43+ (instancetype) planetWithTextureName:(NSString *)textureName radius:(
float)radius;
44+ (instancetype) atmosphereWithRadius:(
float)radius;
46- (id) initAsAtmosphere;
51- (NSString *) textureName;
52- (void) setTextureName:(NSString *)textureName;
56- (void) setRadius:(
float)radius;
59- (float) levelOfDetail;
60- (void) setLevelOfDetail:(
float)lod;
61- (void) calculateLevelOfDetailForViewDistance:(
float)distance;
64- (void) renderTranslucentPartsOnOpaquePass;