w = up
s = down
a = left
d = right
q = left cannon
e = right cannon

up arrow = up
down arrow = down
left arrow = left
right arrow = right
page down = right cannon
delete key = left cannon

/* k and l added for use with alternate keyboards */
l = right cannon
k = left cannon

v = toggle axes
b = toggle wireframe
n = toggle normals
- or  _ = decrease tesselation
+ or = = increase tesselation