Member Avatar for Maritime

Hello,
anyone can help me to complete special grids on picture box.
My program is running, but drawing is not so fast !

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Member Avatar for Comatose

How exactly are you drawing the lines? I would suggest looking into API calls on GDI, to speed up your graphic drawing.

Member Avatar for Maritime

Drawing arc of circle using .Pset method
This is an astronomical application, projection
of celsetial grid on the plan of horizon.
It looks like Wiresphere.

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