Как нарисовать разноцветное яйцо в Visual Basic 6.0?

Dim x1(), y1(), a1(), L1()
Private Sub Комманда1_Click()
Cls
DrawWidth = 2
pi = 4 * Atn(1)
x0 = 350
y0 = 180
bb = 160
ss = 6
n = 0
ReDim x1(num), y1(num), a1(num), L1(num)
xx1 = 0: yy1 = 0: k = 1: j = 1
'*********************************shadow******
For a = 180 To 0 Step -6
 For x = -a To a Step 0.5
  If KeyAscii = 32 Then End
   If k = -1 And j = 1 Then j = -j
   an = a / 1.2: xn = x / 1.2
  tn = (an ^ 2 - xn ^ 2)
  If tn > 0 Then
    yn = k * tn ^ 0.5 / 4
        qrrn = Abs(255 - (-a + 180) / 1)
        qggn = Abs(255 - (-a + 180) / 1)
        qbbn = Abs(255 - (-a + 180))
     col = RGB(qrrn, qggn, qbbn)
     xx = xn
     yy = 110 + yn
     If ss > 1 Then Line (xx + 350 + (a - 180) / 2, yy + 300)-Step(ss, ss), col, BF
     If ss = 1 Then PSet (xx + 350, yy + 300), col
     Else
       zzzz = 0
     End If
     k = -k: j = -j
    Next x
    n = n + 1
    Next a
     '**********************************egg********  
For a = 180 To 0 Step -3
'For b = 1# To 1.007 Step 0.001
 For x = -a To a Step 0.05
  If KeyAscii = 32 Then End
   If k = -1 And j = 1 Then j = -j
   t = (a ^ 2 - x ^ 2)
  If t > 0 Then
    y = (a - 180) / 2 + k * t ^ 0.5 / (1.6 * 1.0014 ^ x)
        qrr = Abs(255 - a / 2.5)
        qgg = Abs(255 - a / 1.5)
        qbb = Abs(255 - a)
     col = RGB(qrr, qgg, qbb)
     xx = x
     yy = y
     If ss > 1 Then Line (xx + 350 + (a - 180) / 2, yy + 300)-Step(ss, ss), col, BF
     If ss = 1 Then PSet (xx + 350, yy + 300), col
     Else
       zzzz = 0
     End If
    k = -k: j = -j
    Next x
    n = n + 1
    Next a
End Sub