OpenSCAD CheatSheet v2015.03

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OpenSCAD CheatSheet

 

v2015.03

Syntax

var = value;module name(…) { … }
name();function name(…) = …
name();include <….scad>use <….scad>

2D

circle(radius | d=diameter)square(size,center)square([width,height],center)polygon([points])polygon([points],[paths])text(t, size, font,
     halign, valign, spacing,
     direction, language, script)


3D

sphere(radius | d=diameter)cube(size, center)cube([width,depth,height], center)cylinder(h,r|d,center)cylinder(h,r1|d1,r2|d2,center)polyhedron(points, triangles, convexity)

Transformations

translate([x,y,z])rotate([x,y,z])scale([x,y,z])resize([x,y,z],auto)mirror([x,y,z])multmatrix(m)color("colorname")color([r,g,b,a])offset(r|delta,chamfer)hull()minkowski()

Boolean operations

union()difference()intersection()

Modifier Characters

*

disable

!

show only

#

highlight

%

transparent

Mathematical

abssignsincostanacosasinatanatan2floorroundceillnlenletlogpowsqrtexprandsminmax

Functions

concatlookupstrchrsearchversionversion_numnormcrossparent_module(idx)

Other

echo(…)for (i = [start:end]) { … }for (i = [start:step:end]) { … }for (i = […,…,…]) { … }intersection_for(i = [start:end]) { … }intersection_for(i = [start:step:end]) { … }intersection_for(i = […,…,…]) { … }if (…) { … }assign (…) { … }import("….stl")linear_extrude(height,center,convexity,twist,slices)rotate_extrude(convexity)surface(file = "….dat",center,convexity)projection(cut)render(convexity)children([idx])

List Comprehensions

Generate [ for (i = range|list) i ]Conditions [ for (i = …) if (condition(i)) i ]Assignments [ for (i = …) let (assignments) a ]

Special variables

$fa

minimum angle

$fs

minimum size

$fn

number of fragments

$t

animation step

$vpr

viewport rotation angles in degrees

$vpt

viewport translation

$vpd

viewport camera distance

$children

 number of module children

http://www.openscad.org/cheatsheet/