Merge remote-tracking branch 'upstream/master' into utilities-simplification

McZapkie/MOVER.h

@@ -1754,6 +1754,8 @@ class TMoverParameters
 	bool HasCamshaft{false};
 	int DynamicBrakeType = 0; /*patrz dbrake_**/
 	int DynamicBrakeAmpmeters = 2; /*liczba amperomierzy przy hamowaniu ED*/
+	bool SplitEDPneumaticBrake = false; /*czy hamulec ED i pneumatyczny pomocniczy są rozdzielone na osobne nastawniki*/
+	int DynamicBrakeCtrlPosNo = 10; /*ilosc pozycji nastawnika hamulca ED (DBPN, domyslnie 10)*/
 	double DynamicBrakeRes = 5.8; /*rezystancja oporników przy hamowaniu ED*/
 	double DynamicBrakeRes1 = 5.8; /*rezystancja oporników przy hamowaniu ED - 1 tryb*/
 	double DynamicBrakeRes2 = 5.8; /*rezystancja oporników przy hamowaniu ED - 2 tryb*/
@@ -2030,6 +2032,7 @@ class TMoverParameters
 	int ManualBrakePos = 0; /*nastawa hamulca recznego*/
 	double LocalBrakePosA = 0.0; /*nastawa hamulca pomocniczego*/
 	double LocalBrakePosAEIM = 0.0; /*pozycja hamulca pomocniczego ep dla asynchronicznych ezt*/
+	double DynamicBrakeCtrlPos = 0.0; /*nastawa nastawnika hamulca elektrodynamicznego (0..1) - aktywne tylko gdy SplitEDPneumaticBrake*/
 	bool UniversalBrakeButtonActive[3] = {false, false, false}; /* brake button pressed */
 	/*
 	    int BrakeStatus = b_off; //0 - odham, 1 - ham., 2 - uszk., 4 - odluzniacz, 8 - antyposlizg, 16 - uzyte EP, 32 - pozycja R, 64 - powrot z R
@@ -2380,6 +2383,12 @@ class TMoverParameters
 	/*! ABu 010205: - skrajne polozenia ham. pomocniczego*/
 	bool IncManualBrakeLevel(int CtrlSpeed);
 	bool DecManualBrakeLevel(int CtrlSpeed);
+	/*! oddzielny nastawnik hamulca elektrodynamicznego (gdy SplitEDPneumaticBrake)*/
+	bool IncDynamicBrakeLevel(float const CtrlSpeed);
+	bool DecDynamicBrakeLevel(float const CtrlSpeed);
+	bool DynamicBrakeLevelSet(double Position);
+	double DynamicBrakeRatio(void) const;
+	bool DynamicBrakeAvailable(void) const; /*czy ED dostepny w aktualnym oknie predkosci Vh0..Vh1*/
 	bool DynamicBrakeSwitch(bool Switch);
 	bool RadiostopSwitch(bool Switch);
 	bool AlarmChainSwitch(bool const State);

McZapkie/Mover.cpp

@@ -3882,6 +3882,79 @@ bool TMoverParameters::DecLocalBrakeLevel(float const CtrlSpeed)
 	return DBL;
 }
 
