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remote-controlling_the_camera.html

remote-controlling_the_camera.html 37 KB
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  510. </style>
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  511. </head>
    512. 

  512. <body class="article toc2 toc-left">
    513. 

  513. <div id="header">
    514. 

  514. <h1>Remote-Controlling the Camera</h1>
    515. 

  515. <div id="toc" class="toc2">
    516. 

  516. <div id="toctitle">Table of Contents</div>
    517. 

  517. <ul class="sectlevel1">
    518. 

  518. <li><a href="#positioning-the-camera">Positioning the Camera</a>
    519. 

  519. <ul class="sectlevel2">
    520. 

  520. <li><a href="#code-sample">Code Sample</a></li>
    521. 

  521. </ul>
    522. 

  522. </li>
    523. 

  523. <li><a href="#moving-the-camera">Moving the Camera</a></li>
    524. 

  524. </ul>
    525. 

  525. </div>
    526. 

  526. </div>
    527. 

  527. <div id="content">
    528. 

  528. <div class="sect1">
    529. 

  529. <h2 id="positioning-the-camera">Positioning the Camera</h2>
    530. 

  530. <div class="sectionbody">
    531. 

  531. <div class="paragraph">
    532. 

  532. <p>You can steer the camera using <a href="cinematics.html">Cinematics</a>:</p>
    533. 

  533. </div>
    534. 

  534. <div class="olist arabic">
    535. 

  535. <ol class="arabic">
    536. 

  536. <li>
    537. 

  537. <p>Create a Cinematic.</p>
    538. 

  538. </li>
    539. 

  539. <li>
    540. 

  540. <p>Create a CameraNode and bind the camera object to the Cinematic. Note that we also give the camera node a name in this step.</p>
    541. 

  541. <div class="listingblock">
    542. 

  542. <div class="content">
    543. 

  543. <pre class="CodeRay highlight"><code data-lang="java">----CameraNode camNode = cinematic.bindCamera(<span class="string"><span class="delimiter">&quot;</span><span class="content">topView</span><span class="delimiter">&quot;</span></span>, cam);----</code></pre>
    544. 

  544. </div>
    545. 

  545. </div>
    546. 

  546. </li>
    547. 

  547. <li>
    548. 

  548. <p>Position the camera node in its start location.</p>
    549. 

  549. </li>
    550. 

  550. <li>
    551. 

  551. <p>Use activateCamera() to give the control of the camera to this node. You now see the scene from this camera&#8217;s point of view. For example to see through the camera node named “topView, 6 seconds after the start of the cinematic, you&#8217;d write</p>
    552. 

  552. <div class="listingblock">
    553. 

  553. <div class="content">
    554. 

  554. <pre class="CodeRay highlight"><code data-lang="java">----cinematic.activateCamera(<span class="integer">6</span>, <span class="string"><span class="delimiter">&quot;</span><span class="content">topView</span><span class="delimiter">&quot;</span></span>);----</code></pre>
    555. 

  555. </div>
    556. 

  556. </div>
    557. 

  557. </li>
    558. 

  558. </ol>
    559. 

  559. </div>
    560. 

  560. <div class="sect2">
    561. 

  561. <h3 id="code-sample">Code Sample</h3>
    562. 

  562. <div class="listingblock">
    563. 

  563. <div class="content">
    564. 

  564. <pre class="CodeRay highlight"><code data-lang="java">flyCam.setEnabled(<span class="predefined-constant">false</span>);
    565. 

  565. Cinematic cinematic = <span class="keyword">new</span> Cinematic(rootNode, <span class="integer">20</span>);
    566. 

  566. 

  567. CameraNode camNodeTop = cinematic.bindCamera(<span class="string"><span class="delimiter">&quot;</span><span class="content">topView</span><span class="delimiter">&quot;</span></span>, cam);
    568. 

  568. camNodeTop.setControlDir(ControlDirection.SpatialToCamera);
    569. 

  569. camNodeTop.getControl(<span class="integer">0</span>).setEnabled(<span class="predefined-constant">false</span>);
    570. 

  570. 

  571. CameraNode camNodeSide = cinematic.bindCamera(<span class="string"><span class="delimiter">&quot;</span><span class="content">sideView</span><span class="delimiter">&quot;</span></span>, cam);
    572. 

  572. camNodeSide.setControlDir(ControlDirection.CameraToSpatial);
    573. 

  573. camNodeSide.getControl(<span class="integer">0</span>).setEnabled(<span class="predefined-constant">false</span>);</code></pre>
    574. 

  574. </div>
    575. 

  575. </div>
    576. 

  576. </div>
    577. 

  577. </div>
    578. 

  578. </div>
    579. 

  579. <div class="sect1">
    580. 

  580. <h2 id="moving-the-camera">Moving the Camera</h2>
    581. 

  581. <div class="sectionbody">
    582. 

  582. <div class="paragraph">
    583. 

  583. <p>If desired, attach the camNode to a MotionTrack to let it travel along waypoints. This is demonstrated in the <a href="http://code.google.com/p/jmonkeyengine/source/browse/trunk/engine/src/test/jme3test/animation/TestCinematic.java">TestCameraMotionPath.java example</a>.</p>
    584. 

  584. </div>
    585. 

  585. <div class="paragraph">
    586. 

  586. <p>&lt;tags&gt;&lt;tag target="camera" /&gt;&lt;tag target="documentation" /&gt;&lt;tag target="cinematics" /&gt;&lt;/tags&gt;</p>
    587. 

  587. </div>
    588. 

  588. </div>
    589. 

  589. </div>
    590. 

  590. </div>
    591. 

  591. <div id="footer">
    592. 

  592. <div id="footer-text">
    593. 

  593. Last updated 2016-05-21 23:44:18 UTC
    594. 

  594. </div>
    595. 

  595. </div>
    596. 

  596. </body>
    597. 

  597. </html>
    598.