cleaned up and modernized gridbeam.scad, stubbed a few new functions
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Timothy Schmidt
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166
gridbeam.scad
Normal file → Executable file
166
gridbeam.scad
Normal file → Executable file
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@ -1,105 +1,187 @@
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/*
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* OpenSCAD GridBeam Library (www.openscad.org)
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* Copyright (C) 2009 Timothy Schmidt
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*
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* License: LGPL 2.1 or later
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/*********************************
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* OpenSCAD GridBeam Library *
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* (c) Timothy Schmidt 2013 *
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* http://www.github.com/gridbeam *
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* License: LGPL 2.1 or later *
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*********************************/
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/* Todo:
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- implement "dxf" mode
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*/
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// zBeam(segments) - create a vertical gridbeam strut 'segments' long
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// xBeam(segments) - create a horizontal gridbeam strut along the X axis
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// yBeam(segments) - create a horizontal gridbeam strut along the Y axis
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// zBolt(segments) - create a bolt 'segments' in length
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// xBolt(segments)
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// yBolt(segments)
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// topShelf(width, depth, corners) - create a shelf suitable for use in gridbeam structures width and depth in 'segments', corners == 1 notches corners
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// bottomShelf(width, depth, corners) - like topShelf, but aligns shelf to underside of beams
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// backBoard(width, height, corners) - create a backing board suitable for use in gridbeam structures width and height in 'segments', corners == 1 notches corners
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// frontBoard(width, height, corners) - like backBoard, but aligns board to front side of beams
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// translateBeam([x, y, z]) - translate gridbeam struts or shelves in X, Y, or Z axes in units 'segments'
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include <units.scad>
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// To render the DXF file from the command line:
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// openscad -x connector.dxf -D'mode="dxf"' connector.scad
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mode = "model";
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//mode = "dxf";
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$beam_width = inch * 1.5;
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$beam_hole_radius = inch * 5/16;
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$beam_is_hollow = 1;
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$beam_wall_thickness = inch * 1/8;
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$beam_shelf_thickness = inch * 1/4;
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include <MCAD/units.scad>
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beam_width = inch * 1.5;
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beam_hole_radius = inch * 5/16;
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beam_is_hollow = 1;
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beam_wall_thickness = inch * 1/8;
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beam_shelf_thickness = inch * 1/4;
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module zBeam(segments) {
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if (mode == "model") {
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difference() {
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cube([$beam_width, $beam_width, $beam_width * segments]);
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cube([beam_width, beam_width, beam_width * segments]);
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for(i = [0 : segments - 1]) {
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translate([$beam_width / 2, $beam_width + 1, $beam_width * i + $beam_width / 2])
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translate([beam_width / 2, beam_width + 1, beam_width * i + beam_width / 2])
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rotate([90,0,0])
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cylinder(r=$beam_hole_radius, h=$beam_width + 2);
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cylinder(r=beam_hole_radius, h=beam_width + 2);
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translate([-1, $beam_width / 2, $beam_width * i + $beam_width / 2])
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translate([-1, beam_width / 2, beam_width * i + beam_width / 2])
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rotate([0,90,0])
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cylinder(r=$beam_hole_radius, h=$beam_width + 2);
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}
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if ($beam_is_hollow == 1) {
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translate([$beam_wall_thickness, $beam_wall_thickness, -1])
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cube([$beam_width - $beam_wall_thickness * 2, $beam_width - $beam_wall_thickness * 2, $beam_width * segments + 2]);
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cylinder(r=beam_hole_radius, h=beam_width + 2);
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}
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if (beam_is_hollow == 1) {
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translate([beam_wall_thickness, beam_wall_thickness, -1])
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cube([beam_width - beam_wall_thickness * 2, beam_width - beam_wall_thickness * 2, beam_width * segments + 2]);
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}
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}
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}
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if (mode == "dxf") {
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}
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}
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module xBeam(segments) {
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translate([0,0,$beam_width])
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if (mode == "model") {
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translate([0,0,beam_width])
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rotate([0,90,0])
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zBeam(segments);
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}
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if (mode == "dxf") {
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}
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}
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module yBeam(segments) {
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translate([0,0,$beam_width])
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if (mode == "model") {
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translate([0,0,beam_width])
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rotate([-90,0,0])
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zBeam(segments);
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}
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if (mode == "dxf") {
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}
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}
