Turning UV maps into sewing patterns
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Is it possible?
I was thinking about it while I was trying to draft sewing patterns for clothes, and it had me thinking about it.
Would I be able to print off an UV map (mostly have to size it up a bit) and use it has a base for a clothing design?
Comments
I'm not sure that's practical, as most UV maps are done by hand and probably won't make good patterns. The reverse, however, if it ever became possible, would be absolutely cool!
Well, I meant, like, cutting the UV map out and THEN fitting shaping htem to the 4 basic slopers (boidice, skirt, skirt, pants) and using the UV maps as like...a guide for the details.
Well, Ii'm looking at a UV map for a fantasy outfit...it may be possible. After figuring out what piece is what, I think it might be a neat project on my end, give people cosplay outfits
I suspect you could with the optitex dynamics since the uv map is laid out as pattern pieces. Of course it is all set for which ever characters body shape.
While that may fly in the fashion world where almost anything is fair game, as long as you don't take someone's logo or such, it's going to go over like a lead balloon in the 3D world...the 3D folks are much more sensitive and twice as possessive when it comes to IP/copyrights...doing it for your own use would possibly be fine, but the moment you step into the 'other people' side of things, all bets are off and fine is the farthest thing from being it is.
There are much technical details to translate a UVmap to sewing pattern. Sewing patterns include more fabric shapes to cut than a surface for a 3D Object wich commonly drops this details, and some times this "extra-fabric" is not easy to draw without appropriate pattern designing knowledge. I know dressmaker can design patters from a picture, real cloth or sketch, but precisely, this people has the knowledge to add borders and shapes to try with sewing, fold and differences in people's size.
Maybe Optitex or another have a "3D object - to - pattern 2D" module converter (I don't remmember)
I would look at a program called marvellous designer in order to understand the difficulties of doing wat you suggest, and also examine the differences between real world dress patterns and an equivalent design on a UV map from a 3d design.
Take it from me, who once worked as a self employed costumier for reenactment people.
BTW When I was trying out new designs for costumes I would often make miniature versions, to try the design lines out, using a Barbie doll, or similar undressed doll. I actually ended up with an extra product line, as the doll sized version ended up being quite popular in their own right, and people liked having a doll dressed in the same way as their real outfit, but I did it to work out the feasibility of the design I was trying.without having to use many yards of expensive material to produce a design that would possible not work.
As gilikshe notes, a real pattern will include things like darts to get the fabric into the right shape which UV maps lack in most cases - not least because a UV map can't have detail that isn't at least semi-present in the model (a line of edges where the dart would come together, for example, or where the upper and lower bodice would meet on a blouse) - most UV maps have at least some stretching instead, which would make the pieces fit together oddly if turned into fabric.
Yes, I'm aware of what you meant. What you might not be aware of is how distorted a UV map can be! What I would love to see is a UVMap application that would fit the UVS to the sewing pattern so we can have uber-consistent texturing! THAT would be amazing...
Maybe OptiTex has something like that, since that's the industry they work in...
OptiTex does derive the basic mapping from the pattern, though I think some items for DS have been tweaked from that.
http://www.optitex.com/en/industries/fashion
Opitex has been involved in real world applications since the beginning afaik. And yes, their solutions have included creating cutting patterns for machine cutters/stitchers from the beginning I believe, should be on their site.
The real issue is that within 10 years it will very likely be able to design an item in 3D and send it out to be made like one would send an image to be printed. Also, people should be able to get body scans then see how a given piece of clothing would drape on them under a variety of movement conditions.
However, I don't believe it is a UV map they are using but rather a similar process for creating a cutting/stitch pattern.
I would second chohole's comment on checking out Marvelous Designer as their site has some very good videos demonstrating some of this.
I am sure that the optitex uv's we get are noticeably simplified from what would go into a pattern. No seam allowance for one thing and in some cases not nearly enough fabric for things like gathering.
I yearn for the reverse - a Daz clothing garment for figures that is constructed like a real world garment, especially something like a men's collared dress shirt.
CLO 3D is a company associated with Marvelous Designer. CLO 3D software apparently allows you to design garments that can be physically manufactured and worn by actual human beings.
http://www.clo3d.com
As mentioned earlier, Optitex is also involved in physical world fashion design.
http://www.optitex.com
UVLayout has a function for creating patterns to be used on garments.
Not surprised that someone has done it. It's not that hard a problem. A pattern is just a "human generated UV map" with area and aspect alterations held within certain limits, and seams placed according to a combination of aesthetics and the need to break the mesh as the area or aspect exceed allowable parameters.
I wrote a push-pull UV map optimizer once that attempted to preserve area and aspect ratio for less "stretched looking" textures. It wouldn't be hard to add something that outputs "hot zones" where the mesh has to break and let the user draw seams in those hot zones.