plot a vector in oposite direction only if flag antipodal is set

Cra2yDavid · Nov 2, 2019 · a90eb88 · a90eb88
1 parent 707f714
commit a90eb88
Showing 1 changed file with 4 additions and 2 deletions.
diff --git a/geometry/@vector3d/quiver3.m b/geometry/@vector3d/quiver3.m
@@ -46,8 +46,10 @@
 v = v.*1.05;
 
 h = optiondraw(quiver3(v.x,v.y,v.z,d.x,d.y,d.z,options{:}),varargin{:});
-d = -d;
-h = optiondraw(quiver3(v.x,v.y,v.z,d.x,d.y,d.z,options{:}),varargin{:});
+if d.antipodal
+  d = -d;
+  h = [h,optiondraw(quiver3(v.x,v.y,v.z,d.x,d.y,d.z,options{:}),varargin{:})];
+end
 
 % finalize the plot
 axis equal off