patches warp/stretch textures

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Pat Howard
Posts: 494
Joined: Tue Mar 31, 2009 11:14 am

patches warp/stretch textures

Post by Pat Howard »

[lvlshot]https://dl.dropboxusercontent.com/u/3305662/baseq3/screenshots/forum/patcheswarptextures.JPG[/lvlshot]

i'm sure this has been discussed before, but i did a quick search and couldn't find any posts. when i make dome-shaped structures out of bevel patches my textures always get warped, like above. when i try cycling through all the texturing options, they are all warped in different ways. does anyone know how to solve this? a step-by-step answer would be greatly appreciated.

thanks,
pat
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Theftbot
Posts: 483
Joined: Thu Oct 08, 2009 4:03 am

Re: patches warp/stretch textures

Post by Theftbot »

At world origin (0,0,0) place a 128X128 brush(128X128X8) and place texture/shader on it w/axial in surf prop. Then lay patch out above brush like you would uv a mesh then cap the bezier until it matches brush texture, then bend it however you want too!
--edit as for your pic you might want to use 8 seperate 3X3 patches
dONKEY
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Joined: Mon Oct 15, 2001 7:00 am

Re: patches warp/stretch textures

Post by dONKEY »

I was going to suggest ase the geometry. Then re UV the texture in Blender, or what ever modelling app you use.
sst13
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Joined: Mon Feb 15, 2010 11:05 pm

Re: patches warp/stretch textures

Post by sst13 »

In good old Q3Radiant202 there is a (patch) texture tool plugin:

[lvlshot]http://sst13.net/pics/texture-tool.png[/lvlshot]

[lvlshot]http://sst13.net/pics/texture-tool2.png[/lvlshot]

You can set the vertices exactly by pixel. And/or clone textures from a patch onto another.



If you don't have this great plugin, you can do it this way:

1 create a flat version of a single side of your dome
2 set texture as cap (maybe hit CTRL+SHIFT+N until the right projection direction appears)
3 bend your patch
4 make a copy and rotate your patch by 45°
5 in vertices mode, hit CTRL+G to snap vertices back to grid
6 rearrange your vertices

[lvlshot]http://sst13.net/pics/patchdome.png[/lvlshot]
Last edited by AEon on Mon Nov 17, 2014 5:27 pm, edited 1 time in total.
Reason: lvlshot'ed the images
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Pat Howard
Posts: 494
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Re: patches warp/stretch textures

Post by Pat Howard »

thanks guys!
Shrinker
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Joined: Tue Dec 16, 2014 8:24 pm

Re: patches warp/stretch textures

Post by Shrinker »

That bezier patch mesh UV map adjustment tool was so useful, and unfortunately didn't return in later variations of Radiant. :(
Need better tool support for such patch meshes... hmpf.
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CZghost
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Re: patches warp/stretch textures

Post by CZghost »

I agree. I did not ever work with q3radiant, but this tool seems to be useful
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