samien
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three.js
kopia lustrzana https://github.com/mrdoob/three.js.git


			
				
					
						
						
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	<h1 translate="no">Skeleton</h1>
		<section>
			<header>
				<div class="class-description"><p>Class for representing the armatures in <code>three.js</code>. The skeleton
is defined by a hierarchy of bones.</p></div>
				<h2>Code Example</h2>
				<div translate="no"><pre><code class="language-js">const bones = [];
const shoulder = new THREE.Bone();
const elbow = new THREE.Bone();
const hand = new THREE.Bone();
shoulder.add( elbow );
elbow.add( hand );
bones.push( shoulder , elbow, hand);
shoulder.position.y = -5;
elbow.position.y = 0;
hand.position.y = 5;
const armSkeleton = new THREE.Skeleton( bones );
</code></pre></div>
			</header>
			<article>
				<div class="container-overview">
					<h2>Constructor</h2>
					<h3 class="name name-method" id="Skeleton" translate="no">new <a href="#Skeleton">Skeleton</a><span class="signature">( bones : <span class="param-type">Array.&lt;<a href="Bone.html">Bone</a>></span>, boneInverses : <span class="param-type">Array.&lt;<a href="Matrix4.html">Matrix4</a>></span> )</span> </h3>
					<div class="method">
						<div class="description">
							<p>Constructs a new skeleton.</p>
						</div>
						<table class="params">
							<tbody>
								<tr>
									<td class="name">
										<strong>bones</strong>
									</td>
									<td class="description last">
										<p>An array of bones.</p>
									</td>
								</tr>
								<tr>
									<td class="name">
										<strong>boneInverses</strong>
									</td>
									<td class="description last">
										<p>An array of bone inverse matrices.
If not provided, these matrices will be computed automatically via <a href="Skeleton.html#calculateInverses">Skeleton#calculateInverses</a>.</p>
									</td>
								</tr>
							</tbody>
						</table>
					</div>
				</div>
				<h2 class="subsection-title">Properties</h2>
				<div class="member">
					<h3 class="name" id="boneInverses" translate="no">.<a href="#boneInverses">boneInverses</a><span class="type-signature"> : Array.&lt;<a href="Matrix4.html">Matrix4</a>></span> </h3>
					<div class="description">
						<p>An array of bone inverse matrices.</p>
					</div>
				</div>
				<div class="member">
					<h3 class="name" id="boneMatrices" translate="no">.<a href="#boneMatrices">boneMatrices</a><span class="type-signature"> : Float32Array</span> </h3>
					<div class="description">
						<p>An array buffer holding the bone data.
Input data for <a href="Skeleton.html#boneTexture">Skeleton#boneTexture</a>.</p>
						<p>Default is <code>null</code>.</p>
					</div>
				</div>
				<div class="member">
					<h3 class="name" id="boneTexture" translate="no">.<a href="#boneTexture">boneTexture</a><span class="type-signature"> : <a href="DataTexture.html">DataTexture</a></span> </h3>
					<div class="description">
						<p>A texture holding the bone data for use
in the vertex shader.</p>
						<p>Default is <code>null</code>.</p>
					</div>
				</div>
				<div class="member">
					<h3 class="name" id="bones" translate="no">.<a href="#bones">bones</a><span class="type-signature"> : Array.&lt;<a href="Bone.html">Bone</a>></span> </h3>
					<div class="description">
						<p>An array of bones defining the skeleton.</p>
					</div>
				</div>
				<h2 class="subsection-title">Methods</h2>
					<h3 class="name name-method" id="calculateInverses" translate="no">.<a href="#calculateInverses">calculateInverses</a><span class="signature">()</span> </h3>
					<div class="method">
						<div class="description">
							<p>Computes the bone inverse matrices. This method resets <a href="Skeleton.html#boneInverses">Skeleton#boneInverses</a>
and fills it with new matrices.</p>
						</div>
					</div>
					<h3 class="name name-method" id="clone" translate="no">.<a href="#clone">clone</a><span class="signature">()</span><span class="type-signature"> : <a href="Skeleton.html">Skeleton</a></span> </h3>
					<div class="method">
						<div class="description">
							<p>Returns a new skeleton with copied values from this instance.</p>
						</div>
						<dl class="details">
							<dt class="tag-returns"><strong>Returns:</strong> A clone of this instance.</dt>
						</dl>
					</div>
					<h3 class="name name-method" id="computeBoneTexture" translate="no">.<a href="#computeBoneTexture">computeBoneTexture</a><span class="signature">()</span><span class="type-signature"> : <a href="Skeleton.html">Skeleton</a></span> </h3>
