ObjectLoader.html 7.0 KB

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150
  1. <!DOCTYPE html>
  2. <html lang="en">
  3. <head>
  4. <meta charset="utf-8">
  5. <title>ObjectLoader - Three.js Docs</title>
  6. <meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
  7. <script src="../scripts/highlight.min.js"></script>
  8. <link type="text/css" rel="stylesheet" href="../styles/highlight-three.css">
  9. <link type="text/css" rel="stylesheet" href="../styles/page.css">
  10. </head>
  11. <body>
  12. <p class="inheritance" translate="no"><a href="Loader.html">Loader</a> → </p>
  13. <h1 translate="no">ObjectLoader</h1>
  14. <section>
  15. <header>
  16. <div class="class-description"><p>A loader for loading a JSON resource in the <a href="https://github.com/mrdoob/three.js/wiki/JSON-Object-Scene-format-4">JSON Object/Scene format</a>.
  17. The files are internally loaded via <a href="FileLoader.html">FileLoader</a>.</p></div>
  18. <h2>Code Example</h2>
  19. <div translate="no"><pre><code class="language-js">const loader = new THREE.ObjectLoader();
  20. const obj = await loader.loadAsync( 'models/json/example.json' );
  21. scene.add( obj );
  22. // Alternatively, to parse a previously loaded JSON structure
  23. const object = await loader.parseAsync( a_json_object );
  24. scene.add( object );
  25. </code></pre></div>
  26. </header>
  27. <article>
  28. <div class="container-overview">
  29. <h2>Constructor</h2>
  30. <h3 class="name name-method" id="ObjectLoader" translate="no">new <a href="#ObjectLoader">ObjectLoader</a><span class="signature">( manager : <span class="param-type">LoadingManager</span> )</span> </h3>
  31. <div class="method">
  32. <div class="description">
  33. <p>Constructs a new object loader.</p>
  34. </div>
  35. <table class="params">
  36. <tbody>
  37. <tr>
  38. <td class="name"><code>manager</code></td>
  39. <td class="description last"><p>The loading manager.</p></td>
  40. </tr>
  41. </tbody>
  42. </table>
  43. </div>
  44. </div>
  45. <h2 class="subsection-title">Methods</h2>
  46. <h3 class="name name-method" id="load" translate="no">.<a href="#load">load</a><span class="signature">( url : <span class="param-type">string</span>, onLoad : <span class="param-type">function</span>, onProgress : <span class="param-type">onProgressCallback</span>, onError : <span class="param-type">onErrorCallback</span> )</span> </h3>
  47. <div class="method">
  48. <div class="description">
  49. <p>Starts loading from the given URL and pass the loaded 3D object to the <code>onLoad()</code> callback.</p>
  50. </div>
  51. <table class="params">
  52. <tbody>
  53. <tr>
  54. <td class="name"><code>url</code></td>
  55. <td class="description last"><p>The path/URL of the file to be loaded. This can also be a data URI.</p></td>
  56. </tr>
  57. <tr>
  58. <td class="name"><code>onLoad</code></td>
  59. <td class="description last"><p>Executed when the loading process has been finished.</p></td>
  60. </tr>
  61. <tr>
  62. <td class="name"><code>onProgress</code></td>
  63. <td class="description last"><p>Executed while the loading is in progress.</p></td>
  64. </tr>
  65. <tr>
  66. <td class="name"><code>onError</code></td>
  67. <td class="description last"><p>Executed when errors occur.</p></td>
  68. </tr>
  69. </tbody>
  70. </table>
  71. <dl class="details">
  72. <dt class="tag-overrides"><strong>Overrides:</strong> <a href="Loader.html#load">Loader#load</a></dt>
  73. </dl>
  74. </div>
