多物体中心点移动控制AE脚本 Aescripts Anchor Point Gravity

可以同时选择多个图层，在三维空间调节整体的中心点位置，包括位置的控制，深度的控制等，比如可以制作摩天轮转动效果动画

Reposition the anchor point based on depth and gravity.

• Anchor Point Mode
  Moves the anchor point to the specified position
• Depth (Anchor Point Mode)
  Moves the anchor point to the specified depth position
• Position Mode
  Move the position of the layer without changing the display position of the anchor point
• Depth (Position Mode)
  Move the position of the layer without changing the display depth position of the anchor point
• Use Extrusion Depth
• Extents
  Acquires the boundary of the rectangle of the layer and corrects the content
• Gravity Mode
  Add a null to the selected layer and parent it
• Rotate child layer (Gravity Mode)
  Determines whether the child layers rotate when the parent is rotating (uses expressions).