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  Topic: Simple volume not casting full shadow
chaney

Replies: 10
Views: 17483

PostForum: Shader Bugs   Posted: Fri May 27, 2011 3:57 am   Subject: Simple volume not casting full shadow
Sorry for the delay .

I have uploaded a maya ascii file from 2011 and a cache for the first frame .

Thank You
  Topic: Simple volume not casting full shadow
chaney

Replies: 10
Views: 17483

PostForum: Shader Bugs   Posted: Tue May 10, 2011 2:44 am   Subject: Simple volume not casting full shadow
The problem persists with these values :

setAttr "miDefaultOptions.volumeSamples" 20;
setAttr "miDefaultOptions.maxReflectionRays" 100;
setAttr "miDefaultOptions.maxRefr ...
  Topic: Simple volume not casting full shadow
chaney

Replies: 10
Views: 17483

PostForum: Shader Bugs   Posted: Sat May 07, 2011 12:02 am   Subject: Simple volume not casting full shadow
Here is another image . I put a contour shader on everything to help visualize where the shadow is being subtracted .

I believe the first voxels along the edge in red are not passing the shadows fr ...
  Topic: Simple volume not casting full shadow
chaney

Replies: 10
Views: 17483

PostForum: Shader Bugs   Posted: Fri May 06, 2011 11:15 pm   Subject: Simple volume not casting full shadow
I have confirmed that the size of the sliver is directly related to the cell size .

It seems that sliver is shadow cutout from some underlying bounding box or voxel structure .

http://www.super ...
  Topic: Simple volume not casting full shadow
chaney

Replies: 10
Views: 17483

PostForum: Shader Bugs   Posted: Fri May 06, 2011 11:12 pm   Subject: Simple volume not casting full shadow
The ray depths have no effect.

I asked a former co-worker of mine if he had any ideas . He said he had the same problem as described under the post :

http://www.binaryalchemy.de/forum/viewtopi ...
  Topic: Simple volume not casting full shadow
chaney

Replies: 10
Views: 17483

PostForum: Shader Bugs   Posted: Fri May 06, 2011 3:41 am   Subject: Simple volume not casting full shadow
http://www.superchrishaney.com/baBizness.jpeg
  Topic: Simple volume not casting full shadow
chaney

Replies: 10
Views: 17483

PostForum: Shader Bugs   Posted: Fri May 06, 2011 2:22 am   Subject: Simple volume not casting full shadow
I have noticed that the problem gets worse if I modify the BA_PT_VolSG.miCutAwayOpacity .

This value defaults to 0.0 . Is there a chance that BA is returning values less than 0,0 for trans ?
  Topic: Simple volume not casting full shadow
chaney

Replies: 10
Views: 17483

PostForum: Shader Bugs   Posted: Thu May 05, 2011 10:01 pm   Subject: Simple volume not casting full shadow
I hope this is user error .

I am doing a simple render with a shader that was created using BA_CreateCloud and I am getting bad shadows .

Here is an example :

http://www.superchrishaney.com ...
  Topic: BaVolumeCloud intersecting volume problems
chaney

Replies: 18
Views: 31637

PostForum: Shader Bugs   Posted: Wed Sep 24, 2008 3:32 am   Subject: BaVolumeCloud intersecting volume problems
We are using the BA_particle_density3 and BA_volume_cloud from the 3.6 package for 64bit Linux and I do not believe there is a "support for intersecting volumes" checkbox on either of those ...
  Topic: BaVolumeCloud intersecting volume problems
chaney

Replies: 18
Views: 31637

PostForum: Shader Bugs   Posted: Tue Sep 23, 2008 2:13 am   Subject: BaVolumeCloud intersecting volume problems
I am getting some cubicle artifacts when two or more BaVolumeClouds intersect in Maya .

The density is being driven by particles from Maya and the cubes are much larger than the cell size . Part of ...
  Topic: Maya 64bit Linux BA_Shader_Collection_essential_22
chaney

Replies: 1
Views: 4554

PostForum: Shader Problems / How do I...?   Posted: Wed Jul 09, 2008 11:24 pm   Subject: Maya 64bit Linux BA_Shader_Collection_essential_22
Is a 64 bit version of the BA_Shader_Collection_essential available for Maya8.5/Maya2008 ?
Thank You
 
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