+// *************************************************************************************************
+// zwiększenie nastawy nastawnika hamulca elektrodynamicznego (DynamicBrakeCtrl)
+// uzywane gdy SplitEDPneumaticBrake = true
+// *************************************************************************************************
+bool TMoverParameters::IncDynamicBrakeLevel(float const CtrlSpeed)
+{
+	if (false == SplitEDPneumaticBrake)
+		return false;
+	if (DynamicBrakeCtrlPosNo < 1)
+		return false;
+	if (DynamicBrakeCtrlPos < 1.0)
+	{
+		DynamicBrakeCtrlPos = std::min(1.0, DynamicBrakeCtrlPos + (double)CtrlSpeed / (double)DynamicBrakeCtrlPosNo);
+		return true;
+	}
+	return false;
+}
+
+// *************************************************************************************************
+// zmniejszenie nastawy nastawnika hamulca elektrodynamicznego (DynamicBrakeCtrl)
+// *************************************************************************************************
+bool TMoverParameters::DecDynamicBrakeLevel(float const CtrlSpeed)
+{
+	if (false == SplitEDPneumaticBrake)
+		return false;
+	if (DynamicBrakeCtrlPosNo < 1)
+		return false;
+	if (DynamicBrakeCtrlPos > 0.0)
+	{
+		DynamicBrakeCtrlPos = std::max(0.0, DynamicBrakeCtrlPos - (double)CtrlSpeed / (double)DynamicBrakeCtrlPosNo);
+		return true;
+	}
+	return false;
+}
+
+// *************************************************************************************************
+// bezposrednie ustawienie nastawnika hamulca elektrodynamicznego (DynamicBrakeCtrl)
+// *************************************************************************************************
+bool TMoverParameters::DynamicBrakeLevelSet(double Position)
+{
+	if (false == SplitEDPneumaticBrake)
+		return false;
+	DynamicBrakeCtrlPos = clamp(Position, 0.0, 1.0);
+	return true;
+}
+
+// *************************************************************************************************
+// odczyt nastawy nastawnika hamulca elektrodynamicznego (DynamicBrakeCtrl)
+// zwraca 0 jezeli SplitEDPneumaticBrake nie jest aktywne (dla zachowania starej logiki)
+// *************************************************************************************************
+double TMoverParameters::DynamicBrakeRatio(void) const
+{
+	if (false == SplitEDPneumaticBrake)
+		return 0.0;
+	return clamp(DynamicBrakeCtrlPos, 0.0, 1.0);
+}
+
+// *************************************************************************************************
+// czy hamulec ED jest aktualnie dostepny w oknie predkosci Vh0..Vh1
+// *************************************************************************************************
+bool TMoverParameters::DynamicBrakeAvailable(void) const
+{
+	double const vh0{eimc[eimc_p_Vh0]};
+	double const vh1{eimc[eimc_p_Vh1]};
+	if (vh1 <= 0.001)
+	{
+		// brak zdefiniowanej strefy - ED dziala zawsze
+		return true;
+	}
+	// strefa wylaczenia jest definiowana przez Vh0 (minimum); powyzej Vh0 ED dziala
+	return (Vel >= vh0);
+}
+
 // *************************************************************************************************
 // Q: 20160711
 // zwiększenie nastawy hamulca ręcznego
@@ -4438,7 +4511,13 @@ void TMoverParameters::UpdatePipePressure(double dt)
 			dpLocalValve = LocHandle->GetPF(std::max(lbpa, LocalBrakePosAEIM), Hamulec->GetBCP(), ScndPipePress, dt, 0);
 		}
 		else
-			dpLocalValve = LocHandle->GetPF(LocalBrakePosAEIM, Hamulec->GetBCP(), ScndPipePress, dt, 0);
+		{
+			// in EIM stock the pneumatic local brake is normally driven only by the MED algorithm
+			// (LocalBrakePosAEIM). When SplitEDPneumaticBrake is active the dedicated LocalBrake
+			// lever should apply pneumatic pressure on the locomotive directly, bypassing MED.
+			double lbpa = SplitEDPneumaticBrake ? LocalBrakePosA : 0.0;
+			dpLocalValve = LocHandle->GetPF(std::max(lbpa, LocalBrakePosAEIM), Hamulec->GetBCP(), ScndPipePress, dt, 0);
+		}
 
