Skeleton based deformation - Skinning

• Objective: Deform articulated character
• Idea: Use skeleton to control limbs
• • Articulations as rotations

• Animation Skeleton
• • Set of frames \(T_i\): position, orientation
  • • Describe non-rigid parts of the character (dof)

• Terminology
• • Joint = A frame \(T_i\)
  • Bone = Segment between two joints