Snake Shots

/* MATH ALERT */

task snake(shot, amplitude, frequency) {
	let t = 0;
	let a = amplitude;
	let b = 360 * frequency;
	let br = 2 * pi * frequency; // THE ONE TIME WHEN I WANT RADIANS
	let angle = ObjMove_GetAngle(shot);
	let x = 0;
	while (!Obj_IsDeleted(shot)) {
		let slope = a * br * cos(b * x);
		let theta = atan(slope);
		ObjMove_SetAngle(shot, angle + theta);
		x += cos(theta);
		t++;
		yield;
	}
}