91 lines
2.6 KiB
OpenSCAD
91 lines
2.6 KiB
OpenSCAD
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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=12;
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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 fs_cover() {
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translate([2.5, 0, 0])
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rotate(180, [0, 0, 1])
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translate([0, 0, 17])
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rotate(90, [1, 0, 0])
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import("stls/fs-cover.stl");
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}
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module fs_cover_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([-13, 4, 5.5])
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rotate(-80) {
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union() 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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union() 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() fs_cover();
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}
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color("red") fs_cover();
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}
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}
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fs_cover_cat();
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