3alleg4)

NAME

is_inside_bitmap - Tells if a point is inside a bitmap. Allegro game programming library.

SYNOPSIS

#include <allegro.h>

int is_inside_bitmap(BITMAP *bmp, int x, int y, int clip);

DESCRIPTION

Returns non-zero if point (x, y) lies inside the bitmap. If `clip' is non-zero, the function compares the coordinates with the clipping rectangle, that is it returns non-zero if the point lies inside the clipping rectangle or if clipping is disabled for the bitmap. If `clip' is zero, the function compares the coordinates with the actual dimensions of the bitmap.

SEE ALSO

set_clip_rect(3alleg4), set_clip_state(3alleg4), getpixel(3alleg4)
version 4.4.2 Allegro