260 lines
8.6 KiB
HTML
260 lines
8.6 KiB
HTML
<!--
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This work is licensed under CC BY-NC-ND 4.0
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Link to license: http://creativecommons.org/licenses/by-nc-nd/4.0/
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Attribute to Russell Georgi
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-->
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<html>
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<head>
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<title>
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Waves: X-ray 1
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</title>
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<style>
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html, body {
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width: 100%;
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height: 100%;
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margin: 0px;
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border: 0;
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overflow: hidden;
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display: block;
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}
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canvas {
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position: absolute;
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}
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form {
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position: relative;
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}
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.slideContainer {
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position: relative;
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}
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</style>
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</head>
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<body>
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<canvas id="myCanvas" width="1" height="1" style="border:1px solid #ffffff;">
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Your browser does not support the HTML5 canvas tag.</canvas>
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<form id = "form">
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<label for="t1">Incoming planes of constant phase</label>
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<input type="checkbox" id="t1" onclick="t1Click()">
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<br>
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<label for="t2">Outgoing planes of constant phase</label>
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<input type="checkbox" id="t2" onclick="t2Click()">
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<br>
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<label for="t3">Atoms in the crystal</label>
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<input type="checkbox" id="t3" onclick="t3Click()">
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<br>
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<label for="t4">Incoming k-vector</label>
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<input type="checkbox" id="t4" onclick="t4Click()">
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<br>
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<label for="t5">Outgoing k-vector</label>
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<input type="checkbox" id="t5" onclick="t5Click()">
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<br>
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<label for="t6">Change in k-vector</label>
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<input type="checkbox" id="t6" onclick="t6Click()">
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</form>
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<div class="slidecontainer" id = "div">
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<t>Direction of incoming x-rays</t>
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<input type="range" min="-12" max="12" value="0" step = "0.1" id="xSlider">
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</div>
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<script>
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var c = document.getElementById("myCanvas");
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var ctx = c.getContext("2d");
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ctx.canvas.width = window.innerWidth;
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ctx.canvas.height = window.innerHeight;
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var scrwidth = c.width / 3;
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var lclr = ["#aa00aa", "#aa0000", "#ff5555", "#ffff55", "#55ff55","#00aa00", "#5555ff", "#0000aa"];
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var t1 = false;
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var t2 = false;
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var t3 = false;
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var t4 = false;
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var t5 = false;
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var t6 = false;
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var dth = .05;
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var th = .525;
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var xPos = 0;
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var yPos = 0;
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var xSlider = document.getElementById("xSlider");
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var m = 1;
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xSlider.oninput = function()
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{
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th = parseFloat(this.value);
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}
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ctx.translate(ctx.canvas.width / 2, ctx.canvas.height / 2);
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ctx.scale(1.5, -1.5);
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function Clear(ctx)
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{
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ctx.clearRect(-c.width, -c.height, c.width * 2, c.height * 2);
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}
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function Update()
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{
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Clear(ctx);
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Draw();
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setTimeout(Update, 1000/60);
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}
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function Draw()
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{
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cth = Math.cos(th);
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sth = Math.sin(th);
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ke = 300 * sth / cth * 25 / scrwidth;
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if (t3)
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{
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for (j = 0; j <= 50; j++)
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{
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for (k = -20; k <= 70; k++)
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{
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ctx.fillStyle = lclr[(j - k + 200) % 8];
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console.log(ctx.fillStyle);
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ctx.beginPath();
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ctx.arc(scrwidth * (j - 25) / 25, scrwidth / 25 / sth * (k - 25 - (j - 25) * cth), 2, 0, Math.PI * 2);
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ctx.fill();
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}
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}
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}
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if (t1)
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{
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for (j = 0; j <= 50; j++)
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{
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ctx.strokeStyle = lclr[j % 8];
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ctx.beginPath();
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ctx.moveTo(scrwidth * (j - 25) / 25, c.height / 3);
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ctx.lineTo(scrwidth * (j - 25) / 25, -c.height / 3);
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ctx.stroke();
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}
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}
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if (t2)
