檢視 $deformboundary 的原始碼

 $deformboundary
 Ndeform
 type1 type2 f1 f2  f3 f4  f5 f6  f7 f8 f9 f10
 type1=1 : rectangular
 f1:xmin
 f2:xmax
 f3:ymin
 f4:ymax
 
 type2=1 :  (f5,f6) is the center point, (f7,f8) is the left new point,  (f7,f8) is the right new point,
    

 
 $deformboundary
 6
 1 1 5.0 15.0 10.0 20.0 10.0 15.0 5.0 20.0 15.0 20.0
 1 2 5.0 15.0 0.0  10.0 10.0 5.0 5.0 0.0 15.0 0.0
 1 3 16.0 20.0 6.0 10.0 18.0 8.0 19.0 6.0 19.0 10.0
 1 4 0.0 4.0 6.0 10.0 3.0 8.0 1.0 6.0 1.0 10.0
 1 5 1.0 5.0 12.0 18.0 3.0 15.0 17.40 6.0 1.0 10.0
 1 6 15.0 19.0 12.0 18.0 17.0 15.0 18.00 6.0 1.0 10.0