2015-03-15 15:21:47 +00:00
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<!DOCTYPE html>
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<html>
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<head>
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<meta charset="utf-8">
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2016-01-11 00:11:56 +00:00
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<title>GLSL Shader Code Editor</title>
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<!-- CodeMirror -->
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<link type='text/css' rel='stylesheet' href="src/codemirror/css/codemirror.css">
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<link type='text/css' rel="stylesheet" href="src/codemirror/addon/fold/foldgutter.css">
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<link type='text/css' rel="stylesheet" href="src/codemirror/addon/dialog/dialog.css">
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<link type='text/css' rel="stylesheet" href="src/codemirror/addon/hint/show-hint.css">
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<link type='text/css' rel="stylesheet" href="src/codemirror/theme/monokai.css">
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<script type="text/javascript" src="src/codemirror.js"></script>
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<script type="text/javascript" src="src/codemirror/addon/search/searchcursor.js"></script>
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<script type="text/javascript" src="src/codemirror/addon/search/search.js"></script>
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<script type="text/javascript" src="src/codemirror/addon/dialog/dialog.js"></script>
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<script type="text/javascript" src="src/codemirror/addon/edit/matchbrackets.js"></script>
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<script type="text/javascript" src="src/codemirror/addon/edit/closebrackets.js"></script>
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<script type="text/javascript" src="src/codemirror/addon/comment/comment.js"></script>
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<script type="text/javascript" src="src/codemirror/addon/wrap/hardwrap.js"></script>
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<script type="text/javascript" src="src/codemirror/addon/fold/foldcode.js"></script>
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<script type="text/javascript" src="src/codemirror/addon/fold/brace-fold.js"></script>
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<script type="text/javascript" src="src/codemirror/keymap/sublime.js"></script>
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<script type="text/javascript" src="src/codemirror/addon/hint/show-hint.js"></script>
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<script type="text/javascript" src="src/codemirror/mode/clike.js"></script>
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2015-03-15 15:21:47 +00:00
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<!-- GLSL Canvas -->
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2015-07-14 14:34:43 +00:00
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<script type="text/javascript" src="https://rawgit.com/patriciogonzalezvivo/glslCanvas/master/build/GlslCanvas.min.js"></script>
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2016-01-11 00:11:56 +00:00
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2015-03-15 15:21:47 +00:00
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<style>
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body {
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background: #272822;
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}
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2016-01-11 00:11:56 +00:00
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h1 {
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color: white;
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font-family: Courier, Arial;
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}
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pre {
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font-size: 130%;
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}
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canvas.right {
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position: fixed;
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right: 10px;
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top: 10px;
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background-color: #fff;
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border-radius: 15px;
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overflow: hidden;
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-webkit-mask-image: url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAIAAACQd1PeAAAAGXRFWHRTb2Z0d2FyZQBBZG9iZSBJbWFnZVJlYWR5ccllPAAAAA5JREFUeNpiYGBgAAgwAAAEAAGbA+oJAAAAAElFTkSuQmCC);
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}
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.CodeMirror {
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font-size: 110%;
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line-height: 1.3;
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right: 10px;
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height: 100%;
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2015-03-15 15:21:47 +00:00
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}
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2016-01-11 00:11:56 +00:00
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.CodeMirror-linenumbers {
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padding: 0 8px;
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}
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2015-03-15 15:21:47 +00:00
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</style>
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2016-01-11 00:11:56 +00:00
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2015-03-15 15:21:47 +00:00
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</head>
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<body>
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2016-01-11 00:11:56 +00:00
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<h1 id="title" >FILE NAME.frag</h1>
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<div id="editor"></div>
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<canvas id="canvas" class="right" width="500" height="500"></canvas>
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<script type="text/javascript">
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window.addEventListener("hashchange", function () {
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loadTag()
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}, false);
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var editor;
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var billboard;
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var imgs = [];
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function fetchHTTP(url, methood){
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var request = new XMLHttpRequest(), response;
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request.onreadystatechange = function () {
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if (request.readyState === 4 && request.status === 200) {
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response = request.responseText;
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}
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}
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request.open(methood ? methood : 'GET', url, false);
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request.overrideMimeType("text/plain");
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request.send(null);
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return response;
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}
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window.requestAnimFrame = (function() {
