Christoph Hormann <chr### [at] gmxde> wrote:

> I assume you use a union of discs and trace it. This is not really
> linear..


Thank you for the hint! Now I know, why my render time rised with a power of
two whereas I assumed the contrary. But I've an idea to overcome this
challenge.


> A hardcoded implementation of this would still be way faster since you
> could store the plants in a spatial data structure.


What is a spatial data structure?


Norbert Kern

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