545 lines
20 KiB
HTML
545 lines
20 KiB
HTML
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<!DOCTYPE html>
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<html xmlns="http://www.w3.org/1999/xhtml" lang="en" xml:lang="en"><head>
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<meta charset="utf-8">
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<meta name="generator" content="quarto-1.7.21">
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<meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=yes">
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<title>About – VIRTUOS WORLD Documentation</title>
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<style>
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code{white-space: pre-wrap;}
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span.smallcaps{font-variant: small-caps;}
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div.columns{display: flex; gap: min(4vw, 1.5em);}
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div.column{flex: auto; overflow-x: auto;}
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div.hanging-indent{margin-left: 1.5em; text-indent: -1.5em;}
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ul.task-list{list-style: none;}
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ul.task-list li input[type="checkbox"] {
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width: 0.8em;
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margin: 0 0.8em 0.2em -1em; /* quarto-specific, see https://github.com/quarto-dev/quarto-cli/issues/4556 */
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vertical-align: middle;
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}
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</style>
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<script src="site_libs/quarto-nav/quarto-nav.js"></script>
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<script src="site_libs/quarto-nav/headroom.min.js"></script>
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<script src="site_libs/clipboard/clipboard.min.js"></script>
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<script src="site_libs/quarto-search/autocomplete.umd.js"></script>
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<script src="site_libs/quarto-search/fuse.min.js"></script>
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<script src="site_libs/quarto-search/quarto-search.js"></script>
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<meta name="quarto:offset" content="./">
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<script src="site_libs/quarto-html/quarto.js" type="module"></script>
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<script src="site_libs/quarto-html/tabsets/tabsets.js" type="module"></script>
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<script src="site_libs/quarto-html/popper.min.js"></script>
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<script src="site_libs/quarto-html/tippy.umd.min.js"></script>
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<script src="site_libs/quarto-html/anchor.min.js"></script>
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<link href="site_libs/quarto-html/tippy.css" rel="stylesheet">
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<link href="site_libs/quarto-html/quarto-syntax-highlighting-b2bd955b7378b94aa8c2ba4fafa553c9.css" rel="stylesheet" id="quarto-text-highlighting-styles">
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<script src="site_libs/bootstrap/bootstrap.min.js"></script>
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<link href="site_libs/bootstrap/bootstrap-icons.css" rel="stylesheet">
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<link href="site_libs/bootstrap/bootstrap-0813dcf0c0fbb2745f2010876f3afe2b.min.css" rel="stylesheet" append-hash="true" id="quarto-bootstrap" data-mode="light">
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<script id="quarto-search-options" type="application/json">{
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"location": "navbar",
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"copy-button": false,
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"collapse-after": 3,
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"panel-placement": "end",
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"type": "overlay",
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"limit": 50,
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"keyboard-shortcut": [
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"f",
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"/",
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"s"
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],
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"show-item-context": false,
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"language": {
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"search-no-results-text": "No results",
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"search-matching-documents-text": "matching documents",
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"search-copy-link-title": "Copy link to search",
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"search-hide-matches-text": "Hide additional matches",
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"search-more-match-text": "more match in this document",
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"search-more-matches-text": "more matches in this document",
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"search-clear-button-title": "Clear",
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"search-text-placeholder": "",
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"search-detached-cancel-button-title": "Cancel",
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"search-submit-button-title": "Submit",
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"search-label": "Search"
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}
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}</script>
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<link rel="stylesheet" href="styles.css">
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</head>
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<body class="nav-fixed quarto-light">
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<div id="quarto-search-results"></div>
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<header id="quarto-header" class="headroom fixed-top">
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<nav class="navbar navbar-expand-lg " data-bs-theme="dark">
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<div class="navbar-container container-fluid">
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<div class="navbar-brand-container mx-auto">
