man pivot_scaled_sprite (3): Rotates and stretches a sprite around a specified point. Allegro game programming library.

pivot_scaled_sprite(3) Rotates and stretches a sprite around a specified point. Allegro game programming library.

SYNOPSIS

#include <allegro.h>

void pivot_scaled_sprite(BITMAP *bmp, BITMAP *sprite, int x, int y, int cx, int cy, fixed angle, fixed scale);

Like rotate_scaled_sprite(), but aligns the point in the sprite given by (cx, cy) to (x, y) in the bitmap, then rotates and scales around this point.