fog range slider

Globals.h

@@ -78,7 +78,7 @@ struct global_settings {
     bool bLiveTraction{ true };
     float Overcast{ 0.1f }; // NOTE: all this weather stuff should be moved elsewhere
     glm::vec3 FogColor = { 0.6f, 0.7f, 0.8f };
-    double fFogEnd{ 7500 };
+    float fFogEnd{ 7500 };
     std::string Season{}; // season of the year, based on simulation date
     std::string Weather{ "cloudy:" }; // current weather
     bool FullPhysics{ true }; // full calculations performed for each simulation step