shader_type canvas_item;

uniform vec2 speed = vec2(0.0, 0.0);
uniform vec2 ammount = vec2(0.0, 0.0);
uniform vec2 offset = vec2(0.0, 0.0);

void vertex() {
	VERTEX += vec2(sin(TIME * speed.x), sin(TIME * speed.y)) * ammount + offset;
}