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<a class="navbar-brand" href="./index.html">
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<span class="navbar-title">VIRTUOS WORLD Documentation</span>
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</a>
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</div>
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<div id="quarto-search" class="" title="Search"></div>
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<button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#navbarCollapse" aria-controls="navbarCollapse" role="menu" aria-expanded="false" aria-label="Toggle navigation" onclick="if (window.quartoToggleHeadroom) { window.quartoToggleHeadroom(); }">
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<span class="navbar-toggler-icon"></span>
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</button>
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<div class="collapse navbar-collapse" id="navbarCollapse">
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<ul class="navbar-nav navbar-nav-scroll me-auto">
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<li class="nav-item">
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<a class="nav-link" href="./index.html">
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<span class="menu-text">Home</span></a>
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</li>
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<li class="nav-item">
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<a class="nav-link active" href="./about.html" aria-current="page">
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<span class="menu-text">About</span></a>
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</li>
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</ul>
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</div> <!-- /navcollapse -->
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<div class="quarto-navbar-tools">
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</div>
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</div> <!-- /container-fluid -->
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</nav>
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</header>
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<!-- content -->
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<div id="quarto-content" class="quarto-container page-columns page-rows-contents page-layout-article page-navbar">
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<!-- sidebar -->
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<!-- margin-sidebar -->
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<div id="quarto-margin-sidebar" class="sidebar margin-sidebar zindex-bottom">
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</div>
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<!-- main -->
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<main class="content" id="quarto-document-content">
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<header id="title-block-header" class="quarto-title-block default">
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<div class="quarto-title">
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<h1 class="title">About</h1>
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</div>
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<div class="quarto-title-meta">
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</div>
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</header>
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<p>About this site</p>
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</main> <!-- /main -->
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<script id="quarto-html-after-body" type="application/javascript">
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window.document.addEventListener("DOMContentLoaded", function (event) {
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const icon = "";
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const anchorJS = new window.AnchorJS();
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anchorJS.options = {
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placement: 'right',
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icon: icon
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};
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anchorJS.add('.anchored');
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const isCodeAnnotation = (el) => {
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for (const clz of el.classList) {
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if (clz.startsWith('code-annotation-')) {
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return true;
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}
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}
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return false;
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}
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const onCopySuccess = function(e) {
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// button target
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const button = e.trigger;
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// don't keep focus
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button.blur();
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// flash "checked"
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button.classList.add('code-copy-button-checked');
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var currentTitle = button.getAttribute("title");
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button.setAttribute("title", "Copied!");
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let tooltip;
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if (window.bootstrap) {
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button.setAttribute("data-bs-toggle", "tooltip");
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button.setAttribute("data-bs-placement", "left");
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button.setAttribute("data-bs-title", "Copied!");
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tooltip = new bootstrap.Tooltip(button,
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{ trigger: "manual",
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customClass: "code-copy-button-tooltip",
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offset: [0, -8]});
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tooltip.show();
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}
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setTimeout(function() {
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if (tooltip) {
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tooltip.hide();
