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最新评论
-
wahahachuang8:
我喜欢代码简洁易读,服务稳定的推送服务,前段时间研究了一下go ...
websocket的helloworld -
q114687576:
http://www.blue-zero.com/WebSoc ...
websocket的helloworld -
zhaoyanzimm:
感谢您的分享,给我提供了很大的帮助,在使用过程中发现了一个问题 ...
nginx的helloworld模块的helloworld -
haoningabc:
leebyte 写道太NB了,期待早日用上Killinux!么 ...
qemu+emacs+gdb调试内核 -
leebyte:
太NB了,期待早日用上Killinux!
qemu+emacs+gdb调试内核
LCF
http://mathworld.wolfram.com/LCFNotation.html
http://selection.datavisualization.ch/
地图
http://kartograph.org/
http://kartograph.org/showcase/italia/
3d
http://bl.ocks.org/1703449
http://mathworld.wolfram.com/LCFNotation.html
http://selection.datavisualization.ch/
地图
http://kartograph.org/
http://kartograph.org/showcase/italia/
3d
http://bl.ocks.org/1703449
<!DOCTYPE html> <html> <head> <meta http-equiv="Content-Type" content="text/html;charset=utf-8"/> <title>Cubic Hamiltonian Graphs from LCF Notation</title> <script type="text/javascript" src="http://code.jquery.com/jquery-1.7.min.js"></script> <script type="text/javascript" src="http://mbostock.github.com/d3/d3.v2.min.js"></script> <script type="text/javascript" src="http://jcaret.googlecode.com/files/jquery.caret.1.02.min.js"></script> <link rel="stylesheet" href="http://current.bootstrapcdn.com/bootstrap-v204/css/bootstrap.min.css"> <style type="text/css"> body { margin-left: 10px; } circle { stroke: #999; stroke-opacity: .5; } .link { stroke: #999; } </style> </head> <body> <div class="row"> <div class="span3"> <div class="form" style="background-color:white"> <label for="lcfCodes">Preset LCF Codes</label> <select id="lcfCodes"> <option></option> <option value="[2]4">Tetrahedral graph</option> <option value="[3]6">Utility graph</option> <option value="[3,-3]4">Cubical graph</option> <option value="[4]8">Wagner graph</option> <option value="[6,4,-4]4">Bidiakis cube</option> <option value="[5,-5]6">Franklin graph</option> <option value="[-5,-2,-4,2,5,-2,2,5,-2,-5,4,2]">Frucht graph</option> <option value="[2,6,-2]4">Truncated tetrahedral graph</option> <option value="[5,-5]7">Heawood graph</option> <option value="[5,-5]8">Mobius-Kantor graph</option> <option value="[5,7,-7,7,-7,-5]3">Pappus graph</option> <option value="[5,-5,9,-9]5">Desargues graph</option> <option value="[10,7,4,-4,-7,10,-4,7,-7,4]2">Dodecahedral graph</option> <option value="[12,7,-7]8">McGee graph</option> <option value="[2,9,-2,2,-9,-2]4">Truncated cubical graph</option> <option value="[3,-7,7,-3]6">Truncated octahedral graph</option> <option value="[5,-9,7,-7,9,-5]4">Nauru graph</option> <option value="[-7, 7]13">F26A graph</option> <option value="[-13,-9,7,-7,9,13]5">Tutte–Coxeter graph</option> <option value="[5,-5,13,-13]8">Dyck graph</option> <option value="[-25,7,-7,13,-13,25]9">Gray graph</option> <option value="[30, -2, 2, 21, -2, 2, 12, -2, 2, -12, -2, 2, -21, -2, 2, 30, -2, 2, -12, -2, 2, 21, -2, 2, -21, -2, 2, 12, -2, 2]2">Truncated dodecahedral graph</option> <option value="[-29,-19,-13,13,21,-27,27,33,-13,13,19,-21,-33,29]5">Harries graph</option> <option value="[9, 25, 31, -17, 17, 33, 9, -29, -15, -9, 9, 25, -25, 29, 17, -9, 9, -27, 35, -9, 9, -17, 