up
curves and associated curves.
interactive. in javascript.
curve:
cartesian
polar
Formulas:
t
is the generic parameter, ranging from
t min
to
t max
, specified below.
S
(capital) is the current seconds. To use this, you probably also want a positive vlue in
FPS
.
pi
and
e
are available, as well as the usual javascript math functions, but no need to prepend "Math.".
x:
theta:
y:
r:
t min:
t max:
S:
num pts:
max FPS:
normal len:
tangent len:
reflection len:
curve
parallels
normals
tangents
pedal
scaled parallels
reflection
yeah!
orion elenzil 201010, 201403