Preview of a shader...
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 THE POST BELOW IS MORE THAN 5 YEARS OLD. RELATED SUPPORT INFORMATION MIGHT BE OUTDATED OR DEPRECATED On 06/09/2003 at 12:13, xxxxxxxx wrote: User Information: 
 Cinema 4D Version: 8.100
 Platform: Windows ;
 Language(s) : C++ ;--------- 
 I have a noise shader here but have a problem. The shader works fine on the object and the material preview is correct too, but the preview in the AM doesn´t work at all :
 The problem is that I am using cd->vd->p as evaluation point of my noise function. When the AM preview is calculated though VolumeData doesn´t seem to be valid so I cannot use it.
 So what I can use instead when vd is NULL?
 Thank you
 Samir
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 THE POST BELOW IS MORE THAN 5 YEARS OLD. RELATED SUPPORT INFORMATION MIGHT BE OUTDATED OR DEPRECATED On 07/09/2003 at 00:53, xxxxxxxx wrote: If you mean the (new) preview control then you probably should be asking this of sdk_support and not here  
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 THE POST BELOW IS MORE THAN 5 YEARS OLD. RELATED SUPPORT INFORMATION MIGHT BE OUTDATED OR DEPRECATED On 07/09/2003 at 05:28, xxxxxxxx wrote: hi, 
 no I am talking about the preview in the AM that is in there since version 8. It´s under the texture group (that´s the name of the gui element I think...) in almost all channels.
 Samir
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 THE POST BELOW IS MORE THAN 5 YEARS OLD. RELATED SUPPORT INFORMATION MIGHT BE OUTDATED OR DEPRECATED On 07/09/2003 at 06:07, xxxxxxxx wrote: ok, got it already 
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 THE POST BELOW IS MORE THAN 5 YEARS OLD. RELATED SUPPORT INFORMATION MIGHT BE OUTDATED OR DEPRECATED On 07/09/2003 at 19:49, xxxxxxxx wrote: cd->p is not a coordinate in world or local space but a width and height value in range from 0.0 to 1.0.This value gives you a position on a 2d map . this is the map that you will see in your preview and render. So its 2D texure space and not 3d space. 
 
 
 >If you mean the (new) preview control then you probably should be asking >this of sdk_support and not here 
 all the more reason for a SDK conference in fc