WebGLRenderingContext.bindRenderbuffer()

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

WebGL APIWebGLRenderingContext.bindRenderbuffer() 方法将给定的 WebGLRenderbuffer 绑定到一个目标,它必须是 gl.RENDERBUFFER。

语法

void gl.bindRenderbuffer(target, renderbuffer);

参数

target

GLenum 指定绑定点(目标)。可能的值:

  • gl.RENDERBUFFER: 以可渲染的内部格式对单个图像进行缓冲数据存储。
renderbuffer

要绑定的 WebGLRenderbuffer 对象。

返回值

None.

抛出错误

如果 target 不是 gl.RENDERBUFFER,则抛出 gl.INVALID_ENUM 错误。

示例

绑定一个渲染缓冲区

js
var canvas = document.getElementById("canvas");
var gl = canvas.getContext("webgl");
var renderbuffer = gl.createRenderbuffer();

gl.bindRenderbuffer(gl.RENDERBUFFER, renderbuffer);

获取当前绑定

要检查当前的渲染缓冲区绑定,请查询 RENDERBUFFER_BINDING 常量。

js
gl.getParameter(gl.RENDERBUFFER_BINDING);

规范

Specification
WebGL Specification
# 5.14.7

浏览器兼容性

Report problems with this compatibility data on GitHub
desktopmobile
Chrome
Edge
Firefox
Opera
Safari
Chrome Android
Firefox for Android
Opera Android
Safari on iOS
Samsung Internet
WebView Android
WebView on iOS
bindRenderbuffer

Legend

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Full support
Full support

参见