View Full Version : Baking Lightmap
Rockin 09-07-2004, 05:56 AM I need to create one large lightmap for all the objects in my scene. I tried to use the "Render to Texture" option in 3dsmax 6 but the software generates a map for each object.
How can I set MAX to render a single map for all the geometry?!?
Thanks in advance
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Libor
09-07-2004, 01:26 PM
Hmm, I needed it too, unfortunately max RendertoTex function is not very good and doesnt support it.
One solution would be to collapse all your objects together, unwrap it and finally bake lighting map on it (for example to uv channel 2), then separate them and you have applied one lightmap for every object with saved its Difusse texture mapping (uv channel 1)
I know, its pretty sad and not satisfying, but maybe via Maxscript its usable...
Cheers,
L.
Rockin
09-08-2004, 07:58 AM
Hmm.. quite interesting. One problem though.. how can I break one object into multiple objects by Material ID?
design721
09-08-2004, 06:51 PM
Baking will make a material map for each object. It's important to attach what ever editable poly/meshes you wish to be on the same map. If they are different colors or mat ids, it should still be fine (it'll ask you how you want to merge the mats, I just leave it on the default). It's all pretty much select and click, then render to texture.
Make sure there are no UV Coords - collapse all the objects to edit poly/mesh before using rtt.
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