21, 27, -29, -9, -25, 13, 19, -9, -33, -17, 19, -31, 27, 11, -25, 29, -33, 13, -13, 21, -29, -21, 25, 9, -11, -19, 29, 9, -27, -19, -13, -35, -9, 9, 17, 25, -9, 9, 27, -27, -21, 15, -9, 29, -29, 33, -9, -25]">Harries–Wong graph</option> <option value="[-9, -25, -19, 29, 13, 35, -13, -29, 19, 25, 9, -29, 29, 17, 33, 21, 9,-13, -31, -9, 25, 17, 9, -31, 27, -9, 17, -19, -29, 27, -17, -9, -29, 33, -25,25, -21, 17, -17, 29, 35, -29, 17, -17, 21, -25, 25, -33, 29, 9, 17, -27, 29, 19, -17, 9, -27, 31, -9, -17, -25, 9, 31, 13, -9, -21, -33, -17, -29, 29]">Balaban 10-cage</option> <option value="[17,-9,37,-37,9,-17]15">Foster graph</option> <option value="[16, 24, -38, 17, 34, 48, -19, 41, -35, 47, -20, 34, -36, 21, 14, 48, -16, -36, -43, 28, -17, 21, 29, -43, 46, -24, 28, -38, -14, -50, -45, 21, 8, 27, -21, 20, -37, 39, -34, -44, -8, 38, -21, 25, 15, -34, 18, -28, -41, 36, 8, -29, -21, -48, -28, -20, -47, 14, -8, -15, -27, 38, 24, -48, -18, 25, 38, 31, -25, 24, -46, -14, 28, 11, 21, 35, -39, 43, 36, -38, 14, 50, 43, 36, -11, -36, -24, 45, 8, 19, -25, 38, 20, -24, -14, -21, -8, 44, -31, -38, -28, 37]">Biggs-Smith graph</option> <option value="[44, 26, -47, -15, 35, -39, 11, -27, 38, -37, 43, 14, 28, 51, -29, -16, 41, -11, -26, 15, 22, -51, -35, 36, 52, -14, -33, -26, -46, 52, 26, 16, 43, 33, -15, 17, -53, 23, -42, -35, -28, 30, -22, 45, -44, 16, -38, -16, 50, -55, 20, 28, -17, -43, 47, 34, -26, -41, 11, -36, -23, -16, 41, 17, -51, 26, -33, 47, 17, -11, -20, -30, 21, 29, 36, -43, -52, 10, 39, -28, -17, -52, 51, 26, 37, -17, 10, -10, -45, -34, 17, -26, 27, -21, 46, 53, -10, 29, -50, 35, 15, -47, -29, -41, 26, 33, 55, -17, 42, -26, -36, 16]">Balaban 11-cage</option> <option value="[47, -23, -31, 39, 25, -21, -31, -41, 25, 15, 29, -41, -19, 15, -49, 33, 39, -35, -21, 17, -33, 49, 41, 31, -15, -29, 41, 31, -15, -25, 21, 31, -51, -25, 23, 9, -17, 51, 35, -29, 21, -51, -39, 33, -9, -51, 51, -47, -33, 19, 51, -21, 29, 21, -31, -39]2">Ljubljana graph</option> <option value="[17, 27, -13, -59, -35, 35, -11, 13, -53, 53, -27, 21, 57, 11, -21, -57, 59, -17]7">Tutte 12-cage</option> </select> <label for="lcfCode">LCF Code <sup><small>[<a href="http://mathworld.wolfram.com/LCFNotation.html" target="_blank">Wolfram MathWorld</a>]</small></sup></label> <textarea id="lcfCode" value="" rows="3"></textarea> <label for="animationSpeed">Animation Speed</label> <select id="animationSpeed"> <option value="0">No Animation</option> <option value="1">Fast</option> <option value="100">Slow</option> <option value="1000">Slowest</option> </select> <label for="lockVertices"> <input type="checkbox" id="lockVertices" /> Lock Vertices to Circumference </label> <button id="redraw" class="btn btn-primary"> <i class="icon-repeat icon-white"></i> Redraw </button> </div> <div style="position:absolute;bottom:0;z-index:-1"> <label for="permalink">Permalink</label> <div class="input"> <textarea id="permalink" disabled="disabled" rows="10" style="color:black"></textarea> </div> </div> </div> <div class="row-fluid"> <div class="span9" id="chart"></div> </div> </div> <script type="text/javascript"> //http://stackoverflow.com/a/901144/678708 function getParameterByName(name) { name = name.replace(/[\[]/, "\\\[").replace(/[\]]/, "\\\]"); var regexS = "[\\?