 		LockPipe = PipePress < (LockPipe ? LockPipeOff : LockPipeOn);
 		bool lock_new = (LockPipe && !UnlockPipe && (BrakeCtrlPosR > HandleUnlock)) || ((EmergencyCutsOffHandle) && (EmergencyValveFlow > 0)); // new simple codition based on .fiz
@@ -6232,14 +6311,19 @@ double TMoverParameters::TractionForce(double dt)
 				}
 				double edBCP = Hamulec->GetEDBCP();
 				auto const localbrakeactive{(CabOccupied != 0) && (LocHandle->GetCP() > 0.25)};
+				// gdy SplitEDPneumaticBrake jest aktywne, hamulec pomocniczy (LocalBrake) NIE wymusza
+				// zalaczenia hamulca elektrodynamicznego - ED jest sterowany wlasnym nastawnikiem
+				auto const dynbrakectrlactive{SplitEDPneumaticBrake && (DynamicBrakeRatio() > 0.01) && DynamicBrakeAvailable()};
+				auto const localbrakeforED{SplitEDPneumaticBrake ? false : localbrakeactive};
 				if ((false == Doors.instances[side::left].is_closed) || (false == Doors.instances[side::right].is_closed) ||
 				    (Doors.permit_needed && (Doors.instances[side::left].open_permit || Doors.instances[side::right].open_permit)))
 				{
 					DynamicBrakeFlag = true;
 				}
-				else if (((edBCP < 0.25) && (false == localbrakeactive) && (AnPos < 0.01)) || ((edBCP < 0.25) && (ShuntModeAllow) && (LocalBrakePosA < 0.01)))
+				else if (((edBCP < 0.25) && (false == localbrakeforED) && (false == dynbrakectrlactive) && (AnPos < 0.01)) ||
+				         ((edBCP < 0.25) && (ShuntModeAllow) && (false == dynbrakectrlactive) && (LocalBrakePosA < 0.01)))
 					DynamicBrakeFlag = false;
-				else if ((((BrakePress > 0.25) && (edBCP > 0.25) || localbrakeactive)) || (AnPos > 0.02))
+				else if ((((BrakePress > 0.25) && (edBCP > 0.25) || localbrakeforED)) || (AnPos > 0.02) || dynbrakectrlactive)
 					DynamicBrakeFlag = true;
 				edBCP = Hamulec->GetEDBCP() * eimc[eimc_p_abed]; // stala napedu
 				if ((DynamicBrakeFlag))
@@ -6266,8 +6350,21 @@ double TMoverParameters::TractionForce(double dt)
 					}
 					else
 					{
-						PosRatio = -std::max(std::min(edBCP * 1.0 / MaxBrakePress[0], 1.0), AnPos) * std::max(0.0, std::min(1.0, (Vel - eimc[eimc_p_Vh0]) / (eimc[eimc_p_Vh1] - eimc[eimc_p_Vh0])));
-						eimv[eimv_Fzad] = -std::min(1.0, std::max(LocalBrakeRatio(), edBCP / MaxBrakePress[0]));
+						// strefa wylaczenia ED (Vh0..Vh1) - mnoznik 0..1 zaleznie od predkosci
+						double const vhRamp = std::max(0.0, std::min(1.0, (Vel - eimc[eimc_p_Vh0]) / (eimc[eimc_p_Vh1] - eimc[eimc_p_Vh0])));
+						if (SplitEDPneumaticBrake)
+						{
+							// w trybie split LocalBrake nie zaleca ED; uzywany jest DynamicBrakeCtrl
+							// oraz zwykle zapotrzebowanie z hamulca zespolonego (edBCP)
+							double const edLeverDemand = DynamicBrakeRatio();
+							PosRatio = -std::max(std::max(edLeverDemand, std::min(edBCP / MaxBrakePress[0], 1.0)), AnPos) * vhRamp;
+							eimv[eimv_Fzad] = -std::min(1.0, std::max(edLeverDemand, edBCP / MaxBrakePress[0]));
+						}
+						else
+						{
+							PosRatio = -std::max(std::min(edBCP * 1.0 / MaxBrakePress[0], 1.0), AnPos) * vhRamp;
+							eimv[eimv_Fzad] = -std::min(1.0, std::max(LocalBrakeRatio(), edBCP / MaxBrakePress[0]));
+						}
 					}
 					tmp = 5;
 				}
@@ -7230,10 +7327,26 @@ void TMoverParameters::CheckEIMIC(double dt)
 {
 	double offset = EIMCtrlAdditionalZeros ? 1.0 : 0.0;
 	double multiplier = (EIMCtrlEmergency ? 1.0 : 0.0) + offset;
+	// gdy SplitEDPneumaticBrake jest wlaczone, sterowanie ujemne (hamowanie ED) bierzemy
+	// z osobnego nastawnika DynamicBrakeCtrl, a nie z hamulca pomocniczego (LocalBrake).
+	// Dodatkowo zapotrzebowanie ED jest ograniczone przez strefe Vh0..Vh1: powyzej Vh1 - pelny ED,
+	// pomiedzy Vh1 a Vh0 - liniowe zanikanie, ponizej Vh0 - zerowe (brak hamowania pneumatycznego
+	// jako uzupelnienia, poniewaz LocalBrake jest oddzielny i operuje wylacznie pneumatyka).
+	double brakeDemand = SplitEDPneumaticBrake ? DynamicBrakeRatio() : LocalBrakeRatio();
+	if (SplitEDPneumaticBrake)
+	{
+		double const vh0 = eimc[eimc_p_Vh0];
+		double const vh1 = eimc[eimc_p_Vh1];
+		if (vh1 > vh0 + 0.001)
+		{
+			double const vhRamp = clamp((Vel - vh0) / (vh1 - vh0), 0.0, 1.0);
+			brakeDemand *= vhRamp;
+		}
+	}
 	switch (EIMCtrlType)
 	{
 	case 0:
-		eimic = (LocalBrakeRatio() > 0.01 ? -LocalBrakeRatio() : eimic_analog > 0.01 ? eimic_analog : (double)MainCtrlPos / (double)MainCtrlPosNo);
+		eimic = (brakeDemand > 0.01 ? -brakeDemand : eimic_analog > 0.01 ? eimic_analog : (double)MainCtrlPos / (double)MainCtrlPosNo);
 		if (EIMCtrlAdditionalZeros || EIMCtrlEmergency)
 		{
 			if (eimic > 0.001)
@@ -7347,7 +7460,9 @@ void TMoverParameters::CheckEIMIC(double dt)
 			eimic = 0; // shut off retarder
 		if ((UniCtrlIntegratedBrakeCtrl == false) && (UniCtrlIntegratedLocalBrakeCtrl == false))
 		{
-			eimic = (LocalBrakeRatio() > 0.01 ? -LocalBrakeRatio() : eimic);
+			// w trybie SplitEDPneumaticBrake hamowanie ED przychodzi z osobnego nastawnika,
+			// LocalBrake operuje wylacznie pneumatycznym hamulcem lokomotywy
+			eimic = (brakeDemand > 0.01 ? -brakeDemand : eimic);
 		}
 	}
 	if (LocHandleTimeTraxx)
@@ -10707,6 +10822,18 @@ void TMoverParameters::LoadFIZ_Cntrl(std::string const &line)
 		extract_value(DynamicBrakeAmpmeters, "DBAM", line, "");
 	}
 
