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No commits in common. "trunk" and "headband" have entirely different histories.
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@ -44,21 +44,15 @@ include <write/Write.scad>
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* font: the path to a font for Write.scad.
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*/
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/**
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* currently openscad fails to render the original `Ohren_4.stl` outside of the preview mode
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* according to [the wiki](https://en.wikibooks.org/wiki/OpenSCAD_User_Manual/FAQ#Why_is_my_imported_STL_file_appearing_with_F5_but_not_F6?) this is the stls fault
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* using meshlab to run `Filters` -> `Cleaning and Repairing` -> `Remove T-Vertices` by `Edge-Flip` with `Ratio` of `1000000` before importing the stl works but but two errors remain.
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*/
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scale([0.2, 0.2, 0.2]) {
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difference() {
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scale([5, 5, 5]) rotate(45, [0, 0, 1]) bottle_clip(name="c3cat");
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translate([ 15*5, 0*5, 18*5]) rotate(80, [0, 1, 0]) catear();
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translate([-15*5, 0*5, 18*5]) rotate(-80, [0, 1, 0]) catear();
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}
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translate([0, 5*5, 0]) catear();
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rotate(180) translate([0, 5*5, 0]) catear();
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}
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/* currently openscad fails to render `Ohren_4.stl` outside of the preview mode */
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//difference() {
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rotate(45, [0, 0, 1]) bottle_clip(name="c3cat");
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// translate([ 15, 0, 18]) rotate(80, [0, 1, 0]) catear();
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// translate([-15, 0, 18]) rotate(-80, [0, 1, 0]) catear();
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//}
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//
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//translate([0, 5, 0]) catear();
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//rotate(180) translate([0, 5, 0]) catear();
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module bottle_clip(ru=13, rl=17.5, ht=26, width=2.5, name="c3cat", font="write/orbitron.dxf", logo="") {
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@ -122,8 +116,8 @@ module bottle_clip(ru=13, rl=17.5, ht=26, width=2.5, name="c3cat", font="write/o
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module catear() {
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rotate(-90, [0, 0, 1]) union() {
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scale([1, 1 ,1]) translate([0, -85]) import("catear.stl");
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scale([1, -1, 1]) translate([0, -85]) import("catear.stl");
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scale([0.2, 0.2, 0.2]) translate([0, -85]) import("catear.stl");
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scale([0.2, -0.2, 0.2]) translate([0, -85]) import("catear.stl");
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}
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}
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@ -1,75 +1,61 @@
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include <headband.scad>
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use <headband.scad>
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module catear(height, thickness, fractal=0, side_len=30, bend_factor=0.5, stretch_factor=1.2, debug=false) {
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$A=[0, side_len/2];
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$B=[0,-side_len/2];
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$C=[-(side_len/2/sin(120))*1.5*stretch_factor, 0];
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$c=sqrt(pow($A.x-$B.x, 2)+pow($A.y-$B.y, 2));
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$b=sqrt(pow($A.x-$C.x, 2)+pow($A.y-$C.y, 2));
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$a=sqrt(pow($C.x-$B.x, 2)+pow($C.y-$B.y, 2));
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$hc=-$C.x;
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$alpha=asin($hc/$b);
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$beta=$alpha;
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$gamma=180-$alpha-$beta;
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$delta=180*bend_factor;
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$bend_radius=$a/(2*cos(90-$delta/2));
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$bend_offset=$bend_radius*sin(90-$delta/2);
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module catear(height, thickness, fractal=0, side_len=30, bend_factor=0.5, stretch_factor=1.2, debug=false, chamfer=CHAMFER, chamfer_shape=CHAMFER_SHAPE) {
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$A=[0, side_len/2];
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$B=[0,-side_len/2];
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$C=[-(side_len/2/sin(120))*1.5*stretch_factor, 0];
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$c=sqrt(pow($A.x-$B.x, 2)+pow($A.y-$B.y, 2));
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$b=sqrt(pow($A.x-$C.x, 2)+pow($A.y-$C.y, 2));
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$a=sqrt(pow($C.x-$B.x, 2)+pow($C.y-$B.y, 2));
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$hc=-$C.x;
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$alpha=asin($hc/$b);
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$beta=$alpha;
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$gamma=180-$alpha-$beta;
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$delta=180*bend_factor;
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$bend_radius=$a/(2*cos(90-$delta/2));
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$bend_offset=$bend_radius*sin(90-$delta/2);
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translate([0, -$c/2, 0])
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rotate($beta, [0, 0, 1])
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translate([0, $a/2, 0])
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translate([$bend_offset, 0, 0])
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color("#00ffff")
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chamfer(size=chamfer, child_h=height, child_bot=-height/2, shape=chamfer_shape)
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partial_ring(
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part=$delta/360,
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radius=$bend_radius,
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thickness=thickness,
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height=height
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);
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translate([0, $c/2, 0])
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rotate(-$alpha, [0, 0, 1])
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translate([0, -$b/2, 0])
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translate([$bend_offset, 0, 0])
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color("#ff00ff")
