The read-only WebGLShaderPrecisionFormat.rangeMax
property returns the base 2 log of the absolute value of the maximum value that can be represented.
Examples
var canvas = document.getElementById('canvas'); var gl = canvas.getContext('webgl'); gl.getShaderPrecisionFormat(gl.VERTEX_SHADER, gl.MEDIUM_FLOAT).rangeMax; // 127 gl.getShaderPrecisionFormat(gl.FRAGMENT_SHADER, gl.LOW_INT).rangeMax; // 24
Specifications
Specification | Status | Comment |
---|---|---|
WebGL 1.0 The definition of 'WebGLShaderPrecisionFormat.rangeMax' in that specification. |
Recommendation | Initial definition. |
Browser compatibility
The compatibility table in this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.
Desktop | Mobile | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
rangeMax | Chrome Full support 9 | Edge Full support 12 | Firefox Full support 4 | IE Full support 11 | Opera Full support 12 | Safari Full support 5.1 | WebView Android Full support Yes | Chrome Android Full support 25 | Firefox Android Full support Yes | Opera Android Full support 12 | Safari iOS Full support 8 | Samsung Internet Android Full support 1.5 |
Legend
- Full support
- Full support