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Activity Forums Adobe After Effects animating orientation – specifiying clockwise or anti??

  • animating orientation – specifiying clockwise or anti??

    Posted by Scott G on November 17, 2005 at 2:04 am

    hi guys,

    i have a camera parented to a null that i want to move/pan down a map of a coastline. to rotate the camera, i am animating to null’s z orientation, because if i animate anything else (rotation of the null, rotation of the camera) then the plane of the map appears to move in 3d space. i just want to rotate my camera (which is looking down).
    now, i want to rotate more than 360 degrees in a direction – but when i cross some magic line (i haven’t figured out what the degree value is) the camera moves clockwise instead of the anti clockwise direction i want! it seems it takes the shortest route between two numbers, rather than being able to specify a certain number of rotations (eg, -2×306, like the ACTUAL rotation values).
    how can i rotate my camera more than 360 degrees in full revolutions, without having my map plane yaw/roll as happens when using xyz rotations?

    i hope that was clear. it’s confusing even to me…

    Steve Roberts replied 20 years, 6 months ago 2 Members · 3 Replies
  • 3 Replies
  • Steve Roberts

    November 17, 2005 at 2:25 am

    Orientation works that way. You need to use rotation.
    If you rotate your camera, all 3D planes in the frame will appear to rotate, just like in real life.

    You might need to switch off auto-orient for your camera (layer>transform).

    Hope that helps,
    Steve

  • Scott G

    November 17, 2005 at 12:27 pm

    well, it doesn’t really help, because i don’t want the layers to move in 3d space. i could have z-rotated, but because of the x+y rotation, the z roation made the layer move all over the place, where all i wanted was to have the camera pivot over my static map (static map with depth of field from x+y roation). z-rotate only works as a pivot if x and y are zero.

    auto-orient for the camera i always turn off as well. geez that’s annoying, it should be off by default.

    came up with a workaround by adding extra orientation keyframes to make it turn the way i wanted – by doing some maths and spacing the keyframes evenly it was seamless.

    thanks anyway!

  • Steve Roberts

    November 17, 2005 at 2:04 pm

    Ah — I think I understand now. Glad you solved it.

    Steve

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