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chamfer(size=chamfer, child_h=height, child_bot=-height/2, shape=chamfer_shape)
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partial_ring(
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part=$delta/360,
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radius=$bend_radius,
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thickness=thickness,
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height=height
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);
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translate($A) color("#aaaaaa") cylinder(h=height, d=thickness, center=true);
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translate($B) color("#bbbbbb") cylinder(h=height, d=thickness, center=true);
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translate($C) color("#cccccc")
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chamfer(size=chamfer, child_h=height, child_bot=-height/2, shape=chamfer_shape)
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cylinder(h=height, d=thickness, center=true);
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if (debug) {
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echo("A", $A, "a", $a, "alpha", $alpha);
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echo("B", $B, "b", $b, "beta ", $beta);
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echo("C", $C, "c", $c, "gamma", $gamma);
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echo("bend_factor", bend_factor);
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echo("delta:", $delta);
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echo("bend_radius", $bend_radius);
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echo("bend_offset", $bend_offset);
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color("#000000") cylinder(h=4, d=4);
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translate($C/2) color("red") cube([$hc, thickness, height*1.1], center=true);
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color("red") cube([thickness, $c, height*1.1], center=true);
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color("red") translate([0, $c/2, 0])
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rotate(-$alpha, [0, 0, 1])
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translate([0, -$b/2, 0])
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cube([thickness,$b, height*1.1], center=true);
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color("red") translate([0, -$c/2, 0])
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translate([0, -$c/2, 0])
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rotate($beta, [0, 0, 1])
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translate([0, $a/2, 0])
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cube([thickness, $a, height*1.1], center=true);
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}
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translate([$bend_offset, 0, 0])
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color("#00ffff") partial_ring(
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part=$delta/360,
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radius=$bend_radius,
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thickness=thickness,
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height=height
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);
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translate([0, $c/2, 0])
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rotate(-$alpha, [0, 0, 1])
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translate([0, -$b/2, 0])
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translate([$bend_offset, 0, 0])
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color("#ff00ff") partial_ring(
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part=$delta/360,
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radius=$bend_radius,
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thickness=thickness,
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height=height
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);
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translate($A) color("#aaaaaa") cylinder(h=height, d=thickness, center=true);
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translate($B) color("#bbbbbb") cylinder(h=height, d=thickness, center=true);
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translate($C) color("#cccccc") cylinder(h=height, d=thickness, center=true);
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if (debug) {
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echo("A", $A, "a", $a, "alpha", $alpha);
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echo("B", $B, "b", $b, "beta ", $beta);
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echo("C", $C, "c", $c, "gamma", $gamma);
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echo("bend_factor", bend_factor);
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echo("delta:", $delta);
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echo("bend_radius", $bend_radius);
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echo("bend_offset", $bend_offset);
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color("#000000") cylinder(h=4, d=4);
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translate($C/2) color("red") cube([$hc, thickness, height*1.1], center=true);
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color("red") cube([thickness, $c, height*1.1], center=true);
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color("red")translate([0, $c/2, 0]) rotate(-$alpha, [0, 0, 1]) translate([0, -$b/2, 0]) cube([thickness,$b, height*1.1], center=true);
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color("red")translate([0, -$c/2, 0]) rotate($beta, [0, 0, 1]) translate([0, $a/2, 0]) cube([thickness, $a, height*1.1], center=true);
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}
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}
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module catear_headband(debug=DEBUG, size=SIZE, height=HEIGHT, thickness=THICKNESS, part=PART, stretch_len=STRETCH_LEN, tip_len=TIP_LEN, tip_bend=TIP_BEND, ear_scale=1.5, ear_bend_factor=0.15, ear_stretch_factor=1.2, ear_angle=42, chamfer=CHAMFER, chamfer_shape=CHAMFER_SHAPE) {
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module catear_headband(debug=DEBUG, size=SIZE, height=HEIGHT, thickness=THICKNESS, part=PART, stretch_len=STRETCH_LEN, tip_len=TIP_LEN, tip_bend=TIP_BEND, ear_scale=1.5, ear_bend_factor=0.15, ear_stretch_factor=1.2, ear_angle=42) {
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$a=size/2*ear_scale;
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$delta=2*(acos($a/(size*2))-90);
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@ -83,9 +69,7 @@ module catear_headband(debug=DEBUG, size=SIZE, height=HEIGHT, thickness=THICKNES
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thickness=thickness,
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side_len=size/2*ear_scale,
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bend_factor=ear_bend_factor,
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stretch_factor=ear_stretch_factor,
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chamfer=chamfer,
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chamfer_shape=chamfer_shape
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stretch_factor=ear_stretch_factor
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);
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}
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rotate(-ear_angle, [0, 0, 1]) {
