TODO:
make snow follow player and fade out when not needed
Seed deterministic foliage / chest spawns
add portal system
heart restores more health as time goes
progen skyboxes w/ mountains etc
acheivements system
tree colliders
more enemies:
- Slime mimic
Many of the custom shaders are modified versions of the buit in Ursina and Panda3D shaders
https://github.com/ashima/webgl-noise/blob/master/src/noise3D.glsl [MIT] - Noise shader uses code taken from here see
Audio by atriumthewriter: https://github.com/atriumthewriter/music-i-have-done
Ursina Cheat Sheet: https://www.ursinaengine.org/cheat_sheet_dark.html
Fast Loading Techniques: https://docs.panda3d.org/1.10/python/programming/advanced-loading/async