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authorPeter Bengtsson <mail@peterbe.com>2020-12-08 14:40:17 -0500
committerPeter Bengtsson <mail@peterbe.com>2020-12-08 14:40:17 -0500
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+---
+title: WebGLRenderingContext.bindRenderbuffer()
+slug: Web/API/WebGLRenderingContext/bindRenderbuffer
+tags:
+ - API
+ - Method
+ - Reference
+ - WebGL
+ - WebGLRenderingContext
+translation_of: Web/API/WebGLRenderingContext/bindRenderbuffer
+---
+<div>{{APIRef("WebGL")}}</div>
+
+<p><a href="/en-US/docs/Web/API/WebGL_API">WebGL API</a> 的 <strong><code>WebGLRenderingContext.bindRenderbuffer()</code></strong> 方法将给定的 {{domxref("WebGLRenderbuffer")}} 绑定到一个目标,它必须是 gl.RENDERBUFFER 。</p>
+
+<h2 id="语法">语法</h2>
+
+<pre class="syntaxbox">void <var>gl</var>.bindRenderbuffer(<var>target</var>, <var>renderbuffer</var>);
+</pre>
+
+<h3 id="参数">参数</h3>
+
+<dl>
+ <dt>target</dt>
+ <dd>{{domxref("GLenum")}} 指定绑定点(目标)。 可能的值:
+ <ul>
+ <li><code>gl.RENDERBUFFER</code>: 以可渲染的内部格式对单个图像进行缓冲数据存储。</li>
+ </ul>
+ </dd>
+ <dt>renderbuffer</dt>
+ <dd>要绑定的 {{domxref("WebGLRenderbuffer")}} 对象。</dd>
+</dl>
+
+<h3 id="返回值">返回值</h3>
+
+<p>None.</p>
+
+<h3 id="抛出错误">抛出错误</h3>
+
+<p>如果 <code>target</code> 不是 <code>gl.RENDERBUFFER</code>,则抛出 <code>gl.INVALID_ENUM </code>错误。</p>
+
+<h2 id="示例">示例</h2>
+
+<h3 id="绑定一个渲染缓冲区">绑定一个渲染缓冲区</h3>
+
+<pre class="brush: js">var canvas = document.getElementById('canvas');
+var gl = canvas.getContext('webgl');
+var renderbuffer = gl.createRenderbuffer();
+
+gl.bindRenderbuffer(gl.RENDERBUFFER, renderbuffer);
+</pre>
+
+<h3 id="获取当前绑定">获取当前绑定</h3>
+
+<p>要检查当前的渲染缓冲区绑定,请查询 <code>RENDERBUFFER_BINDING </code>常量。</p>
+
+<pre class="brush: js">gl.getParameter(gl.RENDERBUFFER_BINDING);
+</pre>
+
+<h2 id="说明">说明</h2>
+
+<table class="standard-table">
+ <tbody>
+ <tr>
+ <th scope="col">Specification</th>
+ <th scope="col">Status</th>
+ <th scope="col">Comment</th>
+ </tr>
+ <tr>
+ <td>{{SpecName('WebGL', "#5.14.7", "bindRenderbuffer")}}</td>
+ <td>{{Spec2('WebGL')}}</td>
+ <td>初始定义.</td>
+ </tr>
+ <tr>
+ <td>{{SpecName('OpenGL ES 2.0', "glBindRenderbuffer.xml", "glBindRenderbuffer")}}</td>
+ <td>{{Spec2('OpenGL ES 2.0')}}</td>
+ <td>OpenGL API手册.</td>
+ </tr>
+ </tbody>
+</table>
+
+<h2 id="浏览器兼容性">浏览器兼容性</h2>
+
+<p class="hidden">The compatibility table in this page is generated from structured data. If you'd like to contribute to the data, please check out <a href="https://github.com/mdn/browser-compat-data">https://github.com/mdn/browser-compat-data</a> and send us a pull request.</p>
+
+<p>{{Compat("api/WebGLRenderingContext", "WebGLRenderingContext.bindRenderbuffer")}}</p>
+
+<h2 id="另见">另见</h2>
+
+<ul>
+ <li>{{domxref("WebGLRenderingContext.createRenderbuffer()")}}</li>
+ <li>{{domxref("WebGLRenderingContext.deleteRenderbuffer()")}}</li>
+ <li>{{domxref("WebGLRenderingContext.isRenderbuffer()")}}</li>
+ <li>Other buffers: {{domxref("WebGLBuffer")}}, {{domxref("WebGLFramebuffer")}}</li>
+</ul>