{fields:[{name:color,type:arc.graphics.Color,size:-1},{name:lifetime,type:float,size:4},{name:offsetX,type:float,size:4},{name:offsetY,type:float,size:4},{name:rotation,type:float,size:4},{name:time,type:float,size:4},{name:x,type:float,size:4},{name:y,type:float,size:4}]}