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  <!DOCTYPE html>  <html> <head>   <title>THREEx.GeometryWobble.js</title>   <meta http-equiv="content-type" content="text/html; charset=UTF-8">   <link rel="stylesheet" media="all" href="docco.css" /> </head> <body>   <div id="container">     <div id="background"></div>            <div id="jump_to">         Jump To &hellip;         <div id="jump_wrapper">           <div id="jump_page">                                           <a class="source" href="THREEx.CelShader.html">                 THREEx.CelShader.js               </a>                                           <a class="source" href="THREEx.DeviceOrientationState.html">                 THREEx.DeviceOrientationState.js               </a>                                           <a class="source" href="THREEx.FullScreen.html">                 THREEx.FullScreen.js               </a>                                           <a class="source" href="THREEx.GeometryUtils.html">                 THREEx.GeometryUtils.js               </a>                                           <a class="source" href="THREEx.GeometryWobble.html">                 THREEx.GeometryWobble.js               </a>                                           <a class="source" href="THREEx.KeyboardState.html">                 THREEx.KeyboardState.js               </a>                                           <a class="source" href="THREEx.LogoTurtle.html">                 THREEx.LogoTurtle.js               </a>                                           <a class="source" href="THREEx.PlasmaShader.html">                 THREEx.PlasmaShader.js               </a>                                           <a class="source" href="THREEx.SkyMap.html">                 THREEx.SkyMap.js               </a>                                           <a class="source" href="THREEx.WindowResize.html">                 THREEx.WindowResize.js               </a>                                           <a class="source" href="THREEx.glCapability.html">                 THREEx.glCapability.js               </a>                                           <a class="source" href="THREEx.requestAnimationFrame.html">                 THREEx.requestAnimationFrame.js               </a>                                           <a class="source" href="THREEx.screenshot.html">                 THREEx.screenshot.js               </a>                                           <a class="source" href="threex.embedded.html">                 threex.embedded.js               </a>                        </div>         </div>       </div>          <table cellpadding="0" cellspacing="0">       <thead>         <tr>           <th class="docs">             <h1>               THREEx.GeometryWobble.js             </h1>           </th>           <th class="code">           </th>         </tr>       </thead>       <tbody>                               <tr id="section-1">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-1">&#182;</a>               </div>                            </td>             <td class="code">               <div class="highlight"><pre><span class="kd">var</span> <span class="nx">THREEx</span>                <span class="o">=</span> <span class="nx">THREEx</span> <span class="o">||</span> <span class="p">{};</span>
  
  <span class="nx">THREEx</span><span class="p">.</span><span class="nx">GeometryWobble</span>        <span class="o">=</span> <span class="p">{};</span></pre></div>             </td>           </tr>                               <tr id="section-2">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-2">&#182;</a>               </div>               <p>Geometry Wobble
  based on paul lewis / areotwist - http://lab.aerotwist.com/webgl/undulating-monkey/>             </td>             <td class="code">               <div class="highlight"><pre><span class="nx">THREEx</span><span class="p">.</span><span class="nx">GeometryWobble</span><span class="p">.</span><span class="nx">init</span>        <span class="o">=</span> <span class="kd">function</span><span class="p">(</span><span class="nx">geometry</span><span class="p">)</span>
  <span class="p">{</span>
          <span class="k">for</span><span class="p">(</span><span class="kd">var</span> <span class="nx">i</span> <span class="o">=</span> <span class="mi">0</span><span class="p">;</span> <span class="nx">i</span> <span class="o">&lt;</span> <span class="nx">geometry</span><span class="p">.</span><span class="nx">vertices</span><span class="p">.</span><span class="nx">length</span><span class="p">;</span> <span class="nx">i</span><span class="o">++</span><span class="p">){</span>
                  <span class="kd">var</span> <span class="nx">vertex</span>        <span class="o">=</span> <span class="nx">geometry</span><span class="p">.</span><span class="nx">vertices</span><span class="p">[</span><span class="nx">i</span><span class="p">];</span>
                  <span class="nx">vertex</span><span class="p">.</span><span class="nx">originalPosition</span>        <span class="o">=</span> <span class="nx">vertex</span><span class="p">.</span><span class="nx">position</span><span class="p">.</span><span class="nx">clone</span><span class="p">();</span>
                  <span class="nx">vertex</span><span class="p">.</span><span class="nx">dirVector</span>        <span class="o">=</span> <span class="nx">vertex</span><span class="p">.</span><span class="nx">position</span><span class="p">.</span><span class="nx">clone</span><span class="p">().</span><span class="nx">normalize</span><span class="p">();</span>
          <span class="p">}</span>
          <span class="nx">geometry</span><span class="p">.</span><span class="nx">dynamic</span>        <span class="o">=</span> <span class="kc">true</span><span class="p">;</span>
          