&]" + name + "=([^&#]*)"; var regex = new RegExp(regexS); var results = regex.exec(parent.window.location.href); if(results == null) return ""; else return decodeURIComponent(results[1].replace(/\+/g, " ")); } function lcfCodeToVerticesAndStepsArrayAndNumRepeats(lcfCode) { lcfCode = lcfCode.replace(/ /g,"").replace(/−/g,"-") var steps = lcfCode.match(/\[(.*?)\]/)[1] if(steps=="") { steps = [] }else{ steps = steps.split(',').filter(Number) } var numRepeats = parseInt(lcfCode.split(']')[1]) || 0 return [steps.length * (numRepeats || 1), steps, numRepeats] } function getLcfChords(numVertices, stepsArray, numRepeats){ var numSteps = stepsArray.length; if(numRepeats < 0) throw "Repeats must be positive" if(numSteps < 1) throw "Must have at least one step" var numChords = numSteps*numRepeats, chords = []; for(var chord=1; chord<=numChords; chord++){ chords.push({source: chord % numVertices, target: (numVertices+chord+stepsArray[chord % numSteps]) % numVertices}); } return chords; } var w = $(window).width() - 230, h = $(window).height() - 5, rcx = w/2, rcy = h/2, radius = 245, numVertices = 0, colors = d3.scale.category10().range(), //the node with index 0 is fixed to the center and has a high charge nodes = [], links = [], lcfStepsAndRepeats = [], stepsArray = [], lcfChords, animationSpeed = 0, interval = null, lockVertices = true; function draw(numVertices, stepsArray, numRepeats){ clearInterval(interval) lcfChords = getLcfChords(numVertices, stepsArray, numRepeats) if(lcfChords.length > 500){ if(!confirm('More than 500 chords will be drawn. Continue?')) return } links = [] nodes = [{fixed: true, x: w/2, y:h/2}].concat(d3.range(numVertices).map(function(d, i) { return {x:rcx+radius*Math.cos((i*2*Math.PI/numVertices) - Math.PI/2), y:rcy+radius*Math.sin((i*2*Math.PI/numVertices) - Math.PI/2)}; })) nodes.slice(1).forEach(function(target, i) { var node = nodes[i == nodes.length - 2 ? 1 : i+2], x = target.x - node.x, y = target.y - node.y; links.push({source: node, target: target, linkDistance:0}); }); var currentVertex = 0 var currentVertexOffset = 0 function animateLcf() { var stepInstruction = stepsArray[currentVertex % stepsArray.length] var currentStep = (currentVertex + currentVertexOffset) - numVertices * Math.floor((currentVertex + currentVertexOffset) / numVertices) if(currentVertexOffset == 0){ svg.selectAll("circle").filter(function(d,i){return currentVertex == currentStep}).style("fill", colors[1]) svg.selectAll("circle").filter(function(d,i){return currentVertex > i}).style("fill",colors[0]) svg.selectAll("circle").filter(function(d,i){return currentVertex < i}).style("fill","white") currentVertexOffset += (stepInstruction > 0 ? 1 : -1); }else if(currentVertexOffset != stepInstruction){ svg.selectAll("circle").filter(function(d,i){return currentStep == i}).style("fill",colors[1]) currentVertexOffset += (stepInstruction > 0 ? 