Guide to Game Development/Theory/Collision detection/AABB intersection

Axis-aligned bounding box (only works for items aligned to axes, but you can translate them, perform the test and translate them back).

External links

Youtube:

• Math for game developers:
  • Bullet collision example
  • Trigger areas example
• Bounding box collision detection by Atrixium

Website:

• gamefromscratch's article on AABB intersections