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return window.requestAnimationFrame ||
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window.webkitRequestAnimationFrame ||
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window.mozRequestAnimationFrame ||
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window.oRequestAnimationFrame ||
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window.msRequestAnimationFrame ||
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function(/* function FrameRequestCallback */ callback, /* DOMElement Element */ element) {
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return window.setTimeout(callback, 1000/60);
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};
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})();
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// Keep track of the mouse
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var mouse = {x: 0, y: 0};
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document.addEventListener('mousemove', function(e){
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mouse.x = e.clientX || e.pageX;
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mouse.y = e.clientY || e.pageY
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}, false);
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2016-01-11 00:00:24 +00:00
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2016-01-11 00:11:56 +00:00
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function removeElementsByClass(className){
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var elements = document.getElementsByClassName(className);
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while(elements.length > 0){
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elements[0].parentNode.removeChild(elements[0]);
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}
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}
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function loadTag(){
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var fragShader = "";
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var fragFile = "";
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while(imgs.length > 0) {
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imgs.pop();
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}
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removeElementsByClass("CodeMirror");
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if( window.location.hash === "" ){
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fragShader = "#ifdef GL_ES\n\
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precision mediump float;\n\
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#endif\n\
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\n\
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uniform vec2 u_resolution;\n\
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uniform vec2 u_mouse;\n\
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uniform float u_time;\n\
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\n\
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void main(){\n\
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vec2 st = gl_FragCoord.xy/u_resolution.xy;\n\
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gl_FragColor = vec4(st.x,st.y,0.0,1.0);\n\
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}";
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} else {
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var hashes = location.hash.split('&');
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for(i in hashes){
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var ext = hashes[i].substr(hashes[i].lastIndexOf('.') + 1);
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var name = hashes[i];
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// Extract hash if is present
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if(name.search("#") === 0){
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name = name.substr(1);
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}
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if(ext == "frag"){
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fragFile = name;
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fragShader = fetchHTTP(fragFile);
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} else if (ext == "png" || ext == "jpg" || ext == "PNG" || ext == "JPG" ){
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imgs.push(hashes[i]);
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}
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}
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}
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var demoTitle = document.getElementById("title");
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if(demoTitle){
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demoTitle.innerText = fragFile;
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}
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var demoCanvas = document.getElementById("canvas");
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if (demoCanvas && fragShader !== "") {
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demoCanvas.setAttribute("data-fragment-url", fragFile);
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if (imgs.length > 0) {
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var textureList = "";
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for (i in imgs) {
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textureList += imgs[i];
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textureList += (i < imgs.length-1)?",":"";
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}
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demoCanvas.setAttribute("data-textures",textureList);
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console.log("data-textures: " + textureList);
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}
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billboard = new GlslCanvas(demoCanvas);
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}
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var demoEditor = document.getElementById("editor");
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if (demoEditor) {
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editor = CodeMirror(demoEditor,{
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value: fragShader,
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lineNumbers: true,
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matchBrackets: true,
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mode: "x-shader/x-fragment",
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keyMap: "sublime",
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autoCloseBrackets: true,
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extraKeys: {"Ctrl-Space": "autocomplete"},
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showCursorWhenSelecting: true,
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theme: "monokai",
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indentUnit: 4
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});
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editor.on("change", function() {
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demoCanvas.setAttribute("data-fragment", editor.getValue());
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billboard.load(editor.getValue());
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});
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}
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}
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window.onload = function () {
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loadTag();
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};
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</script>
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</body>
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2015-03-15 15:21:47 +00:00
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</html>
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