1 : -1) }else{ svg.selectAll("circle").filter(function(d,i){return currentStep == i}).style("fill",colors[1]) links.push({source: nodes.slice(1)[currentVertex], target: nodes.slice(1)[currentStep]}); drawLines() currentVertex++ currentVertexOffset = 0; } if(currentVertex != numVertices){ if($("#animationSpeed").val() == 0){ animateLcf() }else{ interval = setTimeout(animateLcf, $("#animationSpeed").val()) } } else { interval = null svg.selectAll("circle").style("fill",colors[0]) } if(!lockVertices) { force.links(links) force.start() } } force.nodes(nodes) force.start() drawLines() drawCircles() if($("#animationSpeed").val() == 0){ animateLcf() }else{ interval = setTimeout(animateLcf, $("#animationSpeed").val()) } } function getValuesAndDraw(){ savePermalink(); lcfStepsAndRepeats = lcfCodeToVerticesAndStepsArrayAndNumRepeats($("#lcfCode").val()) draw(lcfStepsAndRepeats[0], lcfStepsAndRepeats[1], lcfStepsAndRepeats[2]) } var force = d3.layout.force() .charge(function(d, i) { return lockVertices ? (i ? -1 : -6000) : (i ? -100 : 0) }) .size([w, h]); var svg = d3.select("#chart").append("svg:svg") .attr("width", w) .attr("height", h); $("#lcfCodes").bind('change keyup', function(){ $("#lcfCode").val($(this).val()); getValuesAndDraw(); }) $("#lcfCode").bind('keydown mousewheel', function(e){ if (event.which == 38 || event.which == 40 || event.type == 'mousewheel') { e.preventDefault(); val = $(this).val(); cursorIndex = $(this).caret().start; cursorString = [val.slice(0, cursorIndex), 'CURSOR', val.slice(cursorIndex)].join(''); re = /(-?\d*)CURSOR\s*(-?\d*)/g matches = re.exec(cursorString); result = parseInt(matches[1] + matches[2]) + (event.which == 40 || event.wheelDelta < 0 ? -1 : 1); if(!isNaN(result)){ $(this).val(cursorString.replace(re, result)); } $(this).caret(matches.index, matches.index); } if($.inArray(e.keyCode, [9, 17, 18, 32, 37, 39, 188]) == -1) { getValuesAndDraw(); } }); $("#animationSpeed").change(function(){ getValuesAndDraw(); }) $("#lockVertices").change(function(){ lockVertices = $(this).is(":checked") getValuesAndDraw() }) $("#redraw").click(getValuesAndDraw) function setDefaultValues(){ $("#lockVertices").attr('checked', parseInt(getParameterByName('lockVertices')) != 1 ? null : 'checked') lockVertices = $("#lockVertices").is(":checked") $("#animationSpeed").val(getParameterByName('animationSpeed') == '' ? 1 : getParameterByName('animationSpeed')) var urlLcfCode = getParameterByName('lcfCode') if(urlLcfCode){ $("#lcfCode").val(urlLcfCode) getValuesAndDraw(); }else{ $("#lcfCodes").val("[30, -2, 2, 21, -2, 2, 12, -2, 2, -12, -2, 2, -21, -2, 2, 30, -2, 2, -12, -2, 2, 21, -2, 2, -21, -2, 2, 12, -2, 2]2").trigger("change") } } function savePermalink(){ $("#permalink").val(window.parent.location.origin + window.parent.location.pathname + "?lcfCode="+$("#lcfCode").val()+"&animationSpeed="+$("#animationSpeed").val()+"&lockVertices="+($("#lockVertices").is(":checked")?'1':'0')) } setDefaultValues(); function drawCircles() { circles = svg.selectAll("circle") .data(nodes.slice(1)) circles.enter() .append("svg:circle") .attr("r", 5) .style("fill", "white") .text(function(d, i){return i}) .call(force.drag); circles.exit().remove(); } function drawLines(){ lines = svg.selectAll("line.link") .data(links) lines.enter().insert("svg:line", "circle.node") .attr("class", "link") .attr("x1", function(d) { return