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button.removeAttribute("data-bs-title");
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button.removeAttribute("data-bs-toggle");
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button.removeAttribute("data-bs-placement");
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}
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button.setAttribute("title", currentTitle);
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button.classList.remove('code-copy-button-checked');
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}, 1000);
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// clear code selection
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e.clearSelection();
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}
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const getTextToCopy = function(trigger) {
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const codeEl = trigger.previousElementSibling.cloneNode(true);
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for (const childEl of codeEl.children) {
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if (isCodeAnnotation(childEl)) {
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childEl.remove();
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}
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}
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return codeEl.innerText;
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}
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const clipboard = new window.ClipboardJS('.code-copy-button:not([data-in-quarto-modal])', {
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text: getTextToCopy
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});
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clipboard.on('success', onCopySuccess);
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if (window.document.getElementById('quarto-embedded-source-code-modal')) {
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const clipboardModal = new window.ClipboardJS('.code-copy-button[data-in-quarto-modal]', {
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text: getTextToCopy,
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container: window.document.getElementById('quarto-embedded-source-code-modal')
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});
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clipboardModal.on('success', onCopySuccess);
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}
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var localhostRegex = new RegExp(/^(?:http|https):\/\/localhost\:?[0-9]*\//);
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var mailtoRegex = new RegExp(/^mailto:/);
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var filterRegex = new RegExp('/' + window.location.host + '/');
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var isInternal = (href) => {
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return filterRegex.test(href) || localhostRegex.test(href) || mailtoRegex.test(href);
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}
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// Inspect non-navigation links and adorn them if external
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var links = window.document.querySelectorAll('a[href]:not(.nav-link):not(.navbar-brand):not(.toc-action):not(.sidebar-link):not(.sidebar-item-toggle):not(.pagination-link):not(.no-external):not([aria-hidden]):not(.dropdown-item):not(.quarto-navigation-tool):not(.about-link)');
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for (var i=0; i<links.length; i++) {
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const link = links[i];
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if (!isInternal(link.href)) {
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// undo the damage that might have been done by quarto-nav.js in the case of
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// links that we want to consider external
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if (link.dataset.originalHref !== undefined) {
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link.href = link.dataset.originalHref;
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}
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}
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}
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function tippyHover(el, contentFn, onTriggerFn, onUntriggerFn) {
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const config = {
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allowHTML: true,
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maxWidth: 500,
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delay: 100,
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arrow: false,
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appendTo: function(el) {
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return el.parentElement;
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},
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interactive: true,
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interactiveBorder: 10,
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theme: 'quarto',
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placement: 'bottom-start',
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};
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if (contentFn) {
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config.content = contentFn;
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}
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if (onTriggerFn) {
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config.onTrigger = onTriggerFn;
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}
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if (onUntriggerFn) {
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config.onUntrigger = onUntriggerFn;
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}
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window.tippy(el, config);
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}
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const noterefs = window.document.querySelectorAll('a[role="doc-noteref"]');
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for (var i=0; i<noterefs.length; i++) {
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const ref = noterefs[i];
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tippyHover(ref, function() {
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// use id or data attribute instead here
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let href = ref.getAttribute('data-footnote-href') || ref.getAttribute('href');
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try { href = new URL(href).hash; } catch {}
