pivot_scaled_sprite_trans - Rotates and stretches a sprite around a specified
point. Allegro game programming library.
#include <allegro.h>
void pivot_scaled_sprite_trans(BITMAP *bmp, BITMAP *sprite, int
x, int y, int cx, int cy, fixed angle, fixed scale);
Like rotate_scaled_sprite_trans(), but aligns the point in the sprite given by
(cx, cy) to (x, y) in the bitmap, then rotates and scales around this point.
rotate_sprite_trans(3), rotate_scaled_sprite_trans(3),
pivot_sprite_trans(3), pivot_scaled_sprite_v_flip_trans(3)