  75. <h3 class="name name-method" id="loadAsync" translate="no">.<a href="#loadAsync">loadAsync</a><span class="signature">( url : <span class="param-type">string</span>, onProgress : <span class="param-type">onProgressCallback</span> )</span><span class="type-signature"> : Promise.&lt;<a href="Object3D.html">Object3D</a>></span> <span class="type-signature">(async) </span></h3>
  76. <div class="method">
  77. <div class="description">
  78. <p>Async version of <a href="ObjectLoader.html#load">ObjectLoader#load</a>.</p>
  79. </div>
  80. <table class="params">
  81. <tbody>
  82. <tr>
  83. <td class="name"><code>url</code></td>
  84. <td class="description last"><p>The path/URL of the file to be loaded. This can also be a data URI.</p></td>
  85. </tr>
  86. <tr>
  87. <td class="name"><code>onProgress</code></td>
  88. <td class="description last"><p>Executed while the loading is in progress.</p></td>
  89. </tr>
  90. </tbody>
  91. </table>
  92. <dl class="details">
  93. <dt class="tag-overrides"><strong>Overrides:</strong> <a href="Loader.html#loadAsync">Loader#loadAsync</a></dt>
  94. </dl>
  95. <dl class="details">
  96. <dt class="tag-returns"><strong>Returns:</strong> A Promise that resolves with the loaded 3D object.</dt>
  97. </dl>
  98. </div>
  99. <h3 class="name name-method" id="parse" translate="no">.<a href="#parse">parse</a><span class="signature">( json : <span class="param-type">Object</span>, onLoad : <span class="param-type">onLoad</span> )</span><span class="type-signature"> : <a href="Object3D.html">Object3D</a></span> </h3>
  100. <div class="method">
  101. <div class="description">
  102. <p>Parses the given JSON. This is used internally by <a href="ObjectLoader.html#load">ObjectLoader#load</a>
  103. but can also be used directly to parse a previously loaded JSON structure.</p>
  104. </div>
  105. <table class="params">
  106. <tbody>
  107. <tr>
  108. <td class="name"><code>json</code></td>
  109. <td class="description last"><p>The serialized 3D object.</p></td>
  110. </tr>
  111. <tr>
  112. <td class="name"><code>onLoad</code></td>
  113. <td class="description last"><p>Executed when all resources (e.g. textures) have been fully loaded.</p></td>
  114. </tr>
  115. </tbody>
  116. </table>
  117. <dl class="details">
  118. <dt class="tag-overrides"><strong>Overrides:</strong> <a href="Loader.html#parse">Loader#parse</a></dt>
  119. </dl>
  120. <dl class="details">
  121. <dt class="tag-returns"><strong>Returns:</strong> The parsed 3D object.</dt>
  122. </dl>
  123. </div>
  124. <h3 class="name name-method" id="parseAsync" translate="no">.<a href="#parseAsync">parseAsync</a><span class="signature">( json : <span class="param-type">Object</span> )</span><span class="type-signature"> : Promise.&lt;<a href="Object3D.html">Object3D</a>></span> <span class="type-signature">(async) </span></h3>
  125. <div class="method">
  126. <div class="description">
  127. <p>Async version of <a href="ObjectLoader.html#parse">ObjectLoader#parse</a>.</p>
  128. </div>
  129. <table class="params">
  130. <tbody>
  131. <tr>
  132. <td class="name"><code>json</code></td>
  133. <td class="description last"><p>The serialized 3D object.</p></td>
  134. </tr>
  135. </tbody>
  136. </table>
  137. <dl class="details">
  138. <dt class="tag-returns"><strong>Returns:</strong> A Promise that resolves with the parsed 3D object.</dt>
  139. </dl>
  140. </div>
  141. <h2 class="subsection-title">Source</h2>
  142. <p>
  143. <a href="https://github.com/mrdoob/three.js/blob/master/src/loaders/ObjectLoader.js" target="_blank" rel="noopener" translate="no">src/loaders/ObjectLoader.js</a>
  144. </p>
  145. </article>
  146. </section>
  147. <script src="../scripts/linenumber.js"></script>
  148. <script src="../scripts/page.js"></script>
  149. </body>
  150. </html>
粤ICP备19079148号