Collisions :

• boxedin :
  • sphere bouncing inside a 3DS object
  • sphere collision detection with a complex (high poly) mesh
  • using the octree to speed up collision detection
• boxsphere :
  • testing for collisions between a box and a sphere
• facevsface :
  • accurate face vs face collision detection between freeforms
  • accurate collision detection between cubes (test case)
  • moving objects in 3D with the mouse
• meshhit :
  • basic raycast collision with a mesh
  • finding mesh surface point and normal below mouse
• occlusionquery :
  • simple demo showing how to use an occlusion query to see if an object is visible
• octree :
  • raycast collision with a complex (high poly) mesh
  • using the octree to speed up collision detection
• raybox :
  • testing for collisions between a ray and a box
• raycast :
  • raycasting intersection sample (RayCastIntersect function)
  • a two-cents worth raytracer
• sphere :
  • ultra-basic collision detection sample
• trianglebox :
  • testing for collisions between a triangle and a box

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