4 files changed, 86 insertions, 0 deletions

diff --git a/src/control/Script.cpp b/src/control/Script.cpp
index 86595bbd..646bc3f7 100644
--- a/src/control/Script.cpp
+++ b/src/control/Script.cpp
@@ -13337,3 +13337,44 @@ void RetryMission(int type, int unk)
 }
 
 #endif
+
+#ifdef MISSION_SWITCHER
+void
+CTheScripts::SwitchToMission(int32 mission)
+{
+	for (CRunningScript* pScript = CTheScripts::pActiveScripts; pScript != nil; pScript = pScript->GetNext()) {
+		if (!pScript->m_bIsMissionScript || !pScript->m_bDeatharrestEnabled) {
+			continue;
+		}
+		while (pScript->m_nStackPointer > 0)
+			--pScript->m_nStackPointer;
+
+		pScript->m_nIp = pScript->m_anStack[pScript->m_nStackPointer];
+		*(int32*)&CTheScripts::ScriptSpace[CTheScripts::OnAMissionFlag] = 0;
+		pScript->m_nWakeTime = 0;
+		pScript->m_bDeatharrestExecuted = true;
+
+		while (!pScript->ProcessOneCommand());
+
+		CMessages::ClearMessages();
+	}
+
+#ifdef MISSION_REPLAY
+	missionRetryScriptIndex = mission;
+	if (missionRetryScriptIndex == 19)
+		CStats::LastMissionPassedName[0] = '\0';
+#endif
+	CTimer::Suspend();
+	int offset = CTheScripts::MultiScriptArray[mission];
+	CFileMgr::ChangeDir("\\");
+	int handle = CFileMgr::OpenFile("data\\main.scm", "rb");
+	CFileMgr::Seek(handle, offset, 0);
+	CFileMgr::Read(handle, (const char*)&CTheScripts::ScriptSpace[SIZE_MAIN_SCRIPT], SIZE_MISSION_SCRIPT);
+	CFileMgr::CloseFile(handle);
+	CRunningScript* pMissionScript = CTheScripts::StartNewScript(SIZE_MAIN_SCRIPT);
+	CTimer::Resume();
+	pMissionScript->m_bIsMissionScript = true;
+	pMissionScript->m_bMissionFlag = true;
+	CTheScripts::bAlreadyRunningAMissionScript = true;
+}
+#endif
diff --git a/src/control/Script.h b/src/control/Script.h
index e0ed314e..c9e92129 100644
--- a/src/control/Script.h
+++ b/src/control/Script.h
@@ -376,6 +376,11 @@ private:
 #ifdef FIX_BUGS
 	friend void RetryMission(int, int);
 #endif
+
+#ifdef MISSION_SWITCHER
+public:
+	static void SwitchToMission(int32 mission);
+#endif
 };
 
 
@@ -514,6 +519,8 @@ private:
 			return false;
 		}
 	}
+
+	friend class CTheScripts;
 };
 
 #ifdef MISSION_REPLAY
diff --git a/src/core/config.h b/src/core/config.h
index a55b018e..ddbac185 100644
--- a/src/core/config.h
+++ b/src/core/config.h
@@ -217,6 +217,11 @@ enum Config {
 #define COMPATIBLE_SAVES // this allows changing structs while keeping saves compatible
 #define LOAD_INI_SETTINGS // as the name suggests. fundamental for CUSTOM_FRONTEND_OPTIONS
 
+// Just debug menu entries
+#ifdef DEBUGMENU
+#define MISSION_SWITCHER // from debug menu
+#endif
+
 // Rendering/display
 //#define EXTRA_MODEL_FLAGS	// from mobile to optimize rendering
 //# define HARDCODED_MODEL_FLAGS	// sets the flags enabled above from hardcoded model names.
diff --git a/src/core/re3.cpp b/src/core/re3.cpp
index 4783e513..194f75fa 100644
--- a/src/core/re3.cpp
+++ b/src/core/re3.cpp
@@ -26,6 +26,7 @@
 #include "Frontend.h"
 #include "WaterLevel.h"
 #include "main.h"
+#include "Script.h"
 #include "postfx.h"
 #include "custompipes.h"
 
