Hi,
Its possible that the required channel that this shader uses have
somehow been deleted from your basic start up configuration
try and add the float channel 'Light Sensitivity' to the list of
channels if it is not already there.
rgds,
Andrew
Neil Cooke wrote:
Hi List,
What am I doing wrong please ....
1. create sphere - analytic.
2. create light point
3. drop LightSensitivity material from the library into the light point.
4. adjust sphere properties .... color/set surface properties
attribute to light sensitivity and change the value from 0.000 to 1.000
5. Ray trace ... no change (as compared to a control set also created
but not mentioned above.)
6. Re-open properties for sphere and find the light sensitivity option
in surface attributes has been re-set to color.
..... so, not only no change but the values are being over-written.
???
Thanks
Neil Cooke
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