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@ -95,9 +79,7 @@ module catear_headband(debug=DEBUG, size=SIZE, height=HEIGHT, thickness=THICKNES
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thickness=thickness,
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side_len=size/2*ear_scale,
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bend_factor=ear_bend_factor,
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stretch_factor=ear_stretch_factor,
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chamfer=chamfer,
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chamfer_shape=chamfer_shape
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stretch_factor=ear_stretch_factor
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);
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}
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headband(
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@ -1,7 +1,7 @@
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use <catear_headband.scad>
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include <headband.scad>
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module foxear_headband(debug=DEBUG, size=SIZE, height=HEIGHT, thickness=THICKNESS, part=PART, stretch_len=STRETCH_LEN, tip_len=TIP_LEN, tip_bend=TIP_BEND, ear_scale=1.2, ear_bend_factor=0.05, ear_stretch_factor=1.2, ear_angle=30) {
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module foxear_headband(debug=DEBUG, size=SIZE, height=HEIGHT, thickness=THICKNESS, part=PART, stretch_len=STRETCH_LEN, tip_len=TIP_LEN, tip_bend=TIP_BEND, ear_scale=1.2, ear_bend_factor=0.01, ear_stretch_factor=1.2, ear_angle=30) {
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catear_headband(
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debug=debug,
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size=size,
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@ -1,83 +0,0 @@
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/**
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* This requires
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* https://files.printables.com/media/prints/451501/stls/4205518_58958bba-4c36-4995-b4e7-da5abd1ba821/loveboard-cover-r2.stl
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*
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* to be placed under `./stls/LoveBoard-cover-R2.stl` in order to work
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* but it needs a run in meshlabs uniform fcae orientation filter for
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* openscad to be happy with it
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*
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* if rendering is missing the ear infill, `Design` > `Flush Caches`
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* may be required.
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*/
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include <headband.scad>
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use <catear_headband.scad>
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HEIGHT=11;
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THICKNESS=1;
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SIDE_LEN=20;
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BEND_FACTOR=0.15;
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STRETCH_FACTOR=1.2;
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CHAMFER=0;
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CHAMFER_SHAPE="none";
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DEBUG=false;
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FILL=true;
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FILL_HEIGHT_FACTOR=0.9;
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FILL_HEIGHT_FALLOFF_STEP=0;
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FILL_HEIGHT_FALLOFF_FACTOR=0.98;
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FILL_HEIGHT_FALLOFF_EXPONENT_FACTOR=3;
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FILL_STEP=0.5;
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module loveboard_cover_r2_cat() {
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$fn=90;
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union() {
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difference() {
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union() {
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for (i=[-1,1])
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scale([i, 1, 1])
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translate([-23, 23, 5.5])
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rotate(-65) {
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catear(
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height=HEIGHT,
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thickness=THICKNESS,
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side_len=SIDE_LEN,
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bend_factor=BEND_FACTOR,
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stretch_factor=STRETCH_FACTOR,
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debug=DEBUG,
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chamfer=CHAMFER,
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chamfer_shape=CHAMFER_SHAPE
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);
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if (FILL) {
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echo("BEGIN FILL");
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for (i=[FILL_STEP:FILL_STEP:(SIDE_LEN-FILL_STEP)])
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color([0, (256-i*8)/256,0]) {
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fill_height=(
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HEIGHT * FILL_HEIGHT_FACTOR
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* pow(FILL_HEIGHT_FALLOFF_FACTOR,
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(SIDE_LEN-1-i)*FILL_HEIGHT_FALLOFF_EXPONENT_FACTOR)
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- ((SIDE_LEN-1-i)*FILL_HEIGHT_FALLOFF_STEP)
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);
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echo([i, fill_height]);
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translate([0, 0, (fill_height-HEIGHT)/2])
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catear(
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height=fill_height,
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thickness=THICKNESS,
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side_len=i,
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bend_factor=BEND_FACTOR,
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stretch_factor=STRETCH_FACTOR,
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chamfer=0,
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chamfer_shape=CHAMFER_SHAPE
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);
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}
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echo("END FILL");
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}
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}
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}
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scale(0.9999) hull() import("stls/LoveBoard-cover-R2.stl");
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}
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color("red") import("stls/LoveBoard-cover-R2.stl");
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}
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}
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loveboard_cover_r2_cat();
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