+	// split ED/pneumatic brake control: when true the local brake operates only on the
+	// pneumatic locomotive cylinder while electrodynamic braking is commanded by a
+	// separate "dynamicbrakectrl" lever (or the negative range of jointctrl).
+	extract_value(SplitEDPneumaticBrake, "SplitEDPneumaticBrake", line, "");
+	// number of stepped positions for the dedicated ED brake controller (default 10)
+	DynamicBrakeCtrlPosNo = 10;
+	extract_value(DynamicBrakeCtrlPosNo, "DBPN", line, "");
+	if (DynamicBrakeCtrlPosNo < 1)
+	{
+		DynamicBrakeCtrlPosNo = 10;
+	}
+
 	extract_value(MainCtrlPosNo, "MCPN", line, "");
 	extract_value(ScndCtrlPosNo, "SCPN", line, "");
 	extract_value(ScndInMain, "SCIM", line, "");

application/application.cpp

@@ -319,6 +319,12 @@ int eu07_application::init(int Argc, char *Argv[])
 		return result;
 	}
 
+	// configure the OS console according to Globals.ShowSystemConsole.
+	// must run AFTER init_settings (so the ini-loaded value is honoured) and
+	// BEFORE the first WriteLog below (so colored \033[...] sequences emitted
+	// by utilities/Logs.cpp land in a console with VT processing enabled).
+	init_console();
+
 	WriteLog("Starting MaSzyna rail vehicle simulator (release: " + Global.asVersion + ")");
 	WriteLog("For online documentation and additional files refer to: http://eu07.pl");
 	WriteLog("Authors: Marcin_EU, McZapkie, ABu, Winger, Tolaris, nbmx, OLO_EU, Bart, Quark-t, "
@@ -978,6 +984,102 @@ void eu07_application::init_debug()
 #endif
 }
 
