shader_type canvas_item;

uniform float percentage;

void vertex() {
	// Called for every vertex the material is visible on.
}

void fragment() {
	vec2 coord = UV - .5;
	float angle = atan(coord.x, coord.y);
	
	float draw = float(angle + PI > percentage * TAU);
	COLOR *= 1. - draw;
	
	//COLOR = vec4(angle);
}

//void light() {
//	// Called for every pixel for every light affecting the CanvasItem.
//	// Uncomment to replace the default light processing function with this one.
//}