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how to reduce colorbleeding + brighten interior

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  • how to reduce colorbleeding + brighten interior

    hi, my first try with an interior + vray. get the problem that the image is quite dark (also after post, this one is without post). is there a possibility to brigten up the rendering without using artificial lights? also think of something like hide glass from gi...
    next is that i woluld like to reduce the color bleeding of the floor in the ceiling.
    settings: vray sun 1,0/ sky 1,0/physical cam: f-number:5,0, shutter speed: 300, iso: 100; reinhard burn 0,3
    Last edited by max montana; 07-04-2008, 11:19 AM.

  • #2
    You can solve the color bleeding problem with a VrayOverrideMtl:
    http://www.spot3d.com/vray/help/150R...idemtl.htm#ex3

    To me, the SSpeed value is too high, you can try something like 100 or less.
    www.thefakeworld.net is back!

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    • #3
      First of all pretty render, it has great potential. Second, you're worried about artificial lights but not artificially changing the calculated gi bounce? What's the difference

      A starter, is if you were in this interior, the camera needs more light to get a better exposure, and your environment outside would be much brighter.

      ref: http://www.luxrug.com/media/Tufenkian-tempo.jpg

      I don't think you need "artificial lights", but I would find a balance between upping your dark multiplier on your color mapping a bit, and brightening outside considerably!

      Looks great, keep going,
      -Colin
      Colin Senner

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      • #4
        heh i have a little time free so I did try to reproduce your scene, and here is the result.. sorry I could't resist

        vray sun + vray sky + vray camera

        all is default, cam is set to SS 80, ISO 400 , f 5
        CM Reinhard , LWF

        I hope U find this helpfull
        Attached Files
        Best regards,
        Andrian
        _____________________________________
        www.fekta.eu
        Portfolio
        CG Talk

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        • #5
          5min photoshop...



          i d say u need to expose a little more ur camera and if u want ur ceilings/walls to be less colorbleeded i would try to mess with vrayphysical camera white balance...
          Nuno de Castro

          www.ene-digital.com
          nuno@ene-digital.com
          00351 917593145

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          • #6
            use materials with .5 brightness for less colour bleed, they will also be a lot darker as a result but have half the GI bounce.

            also known as LELE's method.

            And otherwise compensate with your camera settings.
            WerT
            www.dvstudios.com.au

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            • #7
              I use the override material method. Use your floor texture as the base material, add a vray material as GI material, then adjust the diffuse color to give you the bounce you want without the color bleed.

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