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3d max - how can I see a lightmap with diffuse map?

I have some simply object and I have unwrapped UV for diffuse on channel 1. I put diifuse map on it and everything is ok.
After that, I have rendered a lightmap for the object with UV on channel 2. The lightmap is as a 2nd file.

But I don't know how I could see the lightmap on the object with texture.

I put the lightmap to Self-Illumiation slot or Ambient Color slot, I change map channel on 2nd... but nthg happens :/ I can't see texture with lightmap on it. What should I do?

Replies

  • Mark Dygert
    - In your material click on the diffuse channel, change it to composite map this does not mean change your material to composite. Its completely different, just change the diffuse map channel to composite map.
    - Then load both of your maps into the slots, make sure they're set to the proper UV channels and set their blending method. If you're on 2008-09 then the blending method works just like layer blending in photoshop. If you're on older version of max there's a setting, but I forget what it is...
  • Xoliul
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    Xoliul polycounter lvl 16
    Or use a realtime shader that supports it. Doylle's shader from game-artist can do this.
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