\catcode`@=11%
\VDDdef O(0,0)X(1,0)Y(0,1) % OX and OY are unit vectors
\VDDdef W(-3,-1)W'(6,8) % W and W' determine the window
\VDDdeflinepoint x:OX % x-axis
\VDDdeflinepoint y:OY % y-axis
\VDDdcanvas1:1
  \VDDdwholeline xy
  \VDDllinelinepointletter xy:OW':1:-1 % label O wrt W'
  \VDDdpoint X
  \VDDdpoint Y
  \VDDllinepointany x:X:W':1:$1$
  \VDDllinepointany y:Y:W':1:$1$
  \VDDllineedgeletter x:W':1:1 % label x axis wrt W'
  \VDDllineedgeletter y:W':-1:1 % label y axis wrt W'
  \parametricplot[plotpoints=400]{-3.12}{3.5}{%
    % formula for x = 1/3 t^3 - 2.25 t
    t t t 1 3 div mul mul mul -2.25 t mul add
    % formula for y = (t^2 - 2t) / 2
    t t mul -2 t mul add 2 div
  }%
\VDDdcanvasend
