Alle Gists von evert

evert / cubic-bezier-editor.ts

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Zuletzt aktiv 3 months ago

1	type ChangeListener = (x1: number, y1: number, x2: number, y2: number) => void;
2	type Point = [number, number];
3	type Quad = [number, number, number, number];
4
5	const POINT_SIZE = 10;
6
7	function toFixedNumber(num: number, digits = 2, base = 10) {
8	const pow = Math.pow(base, digits);
9	return Math.round(num * pow) / pow;
10	}

evert / linear-convert.ts

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Zuletzt aktiv 1 year ago

1	export const linearConvert = (value: number, [oldMin, oldMax]: [number, number], [newMin, newMax]: [number, number]) =>
2	(((value - oldMin) * (newMax - newMin)) / (oldMax - oldMin)) + newMin;

evert / date-diff.ts

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Zuletzt aktiv 1 year ago

1	const calcDateDifference = (
2	start: string \| Date,
3	end: string \| Date,
4	): { year: number; month: number; day: number } => {
5	// Convert to true dates without time
6	let startDate = new Date(new Date(start).toISOString().substring(0, 10));
7	let endDate = new Date(
8	(end ? new Date(end) : new Date()).toISOString().substring(0, 10),
9	);

evert / Dockerfiles

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Zuletzt aktiv 2 years ago

1	###############################
2	# BUILD FOR LOCAL DEVELOPMENT #
3	###############################
4
5	FROM node:18-alpine As development
6
7	# Create app directory
8	WORKDIR /usr/src/app
9
10	# Copy application dependency manifests to the container image.

evert / Sector path SVG generator

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Zuletzt aktiv 2 years ago

1	function getSectorPath(centre, rIn, rOut, startDeg, delta) {
2	const startOut = {
3	x: centre.x + rOut * Math.cos(startDeg),
4	y: centre.y + rOut * Math.sin(startDeg)
5	};
6	const endOut = {
7	x: centre.x + rOut * Math.cos(startDeg + delta),
8	y: centre.y + rOut * Math.sin(startDeg + delta)
9	};
10	const startIn = {

evert / Twitch restream

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Zuletzt aktiv 2 years ago

1	#!/bin/bash
2	STREAM_KEY="<twitch stream key>"
3	SOURCE="https://tv.icynet.eu/live/<channel name>.m3u8"
4	# Choose the server closest to you
5	# https://stream.twitch.tv/ingests/
6	DESTINATION="rtmp://live-hel.twitch.tv/app"
7	#DESTINATION="rtmp://live-arn.twitch.tv/app"
8	#DESTINATION="rtmp://live-osl.twitch.tv/app"
9
10	ffmpeg -re -i "$SOURCE" -c:v copy -c:a aac -ar 44100 -ab 128k -ac 2 -strict -2 -flags +global_header -bsf:a aac_adtstoasc -bufsize 3000k -f flv "$DESTINATION/$STREAM_KEY"

evert / Point-on-sphere

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Zuletzt aktiv 2 years ago

1	// Get angle on circle from mouse position
2	function getAngleOnCircleFromOffsetMouse(evt) {
3	const x = (evt.pageX - element.offset().left);
4	const y = (evt.pageY - element.offset().top);
5
6	// https://math.stackexchange.com/a/127615
7	const center = { x: width / 2, y: width / 2 };
8	const xCenter = (x - center.x);
9	const yCenter = (y - center.y);
10	const circlePoint = {

evert / Voxel mesher

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Zuletzt aktiv 2 years ago

1	function mesh (params) {
2	const dims = params.dims
3	const vertices = []
4	const indices = []
5	const normals = []
6
7	for (let backFace = true, b = false; b !== backFace; backFace = backFace && b, b = !b) {
8	// Sweep over 3-axes
9	for (let d = 0; d < 3; ++d) {
10	let i, j, k, l, w, h, side

evert / TypeScript accurate date difference calculator

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Zuletzt aktiv 2 years ago

1	// https://stackoverflow.com/a/49201872
2	const calcDateDifference = (
3	start: string \| Date,
4	end: string \| Date
5	): { year: number; month: number; day: number } => {
6	// Convert to true dates without time
7	let startDate = new Date(new Date(start).toISOString().substring(0, 10));
8	let endDate = new Date(
9	(end ? new Date(end) : new Date()).toISOString().substring(0, 10)
10	);

evert / Certificate Authority

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Zuletzt aktiv 2 years ago

1	#!/bin/bash
2
3	# Source: https://jamielinux.com/docs/openssl-certificate-authority/index.html
4
5	if [ -z "$1" ]; then
6	echo "=x=> Path for your CA root is required!"
7	exit 1
8	fi
9
10	CA_ROOT=$(realpath "$1")