On Sunday, 6 November 2022 at 11:22:26 UTC, Joel wrote:
I found some code on the net but haven't been able to get it working properly. I trying to draw with mouse (any direction).

this is the classic integer line drawing algorithm...

https://en.wikipedia.org/wiki/Bresenham%27s_line_algorithm#Algorithm_for_integer_arithmetic

or you could use this...

https://github.com/cerjones/dg2d

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