pexavc’s gists

pexavc / marbler.html

Last active February 2, 2022 08:12

Test webGL shaders from a single html file using GLSL Canvas. Enter the raw shader code into the text box and click submit. A super light-weight alternative to shader toy.

	<!DOCTYPE html>
	<html>
	<head>
	<meta property="og:image" content="https://gateway.ipfs.io/ipfs/QmQt9J74g3daLLG12nTH4VpUMst3Y51uCcSYCgkWbyppSA" /><meta name="description" content="Lightweight shader toy."><title>Marble Shader Toy</title>
	<meta name="viewport" content="width=device-width">
	<meta name="keywords" content="shader, generator">
	<meta content="text/html;charset=utf-8" http-equiv="Content-Type">
	<meta content="utf-8" http-equiv="encoding">
	<style>
	@import url('https://fonts.googleapis.com/css2?family=Courier+Prime:wght@400&display=swap');

pexavc / understandingShaders_simplex_noise.txt

Last active February 2, 2022 08:24

[ Understanding Shaders ] // :: Simplex Noise

	vec2 hash( vec2 p ) // replace this by something better
	{
	p = vec2( dot(p,vec2(127.1,311.7)), dot(p,vec2(269.5,183.3)) );
	return -1.0 + 2.0fract(sin(p)43758.5453123);
	}

	float noise( in vec2 p )
	{
	const float K1 = 0.366025404; // (sqrt(3)-1)/2;
	const float K2 = 0.211324865; // (3-sqrt(3))/6;

pexavc / TableView.swift

Created May 3, 2023 00:26

Basic TableView starter implementation w/ resultBuilder in SwiftUI

	//
	// TableView.swift
	// Stoic
	//
	// Created by PEXAVC on 5/2/23.
	//

	/* Basic TableView starter implementation w/ resultBuilder

	Example Usage:

pexavc / markdown.min.js

Created July 22, 2023 17:58

Rehosting markdown.min.js

This file has been truncated, but you can view the full file.

	/! @wcj/markdown-to-html v2.2.1 \| MIT © 2022 kenny wang <[email protected]> (https://github.com/jaywcjlove) https://github.com/jaywcjlove/markdown-to-html /
	!function(e,t){"object"==typeof exports&&"undefined"!=typeof module?t(exports):"function"==typeof define&&define.amd?define(["exports"],t):t((e="undefined"!=typeof globalThis?globalThis:e\|\|self).markdown={})}(this,(function(e){"use strict";
	/*!
	* Determine if an object is a Buffer
	*
	* @author Feross Aboukhadijeh <https://feross.org>
	* @license MIT
	*/var t=function(e){return null!=e&&null!=e.constructor&&"function"==typeof e.constructor.isBuffer&&e.constructor.isBuffer(e)};function n(e){return e&&"object"==typeof e?"position"in e\|\|"type"in e?a(e.position):"start"in e\|\|"end"in e?a(e):"line"in e\|\|"column"in e?r(e):"":""}function r(e){return i(e&&e.line)+":"+i(e&&e.column)}function a(e){return r(e&&e.start)+"-"+r(e&&e.end)}function i(e){return e&&"number"==typeof e?e:1}class o extends Error{constructor(e,t,r){const a=[null,null];let i={start:

pexavc / Pager.swift

Created July 26, 2023 03:10

Simply Paging Manager/UI for an infinite scrolling feed.

pexavc / SearchConductor.swift

Created July 26, 2023 03:13

Simple Search Query Debouncer

	import Foundation
	import SwiftUI
	import Combine

	class SearchConductor: ObservableObject {
	var searchTimer: Timer? = nil
	private var task: Task<Void, Error>? = nil

	@Published var query: String
	@Published var isEditing: Bool = false

pexavc / CustomMacTextView.swift

Created August 18, 2023 15:06 — forked from antingle/CustomMacTextView.swift

CustomMacTextView - A simple NSScrollView wrapped by SwiftUI with placeholder text

	//
	// CustomMacTextView.swift
	//
	// MacEditorv2 Created by Marc Maset - 2021
	// Changes inspired from MacEditorTextView by Thiago Holanda
	//
	// Modified by Anthony Ingle - 2022
	//

	import SwiftUI

pexavc / PausableSinkSubscriber.swift

Last active September 6, 2023 20:54

Slightly Modified version of: https://forums.swift.org/t/how-to-pause-and-resume-a-combine-publisher/57919

	import Foundation
	import Combine


	extension Publisher {
	func pausableSink(
	receiveValue: @escaping (Output) -> Void,
	receiveCompletion: @escaping (Subscribers.Completion<Failure>) -> Void
	) -> PausableSinkSubscriber<Output, Failure> {
	let subscriber = PausableSinkSubscriber<Output, Failure>(

PEXAVC pexavc