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BackPI=3.14159265*1; KnobMajorRadius = KnobDiameter/2; KnobMinorRadius = KnobDiameter/2 * (1 - TaperPercentage/100); KnobRadius = KnobMinorRadius + (KnobMajorRadius-KnobMinorRadius)/2; KnobCircumference = PI*KnobDiameter; Knurls = round(KnobCircumference/DistanceBetweenKnurls); Divot=CapType; TaperAngle=asin(KnobHeight / (sqrt(pow(KnobHeight, 2) + pow(KnobMajorRadius-KnobMinorRadius,2)))) - 90; if (NotchedShaft==1) { cube([HoleDiameter/2, ShaftDiameter*2, ShaftLength], center=true); } // https://www.elfa.se/Web/Downloads/2e/wa/qmCC56-12EWA.pdf module x4_7seg_14_22mm_display() { cube([50.5, 19.25, thickness]); } module x4_7seg_14_22mm_display() { cube([50.5, 19.25, thickness]); cube([50.5, 19.25, thickness]); } module shape(hsh, ird, ord, fn4, hg) { x0= 0; x1 = hsh > 0 ? Ird : ord; x2 = hsh > 0 ? Ird : ord; x2 = hsh > 0 ? Ord : ird; y0=-0.1; y1=0; y2=abs(hsh); y3=hg-abs(hsh); y4=hg; y5=hg+0.1; if ( hsh >= 0 } module external_direction_indicator() { if(pointy_external_indicator == true } } Clean up code formatting; added a few comics; standardized appending alt/title text under images (extra useful for non-browser users if (preg_match("@.*(