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Real-time in Line

Posted: Tue Dec 15, 2015 8:16 am
by 15675274
Dear:
I want draw 50000 points per second on the line,the repaint is too delay,about 3 seconds
later the Interface to refresh.Can you help me? I want Improve the efficiency of drawing.

I use the following methods to add data

foreach (SPoint da in SPoints)
{
line1.Add(da.XValue,da.YValue);
}

Re: Real-time in Line

Posted: Tue Dec 15, 2015 9:50 am
by Christopher
Hello,

Have you seen the Direct2D demo under:

%programfiles(x86)%\Steema Software\Steema TeeChart for .NET 2015 4.1.2015.08060\Examples\DemoProjectDirect2D\bin\ExecutableDemo\Direct2DDemo.exe
gdi_plus.PNG
gdi_plus.PNG (50.53 KiB) Viewed 5498 times
here you can see TeeChart drawing approximately 211,100 points a second in GDI+.