joegaffey’s gists

joegaffey / box2d_install.sh

Created November 22, 2024 23:02

box2d install Chromebook

	sudo apt install libegl1-mesa-dev libwayland-dev libxkbcommon-dev wayland-protocols
	git clone https://github.com/erincatto/box2d.git
	cd box2d
	./build.sh

joegaffey / script.js

Created August 27, 2023 17:46

Translate Three.js rotation to canvas rotation coordinates

	// Set up the Three.js scene
	const scene = new THREE.Scene();

	const camera = new THREE.PerspectiveCamera(50, window.innerWidth / window.innerHeight, 1, 10000);
	camera.position.z = camera.position.y = 500;
	scene.add(camera);

	const geometry = new THREE.CubeGeometry(200, 200, 200);
	const material = new THREE.MeshNormalMaterial();

joegaffey / rc_sim_controller.csv

Last active November 29, 2024 20:49

Project case for RC sim controller

We can make this file beautiful and searchable if this error is corrected: It looks like row 3 should actually have 1 column, instead of 11 in line 2.

	# View in 3table
	# https://3table.glitch.me/
	cube, model, 2.5, 0.18, 8, 0, 9, -100, 0, 0, 0
	cube, lid, 2.6, 0.18, 8, 0, 310, -100, 0, 0, 0
	cube, model, 0.18, 3, 8, 120, 150, -100, 0, 0, 0
	cube, model, 0.18, 3, 8, -120, 150, -100, 0, 0, 0
	#1689515232568, model, 18, 20, 20, 0, 140, -300, -90, 0, 0
	#1689515223617, model, 10, 10, 10, 0, 60, 120, 0, 90, 0
	cylinder, model, 0.3, 2, 0.3, -108, 100, 0, 0, 0, 0
	cylinder, model, 0.3, 2, 0.3, 108, 100, 0, 0, 0, 0

joegaffey / rc_controller.ino

Last active July 10, 2023 22:41

Basic Arduino script to convert an RC controller/receiver to a joystick.

	#include <Joystick.h>

	#define ThrottlePin 2
	#define SteeringPin 3

	int ThrottleValue;
	int SteeringValue;

	Joystick_ Joystick;

joegaffey / profile_cube.csv

Last active July 10, 2023 19:45

Profile cube 3D model for 3table

We can make this file beautiful and searchable if this error is corrected: It looks like row 4 should actually have 1 column, instead of 11 in line 3.

	# View in 3table
	# https://3table.glitch.me/
	# https://3table.glitch.me/#url=https://gist.githubusercontent.com/joegaffey/aacfd2438b83411e38bdff322aeeac72/raw/958e71de02b2c9eedada7d330a2c3269f55a4841/profile_cube.csv
	4040, side, 1, 1, 5, 230, 0, -250, 0, 0, 0
	4040, side, 1, 1, 5, -230, 0, -250, 0, 0, 0
	4040, side, 1, 1, 4.2, 210, 0, -230, 0, -90, 0
	4040, side, 1, 1, 4.2, 210, 0, 230, 0, -90, 0
	c4040, side, 1, 1, 1, -210, 20, -210, 90, 0, 0
	c4040, side, 1, 1, 1, 210, -20, -210, 90, 180, 0
	c4040, side, 1, 1, 1, -210, -20, 210, -90, 0, 0

joegaffey / rss.js

Last active January 25, 2023 15:45

Render items from an RSS feed into a web page.

	const LOCAL_FEED_URL = `./feed.rss`;
	const FEED_ERROR_TXT = `Feed unavailble, check back later`;

	const postsEl = document.querySelector('.posts');

	function showRSS(RSS_URL) {
	fetch(RSS_URL)
	.then((response) => {
	if (response.ok) { return response.text(); }
	else throw new Error('Something went wrong'); })

joegaffey / Capture canvas image in devtools

Created March 28, 2021 11:58

	let html = "<img src='"+temp1.toDataURL()+"' alt='from canvas'/>";
	let tab = window.open();
	tab.document.write(html);

joegaffey / index.html

Last active July 10, 2023 19:47

Basic annotation UI// source https://jsbin.com/xogegejowe

	<!DOCTYPE html>
	<html>
	<head>
	<meta name="description" content="Basic annotation UI">
	<meta charset="utf-8">
	<meta name="viewport" content="width=device-width">
	<p>
	I will arise and go now, and go to Innisfree,
	And a small cabin build there, of clay and wattles made;
	Nine bean-rows will I have there, a hive for the honey-bee,

joegaffey / gamepad.ino

Created August 11, 2018 20:46

	// Simple gamepad example that demonstraits how to read five Arduino
	// digital pins and map them to the Arduino Joystick library.
	//
	// The digital pins are grounded when they are pressed.
	//
	// NOTE: This sketch file is for use with Arduino Leonardo and
	// Arduino Micro only.
	//
	// Modified version of original code by Matthew Heironimus
	// 2018-08-11

joegaffey / scraper.js

Created July 25, 2018 10:55

Simple scraper snippet. Paste it into the console of a page with a list of links where you want to pull specific items from each link. Change selector consts according to your needs.

	const linksSelector = '.link-selector';
	const itemSelectors = ['.item1', '.item1', '.item1'];

	const anchors = document.querySelectorAll(linksSelector);
	const links = [];
	anchors.forEach((anchor) => { links.push(anchor.href) });

	const results = [];

	links.forEach((link) => {

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