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		<p class="inheritance" translate="no"><a href="Pass.html">Pass</a> → </p>
	<h1 translate="no">ShaderPass</h1>
		<section>
			<header>
				<div class="class-description"><p>This pass can be used to create a post processing effect
with a raw GLSL shader object. Useful for implementing custom
effects.</p></div>
				<h2>Code Example</h2>
				<div translate="no"><pre><code class="language-js">const fxaaPass = new ShaderPass( FXAAShader );
composer.addPass( fxaaPass );
</code></pre></div>
			</header>
			<article>
				<h2 class="subsection-title">Import</h2>
				<p><span translate="no">ShaderPass</span> is an addon, and must be imported explicitly, see <a href="https://threejs.org/manual/#en/installation" target="_blank">Installation#Addons</a>.</p>
				<pre><code class="language-js">import { ShaderPass } from 'three/addons/postprocessing/ShaderPass.js';</code></pre>
				<div class="container-overview">
					<h2>Constructor</h2>
					<h3 class="name name-method" id="ShaderPass" translate="no">new <a href="#ShaderPass">ShaderPass</a><span class="signature">( shader : <span class="param-type">Object | ShaderMaterial</span>, textureID : <span class="param-type">string</span> )</span> </h3>
					<div class="method">
						<div class="description">
							<p>Constructs a new shader pass.</p>
						</div>
						<table class="params">
							<tbody>
								<tr>
									<td class="name"><code>shader</code></td>
									<td class="description last"><p>A shader object holding vertex and fragment shader as well as
defines and uniforms. It's also valid to pass a custom shader material.</p></td>
								</tr>
								<tr>
									<td class="name"><code>textureID</code></td>
									<td class="description last"><p>The name of the texture uniform that should sample
the read buffer.<br/>Default is <code>'tDiffuse'</code>.</p></td>
								</tr>
							</tbody>
						</table>
					</div>
				</div>
				<h2 class="subsection-title">Properties</h2>
				<div class="member">
					<h3 class="name" id="material" translate="no">.<a href="#material">material</a><span class="type-signature"> : <a href="ShaderMaterial.html">ShaderMaterial</a></span> </h3>
					<div class="description">
						<p>The pass material.</p>
					</div>
				</div>
				<div class="member">
					<h3 class="name" id="textureID" translate="no">.<a href="#textureID">textureID</a><span class="type-signature"> : string</span> </h3>
					<div class="description">
						<p>The name of the texture uniform that should sample the read buffer.<br/>Default is <code>'tDiffuse'</code>.</p>
					</div>
				</div>
				<div class="member">
					<h3 class="name" id="uniforms" translate="no">.<a href="#uniforms">uniforms</a><span class="type-signature"> : Object</span> </h3>
					<div class="description">
						<p>The pass uniforms.</p>
					</div>
				</div>
				<h2 class="subsection-title">Methods</h2>
					<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 the pass is no longer used in your app.</p>
						</div>
						<dl class="details">
							<dt class="tag-overrides"><strong>Overrides:</strong> <a href="Pass.html#dispose">Pass#dispose</a></dt>
						</dl>
					</div>
					<h3 class="name name-method" id="render" translate="no">.<a href="#render">render</a><span class="signature">( renderer : <span class="param-type">WebGLRenderer</span>, writeBuffer : <span class="param-type">WebGLRenderTarget</span>, readBuffer : <span class="param-type">WebGLRenderTarget</span>, deltaTime : <span class="param-type">number</span>, maskActive : <span class="param-type">boolean</span> )</span> </h3>
					<div class="method">
						<div class="description">
							<p>Performs the shader pass.</p>
						</div>
						<table class="params">
							<tbody>
								<tr>
									<td class="name"><code>renderer</code></td>
									<td class="description last"><p>The renderer.</p></td>
								</tr>
								<tr>
									<td class="name"><code>writeBuffer</code></td>
									<td class="description last"><p>The write buffer. This buffer is intended as the rendering
destination for the pass.</p></td>
								</tr>
								<tr>
									<td class="name"><code>readBuffer</code></td>
									<td class="description last"><p>The read buffer. The pass can access the result from the
previous pass from this buffer.</p></td>
								</tr>
								<tr>
									<td class="name"><code>deltaTime</code></td>
									<td class="description last"><p>The delta time in seconds.</p></td>
								</tr>
								<tr>
									<td class="name"><code>maskActive</code></td>
									<td class="description last"><p>Whether masking is active or not.</p></td>
								</tr>
							</tbody>
						</table>
						<dl class="details">
							<dt class="tag-overrides"><strong>Overrides:</strong> <a href="Pass.html#render">Pass#render</a></dt>
						</dl>
					</div>
				<h2 class="subsection-title">Source</h2>
				<p>
					<a href="https://github.com/mrdoob/three.js/blob/master/examples/jsm/postprocessing/ShaderPass.js" target="_blank" rel="noopener" translate="no">examples/jsm/postprocessing/ShaderPass.js</a>
				</p>
			</article>
		</section>
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