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const id = href.replace(/^#\/?/, "");
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const note = window.document.getElementById(id);
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if (note) {
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return note.innerHTML;
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} else {
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return "";
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}
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});
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}
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const xrefs = window.document.querySelectorAll('a.quarto-xref');
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const processXRef = (id, note) => {
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// Strip column container classes
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const stripColumnClz = (el) => {
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el.classList.remove("page-full", "page-columns");
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if (el.children) {
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for (const child of el.children) {
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stripColumnClz(child);
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}
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}
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}
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stripColumnClz(note)
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if (id === null || id.startsWith('sec-')) {
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// Special case sections, only their first couple elements
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const container = document.createElement("div");
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if (note.children && note.children.length > 2) {
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container.appendChild(note.children[0].cloneNode(true));
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for (let i = 1; i < note.children.length; i++) {
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const child = note.children[i];
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if (child.tagName === "P" && child.innerText === "") {
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continue;
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} else {
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container.appendChild(child.cloneNode(true));
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break;
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}
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}
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if (window.Quarto?.typesetMath) {
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window.Quarto.typesetMath(container);
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}
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return container.innerHTML
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} else {
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if (window.Quarto?.typesetMath) {
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window.Quarto.typesetMath(note);
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}
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return note.innerHTML;
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}
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} else {
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// Remove any anchor links if they are present
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const anchorLink = note.querySelector('a.anchorjs-link');
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if (anchorLink) {
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anchorLink.remove();
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}
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if (window.Quarto?.typesetMath) {
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window.Quarto.typesetMath(note);
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}
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if (note.classList.contains("callout")) {
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return note.outerHTML;
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} else {
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return note.innerHTML;
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}
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}
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}
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for (var i=0; i<xrefs.length; i++) {
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const xref = xrefs[i];
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tippyHover(xref, undefined, function(instance) {
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instance.disable();
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let url = xref.getAttribute('href');
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let hash = undefined;
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if (url.startsWith('#')) {
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hash = url;
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} else {
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try { hash = new URL(url).hash; } catch {}
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}
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if (hash) {
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const id = hash.replace(/^#\/?/, "");
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const note = window.document.getElementById(id);
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|
|
if (note !== null) {
|
|||
|
|
try {
|
|||
|
|
const html = processXRef(id, note.cloneNode(true));
|
|||
|
|
instance.setContent(html);
|
|||
|
|
} finally {
|
|||
|
|
instance.enable();
|
|||
|
|
instance.show();
|
|||
|
|
}
|
|||
|
|
} else {
|
|||
|
|
// See if we can fetch this
|
|||
|
|
fetch(url.split('#')[0])
|
|||
|
|
.then(res => res.text())
|
|||
|
|
.then(html => {
|
|||
|
|
const parser = new DOMParser();
|
|||
|
|
const htmlDoc = parser.parseFromString(html, "text/html");
|
|||
|
|
const note = htmlDoc.getElementById(id);
|
|||
|
|
if (note !== null) {
|
|||
|
|
const html = processXRef(id, note);
|
|||
|
|
instance.setContent(html);
|
|||
|
|
}
|
|||
|
|
}).finally(() => {
|
|||
|
|
instance.enable();
|
|||
|
|
instance.show();
|
|||
|
|
});
|
|||
|
|
}
|
|||
|
|
} else {
|
|||
|
|
// See if we can fetch a full url (with no hash to target)
|
|||
|
|
// This is a special case and we should probably do some content thinning / targeting
|
|||
|
|
fetch(url)
|
|||
|
|
.then(res => res.text())
|
|||
|
|
.then(html => {
|
|||
