Template:Team:Aachen/detector.js

From 2014.igem.org

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/**
/**
  * @author alteredq / http://alteredqualia.com/
  * @author alteredq / http://alteredqualia.com/
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Latest revision as of 19:09, 22 August 2014

/**

* @author alteredq / http://alteredqualia.com/
* @author mr.doob / http://mrdoob.com/
*/

Detector = {

canvas: !! window.CanvasRenderingContext2D, webgl: ( function () { try { return !! window.WebGLRenderingContext && !! document.createElement( 'canvas' ).getContext( 'experimental-webgl' ); } catch( e ) { return false; } } )(), workers: !! window.Worker, fileapi: window.File && window.FileReader && window.FileList && window.Blob,

getWebGLErrorMessage: function () {

var element = document.createElement( 'div' ); element.id = 'webgl-error-message'; element.style.fontFamily = 'monospace'; element.style.fontSize = '13px'; element.style.fontWeight = 'normal'; element.style.textAlign = 'center'; element.style.background = '#fff'; element.style.color = '#000'; element.style.padding = '1.5em'; element.style.width = '400px'; element.style.margin = '5em auto 0';

if ( ! this.webgl ) {

element.innerHTML = window.WebGLRenderingContext ? [ 'Your graphics card does not seem to support <a href="http://khronos.org/webgl/wiki/Getting_a_WebGL_Implementation" style="color:#000">WebGL</a>.
', 'Find out how to get it <a href="http://get.webgl.org/" style="color:#000">here</a>.' ].join( '\n' ) : [ 'Your browser does not seem to support <a href="http://khronos.org/webgl/wiki/Getting_a_WebGL_Implementation" style="color:#000">WebGL</a>.
', 'Find out how to get it <a href="http://get.webgl.org/" style="color:#000">here</a>.' ].join( '\n' );

}

return element;

},

addGetWebGLMessage: function ( parameters ) {

var parent, id, element;

parameters = parameters || {};

parent = parameters.parent !== undefined ? parameters.parent : document.body; id = parameters.id !== undefined ? parameters.id : 'oldie';

element = Detector.getWebGLErrorMessage(); element.id = id;

parent.appendChild( element );

}

};