started collision detection
added test to collision detection
started remaking Player class
continued changing Player and Camera class
continued modifying player and camera classes
continued work on player and camera class
finished refactoring Player and Camera minus gravity
added World class
started work on player model
modified shaders
added basic player model
before moving gameLayer stuff to world
started moving world stuff to world class
moved all world stuff into world class
continued refactoring player, added gravity
continued work on gravity and collisions
fixed basic collision detection
completely fixed collision detection
modified collision detection
worked more on collision detection