|
|
const parser = new DOMParser();
|
|||
|
|
const htmlDoc = parser.parseFromString(html, "text/html");
|
|||
|
|
const note = htmlDoc.querySelector('main.content');
|
|||
|
|
if (note !== null) {
|
|||
|
|
// This should only happen for chapter cross references
|
|||
|
|
// (since there is no id in the URL)
|
|||
|
|
// remove the first header
|
|||
|
|
if (note.children.length > 0 && note.children[0].tagName === "HEADER") {
|
|||
|
|
note.children[0].remove();
|
|||
|
|
}
|
|||
|
|
const html = processXRef(null, note);
|
|||
|
|
instance.setContent(html);
|
|||
|
|
}
|
|||
|
|
}).finally(() => {
|
|||
|
|
instance.enable();
|
|||
|
|
instance.show();
|
|||
|
|
});
|
|||
|
|
}
|
|||
|
|
}, function(instance) {
|
|||
|
|
});
|
|||
|
|
}
|
|||
|
|
let selectedAnnoteEl;
|
|||
|
|
const selectorForAnnotation = ( cell, annotation) => {
|
|||
|
|
let cellAttr = 'data-code-cell="' + cell + '"';
|
|||
|
|
let lineAttr = 'data-code-annotation="' + annotation + '"';
|
|||
|
|
const selector = 'span[' + cellAttr + '][' + lineAttr + ']';
|
|||
|
|
return selector;
|
|||
|
|
}
|
|||
|
|
const selectCodeLines = (annoteEl) => {
|
|||
|
|
const doc = window.document;
|
|||
|
|
const targetCell = annoteEl.getAttribute("data-target-cell");
|
|||
|
|
const targetAnnotation = annoteEl.getAttribute("data-target-annotation");
|
|||
|
|
const annoteSpan = window.document.querySelector(selectorForAnnotation(targetCell, targetAnnotation));
|
|||
|
|
const lines = annoteSpan.getAttribute("data-code-lines").split(",");
|
|||
|
|
const lineIds = lines.map((line) => {
|
|||
|
|
return targetCell + "-" + line;
|
|||
|
|
})
|
|||
|
|
let top = null;
|
|||
|
|
let height = null;
|
|||
|
|
let parent = null;
|
|||
|
|
if (lineIds.length > 0) {
|
|||
|
|
//compute the position of the single el (top and bottom and make a div)
|
|||
|
|
const el = window.document.getElementById(lineIds[0]);
|
|||
|
|
top = el.offsetTop;
|
|||
|
|
height = el.offsetHeight;
|
|||
|
|
parent = el.parentElement.parentElement;
|
|||
|
|
if (lineIds.length > 1) {
|
|||
|
|
const lastEl = window.document.getElementById(lineIds[lineIds.length - 1]);
|
|||
|
|
const bottom = lastEl.offsetTop + lastEl.offsetHeight;
|
|||
|
|
height = bottom - top;
|
|||
|
|
}
|
|||
|
|
if (top !== null && height !== null && parent !== null) {
|
|||
|
|
// cook up a div (if necessary) and position it
|
|||
|
|
let div = window.document.getElementById("code-annotation-line-highlight");
|
|||
|
|
if (div === null) {
|
|||
|
|
div = window.document.createElement("div");
|
|||
|
|
div.setAttribute("id", "code-annotation-line-highlight");
|
|||
|
|
div.style.position = 'absolute';
|
|||
|
|
parent.appendChild(div);
|
|||
|
|
}
|
|||
|
|
div.style.top = top - 2 + "px";
|
|||
|
|
div.style.height = height + 4 + "px";
|
|||
|
|
div.style.left = 0;
|
|||
|
|
let gutterDiv = window.document.getElementById("code-annotation-line-highlight-gutter");
|
|||
|
|
if (gutterDiv === null) {
|
|||
|
|
gutterDiv = window.document.createElement("div");
|
|||
|
|
gutterDiv.setAttribute("id", "code-annotation-line-highlight-gutter");
|
|||
|
|
gutterDiv.style.position = 'absolute';
|
|||
|
|
const codeCell = window.document.getElementById(targetCell);
|
|||
|
|
const gutter = codeCell.querySelector('.code-annotation-gutter');
|
|||
|
|
gutter.appendChild(gutterDiv);
|
|||
|
|
}
|
|||
|
|
gutterDiv.style.top = top - 2 + "px";
|
|||
|
|
gutterDiv.style.height = height + 4 + "px";
|
|||
|
|
}
|
|||
|
|
selectedAnnoteEl = annoteEl;
|
|||
|
|
}
|
|||
|
|
};
|
|||
|
|
const unselectCodeLines = () => {
|
|||
|
|
const elementsIds = ["code-annotation-line-highlight", "code-annotation-line-highlight-gutter"];
|
|||
|
|
elementsIds.forEach((elId) => {
|
|||
|
|
const div = window.document.getElementById(elId);
|
|||
|
|
if (div) {
|
|||
|
|
div.remove();
|
|||
|
|
}
|
|||
|
|
});
|
|||
|
|
selectedAnnoteEl = undefined;
|
|||
|
|
};
|
|||
|
|
// Handle positioning of the toggle
|
|||
|
|
window.addEventListener(
|
|||
|
|
"resize",
|
|||
|
|
throttle(() => {
|
|||
|
|
elRect = undefined;
|
|||
|
|
if (selectedAnnoteEl) {
|
|||
|
|
selectCodeLines(selectedAnnoteEl);
|
|||
|
|
}
|
|||
|
|
}, 10)
|
|||
|
|
);
|
|||
|
|
function throttle(fn, ms) {
|
|||
|
|
let throttle = false;
|
|||
|
|
let timer;
|
|||
|
|
return (...args) => {
|
|||
|
|
if(!throttle) { // first call gets through
|
|||
|
|
fn.apply(this, args);
|
|||
|
|
throttle = true;
|
|||
|
|
} else { // all the others get throttled
|
|||
|
|
if(timer) clearTimeout(timer); // cancel #2
|
|||
|
|
timer = setTimeout(() => {
|
|||
|
|
fn.apply(this, args);
|
|||
|
|
timer = throttle = false;
|
|||
|
|
}, ms);
|
|||
|
|
}
|
|||
|
|
};
|
|||
|
|
}
|
|||
|
|
// Attach click handler to the DT
|
|||
|
|
const annoteDls = window.document.querySelectorAll('dt[data-target-cell]');
|
|||
|
|
for (const annoteDlNode of annoteDls) {
|
|||
|
|
annoteDlNode.addEventListener('click', (event) => {
|
|||
|
|
const clickedEl = event.target;
|
|||
|
|
if (clickedEl !== selectedAnnoteEl) {
|
|||
|
|
unselectCodeLines();
|
|||
|
|
const activeEl = window.document.querySelector('dt[data-target-cell].code-annotation-active');
|
|||
|
|
if (activeEl) {
|
|||
|
|
activeEl.classList.remove('code-annotation-active');
|
|||
|
|
}
|
|||
|
|
selectCodeLines(clickedEl);
|
|||
|
|
clickedEl.classList.add('code-annotation-active');
|
|||
|
|
} else {
|
|||
|
|
// Unselect the line
|
|||
|
|
unselectCodeLines();
|
|||
|
|
clickedEl.classList.remove('code-annotation-active');
|
|||
|
|
}
|
|||
|
|
});
|
|||
|
|
}
|
|||
|
|
const findCites = (el) => {
|
|||
|
|
const parentEl = el.parentElement;
|
|||
|
|
if (parentEl) {
|
|||
|
|
const cites = parentEl.dataset.cites;
|
|||
|
|
if (cites) {
|
|||
|
|
return {
|
|||
|
|
el,
|
|||
|
|
cites: cites.split(' ')
|
|||
|
|
};
|
|||
|
|
} else {
|
|||
|
|
return findCites(el.parentElement)
|
|||
|
|
}
|
|||
|
|
} else {
|
|||
|
|
return undefined;
|
|||
|
|
}
|
|||
|
|
};
|
|||
|
|
var bibliorefs = window.document.querySelectorAll('a[role="doc-biblioref"]');
|
|||
|
|
for (var i=0; i<bibliorefs.length; i++) {
|
|||
|
|
const ref = bibliorefs[i];
|
|||
|
|
const citeInfo = findCites(ref);
|
|||
|
|
if (citeInfo) {
|
|||
|
|
tippyHover(citeInfo.el, function() {
|
|||
|
|
var popup = window.document.createElement('div');
|
|||
|
|
citeInfo.cites.forEach(function(cite) {
|
|||
|
|
var citeDiv = window.document.createElement('div');
|
|||
|
|
citeDiv.classList.add('hanging-indent');
|
|||
|
|
citeDiv.classList.add('csl-entry');
|
|||
|
|
var biblioDiv = window.document.getElementById('ref-' + cite);
|
|||
|
|
if (biblioDiv) {
|
|||
|
|
citeDiv.innerHTML = biblioDiv.innerHTML;
|
|||
|
|
}
|
|||
|
|
popup.appendChild(citeDiv);
|
|||
|
|
});
|
|||
|
|
return popup.innerHTML;
|
|||
|
|
});
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
});
|
|||
|
|
</script>
|
|||
|
|
</div> <!-- /content -->
|
|||
|
|
|
|||
|
|
|
|||
|
|
|
|||
|
|
|
|||
|
|
</body></html>
|