PBR Update

New release of our game (v0.1.2): focused mainly on graphics fidelity improvements.

Release Notes:

• Info about the controls in settings menu
• loading screen
• PBR rendering
  • gamma and exposure adjustment
  • metallic / non-metallic surfaces
  • rough / smooth surfaces
  • emissive surfaces
  • data textures (channel packed roughness, metallic, emission and ambient oclusion)
  • environment mapping (cubemaps)

Behind the scenes (updates):

• unloading unused textures and meshes

See also:

release on GitHub: https://github.com/pwalig/3D-FPS-OpenGL/releases/tag/v0.1.2