Merge commit 'fb9231a38db2025eb77bfd246f36d985cbbccd2e' into scripting

Conflicts: src/info.cpp src/thingdef/thingdef_expression.cpp wadsrc/static/actors/constants.txt (Scripting branch update part 2)
2024-11-24 13:01:47 +00:00 · 2015-04-28 09:57:01 +02:00 · 2015-04-28 09:57:01 +02:00 · d6e3fc0567
commit d6e3fc0567
parent 7898e189df fb9231a38d
76 changed files with 567 additions and 317 deletions
--- a/src/actor.h
+++ b/src/actor.h
@ -355,6 +355,7 @@ enum
 	MF7_HITTARGET		= 0x00004000,	// The actor the projectile dies on is set to target, provided it's targetable anyway.
 	MF7_HITMASTER		= 0x00008000,	// Same as HITTARGET, except it's master instead of target.
 	MF7_HITTRACER		= 0x00010000,	// Same as HITTARGET, but for tracer.
+	MF7_FLYCHEAT		= 0x00020000,	// must be part of the actor so that it can be tracked properly



--- a/src/am_map.cpp
+++ b/src/am_map.cpp
@ -1234,7 +1234,7 @@ void AM_initVariables ()
 		for (pnum=0;pnum<MAXPLAYERS;pnum++)
 			if (playeringame[pnum])
 				break;
-  
+	assert(pnum >= 0 && pnum < MAXPLAYERS);
 	m_x = (players[pnum].camera->x >> FRACTOMAPBITS) - m_w/2;
 	m_y = (players[pnum].camera->y >> FRACTOMAPBITS) - m_h/2;
 	AM_changeWindowLoc();
--- a/src/b_func.cpp
+++ b/src/b_func.cpp
@ -513,7 +513,7 @@ angle_t DBot::FireRox (AActor *enemy, ticcmd_t *cmd)

 	bglobal.SetBodyAt (enemy->x + FixedMul(enemy->velx, (m+2*FRACUNIT)),
 					   enemy->y + FixedMul(enemy->vely, (m+2*FRACUNIT)), ONFLOORZ, 1);
-	dist = P_AproxDistance(actor->x-bglobal.body1->x, actor->y-bglobal.body1->y);
+	
 	//try the predicted location
 	if (P_CheckSight (actor, bglobal.body1, SF_IGNOREVISIBILITY)) //See the predicted location, so give a test missile
 	{
--- a/src/c_cmds.cpp
+++ b/src/c_cmds.cpp
@ -1026,8 +1026,7 @@ CCMD(nextsecret)
 				TEXTCOLOR_NORMAL " is for single-player only.\n");
 		return;
 	}
-	char *next = NULL;
-	
+
 	if (level.NextSecretMap.Len() > 0 && level.NextSecretMap.Compare("enDSeQ", 6))
 	{
 		G_DeferedInitNew(level.NextSecretMap);
--- a/src/c_console.cpp
+++ b/src/c_console.cpp
@ -856,11 +856,10 @@ void C_DrawConsole (bool hw2d)
 	}
 	else if (ConBottom)
 	{
-		int visheight, realheight;
+		int visheight;
 		FTexture *conpic = TexMan[conback];

 		visheight = ConBottom;
-		realheight = (visheight * conpic->GetHeight()) / SCREENHEIGHT;

 		screen->DrawTexture (conpic, 0, visheight - screen->GetHeight(),
 			DTA_DestWidth, screen->GetWidth(),
--- a/src/c_cvars.cpp
+++ b/src/c_cvars.cpp
@ -475,39 +475,32 @@ UCVarValue FBaseCVar::FromString (const char *value, ECVarType type)
 		// 0         1         2         3

 		ret.pGUID = NULL;
-		for (i = 0; i < 38; ++i)
+		if (value == NULL)
+		{
+			break;
+		}
+		for (i = 0; value[i] != 0 && i < 38; i++)
 		{
-			if (value[i] == 0)
-			{
-				break;
-			}
-			bool goodv = true;
 			switch (i)
 			{
 			case 0:
 				if (value[i] != '{')
-					goodv = false;
-				break;
+					break;
 			case 9:
 			case 14:
 			case 19:
 			case 24:
 				if (value[i] != '-')
-					goodv = false;
-				break;
+					break;
 			case 37:
 				if (value[i] != '}')
-					goodv = false;
-				break;
+					break;
 			default:
 				if (value[i] < '0' || 
 					(value[i] > '9' && value[i] < 'A') || 
 					(value[i] > 'F' && value[i] < 'a') || 
 					value[i] > 'f')
-				{
-					goodv = false;
-				}
-				break;
+					break;
 			}
 		}
 		if (i == 38 && value[i] == 0)
@ -1673,9 +1666,6 @@ void FBaseCVar::ListVars (const char *filter, bool plain)
 		if (CheckWildcards (filter, var->GetName()))
 		{
 			DWORD flags = var->GetFlags();
-			UCVarValue val;
-
-			val = var->GetGenericRep (CVAR_String);
 			if (plain)
 			{ // plain formatting does not include user-defined cvars
 				if (!(flags & CVAR_UNSETTABLE))
@ -1698,7 +1688,7 @@ void FBaseCVar::ListVars (const char *filter, bool plain)
 					flags & CVAR_MOD ? 'M' : ' ',
 					flags & CVAR_IGNORE ? 'X' : ' ',
 					var->GetName(),
-					var->GetGenericRep (CVAR_String).String);
+					var->GetGenericRep(CVAR_String).String);
 			}
 		}
 		var = var->m_Next;
--- a/src/c_dispatch.cpp
+++ b/src/c_dispatch.cpp
@ -1336,7 +1336,7 @@ CCMD (alias)
 			}
 			else
 			{
-				alias = new FConsoleAlias (argv[1], argv[2], ParsingKeyConf);
+				new FConsoleAlias (argv[1], argv[2], ParsingKeyConf);
 			}
 		}
 	}
--- a/src/compatibility.cpp
+++ b/src/compatibility.cpp
@ -109,6 +109,7 @@ static FCompatOption Options[] =
 	{ "rebuildnodes",			BCOMPATF_REBUILDNODES, SLOT_BCOMPAT },
 	{ "linkfrozenprops",		BCOMPATF_LINKFROZENPROPS, SLOT_BCOMPAT },
 	{ "disablepushwindowcheck",	BCOMPATF_NOWINDOWCHECK, SLOT_BCOMPAT },
+	{ "floatbob",				BCOMPATF_FLOATBOB, SLOT_BCOMPAT },

