[gameprogrammer] Re: Texturing large terrain

Vince escribió:
> 
> 

>> this solution.
>> Though Roger didn't provide a link to the solution he
>> recommend you
>> study, I've pasted it here:
>> http://www.ogre3d.org/wiki/index.php/Terrain_Alphasplat_Shader
>>
>> Best.
>> Casey
>>

>>
>>
>>
> 
> I appreciate feedback from both of you.
> I'm loathe to use Ogre3d as I'm stubbornly re-inventing some wheels for 
> educational purposes, but I'll investigate the shader technique and see how 
> easily it can be applied to my existing framework.  I've used GLSL but I 
> haven't messed with CG because I thought it might not be compatible with 
> non-Nvidia cards.  Is that truly the case?
> It seems to me that I could also use the alpha maps I'm using for the shader 
> with my generation script and just pre-process the whole thing, outputting 
> transition textures and applying rotated UV's so I only have a couple of 
> extra textures per transition and can cater to older hardware.
> 

I have been using ATI cards for a long time, and the Cg shaders works.
At least, the ones included with Ogre and the add-ons I have used.


-- 
Roger D. Vargas
Gentoo Linux 2008.0
http://gpnfn.blogspot.com, The news for game programming newbies

                
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