					<div class="method">
						<div class="description">
							<p>Computes a data texture for passing bone data to the vertex shader.</p>
						</div>
						<dl class="details">
							<dt class="tag-returns"><strong>Returns:</strong> A reference of this instance.</dt>
						</dl>
					</div>
					<h3 class="name name-method" id="dispose" translate="no">.<a href="#dispose">dispose</a><span class="signature">()</span> </h3>
					<div class="method">
						<div class="description">
							<p>Frees the GPU-related resources allocated by this instance. Call this
method whenever this instance is no longer used in your app.</p>
						</div>
					</div>
					<h3 class="name name-method" id="fromJSON" translate="no">.<a href="#fromJSON">fromJSON</a><span class="signature">( json : <span class="param-type">Object</span>, bones : <span class="param-type">Object.&lt;string, <a href="Bone.html">Bone</a>></span> )</span><span class="type-signature"> : <a href="Skeleton.html">Skeleton</a></span> </h3>
					<div class="method">
						<div class="description">
							<p>Setups the skeleton by the given JSON and bones.</p>
						</div>
						<table class="params">
							<tbody>
								<tr>
									<td class="name">
										<strong>json</strong>
									</td>
									<td class="description last">
										<p>The skeleton as serialized JSON.</p>
									</td>
								</tr>
								<tr>
									<td class="name">
										<strong>bones</strong>
									</td>
									<td class="description last">
										<p>An array of bones.</p>
									</td>
								</tr>
							</tbody>
						</table>
						<dl class="details">
							<dt class="tag-returns"><strong>Returns:</strong> A reference of this instance.</dt>
						</dl>
					</div>
					<h3 class="name name-method" id="getBoneByName" translate="no">.<a href="#getBoneByName">getBoneByName</a><span class="signature">( name : <span class="param-type">string</span> )</span><span class="type-signature"> : <a href="Bone.html">Bone</a> | undefined</span> </h3>
					<div class="method">
						<div class="description">
							<p>Searches through the skeleton's bone array and returns the first with a
matching name.</p>
						</div>
						<table class="params">
							<tbody>
								<tr>
									<td class="name">
										<strong>name</strong>
									</td>
									<td class="description last">
										<p>The name of the bone.</p>
									</td>
								</tr>
							</tbody>
						</table>
						<dl class="details">
							<dt class="tag-returns"><strong>Returns:</strong> The found bone. <code>undefined</code> if no bone has been found.</dt>
						</dl>
					</div>
					<h3 class="name name-method" id="init" translate="no">.<a href="#init">init</a><span class="signature">()</span> </h3>
					<div class="method">
						<div class="description">
							<p>Initializes the skeleton. This method gets automatically called by the constructor
but depending on how the skeleton is created it might be necessary to call this method
manually.</p>
						</div>
					</div>
					<h3 class="name name-method" id="pose" translate="no">.<a href="#pose">pose</a><span class="signature">()</span> </h3>
					<div class="method">
						<div class="description">
							<p>Resets the skeleton to the base pose.</p>
						</div>
					</div>
					<h3 class="name name-method" id="toJSON" translate="no">.<a href="#toJSON">toJSON</a><span class="signature">()</span><span class="type-signature"> : Object</span> </h3>
					<div class="method">
						<div class="description">
							<p>Serializes the skeleton into JSON.</p>
						</div>
						<dl class="details">
							<dt class="tag-see">See:</dt>
							<dd class="tag-see">
								<ul>
									<li><a href="ObjectLoader.html#parse">ObjectLoader#parse</a></li>
								</ul>
							</dd>
						</dl>
						<dl class="details">
							<dt class="tag-returns"><strong>Returns:</strong> A JSON object representing the serialized skeleton.</dt>
						</dl>
					</div>
					<h3 class="name name-method" id="update" translate="no">.<a href="#update">update</a><span class="signature">()</span> </h3>
					<div class="method">
						<div class="description">
							<p>Resets the skeleton to the base pose.</p>
						</div>
					</div>
				<h2 class="subsection-title">Source</h2>
				<p>
					<a href="https://github.com/mrdoob/three.js/blob/master/src/objects/Skeleton.js" translate="no" target="_blank" rel="noopener">src/objects/Skeleton.js</a>
				</p>
			</article>
		</section>
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