HDR Light

DAZ Studio Integrated Plugin (Integrated Plugin maintained by OTOY)

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Elele
Licensed Customer
Posts: 162
Joined: Sat Nov 16, 2013 4:27 pm

Hi,

Is there a way to turn up the lighting intensity of an hdri image, loaded as a RGB image in the HDRI texture environment, independently of the exposure of the image in the render?

HDRI's never give enough light in renders, and if I turn up the exposure or power of the image it gets overexposed.

Thanks
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face_off
Octane Plugin Developer
Posts: 15694
Joined: Fri May 25, 2012 10:52 am
Location: Adelaide, Australia

If you are using a HDR or IBL image, then the gamma should be set to 1, not the default 2.2. That may resolve your issue.

Paul
Win7/Win10/Mavericks/Mint 17 - GTX550Ti/GT640M
Octane Plugin Support : Poser, ArchiCAD, Revit, Inventor, AutoCAD, Rhino, Modo, Nuke
Pls read before submitting a support question
Elele
Licensed Customer
Posts: 162
Joined: Sat Nov 16, 2013 4:27 pm

That also changes the image. Is there a way to adjust the light intensity without changing the way the image looks?
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face_off
Octane Plugin Developer
Posts: 15694
Joined: Fri May 25, 2012 10:52 am
Location: Adelaide, Australia

That also changes the image. Is there a way to adjust the light intensity without changing the way the image looks?
Set the Environment Texture Power to a number greater than 1 (do this by entering a number in the power edit box rather than with the slider).

Paul
Win7/Win10/Mavericks/Mint 17 - GTX550Ti/GT640M
Octane Plugin Support : Poser, ArchiCAD, Revit, Inventor, AutoCAD, Rhino, Modo, Nuke
Pls read before submitting a support question
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