@@ -373,6 +374,15 @@ ResetCamStatics(void)
 	TheCamera.Cams[TheCamera.ActiveCam].ResetStatics = true;
 }
 
+#ifdef MISSION_SWITCHER
+int8 nextMissionToSwitch = 0;
+static void
+SwitchToMission(void)
+{
+	CTheScripts::SwitchToMission(nextMissionToSwitch);
+}
+#endif
+
 static const char *carnames[] = {
 	"landstal", "idaho", "stinger", "linerun", "peren", "sentinel", "patriot", "firetruk", "trash", "stretch", "manana", "infernus", "blista", "pony",
 	"mule", "cheetah", "ambulan", "fbicar", "moonbeam", "esperant", "taxi", "kuruma", "bobcat", "mrwhoop", "bfinject", "corpse", "police", "enforcer",
@@ -581,6 +591,29 @@ DebugMenuPopulate(void)
 #ifdef TIMEBARS
 		DebugMenuAddVarBool8("Debug", "Show Timebars", &gbShowTimebars, nil);
 #endif
+#ifdef MISSION_SWITCHER
+		DebugMenuEntry *missionEntry;
+		static const char* missions[] = {
+			"Intro Movie", "Hospital Info Scene", "Police Station Info Scene",
+			"RC Diablo Destruction", "RC Mafia Massacre", "RC Rumpo Rampage", "RC Casino Calamity",
+			"Patriot Playground", "A Ride In The Park", "Gripped!", "Multistorey Mayhem",
+			"Paramedic", "Firefighter", "Vigilante", "Taxi Driver",
+			"The Crook", "The Thieves", "The Wife", "Her Lover",
+			"Give Me Liberty and Luigi's Girls", "Don't Spank My Bitch Up", "Drive Misty For Me", "Pump-Action Pimp", "The Fuzz Ball",
+			"Mike Lips Last Lunch", "Farewell 'Chunky' Lee Chong", "Van Heist", "Cipriani's Chauffeur", "Dead Skunk In The Trunk", "The Getaway",
+			"Taking Out The Laundry", "The Pick-Up", "Salvatore's Called A Meeting", "Triads And Tribulations", "Blow Fish", "Chaperone", "Cutting The Grass",
+			"Bomb Da Base: Act I", "Bomb Da Base: Act II", "Last Requests", "Turismo", "I Scream, You Scream", "Trial By Fire", "Big'N'Veiny", "Sayonara Salvatore",
+			"Under Surveillance", "Paparazzi Purge", "Payday For Ray", "Two-Faced Tanner", "Kanbu Bust-Out", "Grand Theft Auto", "Deal Steal", "Shima", "Smack Down",
+			"Silence The Sneak", "Arms Shortage", "Evidence Dash", "Gone Fishing", "Plaster Blaster", "Marked Man",
+			"Liberator", "Waka-Gashira Wipeout!", "A Drop In The Ocean", "Bling-Bling Scramble", "Uzi Rider", "Gangcar Round-Up", "Kingdom Come",
+			"Grand Theft Aero", "Escort Service", "Decoy", "Love's Disappearance", "Bait", "Espresso-2-Go!", "S.A.M.",
+			"Uzi Money", "Toyminator", "Rigged To Blow", "Bullion Run", "Rumble", "The Exchange"
+		};
+
+		missionEntry = DebugMenuAddVar("Debug", "Select mission", &nextMissionToSwitch, nil, 1, 0, 79, missions);
+		DebugMenuEntrySetWrap(missionEntry, true);
+		DebugMenuAddCmd("Debug", "Start selected mission ", SwitchToMission);
+#endif
 
 		extern bool PrintDebugCode;
 		extern int16 DebugCamMode;