 	// list copied from g_mapinfo.cpp
 	{ "shorttex",				COMPATF_SHORTTEX, SLOT_COMPAT },
@ -434,6 +435,11 @@ void CheckCompatibility(MapData *map)
 	// Reset i_compatflags
 	compatflags.Callback();
 	compatflags2.Callback();
+	// Set floatbob compatibility for all maps with an original Hexen MAPINFO.
+	if (level.flags2 & LEVEL2_HEXENHACK)
+	{
+		ib_compatflags |= BCOMPATF_FLOATBOB;
+	}
 }

 //==========================================================================
@ -448,7 +454,7 @@ void SetCompatibilityParams()
 	{
 		unsigned i = ii_compatparams;

-		while (CompatParams[i] != CP_END && i < CompatParams.Size())
+		while (i < CompatParams.Size() && CompatParams[i] != CP_END)
 		{
 			switch (CompatParams[i])
 			{
--- a/src/configfile.cpp
+++ b/src/configfile.cpp
@ -836,7 +836,7 @@ const char *FConfigFile::GenerateEndTag(const char *value)

 		for (int i = 0; i < 5; ++i)
 		{
-			DWORD three_bytes = (rand_bytes[i*3] << 16) | (rand_bytes[i*3+1] << 8) | (rand_bytes[i*3+2]);
+			//DWORD three_bytes = (rand_bytes[i*3] << 16) | (rand_bytes[i*3+1] << 8) | (rand_bytes[i*3+2]); // ???
 			EndTag[4+i*4  ] = Base64Table[rand_bytes[i*3] >> 2];
 			EndTag[4+i*4+1] = Base64Table[((rand_bytes[i*3] & 3) << 4) | (rand_bytes[i*3+1] >> 4)];
 			EndTag[4+i*4+2] = Base64Table[((rand_bytes[i*3+1] & 15) << 2) | (rand_bytes[i*3+2] >> 6)];
--- a/src/d_dehacked.cpp
+++ b/src/d_dehacked.cpp
@ -2244,24 +2244,25 @@ static int PatchText (int oldSize)
 		}
 	}

-	if (!good)
-	{	
-		// Search through most other texts
-		const char *str;
-		str = EnglishStrings->MatchString (oldStr);
+	// Search through most other texts
+	const char *str;
+	do
+	{
+		str = EnglishStrings->MatchString(oldStr);
 		if (str != NULL)
 		{
-			GStrings.SetString (str, newStr);
+			GStrings.SetString(str, newStr);
+			EnglishStrings->SetString(str, "~~");	// set to something invalid so that it won't get found again by the next iteration or  by another replacement later
 			good = true;
 		}
+	} 
+	while (str != NULL);	// repeat search until the text can no longer be found

-		if (!good)
-		{
-			DPrintf ("   (Unmatched)\n");
-		}
+	if (!good)
+	{
+		DPrintf ("   (Unmatched)\n");
 	}
 		
-
 donewithtext:
 	if (newStr)
 		delete[] newStr;
--- a/src/d_net.cpp
+++ b/src/d_net.cpp
@ -107,7 +107,7 @@ int 			resendcount[MAXNETNODES];

 unsigned int	lastrecvtime[MAXPLAYERS];				// [RH] Used for pings
 unsigned int	currrecvtime[MAXPLAYERS];
-unsigned int	lastglobalrecvtime;						// Identify the last time a packet was recieved.
+unsigned int	lastglobalrecvtime;						// Identify the last time a packet was received.
 bool			hadlate;
 int				netdelay[MAXNETNODES][BACKUPTICS];		// Used for storing network delay times.
 int				lastaverage;
@ -1861,7 +1861,7 @@ void TryRunTics (void)
 	if (counts == 0 && !doWait)
 	{
 		// Check possible stall conditions
-		Net_CheckLastRecieved(counts);
+		Net_CheckLastReceived(counts);
 		if (realtics >= 1)
 		{
 			C_Ticker();
@ -1897,7 +1897,7 @@ void TryRunTics (void)
 			I_Error ("TryRunTics: lowtic < gametic");

 		// Check possible stall conditions
-		Net_CheckLastRecieved (counts);
+		Net_CheckLastReceived (counts);

 		// don't stay in here forever -- give the menu a chance to work
 		if (I_GetTime (false) - entertic >= 1)
@ -1945,9 +1945,9 @@ void TryRunTics (void)
 	}
 }

