bower_components/gsap/src/uncompressed/TweenMax.js
function(v) {
				var t = this.t, //refers to the element's style property
					filters = t.filter || _getStyle(this.data, "filter") || "",
					val = (this.s + this.c * v) | 0,
					skip;
				if (val === 100) { //for older versions of IE that need to use a filter to apply opacity, we should remove the filter if opacity hits 1 in order to improve performance, but make sure there isn't a transform (matrix) or gradient in the filters.
					if (filters.indexOf("atrix(") === -1 && filters.indexOf("radient(") === -1 && filters.indexOf("oader(") === -1) {
						t.removeAttribute("filter");
						skip = (!_getStyle(this.data, "filter")); //if a class is applied that has an alpha filter, it will take effect (we don't want that), so re-apply our alpha filter in that case. We must first remove it and then check.
					} else {
						t.filter = filters.replace(_alphaFilterExp, "");
						skip = true;
					}
				}
				if (!skip) {
					if (this.xn1) {
						t.filter = filters = filters || ("alpha(opacity=" + val + ")"); //works around bug in IE7/8 that prevents changes to "visibility" from being applied properly if the filter is changed to a different alpha on the same frame.
					}
					if (filters.indexOf("pacity") === -1) { //only used if browser doesn't support the standard opacity style property (IE 7 and 8). We omit the "O" to avoid case-sensitivity issues
						if (val !== 0 || !this.xn1) { //bugs in IE7/8 won't render the filter properly if opacity is ADDED on the same frame/render as "visibility" changes (this.xn1 is 1 if this tween is an "autoAlpha" tween)
							t.filter = filters + " alpha(opacity=" + val + ")"; //we round the value because otherwise, bugs in IE7/8 can prevent "visibility" changes from being applied properly.
						}
					} else {
						t.filter = filters.replace(_opacityExp, "opacity=" + val);
					}
				}
			}
function(v) {
				var t = this.t, //refers to the element's style property
					filters = t.filter || _getStyle(this.data, "filter") || "",
					val = (this.s + this.c * v) | 0,
					skip;
				if (val === 100) { //for older versions of IE that need to use a filter to apply opacity, we should remove the filter if opacity hits 1 in order to improve performance, but make sure there isn't a transform (matrix) or gradient in the filters.
					if (filters.indexOf("atrix(") === -1 && filters.indexOf("radient(") === -1 && filters.indexOf("oader(") === -1) {
						t.removeAttribute("filter");
						skip = (!_getStyle(this.data, "filter")); //if a class is applied that has an alpha filter, it will take effect (we don't want that), so re-apply our alpha filter in that case. We must first remove it and then check.
					} else {
						t.filter = filters.replace(_alphaFilterExp, "");
						skip = true;
					}
				}
				if (!skip) {
					if (this.xn1) {
						t.filter = filters = filters || ("alpha(opacity=" + val + ")"); //works around bug in IE7/8 that prevents changes to "visibility" from being applied properly if the filter is changed to a different alpha on the same frame.
					}
					if (filters.indexOf("pacity") === -1) { //only used if browser doesn't support the standard opacity style property (IE 7 and 8). We omit the "O" to avoid case-sensitivity issues
						if (val !== 0 || !this.xn1) { //bugs in IE7/8 won't render the filter properly if opacity is ADDED on the same frame/render as "visibility" changes (this.xn1 is 1 if this tween is an "autoAlpha" tween)
							t.filter = filters + " alpha(opacity=" + val + ")"; //we round the value because otherwise, bugs in IE7/8 can prevent "visibility" changes from being applied properly.
						}
					} else {
						t.filter = filters.replace(_opacityExp, "opacity=" + val);
					}
				}
			}
function ( v ) { var t = this . t , //refers to the element's style property filters = t . filter || _getStyle ( this . data , "filter" ) || "" , val = ( this . s + this . c * v ) | 0 , skip ; if ( val === 100 ) { //for older versions of IE that need to use a filter to apply opacity, we should remove the filter if opacity hits 1 in order to improve performance, but make sure there isn't a transform (matrix) or gradient in the filters. if ( filters . indexOf ( "atrix(" ) === - 1 && filters . indexOf ( "radient(" ) === - 1 && filters . indexOf ( "oader(" ) === - 1 ) { t . removeAttribute ( "filter" ) ; skip = ( ! _getStyle ( this . data , "filter" ) ) ; //if a class is applied that has an alpha filter, it will take effect (we don't want that), so re-apply our alpha filter in that case. We must first remove it and then check. } else { t . filter = filters . replace ( _alphaFilterExp , "" ) ; skip = true ; } } if ( ! skip ) { if ( this . xn1 ) { t . filter = filters = filters || ( "alpha(opacity=" + val + ")" ) ; //works around bug in IE7/8 that prevents changes to "visibility" from being applied properly if the filter is changed to a different alpha on the same frame. } if ( filters . indexOf ( "pacity" ) === - 1 ) { //only used if browser doesn't support the standard opacity style property (IE 7 and 8). We omit the "O" to avoid case-sensitivity issues if ( val !== 0 || ! this . xn1 ) { //bugs in IE7/8 won't render the filter properly if opacity is ADDED on the same frame/render as "visibility" changes (this.xn1 is 1 if this tween is an "autoAlpha" tween) t . filter = filters + " alpha(opacity=" + val + ")" ; //we round the value because otherwise, bugs in IE7/8 can prevent "visibility" changes from being applied properly. } } else { t . filter = filters . replace ( _opacityExp , "opacity=" + val ) ; } } }
opacity-related
opacity - related