 | | | soft reflections w/ mr | soft reflections w/ mr 2003-11-25 - By Desmond Sukotjo
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Mark.
I was wondering if we do it your way, do we have to check/turn on the
suppress maya shaders? I'm guessing we don't.
Because I read some tutorials about using this dgs_material said we should
turn on the suppress maya shaders.
Thanks.
-- -- Original Message -- --
From: "Mark Ainslie" <mark@(protected)>
To: <maya@(protected)>
Sent: Monday, November 24, 2003 4:01 PM
Subject: Re: soft reflections w/ mr
> You can do it that way of course. But for a simpler way to do blurry
> reflections you can also connect the DGS material directly to your Maya
> shader - few people realize you can do this sort of thing.
>
> 1) Get a dgs_material node
> 2) Set the dgs_material diffuse and specular attributes to black
> 3) Set a colour to the glossy attribute
> 4) Set the shiny attribute to any number (low numbers are blurry, high are
> sharper)
> 5) Connect the dgs_material node to the incandescence of the Maya shader
you
> want to add blurry reflections to
> 6) Make sure the Maya shader's reflectivity is 0 as to not get double
> reflections
>
> or
>
> Repeat Above Steps 1) and 2)
> 3) Set the glossy attribute to 1
> 4) Set the shiny attribute to any number (low numbers are blurry, high are
> sharper)
> 5) Connect the dgs_material node to the "reflected color" attribute of the
> Maya shader you want to add blurry reflections to
> 6) Set the Maya shader reflectivity to a number above 0
> 7) Set the "reflection limit" attribute to 0 under "raytrace options" of
the
> Maya shader so you don't get double reflections
>
> There's also a shader called "Reflection Utility" on Highend3D that does
the
> same thing but it's specialized to just doing blurred reflections and
isn't
> a full featured shader like the dgs_material node.
>
> Hope this helps.
>
> ==
> Mark Ainslie
> Animatorus Tridimentia Canadianum
>
> mark@(protected)
> www.gurustudio.com
> -- -- Original Message -- --
> From: <niko.hirvonen@(protected)>
> To: <maya@(protected)>
> Sent: Saturday, November 22, 2003 6:11 PM
> Subject: Re: soft reflections w/ mr
>
>
> > Hi Gary,
> > Do following to get blurred reflections:
> > 1) make a material (Maya's blinn/lambert/phong)
> > 2) click the out put connection button to open the attributes for the
> > shading group node
> > 3) Open the Mental ray section (attribute editor) and drag and drop
> > the dgs_shader with middle mouse button (hyper shade window) to
> > shading group node -> Mental ray -> Material Shader (attribute editor)
> > 4) Click the Supress all maya shaders
> > 5) Go to dgs_material1 attributes and change the Glossy (color for
> > reflection) and Shiny (brightness of reflection) attributes
> > 6) create a light
> > 7) connect the Mi Export Mr Light attribute (lightShape node) to
> > Lights attribute (dgs_material node)using connection editor
> > (highend3d has a script that does this for u2)
> > 8) render
> >
> > I hope this make sense and I didn't miss any step here ...
> >
> > Niko
> > -- ---- ---- ---- ---- -----
> >
> >
> >
> > Lainaus Gary Jaeger <gary@(protected)>:
> >
> > > related to the recent thread about MR books, I really wish alias
> > > had
> > > better doc on using mr for maya. For instance, I have a blinn which
> > > I
> > > like everything about, except I want the reflections to be soft.
> > > How do
> > > I do this with MR? I think it's related to the dgs_material, but I
> > > have
> > > no idea how to use it. Do you connect some of the dgs attributes to
> > > the
> > > blinn? or vice versa? can anybody shed some light on this? thanks.
> > >
> > > . . . . . . . . . . . . . . . . . . . . . . . . .
> > > Gary Jaeger // Core Studio
> > > + www.corestudio.com +
> > >
> > >
> > >
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> >
> >
> >
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