          <span class="k">this</span><span class="p">.</span><span class="nx">cpuAxis</span><span class="p">(</span><span class="nx">geometry</span><span class="p">,</span> <span class="s1">&#39;y&#39;</span><span class="p">)</span>
  <span class="p">}</span>
  
  <span class="nx">THREEx</span><span class="p">.</span><span class="nx">GeometryWobble</span><span class="p">.</span><span class="nx">cpuAxis</span>        <span class="o">=</span> <span class="kd">function</span><span class="p">(</span><span class="nx">geometry</span><span class="p">,</span> <span class="nx">type</span><span class="p">,</span> <span class="nx">factor</span><span class="p">)</span>
  <span class="p">{</span>
          <span class="k">if</span><span class="p">(</span> <span class="nx">type</span> <span class="o">===</span> <span class="kc">undefined</span> <span class="p">)</span>        <span class="nx">type</span>        <span class="o">=</span> <span class="s1">&#39;x&#39;</span><span class="p">;</span>
          <span class="k">if</span><span class="p">(</span> <span class="nx">factor</span> <span class="o">===</span> <span class="kc">undefined</span> <span class="p">)</span>        <span class="nx">factor</span>        <span class="o">=</span> <span class="mf">0.2</span><span class="p">;</span>
          
          <span class="k">for</span><span class="p">(</span><span class="kd">var</span> <span class="nx">i</span> <span class="o">=</span> <span class="mi">0</span><span class="p">;</span> <span class="nx">i</span> <span class="o">&lt;</span> <span class="nx">geometry</span><span class="p">.</span><span class="nx">vertices</span><span class="p">.</span><span class="nx">length</span><span class="p">;</span> <span class="nx">i</span><span class="o">++</span><span class="p">)</span> <span class="p">{</span>
                  <span class="kd">var</span> <span class="nx">vertex</span>        <span class="o">=</span> <span class="nx">geometry</span><span class="p">.</span><span class="nx">vertices</span><span class="p">[</span><span class="nx">i</span><span class="p">];</span></pre></div>             </td>           </tr>                               <tr id="section-3">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-3">&#182;</a>               </div>               <p>Note: may need more axis ?</p>             </td>             <td class="code">               <div class="highlight"><pre>                <span class="k">if</span><span class="p">(</span> <span class="nx">type</span> <span class="o">===</span> <span class="s1">&#39;x&#39;</span> <span class="p">)</span>        <span class="nx">vertex</span><span class="p">.</span><span class="nx">axisValue</span>        <span class="o">=</span> <span class="nx">vertex</span><span class="p">.</span><span class="nx">originalPosition</span><span class="p">.</span><span class="nx">x</span> <span class="o">*</span> <span class="nx">factor</span><span class="p">;</span>
                  <span class="k">else</span> <span class="k">if</span><span class="p">(</span> <span class="nx">type</span> <span class="o">===</span> <span class="s1">&#39;y&#39;</span> <span class="p">)</span>        <span class="nx">vertex</span><span class="p">.</span><span class="nx">axisValue</span>        <span class="o">=</span> <span class="nx">vertex</span><span class="p">.</span><span class="nx">originalPosition</span><span class="p">.</span><span class="nx">y</span> <span class="o">*</span> <span class="nx">factor</span><span class="p">;</span>
                  <span class="k">else</span> <span class="k">if</span><span class="p">(</span> <span class="nx">type</span> <span class="o">===</span> <span class="s1">&#39;z&#39;</span> <span class="p">)</span>        <span class="nx">vertex</span><span class="p">.</span><span class="nx">axisValue</span>        <span class="o">=</span> <span class="nx">vertex</span><span class="p">.</span><span class="nx">originalPosition</span><span class="p">.</span><span class="nx">z</span> <span class="o">*</span> <span class="nx">factor</span><span class="p">;</span>
                  <span class="k">else</span>        <span class="nx">console</span><span class="p">.</span><span class="nx">assert</span><span class="p">(</span><span class="kc">false</span><span class="p">);</span>
          <span class="p">}</span>
  <span class="p">}</span>
  