+// Honours Globals.ShowSystemConsole (default: true).
+//
+// Windows: if the toggle is on, ensure a console is attached (allocate one when
+// the binary was linked as the WINDOWS subsystem and none is inherited), then
+// reopen the C stdio streams onto it and turn on ENABLE_VIRTUAL_TERMINAL_PROCESSING
+// so the ANSI colour escapes used by utilities/Logs.cpp render correctly.
+// If the toggle is off, hide the console window (or free an allocated one) so
+// the GUI launches without a stray cmd window.
+//
+// Other platforms: no-op. stdout is the launching terminal (or already detached);
+// hiding it on Linux/macOS would mean redirecting to /dev/null and is left to the
+// user's shell (e.g. "./eu07 >/dev/null 2>&1").
+void eu07_application::init_console()
+{
+#ifdef _WIN32
+	HWND consoleWnd = ::GetConsoleWindow();
+	const bool hadConsole = (consoleWnd != nullptr);
+
+	if (Global.ShowSystemConsole)
+	{
+		if (!hadConsole)
+		{
+			// no console inherited (e.g. WINDOWS subsystem build, or launched
+			// detached) -- create one and wire stdio to it so printf in
+			// utilities/Logs.cpp actually reaches the user
+			if (::AllocConsole())
+			{
+				FILE *fp = nullptr;
+				freopen_s(&fp, "CONOUT$", "w", stdout);
+				freopen_s(&fp, "CONOUT$", "w", stderr);
+				freopen_s(&fp, "CONIN$",  "r", stdin);
+				// keep C++ streams in sync with the redirected C streams
+				std::ios::sync_with_stdio(true);
+				std::cout.clear();
+				std::cerr.clear();
+				std::clog.clear();
+				std::cin.clear();
+				consoleWnd = ::GetConsoleWindow();
+			}
+		}
+
+		// enable ANSI virtual-terminal processing so the colour escapes in
+		// utilities/Logs.cpp ("\033[1;37;41m...", "\033[32m...") render as
+		// colours instead of literal garbage on the conhost.
+		//
+		// IMPORTANT: do NOT rely on GetStdHandle(STD_OUTPUT_HANDLE). After
+		// AllocConsole + freopen_s the CRT may have rewired things, and on a
+		// console-subsystem build the std handle can also point to a redirected
+		// pipe/file rather than the actual console screen buffer -- in either
+		// case SetConsoleMode silently fails and the escape bytes leak through
+		// as text ("←[32m" etc). Open CONOUT$ directly to get the real screen
+		// buffer handle, then flip VT on it.
+		auto enable_vt = [](const char *devName) {
+			HANDLE h = ::CreateFileA(
+				devName,
+				GENERIC_READ | GENERIC_WRITE,
+				FILE_SHARE_READ | FILE_SHARE_WRITE,
+				nullptr,
+				OPEN_EXISTING,
+				0,
+				nullptr);
+			if (h == INVALID_HANDLE_VALUE)
+				return;
+			DWORD mode = 0;
+			if (::GetConsoleMode(h, &mode))
+			{
+				::SetConsoleMode(h, mode | ENABLE_VIRTUAL_TERMINAL_PROCESSING | ENABLE_PROCESSED_OUTPUT);
+			}
+			::CloseHandle(h);
+		};
+		// CONOUT$ is the console's active screen buffer; enabling VT on it
+		// affects everything that ends up being written there, regardless of
+		// which FILE* / std handle the writer used
+		enable_vt("CONOUT$");
+
+		if (consoleWnd)
+		{
+			::ShowWindow(consoleWnd, SW_SHOW);
+			// give the console a recognisable title
+			::SetConsoleTitleA("MaSzyna log");
+		}
+	}
+	else
+	{
+		// user wants no console window -- hide whatever we have
+		if (consoleWnd)
+		{
+			::ShowWindow(consoleWnd, SW_HIDE);
+		}
+		// if we'd allocated one ourselves on a previous run path we'd FreeConsole here,
+		// but on first init the console (if any) was inherited from the launcher and
+		// belongs to it -- just hiding the window is the least-surprising behaviour
+	}
+#endif
+}
+
 void eu07_application::init_files()
 {
 

application/application.h

@@ -101,6 +101,7 @@ private:
 // methods
 	  bool needs_ogl() const;
     void init_debug();
+    void init_console();
     void init_files();
     int  init_settings( int Argc, char *Argv[] );
     int  init_locale();

gl/cubemap.cpp

@@ -17,11 +17,16 @@ gl::cubemap::~cubemap()
 
 void gl::cubemap::alloc(GLint format, int width, int height, GLenum components, GLenum type)
 {
-    glBindTexture(GL_TEXTURE_CUBE_MAP, *this);
-    for (GLuint tgt = GL_TEXTURE_CUBE_MAP_POSITIVE_X; tgt <= GL_TEXTURE_CUBE_MAP_NEGATIVE_Z; tgt++)
-        glTexImage2D(tgt, 0, format, width, height, 0, components, type, nullptr);
+	glBindTexture(GL_TEXTURE_CUBE_MAP, *this);
+	for (GLuint tgt = GL_TEXTURE_CUBE_MAP_POSITIVE_X; tgt <= GL_TEXTURE_CUBE_MAP_NEGATIVE_Z; tgt++)
+		glTexImage2D(tgt, 0, format, width, height, 0, components, type, nullptr);
 
-    glBindTexture(GL_TEXTURE_CUBE_MAP, 0);
+	// make the cubemap sample-complete with no mipmaps required.
+	// generate_mipmaps() will later override MIN_FILTER once mips actually exist.
+	glTexParameteri(GL_TEXTURE_CUBE_MAP, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
+	glTexParameteri(GL_TEXTURE_CUBE_MAP, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
+
+	glBindTexture(GL_TEXTURE_CUBE_MAP, 0);
 }
 
 void gl::cubemap::bind(int unit)

