Petals

- Set of 7 XLogo patterns

Jewel

From a very simple procedure, a series of 7 flower patterns is produced.

To New
  # set default screen, pen and turtle values
  ResetAll SetScreenSize [400 400] HideTurtle
  SetSC Black SetPC Green SetPS 1 PenUp
End

To Curve
  Repeat 15 [Forward 5 Right 6]
  Make "Col Abs :Col-17     # alternate between colors 2 and 15
  SetPC :Col
  Repeat 15 [Forward 5 Right 6]
End

To Go
  New Make "Col 2
  For [N 1 7] [
    PenUp SetPos [-50 -30] PenDown Wash
    Repeat 8 [Right 45 Repeat :N [Curve Right 90 Wait 5]]
  Wait 128]
End

Remove the wash command for overlaid patterns.

Petals
Petals

Procedures blue
Variables pink
Comments green
Library gray