Hi All, Im working on a project at the moment that inc 1 vray camera, loads of yellow lights and a HDRI image for reflections. My problem is this, I have WB set to a yellow tone on the Vray camera to counteract the yellow cast from the lights (which works great) but the HDRI map that im using alre…

thats a good point actually, is there a way of excluding the background / environment from wb in the vray camera?

In Exposure adjustments in CS3, at the bottom right of the dialog, there is a white (and gray and black) point sampler. EDIT: Oh, sorry… I misunderstood. That’s not the issue.

anyone got a workaround thats works?..anyone?

If you uncheck the “affect background” option in the Color mapping rollout of V-Ray, the white balance of the camera (and its exposure for that matter) will not affect your background. Best regards, Vlado

[image] Looking for someone to take over The V-Ray Automator If you uncheck the “affect background” option in the Color mapping rollout of V-Ray, the white balance of the camera (and its exposure for that matter) will not affect your background. Best regards, Vlado Cheers Vlado, but that doe…

dumb question…but why are lights yellow if u want them to look white in the first place? can t u just cc the all thing in post?

You can also simply put the environment map inside an Ouput map and use the color curves to adjust the color of the environment as you wish. Best regards, Vlado

well, the client wants it set up as a photo shoot they took a few months ago, and the best way I can do this is to make lights yellow and the enviroment blueish as it was at the photoshoot. Intrestingly I did try it with white lights, but with yellow lights/blue enviroments and with the WB correct…

that makes sense…i knew it was a dumb question! :lol:

Or open the HDR in HDRShop (free) and change its white balance automatically or more accurately. In my experience does a really good job at it.

Reverse Engineering White Balance for existing HDRI maps?

V-Ray V-Ray for 3ds Max Issues

mdi April 3, 2008, 10:54am 6

Cheers Vlado, but that does not help with reflections though… my reflections are still blue!

any thoughts on a work around?

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Reverse Engineering White Balance for existing HDRI maps?

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