input/command.cpp

@@ -29,6 +29,13 @@ commanddescription_sequence Commands_descriptions = {
     {"mastercontrollerdecrease", command_target::vehicle, command_mode::oneoff},
     {"mastercontrollerdecreasefast", command_target::vehicle, command_mode::oneoff},
     {"mastercontrollerset", command_target::vehicle, command_mode::oneoff},
+
+    {"dynamicbrakecontrollerincrease", command_target::vehicle, command_mode::oneoff},
+    {"dynamicbrakecontrollerdecrease", command_target::vehicle, command_mode::oneoff},
+	{"dynamicbrakecontrollerset", command_target::vehicle, command_mode::oneoff},
+    {"dynamicbrakecontrollerincreasefast", command_target::vehicle, command_mode::oneoff},
+    {"dynamicbrakecontrollerdecreasefast", command_target::vehicle, command_mode::oneoff},
+
     {"secondcontrollerincrease", command_target::vehicle, command_mode::oneoff},
     {"secondcontrollerincreasefast", command_target::vehicle, command_mode::oneoff},
     {"secondcontrollerdecrease", command_target::vehicle, command_mode::oneoff},
@@ -409,6 +416,11 @@ std::unordered_map<std::string, user_command> commandMap = {
 	{"mastercontrollerdecrease", user_command::mastercontrollerdecrease},
 	{"mastercontrollerdecreasefast", user_command::mastercontrollerdecreasefast},
 	{"mastercontrollerset", user_command::mastercontrollerset},
+	{"dynamicbrakecontrollerincrease", 		user_command::dynamicbrakecontrollerincrease},
+	{"dynamicbrakecontrollerdecrease", 		user_command::dynamicbrakecontrollerdecrease},
+	{"dynamicbrakecontrollerset",				user_command::dynamicbrakecontrollerset},
+	{"dynamicbrakecontrollerincreasefast",	user_command::dynamicbrakecontrollerincreasefast},
+	{"dynamicbrakecontrollerdecreasefast",	user_command::dynamicbrakecontrollerdecreasefast},
 	{"secondcontrollerincrease", user_command::secondcontrollerincrease},
 	{"secondcontrollerincreasefast", user_command::secondcontrollerincreasefast},
 	{"secondcontrollerdecrease", user_command::secondcontrollerdecrease},

input/command.h

@@ -24,6 +24,11 @@ enum class user_command
 	mastercontrollerdecrease,
 	mastercontrollerdecreasefast,
 	mastercontrollerset,
+	dynamicbrakecontrollerincrease,
+	dynamicbrakecontrollerdecrease,
+	dynamicbrakecontrollerset,
+	dynamicbrakecontrollerincreasefast,
+	dynamicbrakecontrollerdecreasefast,
 	secondcontrollerincrease,
 	secondcontrollerincreasefast,
 	secondcontrollerdecrease,

input/driverkeyboardinput.cpp

@@ -32,6 +32,13 @@ driverkeyboard_input::default_bindings() {
         { user_command::mastercontrollerdecrease, {GLFW_KEY_KP_SUBTRACT, ""} },
         { user_command::mastercontrollerdecreasefast, {GLFW_KEY_KP_SUBTRACT | keymodifier::shift, ""} },
         // mastercontrollerset,
+
+		{ user_command::dynamicbrakecontrollerincrease, {GLFW_KEY_KP_3 | keymodifier::control, ""} },
+		{ user_command::dynamicbrakecontrollerdecrease, {GLFW_KEY_KP_9 | keymodifier::control, ""} },
+    	// mastercontrollerset,
+		{ user_command::dynamicbrakecontrollerincreasefast, {GLFW_KEY_KP_3 | keymodifier::control | keymodifier::shift, ""} },
+		{ user_command::dynamicbrakecontrollerdecreasefast, {GLFW_KEY_KP_9 | keymodifier::control | keymodifier::shift, ""} },
+
         { user_command::secondcontrollerincrease, {GLFW_KEY_KP_DIVIDE, ""} },
         { user_command::secondcontrollerincreasefast, {GLFW_KEY_KP_DIVIDE | keymodifier::shift, ""} },
         { user_command::secondcontrollerdecrease, {GLFW_KEY_KP_MULTIPLY, ""} },

input/drivermouseinput.cpp

@@ -533,6 +533,9 @@ drivermouse_input::default_bindings() {
         { "mainctrl:", {
             user_command::mastercontrollerset,
             user_command::none } },
+    	{ "dynamicbrakectrl:", {
+    		user_command::dynamicbrakecontrollerset,
+			user_command::none } },
         { "scndctrl:", {
             user_command::secondcontrollerset,
             user_command::none } },

