More colour

So, I decided to try and pursue the colour thing a bit further, and with a bit of a tweak, voila...

...however, the colour range is a bit broad and garish, so with some play...

I'm still not happy with the blending between the colours, and maybe the script needs a bit of a nudge to get it right, but I think there is something promising here. I might consider a rewrite of the code, however I also think I'm getting a bit restricted by this script, so maybe time to return to sound/vision based drawings. Time to dig out some old code...