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myxpykalix
11-18-2011, 03:21 AM
This looks pretty interesting: http://www.123dapp.com/

After watching one of the tutorial files it showed a guy just circling the object taking handheld pictures and i just thought of this idea that might be easier:

why not put your object on your table, create a a 360 degree circle file with "stops" built into the file every 8 degrees or less and attach the camera to the carriage in a way you can rotate it to keep it flat to your object. That would seem to automate it much easier....:eek:

bob_s
11-18-2011, 08:36 AM
The instructions seem pretty loose, but the results are impressive. I watched the videos last night and I think the rotation can be approximate and then more shots added to fill in voids. Seems to be a 2x4 in one series togive the software some orientstion help to me the results are going to be useable maybe even for a persons using your idea with a turntable and a seat

bleeth
11-18-2011, 09:37 AM
Buy a model train with a circle track and put the camera on a flat car. Run it slow and use a remote shutter cord to snap off your shots!! You of course could also set up a circuit board controller to start and stop the train.
If you are hung on using your bot you can have a universal joint from the car to the router chucked up and use it as the engine. Program arcs with pauses. Camera stays aimed at center!

harryball
11-18-2011, 10:28 AM
I've done photos using a lazy susan. Drill a large hole in the middle and run a support for the object or you may luck up and find a susan that has a fixed center already. Tape a poster board of neutral color for the background in a semicircle on the outer edge of the susan. Set the camera opposite and spin away. The susan was about $10 at a garage sale.

/RB

Gary Campbell
11-18-2011, 10:52 AM
I think the best solution for John would be to purchase the 5 axis ShopBot Machine. Made for this purpose! :D

myxpykalix
11-18-2011, 04:50 PM
I wish i could recall what Harry said long ago in relation to a post where i was showing how i made some mouldings on the bot. The essence was i was holding the molding still and moving the table, in other words, "Rube Goldberging" the problem.....lol:D

I think these solutions are heading in the same direction!:)

However i like these ideas and in the long run think it will make for a better result.:cool:

myxpykalix
11-19-2011, 12:24 AM
my results were way less then desirable. i'm going to have to try to redo this. Has anyone gotten any good results?

nailzscott
11-19-2011, 09:30 PM
I took about 20 pictures of my fireplace and it came back half decent. But when I exported it to obj. and pulled it into aspire - it did not look good at all. The animation part was pretty unique though. Not very functional but an interesting diversion for a few minutes.

nailzscott
11-19-2011, 09:46 PM
Uploaded video of the animation to youtube.

http://www.youtube.com/watch?v=7J-m0s9hK1I

myxpykalix
11-20-2011, 03:09 AM
scott,
That actually was WAY better results then i got. The textured file looks great but this was what i experienced was that the resulting object was terrible. Do you have a pucture of your object that you could post?

bill.young
11-20-2011, 12:56 PM
You can make your own 5-axis camera mount to play with if you have a couple of extra stepper motors. youTube video (http://www.youtube.com/watch?v=M6qi1oJlDwU&feature=youtu.be)

myxpykalix
11-20-2011, 04:08 PM
hey bill you don't happen to have any cut files or plans for that still laying around do you? or maybe some pictures? Nowadays with the cameras that pan and tilt i think you could do away with the necessity of needing the steppers?

nailzscott
11-20-2011, 05:41 PM
Jack,

Here is a picture of the object file. As you can see, it's useless.

myxpykalix
11-20-2011, 06:32 PM
scott,
that was kind of like my results. It seems this app might be for making a 3d photo array as opposed to being able to make a 3d object. If you had to try to fix that blobby mess you'd be better off starting from scratch.
I think the most promising thing that might help us down the line is going to be an app connected to the kinect addon for the xbox. off the top of my head i don't recall the open source forum and haven't read it in some time but here are a couple others

http://www.xbox.com/en-US/Kinect/Kinect-Effect
http://en.wikipedia.org/wiki/Kinect

david_beede
11-22-2011, 10:36 PM
Is there any chance that being more precise and methodical with the photo capture process might generate higher rez results? The DavidLaser3D software requires a lot more setup for their results.
Did you see the 123D Catch "first project" video on YouTube?

http://youtu.be/9jIU0vJdAHs

He does a Buddha statue and shows it with 3D printer copies of it.
It sure would be great if we could even capture solid objects relatively easily and end up with machinable files.

I keep hoping it might be a short path to some of my project ideas.
For instance I'd like to create a model on my hand, and incorporate it into some instruments I'm designing.
Still dreaming...
David

Design Dude
11-29-2011, 05:26 PM
I used it to capture a carving on the side of a building. Pretty nice results. Machined it out of walnut on the bot to complete the proof of concept. I imagine they are aware of its reasonably limited abilities; which is why, perhaps, they are pitching it to consumers rather than professionals. I imagine its value is pretty high for capturing and skinning rooms and buildings as is shown on their site. That would be really useful in creating virtual environments quickly.

http://www.youtube.com/watch?v=k-aV63xoIMU

myxpykalix
11-29-2011, 06:43 PM
Chris,
Those results are actually excellent compared to what I and others got. I'd like to see a picture of the actual object and get some more details about how you were able to get the details you got. Did you do any work on the object after capture? Nice work!:D

Design Dude
11-29-2011, 07:38 PM
Thanks Jack, I just posted an updated version of the video that adds the photos used to create the model as well as an animation from 123d catch. Pretty compelling results. The tutorial videos from Autodesk describe how to get great results. We plan on exploring more of what this can do. Lots of fun!!

http://www.youtube.com/watch?v=dvJWRvcpGxw