updates to mathjax plugin, incl more examples #531

1 files changed, 12 insertions, 1 deletions

diff --git a/plugin/math/math.js b/plugin/math/math.js
index 30dd38c..8ab74fa 100755
--- a/plugin/math/math.js
+++ b/plugin/math/math.js
@@ -6,10 +6,13 @@
  */
 (function(){
 
+	var config = Reveal.getConfig().math || {};
+	config.mode = config.mode || 'TeX-AMS_HTML-full';
+
 	var head = document.querySelector( 'head' );
 	var script = document.createElement( 'script' );
 	script.type = 'text/javascript';
-	script.src = 'http://cdn.mathjax.org/mathjax/latest/MathJax.js?config=TeX-AMS-MML_SVG-full';
+	script.src = 'http://cdn.mathjax.org/mathjax/latest/MathJax.js?config=' + config.mode;
 
 	// Detect when the script has loaded
 	script.onload = onScriptLoad;
@@ -28,8 +31,16 @@
 			tex2jax: { inlineMath: [['$','$'],['\\(','\\)']] }
 		});
 
+		// Process any math inside of the current slide when navigating,
+		// this is important since it's not possible to typeset
+		// equations within invisible elements (far future or past).
 		Reveal.addEventListener( 'slidechanged', function( event ) {
+
+			// This will only typeset equations that have not yet been
+			// processed, as well as equations that have change since
+			// last being processed.
 			MathJax.Hub.Update( event.currentSlide );
+
 		} );
 
 	}