Thread: [TEC] Technically based stuff
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Old 02-04-19, 07:13 PM   #9
gap
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Quote:
Originally Posted by Jeff-Groves View Post
You can fold that box to 4 to get a lower vt count.
faces will remain the same and just use the same vt in places.
I am sorry but I don't get it. Of course I could overlap all the UV vertices so that they look just one vertex, but to my understanding the different number of vertices in the UV map than in the 3D geometry is only determined by the un-welding of some faces (more unwelding = more edges and more vertices). The only way to reduce again this number is by welding again the un-welded faces, but we can't weld UV faces that are not welded in the 3D geometry. Can we?

Quote:
Originally Posted by Jeff-Groves View Post
On putting multiple meshes in an obj? Don't weld the verts and they will remain a separate mesh! Burn your AO, then export ONLY that one mesh.
Yes, indeed but that's not what I was talking about.

Let's say that I have one object composed by two meshes let's call them a and b. the vertex sequence in that object is

v a1
v a2
v a3
v a...
v b1
v b2
v b3
v b...

Now let's say that we want to bake our object together with another object. After the creation of a new UV map (for the AO channel) and the AO baking we separate the combined object into the single meshes composing it, and then we re-compose the original objects. As long as we didn't alter the geometry of any single mesh, vertex order within them should not have changed. But what if the order of the meshes within the re-combined object has changed as a consequence of its separation and re-combination? We would find ourselves with an object so composed

v b1
v b2
v b3
v b...
v a1
v a2
v a3
v a...

Apparently the original object and the re-combined object will only differ in their UV mapping, but to GR2 Editor would be two different objects...

I hope I made myself clearer this time...

Quote:
Originally Posted by Jeff-Groves View Post
All things should be fine! Now in Max I have a script the will export all the meshes to separate obj files so it's simple. Maybe Wings has scripting abilities?
I don't think so
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Last edited by gap; 02-04-19 at 07:24 PM.
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