OTOY Forums • Daylight System: Where is north?

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Daylight System: Where is north?

Posted: Tue Feb 14, 2012 12:16 pm

by Chris_TC

We may use Octane for visualization, but we need the lighting to be geographically accurate. What is Octane's north direction?

Thank you

Re: Daylight System: Where is north?

Posted: Tue Feb 14, 2012 2:17 pm

by t_3

Chris_TC wrote:We may use Octane for visualization, but we need the lighting to be geographically accurate. What is Octane's north direction?

Thank you

Z+ should be (if north offset is zero)

a little test... this photo taken from wikipedia (http://en.wikipedia.org/wiki/Sundial#Ho ... l_sundials):

and "rebuilt" in octane (using date, time and coordinates of the original photo):

Re: Daylight System: Where is north?

Posted: Tue Feb 14, 2012 6:53 pm

by LudovicRouy

Thanks, very usefull !

Re: Daylight System: Where is north?

Posted: Tue Feb 14, 2012 7:46 pm

by Chris_TC

Thank you! That's super useful indeed.