option to disable cab rendering

Globals.cpp

@@ -373,6 +373,10 @@ global_settings::ConfigParse(cParser &Parser) {
             Parser >> splinefidelity;
             SplineFidelity = clamp( splinefidelity, 1.f, 4.f );
         }
+		else if (token == "rendercab") {
+			Parser.getTokens();
+			Parser >> render_cab;
+		}
         else if( token == "createswitchtrackbeds" ) {
             // podwójna jasność ambient
             Parser.getTokens();

Globals.h

@@ -180,6 +180,7 @@ struct global_settings {
 	bool loading_log = true;
 	bool dds_upper_origin = false;
     bool captureonstart = true;
+	bool render_cab = true;
 
 	std::chrono::duration<float> minframetime {0.0f};
 

renderer.cpp

@@ -2280,6 +2280,8 @@ bool opengl_renderer::Render(TDynamicObject *Dynamic)
 // rendering kabiny gdy jest oddzielnym modelem i ma byc wyswietlana
 bool opengl_renderer::Render_cab(TDynamicObject const *Dynamic, float const Lightlevel, bool const Alpha)
 {
+	if (!Global.render_cab)
+		return false;
 
 	if (Dynamic == nullptr)
 	{