Ball Collision Test Self-Collision Test Sphere Test

Use mouse to orbit, Shift+mouse to pan, scroll to zoom
Keyboard: S = Ball Collision Test (rolling ball), G = Self-Collision Test (2 top corners pinned), P = Sphere Test (draped over static sphere)
Rendering: W = Wireframe, T = Solid Triangles, B = Both
Ball Control: D = Toggle Ball Direction (forward/backward)