The WebGL2RenderingContext.getFragDataLocation() method of the WebGL 2 API returns the binding of color numbers to user-defined varying out variables.
The WebGL2RenderingContext.getFragDataLocation() method of the WebGL 2 API returns the binding of color numbers to user-defined varying out variables.
js
getFragDataLocation(program, name)
programA WebGLProgram to query.
nameA string specifying the name of the user-defined varying out variable.
A GLint indicating the assigned color number binding, or -1 otherwise.
js
// program is a linked WebGLProgram gl.getFragDataLocation(program, "fragColor");
| Specification |
|---|
| WebGL 2.0 Specification # 3.7.7 |
| Desktop | Mobile | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | WebView Android | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | |
getFragDataLocation |
56 | 79 | 51 | No | 43 | 15 | 58 | 58 | 51 | 43 | 15 | 7.0 |
WebGLRenderingContext.createProgram()WebGLRenderingContext.deleteProgram()WebGLRenderingContext.isProgram()WebGLRenderingContext.linkProgram()WebGLRenderingContext.useProgram()WebGLRenderingContext.validateProgram()WebGLRenderingContext.getProgramParameter()WebGLRenderingContext.getProgramInfoLog()
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https://developer.mozilla.org/en-US/docs/Web/API/WebGL2RenderingContext/getFragDataLocation