Tuesday 31 July 2012

Vray Hidden Line Wireframe Shader

AJ HL Wireframe Shader v1.0
A useful shader for checking tracking and matchmove objects.

When checking a camera track or a matchmove against film footage its always good to check your markers and animation with a hidden line wireframe render before handover. To do this in Vray is currently a little painful in terms of setting up a wireframe shader that can pass through an image plane so to save time I have setup this basic shader network that will automatically create the shader with a projection setup linked to the scene imageplane of your camera.


Install instructions
Download the script from below and paste into the maya script editor as python
Run the script directly from there 
OR
Drag the script into a shelf for a one click solution

DOWNLOAD
AJ HL Wireframe Shader v1.0





There are a few minor bugs that I will work on but here's the list to watch out for.


v1.0 known bugs
use at your own risk.. yada yada...

  • There can be only one image plane in the scene
  • The camera and image plane must already be created before running the script or it wont link
  • You need to manually select what camera your projection is coming from using the imageplane_passthrough node in the hypershade network.






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