Special:
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[DAT] (requires LDraw-compatible viewer)
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Subject:
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Re: Work-in-progress improved minifig arm
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Newsgroups:
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lugnet.cad.dat.parts
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Date:
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Sun, 28 Apr 2002 21:40:15 GMT
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Viewed:
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2025 times
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In lugnet.cad.dat.parts, Chris Dee writes:
> In lugnet.cad.dev, Chris Dee writes:
> > In lugnet.cad.dev, Tony Hafner writes:
> > > In lugnet.cad.dev, Steve Bliss writes:
> > > > In lugnet.cad.dev, Tony Hafner writes:
> > > >
> > > > > Has there been any discussion regarding redoing the arm parts to more
> > > > > accurately model the real thing?
> > > >
> > > > I would *love* it if someone were to redo the arms and hand with higher
> > > > accuracy. :)
> > >
> > > Note that it's probably not possible to make proper arms that are backwards
> > > compatible because of the hand placement on the ends. So we'd need to
> > > assign new id numbers to the arms... right? Either that or we break a few
> > > thousand files.
> > >
> > > It may be possible to use the existing hands, though, or at least have a new
> > > hand part that is backwards compatible with the old hand. I haven't looked
> > > that closely at the hand itself- I don't know if the hand-to-wrist angle is
> > > accurate or if the rotation center makes sense, which are my primary • concerns.
> > >
> > > --
> > > Tony Hafner
> > > www.hafhead.com
> >
> > I have started working on an improved arm part - and agree this will need to
> > use a new number to aboid backward compatibility issues. I'll try and post
> > work-in-progress here when I have something worthy of comment.
> >
> > Chris
>
> Here is my work so far on improving the minifig arm. It is provided as an MPD
> file of a torso and arms at two different angles; right - upper arm vertical;
> left - forearm horizontal.
>
> There is still much to do on the inner arm and not all the necessary type 5
> lines are done. The new arm part still contains a lot of working comments.
>
> But hopefully it shows the direction I am going - all comments welcome.
>
> Chris
Repost to fix line-wrapping mess.
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4 16 0 -6.005 2.488 0 -4.596 4.596 -1.768 -4.066 4.596 -2.31 -5.312 2.487
4 16 0 -4.596 4.596 0 -2.488 6.005 -.957 -2.2 6.005 -1.768 -4.066 4.596
3 16 0 -2.488 6.005 0 0 6.5 -.957 -2.2 6.005
0 lattitude 2
5 24 -2.5 -5.75 0 -2.31 -5.312 2.487 0 -6.5 0 -5 -4 0
5 24 -2.31 -5.312 2.487 -1.768 -4.066 4.596 0 -6.005 2.487 -4.746 -3.695 2.487
5 24 -1.768 -4.066 4.596 -.957 -2.2 6.005 0 -4.596 4.596 -4.024 -2.829 4.596
5 24 -.957 -2.2 6.005 0 0 6.5 0 -2.487 6.005 -2.942 -1.53 6.005
0 stripe 2
3 16 -2.5 -5.75 0 -2.31 -5.312 2.487 -4.746 -3.695 2.487
3 16 -2.31 -5.312 2.487 -1.768 -4.066 4.596 -4.024 -2.829 4.596
