利用簡單的矩形跟線條
排列出斑馬線跟路燈的意象
size 400 400
paper 100
repeat a 0 75
{
pen 0
line 10 a 20 a
line 30 (210-a) 40 (210-a)
line 50 (350-a) 60 (350-a)
line 70 (400-a) 80 (400-a)
}
repeat b 0 100
{
line 100 (250-b) 110 (250-b)
line 130 (300-b) 140 (300-b)
line 160 (350-b) 170 (350-b)
line 190 (400-b) 200 (400-b)
}
repeat c 0 40
{
line 250 (25+c) 260 (25+c)
line 280 (80+c) 290 (80+c)
line 310 (125+c) 320 (125+c)
line 340 (200+c) 350 (200+c)
line 370 (250+c) 380 (250+c)
}
repeat d 0 10
{
line d 25 d 35
line d 50 d 60
line d 75 d 85
line d 100 d 110
line (10+d) 110 (10+d) 120
line (30+d) 110 (30+d) 120
line (30+d) 225 (30+d) 235
line (30+d) 255 (30+d) 265
line (50+d) 255 (50+d) 265
line (50+d) 360 (50+d) 370
line (50+d) 390 (50+d) 400
line (70+d) 310 (70+d) 300
line (70+d) 280 (70+d) 270
line (70+d) 250 (70+d) 240
line (70+d) 220 (70+d) 210
line (70+d) 190 (70+d) 180
line (70+d) 160 (70+d) 150
line (70+d) 130 (70+d) 120
line (100+d) 130 (100+d) 120
line (130+d) 130 (130+d) 120
line (160+d) 130 (160+d) 120
line (220+d) 130 (220+d) 120
line (250+d) 130 (250+d) 120
line (190+d) 280 (190+d) 270
line (190+d) 250 (190+d) 240
line (190+d) 220 (190+d) 210
line (190+d) 190 (190+d) 180
line (190+d) 160 (190+d) 150
line (190+d) 130 (190+d) 120
line (190+d) 100 (190+d) 90
line (190+d) 70 (190+d) 60
line (190+d) 40 (190+d) 30
line (190+d) 10 (190+d) 0
line (40+d) 75 (40+d) 85
line (30+d) 50 (30+d) 60
}
repeat e 0 20
{
line (260+e) 200 (270+e) 190
line (300+e) 280 (290+e) 290
line (320+e) 375 (330+e) 365
}
line 290 120 290 190
line 320 165 320 280
line 350 240 350 365
repeat f 0 10
{
line (220+f) 10 (220+f) 0
line (250+f) 10 (250+f) 0
line (280+f) 10 (280+f) 0
line (310+f) 10 (310+f) 0
line (340+f) 10 (340+f) 0
line (370+f) 10 (370+f) 0
line (390+f) 10 (390+f) 0
}
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