The read-only WebGLShaderPrecisionFormat.rangeMax
property returns the base 2 log of the absolute value of the maximum value that can be represented.
ExamplesEdit
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
SpecificationsEdit
Specification | Status | Comment |
---|---|---|
WebGL 1.0 The definition of 'WebGLShaderPrecisionFormat.rangeMax' in that specification. |
Recommendation | Initial definition. |
Browser compatibilityEdit
Feature | Chrome | Firefox (Gecko) | Internet Explorer | Opera | Safari |
---|---|---|---|---|---|
Basic support | 9 | 11.0 (11.0) | 11 | 12 | 5.1 |