(noob?) problem during baking occlusion to pointcloud

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Hi,



I'm trying to bake occlusion into a point cloud in a surface shader.



I disabled the vm_hidden parameter in mantra (so in the interface “Enable Hiding”
is off), and I still get some strange results.



As you can see in the attachment image, the pointcloud appears okay from the camera
point of view (the pointcloud can be re-imported in a SOP network btw, which is
quite cool).



However if you check the back side, it appears as if for some parts occlusion wasn't
calculated at all, for others (teapot body), there is something that shows some
resemblance



Any ideas on how to address this are appreciated (any mantra gurus out there? )



Thanks



imre

Attachments:
odforce_question.jpg (70.6 KB)

Imre Tuske
FX Supervisor | Senior FXTD @ Weta FX

qLib -- Houdini asset library
http://qlab.github.io/qLib/ [qlab.github.io]
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