vehicle configuration ai hints section, pantograph setup ai hint, vehicle screens drawing optimization

Driver.cpp

@@ -4714,6 +4714,7 @@ TController::UpdateSituation(double dt) {
                 }
                 else {
                     // jeśli nie trzeba opuszczać pantografów
+                    if( mvOccupied->AIHintPantstate == 0 ) {
                         // jazda na tylnym
                         if( ( iDirection >= 0 ) && ( useregularpantographlayout ) ) {
                             // jak jedzie w kierunku sprzęgu 0
@@ -4734,7 +4735,23 @@ TController::UpdateSituation(double dt) {
                             }
                         }
                     }
+                }
                 if( mvOccupied->Vel > 5 ) {
+                    if( mvOccupied->AIHintPantstate != 0 ) {
+                        // use suggested pantograph setup
+                        auto const pantographsetup { mvOccupied->AIHintPantstate };
+                            mvControlling->OperatePantographValve(
+                                end::front,
+                                ( pantographsetup & ( 1 << 0 ) ?
+                                    operation_t::enable :
+                                    operation_t::disable ) );
+                            mvControlling->OperatePantographValve(
+                                end::rear,
+                                ( pantographsetup & ( 1 << 1 ) ?
+                                    operation_t::enable :
+                                    operation_t::disable ) );
+                    }
+                    else {
                         // opuszczenie przedniego po rozpędzeniu się o ile jest więcej niż jeden
                         if( mvControlling->EnginePowerSource.CollectorParameters.CollectorsNo > 1 ) {
                             if( ( iDirection >= 0 ) && ( useregularpantographlayout ) ) // jak jedzie w kierunku sprzęgu 0
@@ -4752,6 +4769,7 @@ TController::UpdateSituation(double dt) {
                             }
                         }
                     }
+                }
 
                 // TODO: refactor this calculation into a subroutine
                 auto const useseriesmodevoltage {

McZapkie/MOVER.h

@@ -1534,6 +1534,8 @@ public:
 	int iProblem = 0; // flagi problemów z taborem, aby AI nie musiało porównywać; 0=może jechać
 	int iLights[2]; // bity zapalonych świateł tutaj, żeby dało się liczyć pobór prądu
 
+    int AIHintPantstate{ 0 }; // suggested pantograph setup
+
 public:
 	TMoverParameters(double VelInitial, std::string TypeNameInit, std::string NameInit, int Cab);
 	// obsługa sprzęgów
@@ -1777,6 +1779,7 @@ private:
     void LoadFIZ_Switches( std::string const &Input );
     void LoadFIZ_MotorParamTable( std::string const &Input );
     void LoadFIZ_Circuit( std::string const &Input );
+    void LoadFIZ_AI( std::string const &Input );
     void LoadFIZ_RList( std::string const &Input );
 	void LoadFIZ_UCList(std::string const &Input);
     void LoadFIZ_DList( std::string const &Input );

McZapkie/Mover.cpp

@@ -8912,6 +8912,13 @@ bool TMoverParameters::LoadFIZ(std::string chkpath)
             continue;
         }
 
+        if( issection( "AI:", inputline ) ) {
+            startBPT = false;
+            fizlines.emplace( "AI", inputline );
+            LoadFIZ_AI( inputline );
+            continue;
+        }
+
         if( issection( "RList:", inputline ) )
         {
 			startBPT = false;
@@ -10151,6 +10158,11 @@ void TMoverParameters::LoadFIZ_Circuit( std::string const &Input ) {
 	
 }
 
+void TMoverParameters::LoadFIZ_AI( std::string const &Input ) {
+
+    extract_value( AIHintPantstate, "Pantstate", Input, "" );
+}
+
 void TMoverParameters::LoadFIZ_RList( std::string const &Input ) {
 
     extract_value( RlistSize, "Size", Input, "" );

Train.cpp

@@ -6908,7 +6908,8 @@ bool TTrain::Update( double const Deltatime )
     }
     // screens
     fScreenTimer += Deltatime;
-    if( ( fScreenTimer > Global.PythonScreenUpdateRate * 0.001f )
+    if( ( this == simulation::Train ) // no point in drawing screens for vehicles other than our own
+     && ( fScreenTimer > Global.PythonScreenUpdateRate * 0.001f )
      && ( false == FreeFlyModeFlag ) ) { // don't bother if we're outside
         fScreenTimer = 0.f;
         for( auto const &screen : m_screens ) {