How to lower Specular on the Old Normal MappinCode

Posted By: ChrispiZ

How to lower Specular on the Old Normal MappinCode - 11/02/04 15:21

All objects are too shiny, looks great on guns, but not on human models.
Is there a way to lower the specular? thnx
Posted By: Joey

Re: How to lower Specular on the Old Normal MappinCode - 11/02/04 19:34

look into the manual: specular_red, specular_green, specular_blue, power.

joey.
Posted By: ChrispiZ

Re: How to lower Specular on the Old Normal MappinCode - 11/02/04 22:35

Thnx, but i'm talking about modifying Matt Aufderheide's Normal Mapping Shader.
Because everything is a little bit too shiny. Is there a line in there somewhere that i can change so that it is less shiny?
Posted By: Joey

Re: How to lower Specular on the Old Normal MappinCode - 11/02/04 23:25

i think by adjusting the material skills (ambient, diffuse, specular, emissive) you can make the shader darker.
try a negative value for ambient_red, ambient_green, ambient_blue. that should work (if not, try the same with emissive and diffuse).

joey.
Posted By: Nadester

Re: How to lower Specular on the Old Normal Mappin - 11/03/04 00:25

Doesn't his shader use specular maps? If not, than it should That would allow you to control it.
Posted By: ChrispiZ

Re: How to lower Specular on the Old Normal Mappin - 11/03/04 07:18

Yes, they do use Specular maps, so, please help me, what do i do?
Darken the maps up a bit or what? Thnx
Posted By: ChrispiZ

Re: How to lower Specular on the Old Normal Mappin - 11/03/04 07:18

Yes, it does use specular maps. So, what do i do to darken it up?
Posted By: Nadester

Re: How to lower Specular on the Old Normal Mappin - 11/03/04 08:23

Correct. The lighter the parts of the map are, the more specular is being used. Solid white is like pure gloss, while solid black is a very dull look.

EDIT:
To darken it -> open it up in photoshop, then select the image>adjust>brightness and contrast option. Drag the slider down to darken it. Or, if you don't have any software for image editing, just make a black square in Paint and save it over the spec map. That'll remove all specular used.
Posted By: ChrispiZ

Re: How to lower Specular on the Old Normal Mappin - 11/03/04 09:52

thnx
Posted By: EX Citer

Re: How to lower Specular on the Old Normal Mappin - 11/03/04 15:04

I think lowen the contrast is better as to lowen the bright/darkness, because the balance between lighter and darker surfaces keeps equal. If you darken instead of contrast lowening, dark grey surfaces get black and you never get will them grey again.
Posted By: Nadester

Re: How to lower Specular on the Old Normal Mappin - 11/05/04 10:56

True, but if you just bump the contrast down - it will eventually mold everything to a solid gray. Thus everything has the same specular, and it is still quite shiny.
Posted By: ChrispiZ

Re: How to lower Specular on the Old Normal Mappin - 11/05/04 14:30

thnx, but i read drew's tutorial, what does he mean by "put it in da alpha layer?" exactly how do u do dat?
Posted By: Nadester

Re: How to lower Specular on the Old Normal Mappin - 11/06/04 04:24

Open the image up in photoshop, select Window>Show Channels (if your channel window isn't already opened). In the channel window, scroll to the very bottom and click the last state. That state will come up, and that's the alpha layer. Edit that however you please, and save it as a 32bit targa.
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