3 16 -1.768 -4.066 4.596 -.957 -2.2 6.005 -2.942 -1.53 6.005
3 16 -.957 -2.2 6.005 0 0 6.5 -1.666 0 6.5
3 16 -2.5 -5.75 0 -5 -4 0 -4.746 -3.695 2.487
3 16 -2.31 -5.312 2.487 -4.746 -3.695 2.487 -4.024 -2.829 4.596
3 16 -1.768 -4.066 4.596 -4.024 -2.829 4.596 -2.942 -1.53 6.005
3 16 -.957 -2.2 6.005 -2.942 -1.53 6.005 -1.666 0 6.5
0 latitude 1
0 2 0 -5 -4 0 -4.746 -3.695 -2.487
0 2 0 -4.746 -3.695 -2.487 -4.024 -2.829 -4.596
0 2 0 -4.024 -2.829 -4.596 -2.942 -1.530 -6.005
0 2 0 -2.942 -1.530 -6.005 -1.666 0 -6.5
5 24 -5 -4 0 -4.746 -3.695 2.487 -6.666 0 0 -2.5 -5.75 0
5 24 -4.746 -3.695 2.487 -4.024 -2.829 4.596 -2.31 -5.312 2.487 -6.285 0 2.487
5 24 -4.024 -2.829 4.596 -2.942 -1.53 6.005 -1.768 -4.066 4.596 -5.202 0 4.596
5 24 -2.942 -1.53 6.005 -1.666 0 6.5 -.957 -2.2 6.005 -3.579 0 6.005
0 stripe 1
4 16 -5 -4 0 -4.746 -3.695 2.487 -6.286 0 2.488 -6.666 0 0
4 16 -4.746 -3.695 2.487 -4.024 -2.829 4.596 -5.202 0 4.596 -6.286 0 2.488
4 16 -4.024 -2.829 4.596 -2.942 -1.53 6.005 -3.58 0 6.005 -5.202 0 4.596
3 16 -2.942 -1.53 6.005 -1.666 0 6.5 -3.58 0 6.005
0 (latitude 0)
0 2 12 -6.666 0 0 -6.286 0 -2.488
0 2 12 -6.286 0 -2.488 -5.202 0 -4.596
0 2 12 -5.202 0 -4.596 -3.580 0 -6.005
0 2 12 -3.580 0 -6.005 -1.666 0 -6.5
0
0 end reflect on z
0 1 4 -5 8 0 0 0 -5 0 1 0 -6.5 0 0 2-4edge.dat
0 1 4 -1.666 0 0 0 0 -5 0 1 0 -6.5 0 0 2-4edge.dat
1 16 -1.666 0 0 0 -3.333 -5 0 8 0 -6.5 0 0 2-4cyli.dat
0 upper arm
0 2 4 -1.666 0 -6.5 -5 8 -6.5
0 2 4 -3.580 0 -6.005 -6.913 8 -6.005
0 2 4 -5.202 0 -4.596 -8.535 8 -4.596
0 2 4 -6.286 0 -2.488 -9.619 8 -2.488
0 2 4 -6.666 0 0 -10 8
0 lower arm
0 2 2 -5 15.364 -13.436 -5 9.364 -7.436
0 2 2 -6.914 15.633 -13.167 -6.914 9.633 -7.167
0 2 2 -8.536 16.400 -12.400 -8.536 10.400 -6.400
0 2 2 -9.620 17.547 -11.253 -9.620 11.547 -5.253
0 2 2 -10 18.9 -9.9 -10 12.9 -3.9
0 2 2 -9.620 20.253 -8.547 -9.620 14.253 -2.547
0 2 2 -8.536 21.400 -7.400 -8.536 15.400 -1.400
0 2 2 -6.914 22.167 -6.633 -6.914 16.167 -.633
0 2 2 -5 22.436 -6.364 -5 16.436 -.364
0
0 upper arm extension (to elbow) (2s -> 5s)
0 2 1 -5 8 -6.5 -5 8.428 -6.5
0 2 1 -6.913 8 -6.005 -6.914 8.471 -6.005
0 2 1 -8.535 8 -4.596 -8.536 8.596 -4.596
0 2 1 -9.619 8 -2.488 -9.620 8.782 -2.488
0 2 1 -10 8 0 -10 9 0
0 2 1 -9.619 8 2.488 -9.620 9.218 2.488
0 2 1 -8.535 8 4.596 -8.536 9.404 4.596
0 2 1 -6.913 8 6.005 -6.914 9.529 6.005
0 2 1 -5 8 6.5 -5 9.572 6.5
4 16 -5 8 -6.5 -5 8.428 -6.5 -6.914 8.471 -6.005 -6.913 8 -6.005
4 16 -6.913 8 -6.005 -6.914 8.471 -6.005 -8.536 8.596 -4.596 -8.535 8 -4.596
4 16 -8.535 8 -4.596 -8.536 8.596 -4.596 -9.620 8.782 -2.488 -9.619 8 -2.488
4 16 -9.619 8 -2.488 -9.620 8.782 -2.488 -10 9 0 -10 8 0
4 16 -10 8 0 -10 9 0 -9.620 9.218 2.488 -9.619 8 2.488
4 16 -9.619 8 2.488 -9.620 9.218 2.488 -8.536 9.404 4.596 -8.535 8 4.596
4 16 -8.535 8 4.596 -8.536 9.404 4.596 -6.914 9.529 6.005 -6.913 8 6.005
4 16 -6.913 8 6.005 -6.914 9.529 6.005 -5 9.572 6.5 -5 8 6.5
0 lower arm extension (to elbow) (2s -> 5s)
0 2 0 -5 9.364 -7.436 -5 8.428 -6.5
0 2 0 -6.914 9.633 -7.167 -6.914 8.471 -6.005
0 2 0 -8.536 10.400 -6.400 -8.536 8.596 -4.596
0 2 0 -9.620 11.547 -5.253 -9.620 8.782 -2.488
0 2 0 -10 12.9 -3.9 -10 9 0
0 2 0 -9.620 14.253 -2.547 -9.620 9.218 2.488
