Test with a Spine skeletal model and Sprite Lamp generated normal map. Still far from the desired behavior. To do for the next test:
- Get the correct light position.
- Flip and rotate the normal according to slot transformation.
System: Mac OS X
Engine: in-house C++ & OpenGL 2D engine
Window: GLFW 2.x
Spine: http://esotericsoftware.com/
Sprite Lamp: http://snakehillgames.com/spritelamp/
