Effects/skydome /sim/rendering/mie /sim/rendering/rayleigh /sim/rendering/dome-density /rendering/scene/overcast /rendering/scene/saturation /rendering/scene/scattering /environment/ground-visibility-m /environment/visibility-m /environment/ground-haze-thickness-m /environment/terminator-relative-position-m /environment/mean-terrain-elevation-m /sim/rendering/shaders/skydome 2.0 GL_ARB_shader_objects GL_ARB_shading_language_100 GL_ARB_vertex_shader GL_ARB_fragment_shader true smooth back Shaders/skydome.vert Shaders/skydome.frag mK float mie rK float rayleigh density float density overcast float overcast saturation float saturation scattering float scattering visibility float visibility hazeLayerAltitude float lthickness terminator float terminator avisibility float avisibility terrain_alt float terrain_alt false smooth back