-void Net_CheckLastRecieved (int counts)
+void Net_CheckLastReceived (int counts)
 {
-	// [Ed850] Check to see the last time a packet was recieved.
+	// [Ed850] Check to see the last time a packet was received.
 	// If it's longer then 3 seconds, a node has likely stalled.
 	if (I_GetTime(false) - lastglobalrecvtime >= TICRATE * 3)
 	{
@ -1974,11 +1974,11 @@ void Net_CheckLastRecieved (int counts)
 		}
 		else
 		{	//Send a resend request to the Arbitrator, as it's obvious we are stuck here.
-			if (debugfile && !players[playerfornode[Net_Arbitrator]].waiting)
+			if (debugfile && !players[Net_Arbitrator].waiting)
 				fprintf(debugfile, "Arbitrator is slow (%i to %i)\n",
-				nettics[Net_Arbitrator], gametic + counts);
+				nettics[nodeforplayer[Net_Arbitrator]], gametic + counts);
 			//Send resend request to the Arbitrator. Also mark the Arbitrator as waiting to display it in the hud.
-			remoteresend[Net_Arbitrator] = players[playerfornode[Net_Arbitrator]].waiting = hadlate = true;
+			remoteresend[nodeforplayer[Net_Arbitrator]] = players[Net_Arbitrator].waiting = hadlate = true;
 		}
 	}
 }
@ -2048,14 +2048,14 @@ void FDynamicBuffer::SetData (const BYTE *data, int len)
 		m_BufferLen = (len + 255) & ~255;
 		m_Data = (BYTE *)M_Realloc (m_Data, m_BufferLen);
 	}
-	if (data)
+	if (data != NULL)
 	{
 		m_Len = len;
 		memcpy (m_Data, data, len);
 	}
-	else
+	else 
 	{
-		len = 0;
+		m_Len = 0;
 	}
 }

@ -2668,7 +2668,9 @@ void Net_SkipCommand (int type, BYTE **stream)
 		case DEM_SUMMONFOE2:
 			skip = strlen ((char *)(*stream)) + 26;
 			break;
-
+		case DEM_CHANGEMAP2:
+			skip = strlen((char *)(*stream + 1)) + 2;
+			break;
 		case DEM_MUSICCHANGE:
 		case DEM_PRINT:
 		case DEM_CENTERPRINT:
--- a/src/d_net.h
+++ b/src/d_net.h
@ -115,7 +115,7 @@ void D_QuitNetGame (void);
 void TryRunTics (void);

 //Use for checking to see if the netgame has stalled
-void Net_CheckLastRecieved(int);
+void Net_CheckLastReceived(int);

 // [RH] Functions for making and using special "ticcmds"
 void Net_NewMakeTic ();
--- a/src/d_protocol.cpp
+++ b/src/d_protocol.cpp
@ -500,5 +500,5 @@ void SkipChunk (BYTE **stream)
 	int len;

 	len = ReadLong (stream);
-	stream += len + (len & 1);
+	*stream += len + (len & 1);
 }
--- a/src/decallib.cpp
+++ b/src/decallib.cpp
@ -443,7 +443,6 @@ void FDecalLib::ParseDecal (FScanner &sc)
 	FString decalName;
 	WORD decalNum;
 	FDecalTemplate newdecal;
-	int code;
 	FTextureID picnum;
 	int lumpnum;

@ -467,7 +466,7 @@ void FDecalLib::ParseDecal (FScanner &sc)
 			AddDecal (decalName, decalNum, newdecal);
 			break;
 		}
-		switch ((code = sc.MustMatchString (DecalKeywords)))
+		switch (sc.MustMatchString (DecalKeywords))
 		{
 		case DECAL_XSCALE:
 			newdecal.ScaleX = ReadScale (sc);
@ -763,8 +762,7 @@ void FDecalLib::ParseSlider (FScanner &sc)
 		}
 		else if (sc.Compare ("DistX"))
 		{
-			sc.MustGetFloat ();
-			distX = (fixed_t)(sc.Float * FRACUNIT);
+			sc.MustGetFloat ();	// must remain to avoid breaking definitions that accidentally used DistX
 			Printf ("DistX in slider decal %s is unsupported\n", sliderName.GetChars());
 		}
 		else if (sc.Compare ("DistY"))
--- a/src/doomdef.h
+++ b/src/doomdef.h
@ -354,6 +354,7 @@ enum
 	BCOMPATF_REBUILDNODES		= 1 << 5,	// Force node rebuild
 	BCOMPATF_LINKFROZENPROPS	= 1 << 6,	// Clearing PROP_TOTALLYFROZEN or PROP_FROZEN also clears the other
 	BCOMPATF_NOWINDOWCHECK		= 1 << 7,	// Disable the window check in CheckForPushSpecial()
+	BCOMPATF_FLOATBOB			= 1 << 8,	// Use Hexen's original method of preventing floatbobbing items from falling down
 };

 // phares 3/20/98:
--- a/src/files.cpp
+++ b/src/files.cpp
@ -53,7 +53,7 @@
 //==========================================================================

 FileReader::FileReader ()
-: File(NULL), Length(0), StartPos(0), CloseOnDestruct(false)
+: File(NULL), Length(0), StartPos(0), FilePos(0), CloseOnDestruct(false)
 {
 }

--- a/src/g_game.cpp
+++ b/src/g_game.cpp
@ -2592,6 +2592,12 @@ bool G_ProcessIFFDemo (FString &mapname)
 			demo_p = nextchunk;
 	}

+	if (!headerHit)
+	{
+		Printf ("Demo has no header!\n");
+		return true;
+	}
+
 	if (!numPlayers)
 	{
 		Printf ("Demo has no players!\n");
--- a/src/g_heretic/a_hereticartifacts.cpp
+++ b/src/g_heretic/a_hereticartifacts.cpp
@ -50,6 +50,7 @@ DEFINE_ACTION_FUNCTION(AActor, A_TimeBomb)
 	PARAM_ACTION_PROLOGUE;

 	self->z += 32*FRACUNIT;
+	self->PrevZ = self->z;	// no interpolation!
 	self->RenderStyle = STYLE_Add;
 	self->alpha = FRACUNIT;
 	P_RadiusAttack (self, self->target, 128, 128, self->DamageType, RADF_HURTSOURCE);
--- a/src/g_level.cpp
+++ b/src/g_level.cpp
@ -367,7 +367,6 @@ static void InitPlayerClasses ()

 void G_InitNew (const char *mapname, bool bTitleLevel)
 {
-	EGameSpeed oldSpeed;
 	bool wantFast;
 	int i;

