 | | | primary ray override | primary ray override 2004-06-02 - By Schoenberger
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Use the ray type node in your default material and plug your current
render tree in all node inputs.
Then use an override in your reflection pass and plug in what ever you
want to use for your eye rays.
Holger Sch�nberger
technical director
The day has 24 hours, if that does not suffice, I will take the night
>> -- --Original Message-- --
>> From: owner-xsi@(protected)
>> [mailto:owner-xsi@(protected)] On Behalf Of Guillaume Laforge
>> Sent: Wednesday, June 02, 2004 8:58 PM
>> To: XSI@(protected)
>> Subject: RE: primary ray override
>>
>>
>>
>> Thanks Lucas, the two passes would do the job. But with my
>> fantastic render
>> farm (2 computers...) it would be faster to render a
>> reflexion/matte in one
>> passe.
>>
>> There is no workaround ?
>>
>>
>>
>>
>> -- --Message d'origine-- --
>> De : owner-xsi@(protected)
>> [mailto:owner-xsi@(protected)]De la part
>> de lucas
>> Envoy� : mercredi 2 juin 2004 19:22
>> � : XSI@(protected)
>> Objet : AW: primary ray override
>>
>>
>>
>>
>> -- --Urspr�ngliche Nachricht-- --
>> Von: owner-xsi@(protected)
>> [mailto:owner-xsi@(protected)] Im Auftrag
>> von Guillaume Laforge
>> Gesendet: Wednesday, June 02, 2004 4:38 PM
>> An: XSI@(protected)
>> Betreff: primary ray override
>>
>> Hi,
>>
>> I want to override a partition with a black constant
>> shader ONLY for
>> PRIMARY
>> RAYS. I need to keep
>> the original object shaders for the SECONDARY RAYS.
>>
>> My other partition got a reflexion shader to reflect those
>> SECONDARY
>> RAYS.
>>
>> Is it possible to use a Ray_type to tell the partition
>> what is the "Eye"
>> shader and what is the "reflexion" shader.
>>
>> In fact I just want to do a simple reflexion pass with an
>> opaque alpha
>> matte
>> for non reflective object.
>>
>> What is the best workflow to do this ?
>>
>>
>> Hi Guillaume,
>>
>> as I don't know how to solve the Ray_type thingy, I would set up 2
>> passes : one for the reflection, (1 partition with the
>> visible object
>> with an override to turn the primary rays off, 1 partition with the
>> reflection object)
>> and one for the matte/mask
>>
>> you can composit them later on...
>>
>> or am I missing something ?
>>
>>
>> Lucas
>>
>> -- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ------
>> -- ---- -----
>> -- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ------
>> -- ---- ----
>> LUCAS WENDLER (3D ANIMATOR)
>> FIFTYEIGHT3D GMBH UNTER DEN EICHEN 5 65195 WIESBADEN GERMANY
>> TELEFON +49 (0) 611. 9333 58.72 FAX +49 (0) 611. 9333 58.81
>> HTTP://WWW.FIFTYEIGHT.COM
>>
>>
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