Slow performance when changing layout.


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Anton Cherkasov
Anton Cherkasov
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Hello!

We using Nevron in our project, but we have some problems.
When we create huge map with more than 1000 objects and lot of connections among them - we have freezes when changing layout from one to another due to Nevrons calculations. Can we somehove improve performance?
We already using Multithreading if available.
Layouts that we use in our project:
- NLayeredGraphLayout;
- NOrthogonalGraphLayout;
- NSymmetricalLayout;
- NRadialGraphLayout;

Thanks for any reply.

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Anton Cherkasov
Anton Cherkasov
Forum Newbie (3 reputation)Forum Newbie (3 reputation)Forum Newbie (3 reputation)Forum Newbie (3 reputation)Forum Newbie (3 reputation)Forum Newbie (3 reputation)Forum Newbie (3 reputation)Forum Newbie (3 reputation)Forum Newbie (3 reputation)
Group: Forum Members
Posts: 3, Visits: 1
We can see some issues while rendering lot of links in map. Usually we don’t have problem with many nodes but many links can really kill rendering performance. For example in situation with 20 nodes each connected to another (total 400 links) the rendering performance is quite bad. We did some tests and usually there is no problem to render it quickly using GDI. Is there any way how to improve performance of it? We are especially interested in performance while doing scrolling – this is our main problem. Our maps are usually static and large so I could imagine some kind of tiling to be supported in Nevron - that means to render map and store tiles and update those tiles only if they were changed. Is (or would) something like tilling possible in Nevron diagram component? Another option how to speed up rendering would be some hardware acceleration (Direct2D, OpenGL) – is there any way how to use hardware accelerated rendering in Nevron diagram component?
GO

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