@ -454,7 +453,6 @@ void G_InitNew (const char *mapname, bool bTitleLevel)
 		I_Error ("Could not find map %s\n", mapname);
 	}

-	oldSpeed = GameSpeed;
 	wantFast = !!G_SkillProperty(SKILLP_FastMonsters);
 	GameSpeed = wantFast ? SPEED_Fast : SPEED_Normal;

@ -1237,15 +1235,6 @@ void G_FinishTravel ()
 			pawn->AddToHash ();
 			pawn->SetState(pawn->SpawnState);
 			pawn->player->SendPitchLimits();
-			// Sync the FLY flags.
-			if (pawn->flags2 & MF2_FLY)
-			{
-				pawn->player->cheats |= CF_FLY;
-			}
-			else
-			{
-				pawn->player->cheats &= ~CF_FLY;
-			}

 			for (inv = pawn->Inventory; inv != NULL; inv = inv->Inventory)
 			{
--- a/src/g_mapinfo.cpp
+++ b/src/g_mapinfo.cpp
@ -705,8 +705,6 @@ void FMapInfoParser::ParseCluster()
 		}
 		else if (sc.Compare("music"))
 		{
-			int order = 0;
-
 			ParseAssign();
 			ParseMusic(clusterinfo->MessageMusic, clusterinfo->musicorder);
 		}
--- a/src/g_shared/a_artifacts.cpp
+++ b/src/g_shared/a_artifacts.cpp
@ -997,7 +997,8 @@ void APowerFlight::EndEffect ()
 	{
 		return;
 	}
-	if (!(Owner->player->cheats & CF_FLY))
+
+	if (!(Owner->flags7 & MF7_FLYCHEAT))
 	{
 		if (Owner->z != Owner->floorz)
 		{
--- a/src/g_shared/a_quake.cpp
+++ b/src/g_shared/a_quake.cpp
@ -33,8 +33,8 @@ DEarthquake::DEarthquake()
 //
 //==========================================================================

-DEarthquake::DEarthquake (AActor *center, int intensity, int duration,
-						  int damrad, int tremrad, FSoundID quakesound)
+DEarthquake::DEarthquake (AActor *center, int intensityX, int intensityY, int intensityZ, int duration,
+						  int damrad, int tremrad, FSoundID quakesound, int flags)
 						  : DThinker(STAT_EARTHQUAKE)
 {
 	m_QuakeSFX = quakesound;
@ -42,8 +42,12 @@ DEarthquake::DEarthquake (AActor *center, int intensity, int duration,
 	// Radii are specified in tile units (64 pixels)
 	m_DamageRadius = damrad << (FRACBITS);
 	m_TremorRadius = tremrad << (FRACBITS);
-	m_Intensity = intensity;
+	m_IntensityX = intensityX;
+	m_IntensityY = intensityY;
+	m_IntensityZ = intensityZ;
+	m_CountdownStart = (double)duration;
 	m_Countdown = duration;
+	m_Flags = flags;
 }

 //==========================================================================
@ -55,9 +59,27 @@ DEarthquake::DEarthquake (AActor *center, int intensity, int duration,
 void DEarthquake::Serialize (FArchive &arc)
 {
 	Super::Serialize (arc);
-	arc << m_Spot << m_Intensity << m_Countdown
+	arc << m_Spot << m_IntensityX << m_Countdown
 		<< m_TremorRadius << m_DamageRadius
 		<< m_QuakeSFX;
+	if (SaveVersion < 4519)
+	{
+		m_IntensityY = m_IntensityX;
+		m_IntensityZ = 0;
+		m_Flags = 0;
+	}
+	else
+	{
+		arc << m_IntensityY << m_IntensityZ << m_Flags;
+	}
+	if (SaveVersion < 4520)
+	{
+		m_CountdownStart = 0;
+	}
+	else
+	{
+		arc << m_CountdownStart;
+	}
 }

 //==========================================================================
@ -78,7 +100,7 @@ void DEarthquake::Tick ()
 		Destroy ();
 		return;
 	}
-
+	
 	if (!S_IsActorPlayingSomething (m_Spot, CHAN_BODY, m_QuakeSFX))
 	{
 		S_Sound (m_Spot, CHAN_BODY | CHAN_LOOP, m_QuakeSFX, 1, ATTN_NORM);
@ -102,11 +124,23 @@ void DEarthquake::Tick ()
 					}
 					// Thrust player around
 					angle_t an = victim->angle + ANGLE_1*pr_quake();
-					P_ThrustMobj (victim, an, m_Intensity << (FRACBITS-1));
+					if (m_IntensityX == m_IntensityY)
+					{ // Thrust in a circle
+						P_ThrustMobj (victim, an, m_IntensityX << (FRACBITS-1));
+					}
+					else
+					{ // Thrust in an ellipse
+						an >>= ANGLETOFINESHIFT;
+						// So this is actually completely wrong, but it ought to be good
+						// enough. Otherwise, I'd have to use tangents and square roots.
+						victim->velx += FixedMul(m_IntensityX << (FRACBITS-1), finecosine[an]);
+						victim->vely += FixedMul(m_IntensityY << (FRACBITS-1), finesine[an]);
+					}
 				}
 			}
 		}
 	}
+	
 	if (--m_Countdown == 0)
 	{
 		if (S_IsActorPlayingSomething(m_Spot, CHAN_BODY, m_QuakeSFX))
@ -126,16 +160,18 @@ void DEarthquake::Tick ()
 //
 //==========================================================================

