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Poser - OFFICIAL F.A.Q (Last Updated: 2024 Dec 04 3:06 am)



Subject: Robot Animation


Taylor-Made ( ) posted Tue, 03 May 2011 at 1:08 PM · edited Wed, 04 December 2024 at 8:42 AM

I just bought Fat Bob the Robot for a short animated film I'm working on.  A great figure, by the way.  I know it's not a figure that is designed to work in the walk program, but I tired anyway, hoping to come up with at least a base line to work with in my final animation.  It actaully wroked rather well and gave me a funny, loping walk that fitis the character perfectly.

Just one problem - the feet detatch from the legs and walk a bit in front of the rest of the figure.  In desperation, I got the info for each frame in the walk cycle and transfered them to a newly introduced figure (including the foot settings).

The feet stayed attached to the legs this time.

I'm just curious how to make this easier in the future.  Is there some way to get the feet back on board without having to resort to my method?  And why did they decide to walk on their own in the first place?

Along the same lines, is there a way to make a foot stay planted on the ground as the rest of the figure moves over this pivot point?  My feet move with each frame and it's a real pain trying to keep them from looking like they "slide" on the floor.


lesbentley ( ) posted Tue, 03 May 2011 at 8:34 PM

Quote - Just one problem - the feet detatch from the legs and walk a bit in front of the rest of the figure.

Don't know the answer. Was IK on or off before you applied the walk cycle, and if it was on, have you tried turning it off, or vice versa?


Miss Nancy ( ) posted Tue, 03 May 2011 at 9:38 PM

there may be a no-slide script in P8 or later, or else ockham wrote one, but the feet may come off with IK off.  maybe let fat bob's vendor know, too.



Taylor-Made ( ) posted Tue, 03 May 2011 at 10:55 PM

IK is grayed out with this figure so I guess it doesn't apply.


Miss Nancy ( ) posted Wed, 04 May 2011 at 2:40 PM

this is not good, if somebody is selling an unwelded set of props as a figure IMVHO.



lesbentley ( ) posted Wed, 04 May 2011 at 3:27 PM · edited Wed, 04 May 2011 at 3:34 PM

file_468501.TXT

You could try forcing the limits of the foot translations to zero. That should cure the foot from coming away from the shin, but I don't know if it will have any side effects in the Walk Designer. The text of such a pose is attached above.

The pose should be applied before the figure is brought into the Walk Designer.

[edit] The pose assumes that standard actor names were used for the feet.

@Miss Nancy

Quote - this is not good, if somebody is selling an unwelded set of props as a figure IMVHO.

Just because it does not have IK chains, does not mean it isn't a figure.


Miss Nancy ( ) posted Wed, 04 May 2011 at 8:44 PM

Attached Link: http://www.renderosity.com/mod/bcs/index.php?ViewProduct=86121

I took the liberty of looking at fat bob, and it's a great-looking robot IMVHO.  I dunno why the feet would come off.  it appears to be a well-constructed figure.  it may be one of those cases where there are no bends in the figure, only joint rotations.  it may work differently from one version of poser to another.  somebody buy a copy and try it in P9 before the big release this summer.



Taylor-Made ( ) posted Wed, 04 May 2011 at 11:40 PM

Well, my problems continue.  I spent a good part of the evening animating a nice walk for the robot on my own, figuring Walk Designer might be the problem.  I got the walk right where I wanted it.

Two problems developed.  When I copied the walk (37 frames) and pasted into the animation timeline, everything worked, except the left foot dipped below the ground on every pasted cycle, but not on the original.

So I made a walk animation for my pose library, stared a new project, brought Fat Bob in and applied the walking animation pose.  The right foot is off the joint and about a scale foot in front of the leg.  It moves, but it's not attached.  I'm about to lose it here!

By the way, I managed to apply IK to the legs and arms and it worked great.

lesbently I'm a newbee and not very technical.  How do I apply the script you kindly provided?


Taylor-Made ( ) posted Thu, 05 May 2011 at 12:07 AM

I checked a sequence where I copied the walk cycle and pasted it on into the animation chart.  I then checked the parameters and although the numbers are exactly the same, the legs are in a different position in each new past on.  I don't see how this is possible, but there it is.

If I click from the orginal frame to the new pasted on frame, the parameters are the same but the legs move, twisting slightly and not setting flat on the ground.  The next pasted cycle has even more distortion.  The hips and the top of the body, arms and all, stay in exactly the right postion, it's just the legs.

Since I can't use the walk cycle I added to the library due to the wandering foot problem and I have to make this robot walk into a room, it looks like I'm out of luck unless I want to tweek each cycle - a long, ugly process.  I end the spline at the end of each cycle.  I would think a copy and paste would give me exactly the same motion each time, but it doesn't.


lesbentley ( ) posted Thu, 05 May 2011 at 1:33 PM · edited Thu, 05 May 2011 at 1:35 PM

Quote - lesbently I'm a newbee and not very technical.  How do I apply the script you kindly provided?

Thr file I postes above, is just a pose file (pz2) with ".TXT" added to the end of the name. Adding a ".TXT" file extension was necessary in order to be able to post the file as an attachment, as the Rosity forums won't accept a pz2 file extention.

To use it you need to save it somewhere under the 'Pose' in your Poser Runtime, eg:

[your main poser folder]RuntimelibrariesPoseNoFootTran.pz2

The other thing you need to do is to remove the ".TXT" part of the file name. Windows can make this last part dificult, because by default it hides most file extentions. You can show file extensions from the Windows Settings > Folder Options > View tab > remove the tick from "Hide file extentions for known file types". Once all that is done, you can apply the pose from the Poser Poses library palette.


Miss Nancy ( ) posted Thu, 05 May 2011 at 1:48 PM

taylor, ya can't give us the file to test, but it may be legal to post a very large preview render of the wire mesh of the entire shin, entire foot and entire toe (default zeroed pose) from either right/left orthographic camera.



Taylor-Made ( ) posted Thu, 05 May 2011 at 10:57 PM

Well, I contacted the vendor Simon Schild at Simon3D and he was very helpful, sending me a new file (one of the finger digits didn't have a dial in the parameters) and making some suggestions.  He said to turn Limits on and that solved most of the problems.  I can now copy and paste the walk cycle and the feet remain on the ground - no more drifting or dipping below ground.

However, when I made an animation file and stored it as a pose, when I applied it to the figure the feet came off again.  Oh, well, at least the copy and paste lets me get where I need to for now.

Simon mentioned that it might be a problem with Poser 7.  All I got, so I'll never know.


markschum ( ) posted Thu, 05 May 2011 at 11:34 PM

look in the animation parameters, or post the animated pose file here and see it any foot translates are being used.


Taylor-Made ( ) posted Sat, 07 May 2011 at 8:46 AM

Looks like this is a Poser 7 problem.  I sent my animated pose walk file to the vendor, Simon3D and he says it works fine on his Poser 8 - the feet stay attached.

He resaved my file and sent it back to me and the feet don't work right when I apply it.

I'm going to upgrade to Poser Pro 2010, I'm tired of fooling around with this.

 

 


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