Creation of three-dimensional shapes

TO PLATE PU TRAVEL -32 PDREPEAT 2 [TRAVEL 64 VEER 90 TRAVEL 8 VEER 90]PU TRAVEL 32 PDEND

PLATE Let us combine several PLATEs, shaping a PLANAR.RIBBON:

PLANAR.RIBBON TO PLANAR.RIBBON REPEAT 30 [PLATE MOVE.1]END TO MOVE.1 PU VEER 90TRAVEL 8VEER -90 PDEND

  

CIRCULAR.RIBBON TO CIRCULAR.RIBBONREPEAT 120 [PLATE MOVE.2]END TO MOVE.2 MOVE.1ROLL -3END IF we command PITCH before CIRCULAR.RIBBON, we'll display

this image:

PITCH -30CIRCULAR.RIBBON

 

HELIX TO HELIX REPEAT 30 [PLATE MOVE.3]END TO MOVE.3 MOVE.1PITCH 12END

TO PLATE PU TRAVEL -32 PDREPEAT 2 [TRAVEL 64 VEER 90 TRAVEL 8 VEER 90]PU TRAVEL 32 PDEND

PLATE Let us combine several PLATEs, shaping a PLANAR.RIBBON:

PLANAR.RIBBON TO PLANAR.RIBBON REPEAT 30 [PLATE MOVE.1]END TO MOVE.1 PU VEER 90TRAVEL 8VEER -90 PDEND

Adding to a move procedure ROLL and PITCH of 180 degrees (one half-turns)

Adding two half-turns (a full turn)

MOEBIUS 1

MOEBIUS 2

Adding three half-turns

Adding more half-turns

MOEBIUS 3

MOEBIUS 4

ROLL 45SPIRAL TO SPIRALREPEAT 20 [PITCH -5 TRAVEL 8 PITCH 5 VEER 18]END

ROLL 120LINEAR.SPRING TO LINEAR.SPRINGREPEAT 20 [SPIRAL]END

PITCH -30CIRCULAR.SPRING TO CIRCULAR.SPRINGREPEAT 20 [SPIRAL ROLL 18]END