POV-Ray : Newsgroups : povray.general : Texture mapping pb using POV-Ray renderer mh/blender/povray : Re: Texture mapping pb using POV-Ray renderer mh/blender/povray Server Time
29 Jul 2024 02:20:17 EDT (-0400)
  Re: Texture mapping pb using POV-Ray renderer mh/blender/povray  
From: alefburzmali
Date: 2 Jun 2013 07:25:01
Message: <web.51ab2b815b1371a4d353e5a50@news.povray.org>
Alain <kua### [at] videotronca> wrote:

> > Hi everyone,
> >
> > I am currently using MakeHuman to design human models with Blender.
> >
> > I have designed a very simple model with MH, and applied on it a simple set of
> > clothes then I have exported the model in the *.mhx format so that I can import
> > it when using Blender.
> >
> > I have to use the POV-Ray renderer for specific reasons (I have got to use the
> > associated *.pov file in another POV-Ray scene). But when I render the human
> > model with the POV-Ray renderer I have got a very strange texture arrangement
> > ..... I don't have this problem with the Blender renderer, as you can see below.
> >
> > The model rendered with the Blender renderer (imported model from MH, using
> > Blender) :
> >
> > http://hpics.li/eaf7dd6
> >
> > The model rendered with the POV-Ray renderer (using Blender, and imported from
> > MH using Blender) :
> >
> > http://hpics.li/2f1daa8
> >
> > It looks like my textures are not mapped in the good direction or something like
> > that, as if they have been reversed ....
> > The skin texture is correctly mapped tough
> >
> > What do you think about this problem ?
> > Do you know if it exists a simple trick to solve this ?
> > I'm using the latest MH (1.07beta), Blender 2.66.1 and POV-Ray 2.7beta.
> >
> > You can download my *.pov file, my *.mhx file and the textures associated here :
> > http://dl.free.fr/mdk3ahYqj
> >
> >
> > Thanks !
> >
> >
>
> The pigment may need to be rotated 90 degrees. Try:
> rotate 90*z
>
> It's diffuse value looks like it's set way to low. Normaly, it should be
> set around 0.7.
> Another possibility would be a gamma isue. Add: "gamma srgb" or "gamma
> 2.2" to your image_map.
>
> You have specular or phong highlighting set much to strong. Maybe the
> diffuse value got applied to specular...
>
>
> Alain

Thanks for all your advice Alain, MH users talk about a specific problem that
would be fixed in the next release.

Anyway, thanks for the gamma and the diffuse thing :-)

Alef


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