d.source.x; }) .attr("y1", function(d) { return d.source.y; }) .attr("x2", function(d) { return d.target.x; }) .attr("y2", function(d) { return d.target.y; }) .attr("drawn", 1); lines.exit().remove() } force.on("tick", function(e) { svg.selectAll("circle") .attr("cx", function(d) { return d.x; }) .attr("cy", function(d) { return d.y; }); svg.selectAll("line.link") .attr("x1", function(d) { return d.source.x; }) .attr("y1", function(d) { return d.source.y; }) .attr("x2", function(d) { return d.target.x; }) .attr("y2", function(d) { return d.target.y; }); }); </script> </body> </html>
发表评论
-
indexedDB存图片减少请求
2020-05-21 19:23 554getImageFile()获取网络图片 showImage ... -
vizceral-example的例子
2020-03-19 18:53 353自定义图和加载结构 代码在 https://github.c ... -
jsonpath的helloworld
2020-03-17 14:58 411基本语法:https://www.cnblogs.com/jp ... -
流动图神器vizceral
2019-10-12 19:04 497把c的代码生成json:https://github.com/ ... -
emscripten asm.js的helloworld
2018-03-01 20:15 1107mac下安装: brew install SDL2 SDL2_ ... -
websocket上传文件
2016-12-15 13:30 4471nginx的上传 查看http://haoningabc.it ... -
webpack的helloworld
2016-11-02 10:42 911参考 http://www.jianshu.com/p/42e ... -
iphone6等移动端的css自适应
2016-10-17 01:18 1212参考 http://jingyan.baidu.com/art ... -
javascript自定义事件
2016-06-01 21:49 552一言不合上代码 <input value=" ... -
html5的fiesystem api 浏览器本地存储
2016-06-01 15:59 920html5的fiesystem api可以存取本地文件 一言不 ... -
websocket传传图片
2015-12-25 17:51 7245参考[url]http://www.adobe.com/dev ... -
angularjs使用include后双向绑定失败的解决
2015-12-20 19:41 1867原理参考 http://segmentfault.com/q/ ... -
html5 陀螺仪
2014-11-26 21:05 5867<html> <head> ... -
webgl的贝塞尔曲线
2014-11-12 00:56 2531BezierCurve webgl的贝塞尔曲线 webgl ... -
chrome app的helloworld
2014-11-11 13:56 714参考 http://blog.csdn.net/rydiy/a ... -
shader and Program编程基本概念 - 转
2014-11-04 11:50 1531原地址:http://blog.csdn.net/myarro ... -
javascript对象转json
2014-10-17 14:09 1008<html> <head>& ... -
jquery 的svg中国地图
2012-12-16 14:37 28093三种吧 1.d3.js很强大 2.jquery的 jvecto ... -
纯css的树型结构
2012-10-03 18:29 1278<html><head> ... -
jquery table拖拽排序
2012-07-14 21:45 7120参考http://dragsort.codeplex.com/ ...
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Direct3D 11(简称D3D11)是微软推出的一种强大的图形应用程序接口(API),用于开发高性能的3D图形应用,广泛应用于游戏开发、可视化设计等领域。在C++中,D3D11提供了一套丰富的函数和类,帮助开发者实现复杂的...
Direct3D 11是微软开发的图形API,用于创建高性能的3D图形应用程序。在Direct3D 11中,纹理是渲染场景时不可或缺的一部分,它们为模型提供了颜色、光照和其他视觉效果。本示例将深入讲解D3D11纹理的基础知识,包括...
本话题主要探讨如何使用Direct3D 11(D3D11)作为渲染引擎来构建一个播放器应用。 Direct3D 11是微软开发的图形应用程序接口(API),用于高效地处理游戏、视频和其他图形密集型应用的渲染。D3D11提供了比其前代更...
在DirectX 3D中,`D3DXCreateText`是一个非常实用的函数,用于创建3D文本对象,它允许开发者在3D场景中显示文本信息。 `D3DXCreateText` 函数的基本用法是这样的: ```cpp LPD3DXMESH pMesh = NULL; D3...
首先,我们需要引入d3.js库和相关的拓扑图插件,如d3拓扑图或d3网络图等。这些插件提供了预定义的图形元素和交互行为,简化了开发过程。 在创建拓扑图时,我们需要定义以下几个关键组成部分: 1. **数据模型**:...
例如,使用D3.js可以轻松创建线图、柱状图、饼图、散点图等常见图表。同时,通过SVG,开发者还可以构建矢量图形图标,这些图标在任何分辨率下都能保持清晰,非常适合响应式设计。 在提供的压缩包文件中,`d3.v3.js`...
《D3DWindower:将3D游戏窗口化的利器》 在现代的计算机技术中,3D游戏已经成为了游戏界的主流,它们以其丰富的视觉效果和沉浸式体验深受玩家喜爱。然而,有时候,我们可能需要在玩游戏的同时进行其他操作,比如...
本项目聚焦于使用d3vue结合Vue.js来开发Topo图,这是一种常用于展示网络拓扑结构、系统架构或者地理分布等复杂关系的图表。 首先,我们要理解什么是d3vue。d3vue是D3.js库与Vue.js框架的一个桥梁,它允许开发者将D3...