-int DEarthquake::StaticGetQuakeIntensity (AActor *victim)
+int DEarthquake::StaticGetQuakeIntensities(AActor *victim, quakeInfo &qprop)
 {
-	int intensity = 0;
-	TThinkerIterator<DEarthquake> iterator (STAT_EARTHQUAKE);
-	DEarthquake *quake;
-
 	if (victim->player != NULL && (victim->player->cheats & CF_NOCLIP))
 	{
 		return 0;
 	}
+	qprop.isScalingDown = qprop.isScalingUp = qprop.preferMaximum = qprop.fullIntensity = false;
+	qprop.intensityX = qprop.intensityY = qprop.intensityZ = qprop.relIntensityX = qprop.relIntensityY = qprop.relIntensityZ = 0;
+
+	TThinkerIterator<DEarthquake> iterator(STAT_EARTHQUAKE);
+	DEarthquake *quake;
+	int count = 0;

 	while ( (quake = iterator.Next()) != NULL)
 	{
@ -145,12 +181,36 @@ int DEarthquake::StaticGetQuakeIntensity (AActor *victim)
 				victim->y - quake->m_Spot->y);
 			if (dist < quake->m_TremorRadius)
 			{
-				if (intensity < quake->m_Intensity)
-					intensity = quake->m_Intensity;
+				++count;
+				if (quake->m_Flags & QF_RELATIVE)
+				{
+					qprop.relIntensityX = MAX(qprop.relIntensityX, quake->m_IntensityX);
+					qprop.relIntensityY = MAX(qprop.relIntensityY, quake->m_IntensityY);
+					qprop.relIntensityZ = MAX(qprop.relIntensityZ, quake->m_IntensityZ);
+				}
+				else
+				{
+					qprop.intensityX = MAX(qprop.intensityX, quake->m_IntensityX);
+					qprop.intensityY = MAX(qprop.intensityY, quake->m_IntensityY);
+					qprop.intensityZ = MAX(qprop.intensityZ, quake->m_IntensityZ);
+				}
+				if (quake->m_Flags)
+				{
+					qprop.scaleDownStart = quake->m_CountdownStart;
+					qprop.scaleDown = quake->m_Countdown;
+					qprop.isScalingDown = (quake->m_Flags & QF_SCALEDOWN) ? true : false;
+					qprop.isScalingUp = (quake->m_Flags & QF_SCALEUP) ? true : false;
+					qprop.preferMaximum = (quake->m_Flags & QF_MAX) ? true : false;
+					qprop.fullIntensity = (quake->m_Flags & QF_FULLINTENSITY) ? true : false;
+				}
+				else
+				{
+					qprop.scaleDownStart = qprop.scaleDown = 0.0;
+				}
 			}
 		}
 	}
-	return intensity;
+	return count;
 }

 //==========================================================================
@ -159,18 +219,20 @@ int DEarthquake::StaticGetQuakeIntensity (AActor *victim)
 //
 //==========================================================================

-bool P_StartQuake (AActor *activator, int tid, int intensity, int duration, int damrad, int tremrad, FSoundID quakesfx)
+bool P_StartQuakeXYZ(AActor *activator, int tid, int intensityX, int intensityY, int intensityZ, int duration, int damrad, int tremrad, FSoundID quakesfx, int flags)
 {
 	AActor *center;
 	bool res = false;

-	intensity = clamp (intensity, 1, 9);
+	if (intensityX)		intensityX = clamp(intensityX, 1, 9);
+	if (intensityY)		intensityY = clamp(intensityY, 1, 9);
+	if (intensityZ)		intensityZ = clamp(intensityZ, 1, 9);

 	if (tid == 0)
 	{
 		if (activator != NULL)
 		{
-			new DEarthquake(activator, intensity, duration, damrad, tremrad, quakesfx);
+			new DEarthquake(activator, intensityX, intensityY, intensityZ, duration, damrad, tremrad, quakesfx, flags);
 			return true;
 		}
 	}
@ -180,9 +242,14 @@ bool P_StartQuake (AActor *activator, int tid, int intensity, int duration, int
 		while ( (center = iterator.Next ()) )
 		{
 			res = true;
-			new DEarthquake (center, intensity, duration, damrad, tremrad, quakesfx);
+			new DEarthquake(center, intensityX, intensityY, intensityZ, duration, damrad, tremrad, quakesfx, flags);
 		}
 	}
 	
 	return res;
 }
+
+bool P_StartQuake(AActor *activator, int tid, int intensity, int duration, int damrad, int tremrad, FSoundID quakesfx)
+{	//Maintains original behavior by passing 0 to intensityZ, and flags.
+	return P_StartQuakeXYZ(activator, tid, intensity, intensity, 0, duration, damrad, tremrad, quakesfx, 0);
+}
--- a/src/g_shared/a_sharedglobal.h
+++ b/src/g_shared/a_sharedglobal.h
@ -131,23 +131,40 @@ protected:
 	DFlashFader ();
 };

