charlie roberts charlieroberts

WGSL Noise Algorithms

Good and fast integer hash

// https://www.pcg-random.org/
fn pcg(n: u32) -> u32 {
    var h = n * 747796405u + 2891336453u;
    h = ((h >> ((h >> 28u) + 4u)) ^ h) * 277803737u;
    return (h >> 22u) ^ h;
}

Live Code Learning Resources from Fact Documentary

Music with Tidal Cycles

https://tidalcycles.org/index.php/Tutorial

https://club.tidalcycles.org/

https://www.youtube.com/user/kindohm/playlists

GPU Optimization for GameDev

Graphics Pipeline / GPU Architecture Overview

2011 - A trip through the Graphics Pipeline 2011
2015 - Life of a triangle - NVIDIA's logical pipeline
2015 - Render Hell 2.0
2016 - How bad are small triangles on GPU and why?
2017 - GPU Performance for Game Artists
2019 - Understanding the anatomy of GPUs using Pokémon
2020 - GPU ARCHITECTURE RESOURCES

Hip Hop and Code Handout

Gibber

http://gibber.cc/

Docs

Gibber uses javascript.

Common Options

-#, --progress-bar Make curl display a simple progress bar instead of the more informational standard meter.

-b, --cookie <name=data> Supply cookie with request. If no =, then specifies the cookie file to use (see -c).

-c, --cookie-jar <file name> File to save response cookies to.

	# Configuration for Alacritty, the GPU enhanced terminal emulator.

	# Import additional configuration files
	#
	# Imports are loaded in order, skipping all missing files, with the importing
	# file being loaded last. If a field is already present in a previous import, it
	# will be replaced.
	#
	# All imports must either be absolute paths starting with `/`, or paths relative
	# to the user's home directory starting with `~/`.

	/**
	* Get the caret position in all cases
	*
	* @returns {object} left, top distance in pixels
	*/
	getCaretTopPoint () {
	const sel = document.getSelection()
	const r = sel.getRangeAt(0)
	let rect
	let r2

	#define EPSILON 0.001
	precision mediump float;
	uniform float time;
	uniform vec2 resolution;
	uniform vec2 mouse;
	uniform sampler2D backbuffer;

	vec2 uv2p(vec2 uv) {return ((uvresolution) 2. - resolution) / min(resolution.x, resolution.y);}
	vec2 p2uv(vec2 p) {return ((pmin(resolution.x, resolution.y))+resolution)/(2.resolution);}

	<!doctype html>
	<html>
	<head>
	<!-- npm install mathjs [email protected] -->
	<script src='./node_modules/genish.js/dist/gen.lib.js'></script>
	<script src='./node_modules/mathjs/dist/math.js'></script>
	</head>
	<body></body>
	<script>
	if( typeof OfflineAudioContext === 'undefined' ) window.OfflineAudioContext = webkitOfflineAudioContext