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Activity Forums Adobe After Effects 3D Lighting artifacts?

  • 3D Lighting artifacts?

    Posted by Tim Dohan on February 5, 2008 at 8:20 pm

    Hello:

    I’ve never seen this issue before, but my 3D light that is affecting vector layers is causing strange vertical shadow lines on its surface. (only rotating on its x axis) A friend recommended rastering all layers but unfortunately, I am too far into an HD uprez to consider this an option.

    I have tried to move the lights to reduce this but it has not solved the problem overall.

    – My shadow map is 4000 pixels and it was solving the problem but not all the time

    – And when I add another light to kill the shadow, it simply causes more issues.

    Any help would be greatly appreciated.

    Here are some images of the problem:

    Ian Dillon replied 18 years, 4 months ago 4 Members · 5 Replies
  • 5 Replies
  • Steve Roberts

    February 5, 2008 at 8:40 pm

    Can you get away without the light’s casting shadows? (switch off shadows)

  • Tim Dohan

    February 5, 2008 at 8:52 pm

    Nope… Client has seen it, so it has to stay… 🙁

  • Darby Edelen

    February 5, 2008 at 8:52 pm

    Alternatively, if you need the light to cast shadows so that the backdrop will accept them, try disabling ‘Accepts Shadows’ on the foreground 3D layers only.

    Darby Edelen
    Designer
    Left Coast Digital
    Santa Cruz, CA

  • Darby Edelen

    February 5, 2008 at 9:26 pm

    Did my suggestion below Steve’s have any effect?

    [Darby Edelen] “Alternatively, if you need the light to cast shadows so that the backdrop will accept them, try disabling ‘Accepts Shadows’ on the foreground 3D layers only.”

    Darby Edelen
    Designer
    Left Coast Digital
    Santa Cruz, CA

  • Ian Dillon

    April 23, 2008 at 11:18 pm

    Did you ever find a solution to the shadow artifacting problem? I’m having the same issue.

    IAn.

    Playroom Creative
    http://www.playroomcreative.com

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