SharpPlot Tutorials > Style Examples > Hollow center on Polar charts Hollow center on Polar charts
Polar gridlines radiate from the first tick.
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sp.PolarChartStyle = PolarChartStyles.HollowCenter;
For charts with a very ‘busy’ radial grid, this reduces the dartboard effect.
See also ...SharpPlot Members | SharpPlot.PolarChartStyle Property
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