(view high-res still at r=1234.3 here)
Mathematica code:
Animate[ DensityPlot[ Sin[r*Abs[(x + I y)^2]], {x, -2.5, 2.5}, {y, -2.5, 2.5}, PlotPoints -> 50, Mesh -> False, Frame -> False, ColorFunction -> Hue],{r,1234.7, 1235.7, .1}]