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openscad
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clarify, simplify 

git-svn-id: http://svn.clifford.at/openscad/trunk@400 b57f626f-c46c-0410-a088-ec61d464b74c
stl_dim
kintel 2010-02-01 04:43:07 +00:00
parent 5dbf13c49f
commit ad427bd869
1 changed files with 28 additions and 38 deletions
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66
libraries/shapes.scad
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@ -71,42 +71,32 @@ module ovalTube(height, rx, ry, wall) {
}
}
module hexagon(height, depth) {
boxWidth = height/1.75;
union() {
box(boxWidth, height, depth);
rotate([0,0,60]) box(boxWidth, height, depth);
rotate([0,0,-60]) box(boxWidth, height, depth);
module hexagon(size, depth) {
boxWidth = size/1.75;
for (r = [-60, 0, 60]) rotate([0,0,r]) cube([boxWidth, size, depth], true);
}
module octagon(size, depth) {
intersection() {
cube([size, size, depth], true);
rotate([0,0,45]) cube([size, size, depth], true);
}
}
module octagon(height, depth) {
module dodecagon(size, depth) {
intersection() {
box(height, height, depth);
rotate([0,0,45]) box(height, height, depth);
hexagon(size, depth);
rotate([0,0,90]) hexagon(size, depth);
}
}
module dodecagon(height, depth) {
intersection() {
hexagon(height, depth);
rotate([0,0,90]) hexagon(height, depth);
}
}
module hexagram(height, depth) {
boxWidth=height/1.75;
intersection() {
box(height, boxWidth, depth);
rotate([0,0,60]) box(height, boxWidth, depth);
}
intersection() {
box(height, boxWidth, depth);
rotate([0,0,-60]) box(height, boxWidth, depth);
}
intersection() {
rotate([0,0,60]) box(height, boxWidth, depth);
rotate([0,0,-60]) box(height, boxWidth, depth);
module hexagram(size, depth) {
boxWidth=size/1.75;
for (v = [[0,1],[0,-1],[1,-1]]) {
intersection() {
rotate([0,0,60*v[0]]) cube([size, boxWidth, depth], true);
rotate([0,0,60*v[1]]) cube([size, boxWidth, depth], true);
}
}
}
@ -129,11 +119,11 @@ module equiTriangle(side, depth) {
}
}
module 12ptStar(height, depth) {
module 12ptStar(size, depth) {
starNum=3;
starAngle=360/starNum;
for (s=[1:starNum]) {
rotate([0, 0, s*starAngle]) box(height, height, depth);
rotate([0, 0, s*starAngle]) box(size, size, depth);
}
}
@ -141,13 +131,13 @@ module 12ptStar(height, depth) {
//MOVES THE ROTATION AXIS OF A BOX FROM ITS CENTER TO THE BOTTOM LEFT CORNER
//FIXME: Why are the dimensions changed?
// why not just translate([0,0,-d/2]) cube([w,h,d]);
module dislocateBox(w,h,d){
translate([w/2,h,0]){
difference(){
box(w, h*2, d+1);
translate([-w,0,0]) box(w, h*2, d+1);
}
}
module dislocateBox(w,h,d) {
translate([w/2,h,0]) {
difference() {
box(w, h*2, d+1);
translate([-w,0,0]) box(w, h*2, d+1);
}
}
}