1 files changed, 42 insertions, 0 deletions
diff --git a/source/bower_components/modernizr/feature-detects/webgl-extensions.js b/source/bower_components/modernizr/feature-detects/webgl-extensions.js
new file mode 100644
index 0000000..c005c00
--- /dev/null
+++ b/source/bower_components/modernizr/feature-detects/webgl-extensions.js
@@ -0,0 +1,42 @@
+
+// Grab the WebGL extensions currently supported and add to the Modernizr.webgl object
+// spec: www.khronos.org/registry/webgl/specs/latest/#5.13.14
+
+// based on code from ilmari heikkinen
+// code.google.com/p/graphics-detect/source/browse/js/detect.js
+
+
+(function(){
+
+    if (!Modernizr.webgl) return;
+
+    var canvas, ctx, exts;
+
+    try {
+        canvas  = document.createElement('canvas');
+        ctx     = canvas.getContext('webgl') || canvas.getContext('experimental-webgl');
+        exts    = ctx.getSupportedExtensions();
+    }
+    catch (e) {
+        return;
+    }
+
+    if (ctx === undefined) {
+        Modernizr.webgl = new Boolean(false);
+    }
+    else {
+        Modernizr.webgl = new Boolean(true);
+    }
+
+
+    for (var i = -1, len = exts.length; ++i < len; ){
+        Modernizr.webgl[exts[i]] = true;
+    }
+
+    // hack for addressing modernizr testsuite failures. sorry.
+    if (window.TEST && TEST.audvid){
+        TEST.audvid.push('webgl');
+    }
+
+    canvas = undefined;
+})();
+\ No newline at end of file