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{
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for (j = -20; j <= 70; j++)
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{
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ctx.strokeStyle = lclr[(j + 200) % 8];
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ctx.beginPath();
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ctx.moveTo(scrwidth * (j - 25) / 25 / cth + 150 * sth / cth, c.height / 3);
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ctx.lineTo(scrwidth * (j - 25) / 25 / cth - 150 * sth / cth, -c.height / 3);
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ctx.stroke();
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}
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}
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if (t4)
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{
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vector(0, 0, 100, 0, 8, "#000000");
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}
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if (t5)
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{
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vector(0, 0, 100 * Math.cos(th), 100 * Math.sin(th), 8, "#000000");
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}
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if (t6)
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{
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vector(0, 0, 100 * (1 - Math.cos(th)), -100 * Math.sin(th), 8, "#000000");
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}
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}
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window.addEventListener('resize', function(event) {
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c.width = window.innerWidth;
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c.height = window.innerHeight;
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ctx.translate(c.width / 2, c.height / 2);
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ctx.scale(1.5, -1.5);
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scrwidth = c.width / 3;
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}, true);
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document.onkeydown = checkKey;
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function checkKey(e) {
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e = e || window.event;
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if (e.keyCode == '38') {
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htmlHide();
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}
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}
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function htmlHide()
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{
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var x = document.getElementById("form");
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if (x.style.display === "none") {
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x.style.display = "block";
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} else {
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x.style.display = "none";
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}
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x = document.getElementById("div");
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if (x.style.display === "none") {
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x.style.display = "block";
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} else {
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x.style.display = "none";
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}
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}
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function t1Click()
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{
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checkBox = document.getElementById("t1");
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t1 = checkBox.checked;
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Clear(ctx);
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}
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function t2Click()
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{
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checkBox = document.getElementById("t2");
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t2 = checkBox.checked;
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Clear(ctx);
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}
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function t3Click()
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{
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checkBox = document.getElementById("t3");
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t3 = checkBox.checked;
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Clear(ctx);
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}
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function t4Click()
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{
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checkBox = document.getElementById("t4");
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t4 = checkBox.checked;
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Clear(ctx);
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}
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function t5Click()
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{
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checkBox = document.getElementById("t5");
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t5 = checkBox.checked;
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Clear(ctx);
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}
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function t6Click()
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{
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checkBox = document.getElementById("t6");
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t6 = checkBox.checked;
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Clear(ctx);
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}
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function vector(xv, yv, xvv, yvv, va, cl)
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{
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vl = ((xvv - xv) ** 2 + Math.pow(yvv - yv, 2)) ** (1/2);
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ctx.strokeStyle = cl;
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ctx.beginPath();
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ctx.moveTo(xPos + xv, yPos + yv);
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ctx.lineTo(xPos + xvv, yPos + yvv);
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ctx.stroke();
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ctx.beginPath();
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ctx.moveTo(xPos + xvv, yPos + yvv);
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ctx.lineTo(xPos + xvv - va / vl * (xvv - xv) + va / vl / 2 * (yvv - yv), yPos + yvv - va / vl * (yvv - yv) - va / vl / 2 * (xvv - xv));
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ctx.stroke();
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ctx.beginPath();
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ctx.moveTo(xPos + xvv, yPos + yvv);
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ctx.lineTo(xPos + xvv - va / vl * (xvv - xv) - va / vl / 2 * (yvv - yv), yPos + yvv - va / vl * (yvv - yv) + va / vl / 2 * (xvv - xv));
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ctx.stroke();
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}
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Update();
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</script>
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</body>
|
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<p xmlns:cc="http://creativecommons.org/ns#" style="font-size: 1vw; bottom: 0px; position: absolute;">
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This work is licensed under
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<a href="http://creativecommons.org/licenses/by-nc-nd/4.0/?ref=chooser-v1" target="_blank" rel="license noopener noreferrer" style="display:inline-block;">CC BY-NC-ND 4.0<img style="height:22px!important;margin-left:3px;vertical-align:text-bottom;" src="https://mirrors.creativecommons.org/presskit/icons/cc.svg?ref=chooser-v1"><img style="height:22px!important;margin-left:3px;vertical-align:text-bottom;" src="https://mirrors.creativecommons.org/presskit/icons/by.svg?ref=chooser-v1"><img style="height:22px!important;margin-left:3px;vertical-align:text-bottom;" src="https://mirrors.creativecommons.org/presskit/icons/nc.svg?ref=chooser-v1"><img style="height:22px!important;margin-left:3px;vertical-align:text-bottom;" src="https://mirrors.creativecommons.org/presskit/icons/nd.svg?ref=chooser-v1"></a></p>
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</html> |