import rhinoscriptsyntax as rs
import random as tan

# delet everything and start from scratch
rs.DeleteObjects(rs.AllObjects())

# create a box 
def make_box(insertion = [0,0,0], xsize=10, ysize=10, zsize=10):
    corners = [[0,0,0], [xsize, 0, 0], [xsize, ysize, 0], [0, ysize, 0], [0, 0, zsize], [xsize, 0, zsize], [xsize, ysize, zsize], [0, ysize, zsize]]
    box=rs.AddBox(corners)
    rs.MoveObject(box, (-xsize/2, -ysize/2, 0))
    rs.MoveObject(box, insertion)
    return(box)

p_num = 20
#crv = rs.AddLine([0,0,0], [100,9,50])
#crv = rs.AddPolyline([[0,0,0], [50,0,50], [70,40,20], [100,0,0]])
crv = rs.AddCurve([[0,0,0], [50,0,50], [70,40,20], [100,0,0]], 3)
#rs.RebuildCurve(crv, 3, p_num)
c_len = rs.CurveLength(crv)
seg_len = c_len / p_num
print seg_len
pts = rs.DivideCurveEquidistant(crv, seg_len, create_points = True, return_points = True)

print c_len
#pts = rs.CurvePoints(crv)


for p in pts:
    #rs.AddCircle(p, seg_len)
    param = rs.CurveClosestPoint(crv, p)
    normal = rs.CurveTangent(crv, param)
    t_angel = rs.Angle([0,0,0], normal)[0]
    box = make_box(p, xsize=seg_len, ysize=4*seg_len, zsize=seg_len/4)
    rs.RotateObject(box, p, t_angel, [0,0,1])