MATLAB fill([-2,15,15,-2],[-2,-2,15,15],[0.5,0.

MATLAB fill([-2,15,15,-2],[-2,-2,15,15],[0.5,0.2,0.3]),中[0.5,0.2,0.3]是什么意思

MATLAB fill([-2,15,15,-2],[-2,-2,15,15],[0.5,0.2,0.3])中[0.5,0.2,0.3]的意思是图形指定填充色的数值。执行该语句的效果。