27 lines
1.6 KiB
OpenSCAD
27 lines
1.6 KiB
OpenSCAD
// Generate a key cap at a specific position in the matrix
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module key(x, y, w=1, h=1, label="", spacing=1, size=3.5) {
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include <key_specs.scad>;
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$fn = 64;
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color("DarkSlateGray") translate([x*key_width + x*padding + margin, y*key_height + y*padding + margin, mat_thickness]) difference() {
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union() {
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hull() {
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translate([key_radius, key_radius, 0]) cylinder(h=key_thickness, r=key_radius);
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translate([key_radius, key_height*h + padding*(h-1) - key_radius, 0]) cylinder(h=key_thickness, r=key_radius);
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translate([key_width*w + padding*(w-1) - key_radius, key_radius, 0]) cylinder(h=key_thickness, r=key_radius);
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translate([key_width*w + padding*(w-1) - key_radius, key_height*h + padding*(h-1) - key_radius, 0]) cylinder(h=key_thickness, r=key_radius);
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}
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}
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// indent instead of dome
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translate([0,0,key_thickness]) hull() {
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translate([1.1, 1.1, 0]) scale([1,1,0.3]) sphere(r=1);
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translate([key_width*w + padding*(w-1) - 1.1, 1.1, 0]) scale([1,1,0.3]) sphere(r=1);
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translate([1.1, key_height*h + padding*(h-1) - 1.1, 0]) scale([1,1,0.3]) sphere(r=1);
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translate([key_width*w + padding*(w-1) - 1.1, key_height*h + padding*(h-1) - 1.1, 0]) scale([1,1,0.3]) sphere(r=1);
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}
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// depth of 0.3mm+
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// Noto Sans Mono:style=Medium
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// subtract label from key cap
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translate([(key_width*w + padding*(w-1))/2 -(0.5/spacing-0.5), (key_height*h + padding*(h-1))/2, key_thickness-0.5]) linear_extrude(height=1) text(label, size=size, font="DejaVu Sans Mono:style=Bold", halign="center", valign="center", spacing=spacing, $fn=64);
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}
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}
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