OpenLayer is a hardware accelerated 2D Graphics library. It specifies a new api to be used alongside of Allegro and takes control of how the contents of the screen are rendered and uses OpenGL functions through AllegroGL to allow hardware acceleration.
Simplifed All Gaming Graphical User Interface (SAGGUI). Project aimed towards simplifying inclusion of GUI elements in games. Graphical backends include: Allegro,SDL,and OpenLayer. Font backends include: FreeType. Easily extensible to any other system.
OpenLayer is a hardware accelerated 2D Graphics library. It specifies a new api to be used alongside of Allegro and takes control of how the contents of the screen are rendered and uses OpenGL functions through AllegroGL to allow hardware acceleration.