Option Explicit
'Script written by <David Mans>
'Script copyrighted by <Neoarchaic Studio>
'Script version Monday, February 02, 2009 8:11:02 PM

Call Main()
Sub Main()
	Call Rhino.EnableRedraw(False)
	Call epitrochoid(6, 2, 4, 1000)
	Call Rhino.EnableRedraw(True)
End Sub
Function epitrochoid(a, b, c, count)
	epitrochoid = Null
	Dim i, q, t, m, x, y, z, arrOutput
	ReDim arrOutput(count)
	q=0
	
	m = a*b
	For i = 0 To 1 Step 1/count
		t = 2*PI*i
		x = ((m+b)*cos(t)-c*cos(((m+b)/b)*t))
		y = ((m+b)*sin(t)-c*sin(((m+b)/b)*t))
		z = 0
		arrOutput(q) = array(x,y,z)
		Call Rhino.addpoint(arrOutput(q))
		q=q+1
	Next
	
	epitrochoid = arrOutput
End Function