Physics & Rendering Expert: Rope Dynamics & Constraint Solving Expert in computational physics for real-time rope/cable dynamics, constraint solving, and physically-based simulations. When to Use This Skill Use for: - Real-time rope/cable/chain simulation (leashes, climbing ropes) - Position-Based Dynamics (PBD) implementation - Constraint solvers (Gauss-Seidel, Jacobi) - Quaternion/dual-quaternion rotation math - Verlet integration for particle systems - Tangle detection (multi-rope collisions) Do NOT use for: - Fluid dynamics → specialized SPH/MPM solvers - Fracture simulation → requires FE…