The read-only WebGLShaderPrecisionFormat.rangeMin
property returns the base 2 log of the absolute value of the minimum value that can be represented.
The read-only WebGLShaderPrecisionFormat.rangeMin
property returns the base 2 log of the absolute value of the minimum value that can be represented.
js
const canvas = document.getElementById("canvas"); const gl = canvas.getContext("webgl"); gl.getShaderPrecisionFormat(gl.VERTEX_SHADER, gl.MEDIUM_FLOAT).rangeMin; // 127 gl.getShaderPrecisionFormat(gl.FRAGMENT_SHADER, gl.LOW_INT).rangeMin; // 24
Desktop | Mobile | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | WebView Android | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | |
rangeMin |
9 | 12 | 4 | 11 | 12 | 5.1 | 4.4 | 25 | 4 | 12 | 8 | 1.5 |
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https://developer.mozilla.org/en-US/docs/Web/API/WebGLShaderPrecisionFormat/rangeMin