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Conditionally rendered pulleys to speed up drawing.

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Martin Budden 2021-01-08 11:33:17 +00:00
parent 16c1eeef27
commit bd4f7b155b
1 changed files with 17 additions and 15 deletions
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32
vitamins/pulley.scad
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@ -108,24 +108,26 @@ module pulley(type) { //! Draw a pulley
cylinder(r = screw_radius(pulley_screw(type)), h = 100);
}
color("silver") {
render() difference() {
rotate_extrude() translate([r1, 0]) {
if(hl)
square([pulley_hub_dia(type) / 2 - r1, hl]);
color(silver) {
render_if(pulley_screw_z(type) < hl)
difference() {
rotate_extrude() translate([r1, 0]) {
if(hl)
square([pulley_hub_dia(type) / 2 - r1, hl]);
for(z = [pulley_hub_length(type), hl + ft + w])
translate([0, z])
square([pulley_flange_dia(type) / 2 - r1, ft]);
for(z = [pulley_hub_length(type), hl + ft + w])
translate([0, z])
square([pulley_flange_dia(type) / 2 - r1, ft]);
}
if(pulley_screw_z(type) < hl)
screw_holes();
}
if(pulley_screw_z(type) < hl)
screw_holes();
}
render() difference() { // T5 pulleys have screw through the teeth
core();
render_if(pulley_type(type)[0] == "T") // T5 pulleys have screw through the teeth
difference() {
core();
if(pulley_screw_z(type) > hl)
screw_holes();
if(pulley_screw_z(type) > hl)
screw_holes();
}
}
}