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Weld vertices in Retopo


pixo
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Go to solution Solved by Dmitriy Nos,

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  • Advanced Member

Hello guys,

I just want to know if it's a bug or if it's me.

I can't merge vertices in the Retopo room, from what i read on the forum i'm just suppose to move the vertex onto another one(that's become red).

There's a special stuff to do , to make it works ?

Because it doesn't worked here.

Cheers,

Pixo

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Usually when I find that this is happening, its because the vertices I am trying to weld are in different groups / layers. Are you certain that this is not also the case for you?

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I just tryed another time and i can't manage to weld with the "move vertices" tool.

The object is in the same groups,i attached a picture of my problem.

post-12831-0-37365000-1344761358_thumb.p

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I do not have this problem and I can't see why you would have the problem. I am using Windows 7 64 with Cuda, version 3.7.16A. Perhaps it is specific to your OS or something.

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Thank you Polygoon, i ll send it to the support.

I'm not under windows this is may be why.

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  • Contributor

Sometimes I need to give it an extra poke and I know it's good when the "Move Vertices" tool moves them as one. I've found the Add/Split tool to be very sensitive to brush size.

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If you are using Linux, I had the same problem 2 beta versions back...

I do not know what beta version you are using but 3.7.16A fixed the problem for the Linux version 64 bit non cuda...

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Thank you digman.

I'm using ubuntu 10.04, 3DC 3.7.16A non Cuda , by the way i tried to make work Cuda, but unfortunately the latest Nvidia supported Cuda don't really work ,at least for voxel sculpting.

By the way it's tricky and not safe to try to make it work under linux without knowing it .

I would advice to don't try to make symbolic link to latest nvidia ".so", and to never remove the latest nvidia driver without being familiar to the terminal and linux administration.

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This is a 3DC 3.7.16A bug , i tried with the stable version and i don't have this problem.I already report it.

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Sorry to hear that you still have the problem but you have reported it. I'm not a power linux user but I the got 4.0 toolkit cuda installed for Ubuntu 12.04 so I could run Blender's Cycles renderer with my GPU.

Cycles will use my cuda enabled 550 Ti Nvidia card for rendering which is great but 3DCoat will not run the cuda enabled version of 3DCoat, No sweat, I'm not that worried about it.

Yeah, updating video drivers is a pain in Linux for non power users... I'm using 295.49 drivers which works with 4.0 toolkit...

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Thank you Digman.

By the way peoples should just take care to don't remove the linux driver like suggested in the 3D Coat "how to install Cuda ..." since it's outdated.

Cuda looks to work with the default linux driver.There's some bugs in 3D Coat when you sym link the cuda 4 driver to cuda 3 ,which is normal i guess ... but it almost works, i just had some problems to paint in the voxel room.

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I can't merge vertices in the Retopo room. I'm just suppose to move the vertex onto another one.

Hello, Pixo! Move the vertex closer to the other one (please see the attached screenshots). To be merged the vertices should be closer. This is the same behaviour like in Windows version of 3D-Coat.

post-848-0-38095800-1344954688_thumb.jpg

post-848-0-34435500-1344954697_thumb.jpg

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Peoples should just take care to don't remove the linux driver like suggested in the 3D Coat "how to install Cuda ..." since it's outdated.

Please note that the document “How to install CUDA under Linux” states that you should remove the driver only in outdated Linux distros, like Ubuntu 9.04, CentOS 5.5, Fedora 14. In those Linux distros there is no other way to install new driver. The latest Ubuntu’s default driver supports CUDA out of the box.

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Hello Sergyl!

Thank you but unfortunately this is what i did or i'm totally crazy, which is possible.

I made a video and attached it under mantis with my report.

I use to work under Xmonad , but i tried under Gnome and it's the same.

Hope it can help.

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You can try deleting your options.xml file, under your Home/3DCoat folder in Linux. Sometimes the file gets corrupted and can cause problems. 3DCoat will make a new options.xml file when you reopen 3DCoat but I always save a backup copy anyway.

I do not think this is the problem but is worth a try at least.

No you are not crazy as I had the same problem but it is working now for some reason...

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Thank you digman,

But i tried in my home to do:

mv 3D-CoatV3 __3D-CoatV3

Even with the default setting it still doesn't work.

By the way today at work i just received a brand new computer under ubuntu 12.04 with a geforce gtx 670 and one of the latest core i7.

It still doesn't work, by the way i was able to make it work once on one off my colleague computer.

I ll try to investigate why .

Thanks

Pixo

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Ok, I'm not a power user but I know the mv command is a move / renaming command but what you did is unclear to me...

The only other thing I can think for you to try is to remove the folder "3D-CoatV3" under the "Home" folder in Linux

Also delete the main 3DCoat folder. Unzip the 3D-Coat-V3-7-16A.tar.gz file again.

Now if you decide to do this, you will lose all your personal settings and will have to register the software again.

That is the only way I know of starting out with a clean plate to see if the problem continues, though I believe I'm trying to help a power user so you know a lot more than me. I have done this a couple times myself as the new interfaces changes caused lots of problems if you went back to a beta version before the new interface updates.

You might try this solution with your personal copy first. I believe you bought 3DCoat for you personal use also...

Sergy and Andrew are pretty good about getting things fixed but I always find it funny when they respond with these statements "increase the brush circle size or move the vertices closer together".

Someone new to modelling, yes I could see answering in most basic terms but you are an experienced user in 3D production work. I been using the software for almost 5 years and they will still ask me the dummy questions. I just laugh and them no, I know that already... :rofl:

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Hello Digman,

Thank you to be so kind.

Don't worry, i actually understand Sergyl and Andrew , because 99% of the problems is in front of the computer and it's true.

Basically i tried to completely remove the 3DC folder (with the preferences of course), change the version to the stable one.

I found nothing to make it works.

I'll try tomorrow on my colleague computer, cause it worked with the stable version.

I don't really know what kind of algorithm they use to weld the vertices,may be it's about the video card precision.

I don't really know at the end, may be it would be good to have a weld function...A kind of select vertex A to weld to B.

So even the dumb guy like me can use it :P

Take care,

Pixo

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Oki we found the bug.

It works with the mouse controler but not with the tablet pens.

Hope it can help

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  • 3 weeks later...
  • Reputable Contributor

Confirmed, Your tablet pen can now be used to weld vertices...

Wacom Intuos 3

Thanks for the fix :D

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  • 12 years later...
  • New Member

Hello guys, I am experiencing the same issue as OP with a Wacom Cintiq 27". I only have one Polygroup, and the brush radius is large. I see the red circle when hovering over with the move tool, the point even snaps to position when releasing. But when I use the move tool again to check they're welded, the two points are still separate as I can drag them away from each other again.

Edit: sometimes on launch, my cintiq's active area suddenly switches to using both of my monitors, though I've changed nothing in the Wacom settings. I need to manually reset this in the Wacom center. Freezing bug persists independent of this.

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Testing Move on 2025.01, is working as expected

image.png

Try selecting Add/Split tool and move vertex to merge position. Press and hold with RMB.

image.png

 

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Thanks for the tip Carlosan. You're right, both the Move and Add/Split tools are welding the vertices as intended. The problematic one seems to be the Move tool within the Smart Retopo tool. Attaching a video to show this:

2025-04-18 16-45-58.mkv

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  • Solution
2 hours ago, cedricwurm said:

The problematic one seems to be the Move tool within the Smart Retopo tool

You need to switch to another mode in the tool.

image.png

This is what the programmer intended.

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