// beamChain example 1 include function beamPoints(r1,r2,rStart=0,rEnd=0)=[[0,0,rStart],[2,8,0],[5,4,r1],[15,10,r2],[17,2,rEnd]]; linear_extrude(1){ // chained lines by themselves translate(){ radiiPoints=beamPoints(0,0); polygon(polyRound(beamChain(radiiPoints,offset1=0.02, offset2=-0.02),20)); } // Add some radii to the line transitions translate([0,-7,0]){ radiiPoints=beamPoints(2,1); polygon(polyRound(beamChain(radiiPoints,offset1=0.02, offset2=-0.02),20)); } // Give make the lines beams with some thickness translate([0,-7*2,0]){ radiiPoints=beamPoints(2,1); polygon(polyRound(beamChain(radiiPoints,offset1=0.5, offset2=-0.5),20)); } }