Search found 54 matches

by decai
31 Aug 2021, 14:30
Forum: General Discussion
Replies: 16
Views: 6876

Re: How to optimize performance using DrawingContext to draw 10000 lines?

We have a scene with more than 50000 lines, if you have interest the attachment file contains the data we dump from our app. Each line of the file present the start point and end point of one line. lines test data . As we can't upload zip file as attachment, we give a link to download it, if you can...
by decai
31 Aug 2021, 12:51
Forum: General Discussion
Replies: 16
Views: 6876

Re: How to optimize performance using DrawingContext to draw 10000 lines?

We combine some lines to a geometry and use drawGeometry for render, drawGeometry is slower than drawLine.
Actually the lines are wireframe of objects project to 2d canvas, we cannot use drawRectangle , but we'll try it.
by decai
31 Aug 2021, 11:55
Forum: General Discussion
Replies: 16
Views: 6876

Re: How to optimize performance using DrawingContext to draw 10000 lines?

Yes, we are not create pens or brushes every frame.
by decai
31 Aug 2021, 11:24
Forum: General Discussion
Replies: 16
Views: 6876

Re: How to optimize performance using DrawingContext to draw 10000 lines?

We using Noesis 3.1 with DrawLine. The lines may changing position by interactive with mouse every frame.
by decai
31 Aug 2021, 09:25
Forum: General Discussion
Replies: 16
Views: 6876

How to optimize performance using DrawingContext to draw 10000 lines?

Hi, our app has a feature to render objects as lines, when add more lines the performance is slow down, is there any way to optimize it? Thanks.
by decai
17 Aug 2021, 12:54
Forum: General Discussion
Replies: 9
Views: 6400

Re: 3.1.0 Background color with alpha render diffent as 3.0.12 in linear color space

We set the backgroud color FFFFFFFF, login boarder background color 80FF0000, we got this. Using color picker from the screen shot we found that the 3.1.0 version login board background color is DCBBBB and 3.0.12 is FFBBBB.
3.1.0 3.0.12.png
by decai
17 Aug 2021, 12:13
Forum: General Discussion
Replies: 9
Views: 6400

Re: 3.1.0 Background color with alpha render diffent as 3.0.12 in linear color space

if background color with no alpha 3.1.0 is the same as 3.0.12
by decai
17 Aug 2021, 10:45
Forum: General Discussion
Replies: 9
Views: 6400

3.1.0 Background color with alpha render diffent as 3.0.12 in linear color space

Hi We upgrade to NoesisGUI from 3.0.12 to 3.1.0, some UI backgroud with alpha not the same as before. We using Ogre as the render engine with linear color space. We have some test using the Login sample app. We can see that a little deffient between 3.0.12 and 3.1.0 with linear color space 3.0.12 Re...
by decai
28 Jan 2021, 12:34
Forum: General Discussion
Replies: 8
Views: 3534

Re: Native C++ program using C# code behind ???

Create Swift Noesis SDK is easy?