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TOPIC: A simple case of BlueKenue has badly meshed parts

Re: A simple case of BlueKenue has badly meshed parts 12 years 3 months ago #5345

  • robinson2012
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Hello,

I think it maight be better to enable the dynamic input of coordinates, just like AutoCAD. Undo manipulations should be permitted to aviod unnecessarily repeated work. Some basic shortcuts could be a good way to improve efficiency of manipulation. Automatic detection of badly meshed elements...

P.S.: I'm just a new user of BlueKenue,those suggustions are too superficial i'm afraid.

Best regard.
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Re: A simple case of BlueKenue has badly meshed parts 12 years 3 months ago #5347

  • saadben
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Serrer wrote:
Robinson2012:

As Christophe said, these issues are resolved in the next version.

In the meantime...
What flexibility are you looking for???
Do you have suggestions for improving the GUI??

Cheers... Martin

Hi

When the next version will be available??

Regards,
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Creating a Blue Kenue mesh with rigorous boundary nodes 12 years 2 months ago #5375

  • Serrer
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Hello everyone,

Saad sent me the following email and I replied privately but think that
the rest of the group can benefit from the answer.
Why the mesh exceeds the framework that i defined in "outline"??
And in other places, the mesh does not take into account some areas of
the "outline"...
It’s a regular problem with BK or I made a mistake somewhere when I
defined my mesh generator??

Here is my response and the working t3m file.


Hi Saad,

When building an “analytic” mesh as is the case here, the key is to:
1. define your boundary nodes exactly as you require them,
2. and turn off the “Resample Outline” option.

The “outline resampling” process does not necessarily incorporate all supplied
geometric points. The same holds true for “soft lines”.

The reason is that, imagine you are supplying a shoreline (outline) that comes from a GIS
dataset where the point spacing is quite arbitrary and usually includes much more
detail than you would require for a mesh.
There is no reasonable way (that I can come up with) to automatically determine which
geometry to include and which geometry to discard.

I’ve modified your “outline” and attached the new t3m file here.

The process to modify your outline (in Blue Kenue) was as follows.
1. Resample the whole outline to 5m (using the “Max distance” method)
2. Split the resulting line at the 2m/5m boundaries (using “Split Selected Line”)
3. Resample the 3 short segments to 2m.
4. Merge all resulting lines to create the new outline (using “Append”)

Cheers… Martin


BTW: The NRC WEB people have fixed the problem with downloading Blue Kenue from the archive site.
However they are still working on incorporating the download pages into the new NRC WEB site. The new pages will have the links to download my very latest builds. (Version 3.3.4)
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Re: Creating a Blue Kenue mesh with rigorous boundary nodes 12 years 2 months ago #5378

  • Serrer
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Hi All,

My apologies...
The previous attachment has a problem...
Here is the working version.

Cheers... Martin
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Re: Creating a Blue Kenue mesh with rigorous boundary nodes 12 years 2 months ago #5379

  • Serrer
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To Robinson2012,

These are all good suggestions...

1. By "dynamic input of coordinates" I presume you mean adjustment/editing geometry by dragging points with the mouse. This feature is planned for in a future release.

2. Implementing a fully functioning set of undo operations is also on the wish list.

3. Likewise "Automatic detection of badly meshed elements" and connection to an editor is also planned.

NOTE: that development of Blue Kenue is mostly "user community funded" and unfortunately these features will not see the light of day until we either; secure such funding from a user or users, or we have a serious and compelling need for these features in the course of performing our consultancy work.

Cheers... Martin
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