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module zBolt(segments) {
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if (mode == "model") {
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}
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if (mode == "dxf") {
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}
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}
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module xBolt(segments) {
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if (mode == "model") {
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}
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if (mode == "dxf") {
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}
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}
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module yBolt(segments) {
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if (mode == "model") {
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}
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if (mode == "dxf") {
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}
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}
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module translateBeam(v) {
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for (i = [0 : $children - 1]) {
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translate(v * $beam_width) child(i);
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translate(v * beam_width) child(i);
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}
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}
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module topShelf(width, depth, corners) {
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if (mode == "model") {
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difference() {
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cube([width * $beam_width, depth * $beam_width, $beam_shelf_thickness]);
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cube([width * beam_width, depth * beam_width, beam_shelf_thickness]);
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if (corners == 1) {
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translate([-1, -1, -1])
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cube([$beam_width + 2, $beam_width + 2, $beam_shelf_thickness + 2]);
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translate([-1, (depth - 1) * $beam_width, -1])
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cube([$beam_width + 2, $beam_width + 2, $beam_shelf_thickness + 2]);
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translate([(width - 1) * $beam_width, -1, -1])
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cube([$beam_width + 2, $beam_width + 2, $beam_shelf_thickness + 2]);
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translate([(width - 1) * $beam_width, (depth - 1) * $beam_width, -1])
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cube([$beam_width + 2, $beam_width + 2, $beam_shelf_thickness + 2]);
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cube([beam_width + 2, beam_width + 2, beam_shelf_thickness + 2]);
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translate([-1, (depth - 1) * beam_width, -1])
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cube([beam_width + 2, beam_width + 2, beam_shelf_thickness + 2]);
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translate([(width - 1) * beam_width, -1, -1])
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cube([beam_width + 2, beam_width + 2, beam_shelf_thickness + 2]);
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translate([(width - 1) * beam_width, (depth - 1) * beam_width, -1])
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cube([beam_width + 2, beam_width + 2, beam_shelf_thickness + 2]);
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}
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}
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}
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if (mode == "dxf") {
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}
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}
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module bottomShelf(width, depth, corners) {
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translate([0,0,-$beam_shelf_thickness])
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if (mode == "model") {
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translate([0,0,-beam_shelf_thickness])
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topShelf(width, depth, corners);
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}
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if (mode == "dxf") {
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}
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}
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module backBoard(width, height, corners) {
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translate([$beam_width, 0, 0])
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if (mode == "model") {
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translate([beam_width, 0, 0])
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difference() {
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cube([$beam_shelf_thickness, width * $beam_width, height * $beam_width]);
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cube([beam_shelf_thickness, width * beam_width, height * beam_width]);
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if (corners == 1) {
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translate([-1, -1, -1])
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cube([$beam_shelf_thickness + 2, $beam_width + 2, $beam_width + 2]);
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translate([-1, -1, (height - 1) * $beam_width])
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cube([$beam_shelf_thickness + 2, $beam_width + 2, $beam_width + 2]);
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translate([-1, (width - 1) * $beam_width, -1])
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cube([$beam_shelf_thickness + 2, $beam_width + 2, $beam_width + 2]);
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translate([-1, (width - 1) * $beam_width, (height - 1) * $beam_width])
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cube([$beam_shelf_thickness + 2, $beam_width + 2, $beam_width + 2]);
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cube([beam_shelf_thickness + 2, beam_width + 2, beam_width + 2]);
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translate([-1, -1, (height - 1) * beam_width])
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cube([beam_shelf_thickness + 2, beam_width + 2, beam_width + 2]);
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translate([-1, (width - 1) * beam_width, -1])
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cube([beam_shelf_thickness + 2, beam_width + 2, beam_width + 2]);
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translate([-1, (width - 1) * beam_width, (height - 1) * beam_width])
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cube([beam_shelf_thickness + 2, beam_width + 2, beam_width + 2]);
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}
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}
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}
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if (mode == "dxf") {
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}
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}
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module frontBoard(width, height, corners) {
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translate([-$beam_width - $beam_shelf_thickness, 0, 0])
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if (mode == "model") {
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translate([-beam_width - beam_shelf_thickness, 0, 0])
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backBoard(width, height, corners);
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}
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if (mode == "dxf") {
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}
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}
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