PV's & Control groups: PV Groups

• What:

  • Group pole vector control and IK effector
    • Pivot located at the knee/elbow
    • Control for foot/hand parented to group
  • Move and rotate group for elbow / knee led motions

• For:

  • Crawling, kneeling, or ground contact at knee
  • Movement from elbow / knee, eg fighting

• Pros:

  • Consistent knee placement in world

• Con:

  • Poorly suited for regular movement animations

• Refinement:

  • Don't animate control group position directly
    • Point-constrain group to single-link IK
    • Use IK effector to animate position
  • Prevents wrist/ankle from “floatingâ€?