WebGLRenderingContext: linkProgram() method

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.

Note: This feature is available in Web Workers.

The WebGLRenderingContext interface's linkProgram() method links a given WebGLProgram, completing the process of preparing the GPU code for the program's fragment and vertex shaders.

Syntax

js
linkProgram(program)

Parameters

program

The WebGLProgram to link.

Return value

None (undefined).

Examples

js
const program = gl.createProgram();

// Attach pre-existing shaders
gl.attachShader(program, vertexShader);
gl.attachShader(program, fragmentShader);

gl.linkProgram(program);

if (!gl.getProgramParameter(program, gl.LINK_STATUS)) {
  const info = gl.getProgramInfoLog(program);
  throw new Error(`Could not compile WebGL program. \n\n${info}`);
}

Specifications

Specification
WebGL Specification
# 5.14.9

Browser compatibility

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See also