+enum
+{
+	QF_RELATIVE =		1,
+	QF_SCALEDOWN =		1 << 1,
+	QF_SCALEUP =		1 << 2,
+	QF_MAX =			1 << 3,
+	QF_FULLINTENSITY =	1 << 4,
+};
+
+struct quakeInfo
+{
+	int intensityX, intensityY, intensityZ, relIntensityX, relIntensityY, relIntensityZ;
+	double scaleDown, scaleDownStart;
+	bool isScalingDown, isScalingUp, preferMaximum, fullIntensity;
+};
+
 class DEarthquake : public DThinker
 {
 	DECLARE_CLASS (DEarthquake, DThinker)
 	HAS_OBJECT_POINTERS
 public:
-	DEarthquake (AActor *center, int intensity, int duration, int damrad, int tremrad, FSoundID quakesfx);
+	DEarthquake(AActor *center, int intensityX, int intensityY, int intensityZ, int duration, int damrad, int tremrad, FSoundID quakesfx, int flags);

 	void Serialize (FArchive &arc);
 	void Tick ();
-
 	TObjPtr<AActor> m_Spot;
 	fixed_t m_TremorRadius, m_DamageRadius;
-	int m_Intensity;
 	int m_Countdown;
+	double m_CountdownStart;
 	FSoundID m_QuakeSFX;
+	int m_Flags;
+	int m_IntensityX, m_IntensityY, m_IntensityZ;

-	static int StaticGetQuakeIntensity (AActor *viewer);
+	static int StaticGetQuakeIntensities(AActor *viewer, quakeInfo &qprop);

 private:
 	DEarthquake ();
--- a/src/g_shared/shared_hud.cpp
+++ b/src/g_shared/shared_hud.cpp
@ -73,6 +73,7 @@ CVAR (Bool,  hud_showitems,		false,CVAR_ARCHIVE);	// Show item stats on HUD
 CVAR (Bool,  hud_showstats,		false,	CVAR_ARCHIVE);	// for stamina and accuracy. 
 CVAR (Bool,  hud_showscore,		false,	CVAR_ARCHIVE);	// for user maintained score
 CVAR (Bool,  hud_showweapons,	true, CVAR_ARCHIVE);	// Show weapons collected
+CVAR (Int ,  hud_showammo,		2, CVAR_ARCHIVE);		// Show ammo collected
 CVAR (Int ,  hud_showtime,		0,	    CVAR_ARCHIVE);	// Show time on HUD
 CVAR (Int ,  hud_timecolor,		CR_GOLD,CVAR_ARCHIVE);	// Color of in-game time on HUD
 CVAR (Int ,  hud_showlag,		0, CVAR_ARCHIVE);		// Show input latency (maketic - gametic difference)
@ -546,23 +547,37 @@ static int DrawAmmo(player_t *CPlayer, int x, int y)

 	orderedammos.Clear();

-	// Order ammo by use of weapons in the weapon slots
-	// Do not check for actual presence in the inventory!
-	// We want to show all ammo types that can be used by
-	// the weapons in the weapon slots.
-	for (k = 0; k < NUM_WEAPON_SLOTS; k++) for(j = 0; j < CPlayer->weapons.Slots[k].Size(); j++)
+	if (0 == hud_showammo)
 	{
-		const PClass *weap = CPlayer->weapons.Slots[k].GetWeapon(j);
-
-		if (weap) AddAmmoToList((AWeapon*)GetDefaultByType(weap));
+		// Show ammo for current weapon if any
+		if (wi) AddAmmoToList(wi);
 	}
-
-	// Now check for the remaining weapons that are in the inventory but not in the weapon slots
-	for(inv=CPlayer->mo->Inventory;inv;inv=inv->Inventory)
+	else
 	{
-		if (inv->IsKindOf(RUNTIME_CLASS(AWeapon)))
+		// Order ammo by use of weapons in the weapon slots
+		for (k = 0; k < NUM_WEAPON_SLOTS; k++) for(j = 0; j < CPlayer->weapons.Slots[k].Size(); j++)
 		{
-			AddAmmoToList((AWeapon*)inv);
+			PClassActor *weap = CPlayer->weapons.Slots[k].GetWeapon(j);
+
+			if (weap)
+			{
+				// Show ammo for available weapons if hud_showammo CVAR is 1
+				// or show ammo for all weapons if hud_showammo is greater than 1
+				
+				if (hud_showammo > 1 || CPlayer->mo->FindInventory(weap))
+				{
+					AddAmmoToList((AWeapon*)GetDefaultByType(weap));
+				}
+			}
+		}
+
+		// Now check for the remaining weapons that are in the inventory but not in the weapon slots
+		for(inv=CPlayer->mo->Inventory;inv;inv=inv->Inventory)
+		{
+			if (inv->IsKindOf(RUNTIME_CLASS(AWeapon)))
+			{
+				AddAmmoToList((AWeapon*)inv);
+			}
 		}
 	}

--- a/src/i_net.cpp
+++ b/src/i_net.cpp
@ -800,7 +800,6 @@ bool Guest_WaitForOthers (void *userdata)
 			{
 				int node;

-				packet.NumNodes = packet.NumNodes;
 				doomcom.numnodes = packet.NumNodes + 2;
 				sendplayer[0] = packet.ConsoleNum;	// My player number
 				doomcom.consoleplayer = packet.ConsoleNum;
--- a/src/info.cpp
+++ b/src/info.cpp
@ -350,7 +350,6 @@ void PClassActor::InitializeNativeDefaults()
 void PClassActor::RegisterIDs()
 {
 	PClassActor *cls = PClass::FindActor(TypeName);
-	bool set = false;

 	if (cls == NULL)
 	{
@ -723,17 +722,17 @@ CCMD (summonfoe)

 TMap<FName, DamageTypeDefinition> GlobalDamageDefinitions;

-void DamageTypeDefinition::Apply(FName const type) 
+void DamageTypeDefinition::Apply(FName type) 
 { 
 	GlobalDamageDefinitions[type] = *this; 
 }

-DamageTypeDefinition *DamageTypeDefinition::Get(FName const type) 
+DamageTypeDefinition *DamageTypeDefinition::Get(FName type) 
 { 
 	return GlobalDamageDefinitions.CheckKey(type); 
 }

