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Rendering Animation and Flythrough

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  • Rendering Animation and Flythrough

    This is my first animation and I am having some difficulty. What I am trying to do is a flythrough of a a cafeteria (very exciting I know) and have at each end of the flythrough moving doors that open from a closed position. The way I have set up my scene to try and address these goals is as follows,

    Frames 0-60 are moving doors and rendered with an Irradiance map for the Primary bounces and a Light Cache for the secondary bounces. In the irradiance map settings I used the animation prepass mode, and for the light cache I used the single frame mode. The workflow I followed is found here. The camera path option was checked.

    http://www.spot3d.com/vray/help/200R...ials_anim2.htm

    For the final pass the same tutorial was followed and the secondary bounces were turned off.

    For the second part of the animation (frames 61-1999) the global illumination settings were as follows

    Primary bounces, Irradiance map, incremental add to map. Secondary Light Cache, flythrough. Then to render the final images both primary and secondary were set back to read from file. Below are two examples of the output. The first (frame 60) being the image done with the animation with moving objects tutorial, and the second frame (61) being produced with the flythrough settings.

    Click image for larger version

Name:	walkthrough_0060.jpg
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ID:	873944Click image for larger version

Name:	walkthrough_0061.jpg
Views:	1
Size:	42.0 KB
ID:	873945

    My problems are two fold. One the light leakage and artifacts on the ceiling in the frame 60. Secondly the difference in overall illumination between the two frames). When I do a single frame rendering with no animation settings, and using for the Primary bounce the irradiance map settings, and the light cache for the secondary bounces, the frames are perfect. Which is how I am rendering the scene currently. Any suggestions as to what I am doing wrong, or what I might do to fix this issue. And if I need to submit more information I will be happy to.

    Thank everyone for the time it took to read this post and respond.

    Cheers,

  • #2
    It may be that your light cache subdivs for the second part were too low, especially if the camera path was relatively long. Increasing the light cache subdivs should solve the problems.

    Best regards,
    Vlado
    I only act like I know everything, Rogers.

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    • #3
      Thanks for the response Vlado. I will make the changes based on this suggestion.

      Cheers,

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