getColorAt( instanceId, color ) {

		this.validateInstanceId( instanceId );
		return color.fromArray( this._colorsTexture.image.data, instanceId * 4 );

	}
Returns the color of the defined instance.

@param {number} instanceId - The ID of an instance to get the color of.
@param {Color} color - The target object that is used to store the method's result.
@return {Color} The instance's color.