scripting/PyInt.cpp

@@ -312,15 +312,37 @@ void python_taskqueue::exit()
 	m_condition.notify_all();
 	// let them free up their shit before we proceed
 	m_workers = {};
-	// get rid of the leftover tasks
-	// with the workers dead we don't have to worry about concurrent access anymore
-	for (auto task : m_tasks.data)
+	// drop any pending render/upload tasks. the workers are joined at this
+	// point so the locks are strictly defensive, but they cost nothing and
+	// document intent. clearing the deque also actually releases the tasks,
+	// which the previous code did not do (cancel() is a no-op stub).
 	{
-		task->cancel();
+		std::lock_guard<std::mutex> lock(m_tasks.mutex);
+		for (auto &task : m_tasks.data)
+		{
+			task->cancel();
+		}
+		m_tasks.data.clear();
 	}
-	// take a bow
+	{
+		std::lock_guard<std::mutex> lock(m_uploadtasks.mutex);
+		m_uploadtasks.data.clear();
+	}
+	// reclaim cached python objects while the interpreter is still alive,
+	// so no Py_DECREF lands on a finalized interpreter during later teardown
 	acquire_lock();
+	for (auto &entry : m_renderers)
+	{
+		Py_XDECREF(entry.second);
+	}
+	m_renderers.clear();
+	Py_XDECREF(m_stderr);
+	m_stderr = nullptr;
+	Py_XDECREF(m_main);
+	m_main = nullptr;
+	// take a bow
 	Py_Finalize();
+	m_initialized = false;
 }
 
 // adds specified task along with provided collection of data to the work queue. returns true on success
@@ -518,8 +540,10 @@ void python_taskqueue::run(GLFWwindow *Context, rendertask_sequence &Tasks, uplo
 			// TBD, TODO: add some idle time between tasks in case we're on a single thread cpu?
 		} while (task != nullptr);
 		// if there's nothing left to do wait until there is
-		// but check every now and then on your own to minimize potential deadlock situations
-		Condition.wait_for(std::chrono::seconds(5));
+		// short timeout: notify_all() in exit() can race with the worker's
+		// transition into the wait, and the run loop also drives prompt
+		// shutdown checks
+		Condition.wait_for(std::chrono::milliseconds(250));
 	}
 	// clean up thread state data
 	PyEval_AcquireLock();
@@ -527,6 +551,12 @@ void python_taskqueue::run(GLFWwindow *Context, rendertask_sequence &Tasks, uplo
 	PyThreadState_Clear(threadstate);
 	PyThreadState_Delete(threadstate);
 	PyEval_ReleaseLock();
+
+	// detach the GL context before the worker terminates; some drivers
+	// (NVIDIA on X11, certain Mesa/Wayland configs) hang in process teardown
+	// if a context is still current on a dying thread
+	if (Context)
+		glfwMakeContextCurrent(nullptr);
 }
 
 void python_taskqueue::update()

shaders/envmapping.glsl

@@ -8,6 +8,14 @@ vec3 envmap_color( vec3 normal )
 	vec3 refvec = reflect(f_pos.xyz, normal); // view space
 	refvec = vec3(inv_view * vec4(refvec, 0.0)); // world space
 	vec3 envcolor = texture(envmap, refvec).rgb;
+	// Sanitize. The env cubemap can briefly contain NaN/Inf after a
+	// reflection-pass regeneration (m_empty_cubemap was bound during the
+	// face render and on NVIDIA can sample as undefined). Without this
+	// guard, a single bad texel propagates through env_reflection in
+	// apply_lights() and produces one-frame black flashes on glossy
+	// (esp. specgloss) surfaces.
+	if (any(isnan(envcolor)) || any(isinf(envcolor))) envcolor = vec3(0.0);
+	envcolor = max(envcolor, vec3(0.0));
 #else
 	vec3 envcolor = vec3(0.5);
 #endif
@@ -21,8 +29,13 @@ vec3 envmap_color_lod(vec3 fragnormal, float lod)
 #if ENVMAP_ENABLED
     vec3 refvec = reflect(f_pos.xyz, fragnormal); // view space — matches envmap_color exactly
     refvec = vec3(inv_view * vec4(refvec, 0.0));  // world space — was missing
-    return textureLod(envmap, refvec, lod).rgb;
+    vec3 envcolor = textureLod(envmap, refvec, lod).rgb;
+    // See envmap_color() above — same NaN/Inf sanitize, also needed here
+    // because mipmap generation propagates a single NaN texel across the
+    // whole mip chain.
+    if (any(isnan(envcolor)) || any(isinf(envcolor))) envcolor = vec3(0.0);
+    return max(envcolor, vec3(0.0));
 #else
     return vec3(0.5); // was vec3(0.0), match the non-LOD fallback
 #endif
-}
+}

