Shady Planets Test OXP

Shaders

• Atmospheric scattering. Fake scattering and light attenuation simulating a glowing atmosphere around the planet

• Cube map planet , with normal, specular and emission maps Probably can be replaced by the updated oolite-default-planet shaders

• Cube map gas giant planet/atmos Paralax shader to simulate a gas volume between the planet radius and atmosphere radius