View Full Version : uv snapshot
younglion 03-04-2006, 01:15 AM is there a way i can increase the size of my uv snapshot more that the default max maya gives you?.the max is 2048*2048. cause i have seen some tutorials where some ppl have the uvs at 3000*3000.any info will be helpful.:)
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NyneDown
03-09-2006, 05:37 AM
Sure, just bring it into photoshop then go to Image -> Canvas Size, and plug whatever resolution you want. I wouldnt recommend going any higher then 4096x4096 though because it becomes real memory intensive.
Good Luck man!
leigh
03-09-2006, 06:28 AM
Since version 7, Maya can create UV snapshots up to 8192x8192 in resolution. I suggest upgrading your Maya ;)
deadline
03-09-2006, 06:57 PM
Since version 7, Maya can create UV snapshots up to 8192x8192 in resolution. I suggest upgrading your Maya ;)
But I bet it would be easier on his wallet to just change image size in Photoshop...
leigh
03-09-2006, 07:05 PM
But I bet it would be easier on his wallet to just change image size in Photoshop...
Yeah but when you scale images up in Photoshop, you lose the clarity of the lines, meaning that your textures could end up slightly inaccurate. While this isn't always a major problem, it can be an issue if you need absolute precision, especially around the edges of the UV shells.
NyneDown
03-10-2006, 05:25 AM
That's very true. But why would you need to go any higher then a 4096x4096 map? NTSC has a width of 720, so in theory you wouldnt need a map any higher then 2048x2048 if it were to be viewed up close and still retain all it's texture information. I generally start out at 4096x4096 and scale down if my computer sounds like it's about to blow up.
But yea....I think I'm in need of an upgrade, I just need to find something to pawn in at the pawn shop. *looks at Nintendo 64*...wonder how much I'll get for that? haha...btw, I really enjoyed your texturing PDF's man, good stuff.
leigh
03-10-2006, 05:54 AM
That's very true. But why would you need to go any higher then a 4096x4096 map? NTSC has a width of 720, so in theory you wouldnt need a map any higher then 2048x2048 if it were to be viewed up close and still retain all it's texture information. I generally start out at 4096x4096 and scale down if my computer sounds like it's about to blow up.
Well in my case I work in film, and I've worked for IMAX stuff in the past too. Both of those mediums require high resolution textures :) Out of preference, I tend to paint around 4k-8k size textures and then scale down as necessary.
Glad you enjoyed my texturing PDFs :)
NyneDown
03-10-2006, 06:33 AM
Right on man, makes perfect sense. I wish my pc could handle an 8k sized map, working in PS alone would be insane because of memory issues...so I could only imagine how long it would take at render time.
I'm actually going to up my memory this weekend, hopefully 2 gigs is enough *crosses fingers*
leigh
03-10-2006, 07:11 AM
Well the way that Photoshop handles textures and memory is very different to the way that Maya (or any other 3D application for that matter) handles them. Remember also that with Photoshop you're dealing with an image that contains multiple layers, while 3D applications are generally handling flattened images. You can also opt to convert textures into special formats that can optimise rendering times, like the .map format, which Mental Ray uses quite well under the right circumstances.
2Gb RAM is a decent amount to work with. My computer at home only has 2Gb and I've never had any major issues with it :) (and I've used it on numerous freelance jobs, including quite a few commercials and two feature films)
NyneDown
03-10-2006, 07:50 AM
The only format I've ever worked with when rendering with Maya Software is targa's, I'm somewhat afraid to use anything else because I feel I'll lose image quality....but who knows, I could be paranoid *twitches*. I definitely use .map for mental ray though....that speeds up the whole process unbelievably fast. Inside of PS, when working with a 4k map my pc starts to hang itself...so hopefully the 2 gigs can prevent all of that and speed up my rendering time, I'm definitely going to need it when I start finishing up my demo reel...:argh:
And maybe oneday I can work on a feature film....right now I'd settle working on a Teletubbies spot :p
leigh
03-10-2006, 09:06 AM
Nah targas are a good bet for textures :) And yeah I think you'll get good performance from Photoshop with more RAM. I also set my memory settings in PS to take advantage of a lot of my RAM, which really helps a lot too. PS has always been a bit of a memory hog, unfortunately.
younglion
03-17-2006, 04:23 AM
thanx for the many post guys yea right now cash is hard to come by since it went to my last semeter of school but its alright guys i guess ill have to deal with my current texture resolution. thanx again for your help. peace
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