shaders/tonemapping.glsl

@@ -46,6 +46,17 @@ vec4 tonemap(vec4 x)
 	// with pureWhite=1.0 it collapses to identity (L*(1+L)/(1+L) = L) and
 	// just clips HDR>1.0 at the framebuffer -> washed-out / burnt look.
 	// ACES gives a smooth highlight shoulder + slight toe contrast.
-	return FBOUT(vec4(ACESFilm(x.rgb), x.a));
+
+	// Last-line-of-defense sanitize. ACESFilm has the form
+	//   (x*(a*x+b)) / (x*(c*x+d)+e)
+	// which maps NaN -> NaN and +Inf -> NaN (Inf/Inf). Either turns the
+	// pixel black after framebuffer clamp. A negative HDR input feeds a
+	// negative numerator/denominator and can produce non-physical output
+	// that also looks like a black flash. Clamp to a sensible range
+	// before the curve so a single bad upstream pixel can't escape.
+	vec3 hdr = x.rgb;
+	hdr = mix(hdr, vec3(0.0), vec3(any(isnan(hdr)) || any(isinf(hdr))));
+	hdr = max(hdr, vec3(0.0));
+	return FBOUT(vec4(ACESFilm(hdr), x.a));
 	//return FBOUT(vec4(reinhard(x.rgb), x.a));
 }

utilities/Globals.cpp

@@ -1086,6 +1086,12 @@ bool global_settings::ConfigParseDebug(cParser& Parser, const std::string& token
         return true;
     }
 
+    if (token == "showsystemconsole")
+    {
+        ParseOne(Parser, ShowSystemConsole);
+        return true;
+    }
+
     if (token == "shakefactor")
     {
         ParseOne(Parser, ShakingMultiplierBF);
@@ -1516,6 +1522,7 @@ global_settings::export_as_text( std::ostream &Output ) const {
     export_as_text( Output, "fullphysics", FullPhysics );
     export_as_text( Output, "debuglog", iWriteLogEnabled );
     export_as_text( Output, "multiplelogs", MultipleLogs );
+    export_as_text( Output, "showsystemconsole", ShowSystemConsole );
     export_as_text( Output, "logs.filter", DisabledLogTypes );
     Output
         << "mousescale "

utilities/Globals.h

@@ -86,6 +86,7 @@ struct global_settings {
 	bool priorityLoadText3D{false}; // ladowanie T3D priorytetowo
     int iWriteLogEnabled{ 3 }; // maska bitowa: 1-zapis do pliku, 2-okienko, 4-nazwy torów
     bool MultipleLogs{ false };
+    bool ShowSystemConsole{ false }; // toggle visibility of the OS console window with log output
     unsigned int DisabledLogTypes{ 0 };
     bool ParserLogIncludes{ true };
     // simulation

vehicle/DynObj.cpp

@@ -293,7 +293,7 @@ material_data::assign( std::string const &Replacableskin ) {
     // check for the pipe method first
     if( contains( Replacableskin,  '|' ) ) {
         cParser nameparser( Replacableskin );
-        nameparser.getTokens( 4, true, "|" );
+        nameparser.getTokens( 4, false, "|" );
         int skinindex = 0;
         std::string texturename; nameparser >> texturename;
         while( ( texturename != "" ) && ( skinindex < 4 ) ) {

vehicle/Train.h

@@ -236,11 +236,19 @@ class TTrain {
     static void OnCommand_aidriverenable( TTrain *Train, command_data const &Command );
     static void OnCommand_aidriverdisable( TTrain *Train, command_data const &Command );
     static void OnCommand_jointcontrollerset( TTrain *Train, command_data const &Command );
+
     static void OnCommand_mastercontrollerincrease( TTrain *Train, command_data const &Command );
     static void OnCommand_mastercontrollerincreasefast( TTrain *Train, command_data const &Command );
     static void OnCommand_mastercontrollerdecrease( TTrain *Train, command_data const &Command );
     static void OnCommand_mastercontrollerdecreasefast( TTrain *Train, command_data const &Command );
     static void OnCommand_mastercontrollerset( TTrain *Train, command_data const &Command );
+
+	static void OnCommand_DynamicBrakeControllerIncrease( TTrain *Train, command_data const &Command );
+	static void OnCommand_DynamicBrakeControllerIncreaseFast( TTrain *Train, command_data const &Command );
+	static void OnCommand_DynamicBrakeControllerDecrease( TTrain *Train, command_data const &Command );
+	static void OnCommand_DynamicBrakeControllerDecreaseFast( TTrain *Train, command_data const &Command );
+	static void OnCommand_DynamicBrakeControllerSet( TTrain *Train, command_data const &Command );
+
     static void OnCommand_secondcontrollerincrease( TTrain *Train, command_data const &Command );
     static void OnCommand_secondcontrollerincreasefast( TTrain *Train, command_data const &Command );
     static void OnCommand_secondcontrollerdecrease( TTrain *Train, command_data const &Command );