The WebGLRenderingContext.getProgramInfoLog returns the information log for the specified WebGLProgram
object. It contains errors that occurred during failed linking or validation of WebGLProgram
objects.
WebGLRenderingContext.getProgramInfoLog()
Syntax
getProgramInfoLog(program)
Parameters
-
program
-
The
WebGLProgram
to query.
Return value
A string that contains diagnostic messages, warning messages, and other information about the last linking or validation operation. When a WebGLProgram
object is initially created, its information log will be a string of length 0.
Examples
Checking program errors
var program = gl.createProgram(); // Attach pre-existing shaders gl.attachShader(program, vertexShader); gl.attachShader(program, fragmentShader); gl.linkProgram(program); gl.getProgramInfoLog(program);
Specifications
Specification |
---|
WebGL Specification # 5.14.9 |
Browser compatibility
Desktop | Mobile | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | WebView Android | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | |
getProgramInfoLog |
9
|
12
|
4
|
11
|
12
|
5.1
|
4.4.3
|
25
|
4
|
12
|
8
|
1.5
|
See also
© 2005–2021 MDN contributors.
Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-US/docs/Web/API/WebGLRenderingContext/getProgramInfoLog