Soften the Sun

Poser (Integrated Plugin developed by Paul Kinnane)

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Seaking406
Licensed Customer
Posts: 106
Joined: Wed Jun 29, 2016 9:42 pm

Greetings, still on the learning curve of Octane..

I'm trying to resolve how to soften the shadows produced by the sun in any of the kernel modes. As best as I can figure it out, the Sky Turbidity 'should' do the trick but all it does is reduce the power of the sun light (as far as I can tell which means I must increase the power of the sun to get a good exposure..)

What I am trying to achieve is a 'sunlight' lighting but say in a gently overcast day that produces softer shadows..

Any thoughts or advice is greatly appreciated.

Cheers!
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abstrax
OctaneRender Team
Posts: 5510
Joined: Tue May 18, 2010 11:01 am
Location: Auckland, New Zealand

Seaking406 wrote:Greetings, still on the learning curve of Octane..

I'm trying to resolve how to soften the shadows produced by the sun in any of the kernel modes. As best as I can figure it out, the Sky Turbidity 'should' do the trick but all it does is reduce the power of the sun light (as far as I can tell which means I must increase the power of the sun to get a good exposure..)

What I am trying to achieve is a 'sunlight' lighting but say in a gently overcast day that produces softer shadows..

Any thoughts or advice is greatly appreciated.

Cheers!
To soften the sun shadows (i.e. its edges) you have to increase the sun radius, but this will most likely not give you the look of an overcast scene. For that I would use some HDRI environment instead.
In theory there is no difference between theory and practice. In practice there is. - Yogi Berra
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face_off
Octane Plugin Developer
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Joined: Fri May 25, 2012 10:52 am
Location: Adelaide, Australia

Increase the Sun Size.

Paul
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Octane Plugin Support : Poser, ArchiCAD, Revit, Inventor, AutoCAD, Rhino, Modo, Nuke
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Seaking406
Licensed Customer
Posts: 106
Joined: Wed Jun 29, 2016 9:42 pm

Many thanks! I shall try increasing the sun..

Cheers
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