-bool DamageTypeDefinition::IgnoreArmor(FName const type)
+bool DamageTypeDefinition::IgnoreArmor(FName type)
 { 
 	DamageTypeDefinition *dtd = Get(type);
 	if (dtd) return dtd->NoArmor;
@ -755,7 +754,7 @@ bool DamageTypeDefinition::IgnoreArmor(FName const type)
 //
 //==========================================================================

-int DamageTypeDefinition::ApplyMobjDamageFactor(int damage, FName const type, DmgFactors const * const factors)
+int DamageTypeDefinition::ApplyMobjDamageFactor(int damage, FName type, DmgFactors const * const factors)
 {
 	if (factors)
 	{
--- a/src/info.h
+++ b/src/info.h
@ -171,7 +171,7 @@ public:
 	bool ReplaceFactor;
 	bool NoArmor;

-	void Apply(FName const type);
+	void Apply(FName type);
 	void Clear()
 	{
 		DefaultFactor = FRACUNIT;
@ -179,9 +179,9 @@ public:
 		NoArmor = false;
 	}

-	static DamageTypeDefinition *Get(FName const type);
-	static bool IgnoreArmor(FName const type);
-	static int ApplyMobjDamageFactor(int damage, FName const type, DmgFactors const * const factors);
+	static DamageTypeDefinition *Get(FName type);
+	static bool IgnoreArmor(FName type);
+	static int ApplyMobjDamageFactor(int damage, FName type, DmgFactors const * const factors);
 };

 class DDropItem;
--- a/src/m_argv.cpp
+++ b/src/m_argv.cpp
@ -56,9 +56,8 @@ DArgs::DArgs()
 //===========================================================================

 DArgs::DArgs(const DArgs &other)
-: DObject()
+: DObject(), Argv(other.Argv)
 {
-	Argv = other.Argv;
 }

 //===========================================================================
@ -263,7 +262,6 @@ void DArgs::RemoveArgs(const char *check)
 const char *DArgs::GetArg(int arg) const
 {
 	return ((unsigned)arg < Argv.Size()) ? Argv[arg].GetChars() : NULL;
-		return Argv[arg];
 }

 //===========================================================================
@ -351,7 +349,6 @@ void DArgs::RemoveArg(int argindex)
 void DArgs::CollectFiles(const char *param, const char *extension)
 {
 	TArray<FString> work;
-	DArgs *out = new DArgs;
 	unsigned int i;
 	size_t extlen = extension == NULL ? 0 : strlen(extension);

--- a/src/m_cheat.cpp
+++ b/src/m_cheat.cpp
@ -149,8 +149,7 @@ void cht_DoCheat (player_t *player, int cheat)
 	case CHT_FLY:
 		if (player->mo != NULL)
 		{
-			player->cheats ^= CF_FLY;
-			if (player->cheats & CF_FLY)
+			if ((player->mo->flags7 ^= MF7_FLYCHEAT) != 0)
 			{
 				player->mo->flags |= MF_NOGRAVITY;
 				player->mo->flags2 |= MF2_FLY;
--- a/src/m_png.cpp
+++ b/src/m_png.cpp
@ -1023,7 +1023,6 @@ bool M_SaveBitmap(const BYTE *from, ESSType color_type, int width, int height, i
 		}
 	}

-	y = sizeof(buffer) - stream.avail_out;
 	deflateEnd (&stream);

 	if (err != Z_STREAM_END)
--- a/src/oplsynth/nukedopl3.cpp
+++ b/src/oplsynth/nukedopl3.cpp
@ -98,8 +98,7 @@ Bit16s envelope_calcsin0(Bit16u phase, Bit16u envelope) {
 	phase &= 0x3ff;
 	Bit16u out = 0;
 	Bit16u neg = 0;
-	if (phase & 0x200 && (phase & 0x1ff)) {
-		phase--;
+	if (phase & 0x200) {
 		neg = ~0;
 	}
 	if (phase & 0x100) {
@ -154,8 +153,7 @@ Bit16s envelope_calcsin4(Bit16u phase, Bit16u envelope) {
 	phase &= 0x3ff;
 	Bit16u out = 0;
 	Bit16u neg = 0;
-	if ((phase & 0x300) == 0x100 && (phase & 0xff)) {
-		phase--;
+	if ((phase & 0x300) == 0x100) {
 		neg = ~0;
 	}
 	if (phase & 0x200) {
@ -188,8 +186,7 @@ Bit16s envelope_calcsin5(Bit16u phase, Bit16u envelope) {
 Bit16s envelope_calcsin6(Bit16u phase, Bit16u envelope) {
 	phase &= 0x3ff;
 	Bit16u neg = 0;
-	if (phase & 0x200 && (phase & 0x1ff)) {
-		phase--;
+	if (phase & 0x200) {
 		neg = ~0;
 	}
 	return envelope_calcexp(envelope << 3) ^ neg;
@ -199,8 +196,7 @@ Bit16s envelope_calcsin7(Bit16u phase, Bit16u envelope) {
 	phase &= 0x3ff;
 	Bit16u out = 0;
 	Bit16u neg = 0;
-	if (phase & 0x200 && (phase & 0x1ff)) {
-		phase--;
+	if (phase & 0x200) {
 		neg = ~0;
 		phase = (phase & 0x1ff) ^ 0x1ff;
 	}
@ -976,4 +972,4 @@ NukedOPL3::NukedOPL3(bool stereo) {

