David Sharp davidsharp
davidsharp
/ jack-o-lantern-face-bits.scad
Last active
October 26, 2025 15:56
more work, with a vibed spiral function to save my brain
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| // Set a high fidelity for smooth curves (default is 32) | |
| $fn = 64; | |
| // Global radius for the face structure | |
| radius = 50; | |
| module spiral_2d(radius_max = 20, turns = 4, line_width = 2) { | |
| // We sample points densely for a smooth hull | |
| num_segments = turns * $fn; | |
| radius_step = radius_max / num_segments; |
davidsharp
/ jack-o-lantern-mouth-happy-accident.scad
Last active
October 26, 2025 13:35
Trying to update my last script, and this generates an interesting mouth, but doesn't actually do what I want, lol
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| radius = 50; | |
| module smile(){ | |
| difference(){ | |
| translate([0, 0, 0]) | |
| circle(radius); | |
| translate([0, 40, 0]) | |
| circle(radius+15); | |
| } | |
| } |
davidsharp
/ jack-o-lantern-mouth.scad
Last active
October 25, 2025 15:07
A rough little thing for generating rough little jack-o-lantern mouths in openscad
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| radius = 50; | |
| module smile(){ | |
| difference(){ | |
| translate([0, 0, 0]) | |
| circle(radius); | |
| translate([0, 40, 0]) | |
| circle(radius+15); | |
| } | |
| } |
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| body, img, video {filter: invert(100%) hue-rotate(180deg);} |
davidsharp
/ shader-progress.html
Created
May 8, 2024 13:55
pinched a webgl shader example and playing with shaders for use as a progress bar
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| <body bgcolor=black> | |
| <canvas id='canvas1' width='1024' height='720'> | |
| </canvas> | |
| <button onclick="progress=Math.max(0.0,progress-0.1)"><</button> | |
| <button onclick="progress=Math.min(1.0,progress+0.1)">></button> | |
| </body> | |
| <script id="vs" type="x-shader/x-vertex"> | |
| attribute vec3 aPosition; | |
| varying vec3 vPosition; |
davidsharp
/ goofin-w-bangle.js
Last active
January 26, 2024 16:58
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| { // must be inside our own scope here so that when we are unloaded everything disappears | |
| // we also define functions using 'let fn = function() {..}' for the same reason. function decls are global | |
| let drawTimeout; | |
| // Actually draw the watch face | |
| let draw = function() { | |
| var x = g.getWidth() / 2; | |
| var y = g.getHeight() / 2; | |
| g.reset().clearRect(Bangle.appRect); // clear whole background (w/o widgets) | |
| g.setColor(0.2,0.2,1); |
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| const approximate_pi = n => { | |
| let pi = 0 | |
| let denom = 1 | |
| for(let i = 0;i<n;i++){ | |
| pi += (i%2?-4:4)/denom | |
| denom += 2 | |
| } | |
| return pi | |
| } |
davidsharp
/ circDepReplacer.js
Created
November 22, 2023 09:58
A quick little little circular dependancy remover for JSON.stringify
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| function circDepReplacer(k,v){return k&&v==this?null:v} | |
| // used like JSON.stringify(obj,circDepReplacer) | |
| // only replaces references to main object, not sub-objects |
davidsharp
/ bluetooth.10s.sh
Last active
November 12, 2024 17:36
— forked from ieatfood/Connect Airpods.applescript
A xbar/bitbar wrapper around an Applescript to connect bluetooth devices, such as Airpods.
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| #!/bin/bash | |
| function pair(){ | |
| osascript <<'END' | |
| use framework "IOBluetooth" | |
| use scripting additions | |
| set blueToothDevice to "Buds Pro" | |
| on getFirstMatchingDevice(deviceName) |
davidsharp
/ getBytes.js
Created
April 6, 2023 10:36
turns a byte count into an object which can be used to compose KB/MB/GB/TB/PB values
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| const getBytes = (bytes,{unit=null,binary=false,toFixed=1} = {}) => { | |
| const divisor = binary?1024:1000; | |
| let value = bytes; | |
| let sizeLevel=-1; | |
| const sizeArray=['KB','MB','GB','TB','PB']; | |
| if(unit){ | |
| sizeLevel=sizeArray.indexOf(unit); | |
| value=(bytes/Math.pow(divisor,sizeLevel+1)).toFixed(toFixed) | |
| } | |
| else while(value>=divisor){ |
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