  <span class="nx">THREEx</span><span class="p">.</span><span class="nx">GeometryWobble</span><span class="p">.</span><span class="nx">Animate</span>        <span class="o">=</span> <span class="kd">function</span><span class="p">(</span><span class="nx">geometry</span><span class="p">,</span> <span class="nx">phase</span><span class="p">,</span> <span class="nx">magnitude</span><span class="p">)</span>
  <span class="p">{</span>
          <span class="k">if</span><span class="p">(</span> <span class="nx">phase</span> <span class="o">===</span> <span class="kc">undefined</span> <span class="p">)</span>        <span class="nx">phase</span>                <span class="o">=</span> <span class="mi">0</span><span class="p">;</span>
          <span class="k">if</span><span class="p">(</span> <span class="nx">magnitude</span> <span class="o">===</span> <span class="kc">undefined</span> <span class="p">)</span>        <span class="nx">magnitude</span>        <span class="o">=</span> <span class="mf">0.2</span><span class="p">;</span>
          
          <span class="k">if</span><span class="p">(</span> <span class="k">typeof</span> <span class="nx">magnitude</span> <span class="o">===</span> <span class="s2">&quot;number&quot;</span> <span class="p">)</span>        <span class="nx">magnitude</span>        <span class="o">=</span> <span class="k">new</span> <span class="nx">THREE</span><span class="p">.</span><span class="nx">Vector3</span><span class="p">(</span><span class="nx">magnitude</span><span class="p">,</span> <span class="nx">magnitude</span><span class="p">,</span> <span class="nx">magnitude</span><span class="p">)</span>
  
          <span class="k">for</span><span class="p">(</span><span class="kd">var</span> <span class="nx">i</span> <span class="o">=</span> <span class="mi">0</span><span class="p">;</span> <span class="nx">i</span> <span class="o">&lt;</span> <span class="nx">geometry</span><span class="p">.</span><span class="nx">vertices</span><span class="p">.</span><span class="nx">length</span><span class="p">;</span> <span class="nx">i</span><span class="o">++</span><span class="p">)</span> <span class="p">{</span>
                  <span class="kd">var</span> <span class="nx">vertex</span>        <span class="o">=</span> <span class="nx">geometry</span><span class="p">.</span><span class="nx">vertices</span><span class="p">[</span><span class="nx">i</span><span class="p">];</span>
                  <span class="kd">var</span> <span class="nx">vertexPhase</span>        <span class="o">=</span> <span class="nb">Math</span><span class="p">.</span><span class="nx">cos</span><span class="p">(</span><span class="nx">phase</span> <span class="o">+</span> <span class="nx">vertex</span><span class="p">.</span><span class="nx">axisValue</span><span class="p">);</span>
                  
                  <span class="nx">vertex</span><span class="p">.</span><span class="nx">position</span><span class="p">.</span><span class="nx">x</span> <span class="o">=</span> <span class="nx">vertex</span><span class="p">.</span><span class="nx">originalPosition</span><span class="p">.</span><span class="nx">x</span> <span class="o">+</span> <span class="nx">vertexPhase</span> <span class="o">*</span> <span class="nx">vertex</span><span class="p">.</span><span class="nx">dirVector</span><span class="p">.</span><span class="nx">x</span> <span class="o">*</span> <span class="nx">magnitude</span><span class="p">.</span><span class="nx">x</span><span class="p">;</span>
                  <span class="nx">vertex</span><span class="p">.</span><span class="nx">position</span><span class="p">.</span><span class="nx">y</span> <span class="o">=</span> <span class="nx">vertex</span><span class="p">.</span><span class="nx">originalPosition</span><span class="p">.</span><span class="nx">y</span> <span class="o">+</span> <span class="nx">vertexPhase</span> <span class="o">*</span> <span class="nx">vertex</span><span class="p">.</span><span class="nx">dirVector</span><span class="p">.</span><span class="nx">y</span> <span class="o">*</span> <span class="nx">magnitude</span><span class="p">.</span><span class="nx">y</span><span class="p">;</span>
                  <span class="nx">vertex</span><span class="p">.</span><span class="nx">position</span><span class="p">.</span><span class="nx">z</span> <span class="o">=</span> <span class="nx">vertex</span><span class="p">.</span><span class="nx">originalPosition</span><span class="p">.</span><span class="nx">z</span> <span class="o">+</span> <span class="nx">vertexPhase</span> <span class="o">*</span> <span class="nx">vertex</span><span class="p">.</span><span class="nx">dirVector</span><span class="p">.</span><span class="nx">z</span> <span class="o">*</span> <span class="nx">magnitude</span><span class="p">.</span><span class="nx">z</span><span class="p">;</span>
          <span class="p">}</span>
          
          <span class="nx">geometry</span><span class="p">.</span><span class="nx">__dirtyVertices</span> <span class="o">=</span> <span class="kc">true</span><span class="p">;</span>
  <span class="p">}</span>
  
  </pre></div>             </td>           </tr>                </tbody>     </table>   </div> </body> </html> 


(C) Æliens 04/09/2009

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