Index: /issm/trunk/src/m/model/plot/plot_referential.m
===================================================================
--- /issm/trunk/src/m/model/plot/plot_referential.m	(revision 10431)
+++ /issm/trunk/src/m/model/plot/plot_referential.m	(revision 10432)
@@ -48,10 +48,41 @@
 	yend=ystart+len*Yhat(:,2);
 	hy=quiver(xstart,ystart,xend-xstart,yend-ystart,'Color','red','ShowArrowHead','on','AutoScale','off');
+
+	legend([hx,hy],'local X direction','local Y direction')
 else
-	error('3d not supported yet')
+	%plot mesh
+	A=elements(:,1); B=elements(:,2); C=elements(:,3); D=elements(:,4); E=elements(:,5); F=elements(:,6);
+	h1=patch( 'Faces', [A B C],'Vertices', [x y z],'FaceVertexCData', [1 1 1],'FaceColor','none','EdgeColor','black');
+	patch( 'Faces', [D E F],  'Vertices', [x y z],'FaceVertexCData', [1 1 1],'FaceColor','none','EdgeColor','black');
+	patch( 'Faces', [A B E D],'Vertices', [x y z],'FaceVertexCData', [1 1 1],'FaceColor','none','EdgeColor','black');
+	patch( 'Faces', [B E F C],'Vertices', [x y z],'FaceVertexCData', [1 1 1],'FaceColor','none','EdgeColor','black');
+	patch( 'Faces', [C A D F],'Vertices', [x y z],'FaceVertexCData', [1 1 1],'FaceColor','none','EdgeColor','black');
+	hold on;
+
+	xstart=x;
+	ystart=y;
+	zstart=z;
+	edgex=max(md.mesh.x(elements),[],2)-min(md.mesh.x(elements),[],2);
+	edgez=max(md.mesh.z(elements),[],2)-min(md.mesh.z(elements),[],2);
+	len=min(edgex)/1.5;
+	lenz=min(edgez)/1.5;
+	%plot X axis
+	xend=xstart+len*Xhat(:,1);
+	yend=ystart+len*Xhat(:,2);
+	zend=zstart+len*Xhat(:,3);
+	hx=quiver3(xstart,ystart,zstart,xend-xstart,yend-ystart,zend-zstart,'Color','blue','ShowArrowHead','on','AutoScale','off');
+	%plot Y axis
+	xend=xstart+len*Yhat(:,1);
+	yend=ystart+len*Yhat(:,2);
+	zend=zstart+len*Yhat(:,3);
+	hy=quiver3(xstart,ystart,zstart,xend-xstart,yend-ystart,zend-zstart,'Color','red','ShowArrowHead','on','AutoScale','off');
+	%plot Z axis
+	xend=xstart+lenz*Zhat(:,1);
+	yend=ystart+lenz*Zhat(:,2);
+	zend=zstart+lenz*Zhat(:,3);
+	hz=quiver3(xstart,ystart,zstart,xend-xstart,yend-ystart,zend-zstart,'Color','green','ShowArrowHead','on','AutoScale','off');
+
+	legend([hx,hy,hz],'local X direction','local Y direction','local Z direction')
 end
-
-%legend (disable warnings)
-legend([hx,hy],'local X direction','local Y direction')
 
 %apply options