0 2 0 -8.536 15.400 -1.400 -8.536 9.404 4.596
0 2 0 -6.914 16.167 -.633 -6.914 9.529 6.005
0 2 0 -5 16.436 -.364 -5 9.572 6.5
4 16 -5 9.364 -7.436 -5 8.428 -6.5 -6.914 8.471 -6.005 -6.914 9.633 -7.167
4 16 -6.914 9.633 -7.167 -6.914 8.471 -6.005 -8.536 8.596 -4.596 -8.536 10.400 -6.400
4 16 -8.536 10.400 -6.400 -8.536 8.596 -4.596 -9.620 8.782 -2.488 -9.620 11.547 -5.253
4 16 -9.620 11.547 -5.253 -9.620 8.782 -2.488 -10 9 0 -10 12.9 -3.9
4 16 -10 12.9 -3.9 -10 9 0 -9.620 9.218 2.488 -9.620 14.253 -2.547
4 16 -9.620 14.253 -2.547 -9.620 9.218 2.488 -8.536 9.404 4.596 -8.536 15.400 -1.400
4 16 -8.536 15.400 -1.400 -8.536 9.404 4.596 -6.914 9.529 6.005 -6.914 16.167 -.633
4 16 -6.914 16.167 -.633 -6.914 9.529 6.005 -5 9.572 6.5 -5 16.436 -.364
0 elbow join (-> type 5 ?)
0 2 2 -5 8.428 -6.5 -6.914 8.471 -6.005
0 2 2 -6.914 8.471 -6.005 -8.536 8.596 -4.596
0 2 2 -8.536 8.596 -4.596 -9.620 8.782 -2.488
0 2 2 -9.620 8.782 -2.488 -10 9 0
0 2 2 -10 9 0 -9.620 9.218 2.488
0 2 2 -9.620 9.218 2.488 -8.536 9.404 4.596
0 2 2 -8.536 9.404 4.596 -6.914 9.529 6.005
0 2 2 -6.914 9.529 6.005 -5 9.572 6.5
0 rear upper arm
4 16 0 0 6.5 -1.666 0 6.5 -5 8 6.5 0 8 6.5
3 16 0 8 6.5 -5 8 6.5 -5 9.572 6.5
0 1 16 20 -9 0 1 0 0 0 1 0 0 0 1 973.dat
0 24 -5 17.9 -9.9 -5 21.436 -6.364
0 2 4 0 8 6.5 0 17.9 -3.4
0
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Message has 5 Replies:
 | | Re: Work-in-progress improved minifig arm
|
| Congratulations Chris, This is a tremendous improvement. I wonder whether interior is really necessary. Personally I would be satisfied with a better-than-current exterior. May be the cost in display time is negligeable compared to a whole minifig. (...) (23 years ago, 28-Apr-02, to lugnet.cad.dat.parts)
| | | Re: Work-in-progress improved minifig arm
|
| (...) This looks very promising! :) Any chance you're going to recurve the inner surface around the shoulder? It would really help avoid that "CGI intersecting solids" look that we've had going. :) Also, can I reserve judgement as to whether we (...) (23 years ago, 29-Apr-02, to lugnet.cad.dat.parts)
| | | Re: Work-in-progress improved minifig arm
|
| Wow- that's beautiful! I'm very glad to see this- I didn't really *want* to do the part myself, but it seemed to need doing. I'll try fiddling with it in various positions. It's great to have a center of rotation that actually works. Are you (...) (23 years ago, 29-Apr-02, to lugnet.cad.dat.parts)
| | | Re: Work-in-progress improved minifig arm [DAT]
|
| (...) More progress, at last. I think this now just needs a little work on type 5 lines at the elbow bend. I believe I have done as much as I can to use the cyli, cyls and cyls2 primitives, which should improve the appearance by renderers which do (...) (23 years ago, 23-May-02, to lugnet.cad.dat.parts)
|
Message is in Reply To:
| | Work-in-progress improved minifig arm [DAT]
|
| (...) concerns. (...) Here is my work so far on improving the minifig arm. It is provided as an MPD file of a torso and arms at two different angles; right - upper arm vertical; left - forearm horizontal. There is still much to do on the inner arm (...) (23 years ago, 28-Apr-02, to lugnet.cad.dat.parts)
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