 OPLEmul *NukedOPL3Create(bool stereo) {
 	return new NukedOPL3(stereo);
-}
+}
--- a/src/p_3dfloors.cpp
+++ b/src/p_3dfloors.cpp
@ -488,7 +488,7 @@ void P_Recalculate3DFloors(sector_t * sector)
 				// by the clipping code below.
 				ffloors.Push(pick);
 			}
-			else if (pick->flags&(FF_SWIMMABLE|FF_TRANSLUCENT) && pick->flags&FF_EXISTS)
+			else if ((pick->flags&(FF_SWIMMABLE|FF_TRANSLUCENT) || (!(pick->flags&(FF_ALLSIDES|FF_BOTHPLANES)))) && pick->flags&FF_EXISTS)
 			{
 				// We must check if this nonsolid segment gets clipped from the top by another 3D floor
 				if (solid != NULL && solid_bottom < height)
--- a/src/p_3dmidtex.cpp
+++ b/src/p_3dmidtex.cpp
@ -223,11 +223,12 @@ bool P_GetMidTexturePosition(const line_t *line, int sideno, fixed_t *ptextop, f
 	FTexture * tex= TexMan(texnum);
 	if (!tex) return false;

+	fixed_t totalscale = FixedMul(side->GetTextureYScale(side_t::mid), tex->yScale);
 	fixed_t y_offset = side->GetTextureYOffset(side_t::mid);
-	fixed_t textureheight = tex->GetScaledHeight() << FRACBITS;
-	if (tex->yScale != FRACUNIT && !tex->bWorldPanning)
+	fixed_t textureheight = tex->GetScaledHeight(totalscale) << FRACBITS;
+	if (totalscale != FRACUNIT && !tex->bWorldPanning)
 	{ 
-		y_offset = FixedDiv(y_offset, tex->yScale);
+		y_offset = FixedDiv(y_offset, totalscale);
 	}

 	if(line->flags & ML_DONTPEGBOTTOM)
--- a/src/p_acs.cpp
+++ b/src/p_acs.cpp
@ -217,7 +217,7 @@ FWorldGlobalArray ACS_GlobalArrays[NUM_GLOBALVARS];
 //
 // When the string table needs to grow to hold more strings, a garbage
 // collection is first attempted to see if more room can be made to store
-// strings without growing. A string is concidered in use if any value
+// strings without growing. A string is considered in use if any value
 // in any of these variable blocks contains a valid ID in the global string
 // table:
 //   * The active area of the ACS stack
@ -226,7 +226,7 @@ FWorldGlobalArray ACS_GlobalArrays[NUM_GLOBALVARS];
 //   * All world variables
 //   * All global variables
 // It's not important whether or not they are really used as strings, only
-// that they might be. A string is also concidered in use if its lock count
+// that they might be. A string is also considered in use if its lock count
 // is non-zero, even if none of the above variable blocks referenced it.
 //
 // To keep track of local and map variables for nonresident maps in a hub,
@ -1066,14 +1066,7 @@ static void DoGiveInv (AActor *actor, PClassActor *info, int amount)
 	item->ClearCounters();
 	if (info->IsDescendantOf (RUNTIME_CLASS(ABasicArmorPickup)))
 	{
-		if (static_cast<ABasicArmorPickup*>(item)->SaveAmount != 0)
-		{
-			static_cast<ABasicArmorPickup*>(item)->SaveAmount *= amount;
-		}
-		else
-		{
-			static_cast<ABasicArmorPickup*>(item)->SaveAmount *= amount;
-		}
+		static_cast<ABasicArmorPickup*>(item)->SaveAmount *= amount;
 	}
 	else if (info->IsDescendantOf (RUNTIME_CLASS(ABasicArmorBonus)))
 	{
@ -2052,7 +2045,6 @@ FBehavior::FBehavior (int lumpnum, FileReader * fr, int len)
 								}
 							}
 						}
-						i += 4+ArrayStore[arraynum].ArraySize;
 					}
 				}

@ -5838,13 +5830,13 @@ doplaysound:			if (funcIndex == ACSF_PlayActorSound)
 				}

 				FActorIterator iterator(args[0]);
-				bool canraiseall = false;
+				bool canraiseall = true;
 				while ((actor = iterator.Next()))
 				{
-					canraiseall = !P_Thing_CanRaise(actor) | canraiseall;
+					canraiseall = P_Thing_CanRaise(actor) & canraiseall;
 				}
 				
-				return !canraiseall;
+				return canraiseall;
 			}
 			break;

--- a/src/p_enemy.cpp
+++ b/src/p_enemy.cpp
@ -670,33 +670,39 @@ bool P_TryWalk (AActor *actor)

 void P_DoNewChaseDir (AActor *actor, fixed_t deltax, fixed_t deltay)
 {
-	dirtype_t	d[3];
+	dirtype_t	d[2];
 	int			tdir;
 	dirtype_t	olddir, turnaround;
+	bool		attempts[NUMDIRS-1]; // We don't need to attempt DI_NODIR.

+	memset(&attempts, false, sizeof(attempts));
 	olddir = (dirtype_t)actor->movedir;
 	turnaround = opposite[olddir];

 	if (deltax>10*FRACUNIT)
-		d[1]= DI_EAST;
+		d[0]= DI_EAST;
 	else if (deltax<-10*FRACUNIT)
-		d[1]= DI_WEST;
+		d[0]= DI_WEST;
+	else
+		d[0]=DI_NODIR;
+
+	if (deltay<-10*FRACUNIT)
+		d[1]= DI_SOUTH;
+	else if (deltay>10*FRACUNIT)
+		d[1]= DI_NORTH;
 	else
 		d[1]=DI_NODIR;

-	if (deltay<-10*FRACUNIT)
-		d[2]= DI_SOUTH;
-	else if (deltay>10*FRACUNIT)
-		d[2]= DI_NORTH;
-	else
-		d[2]=DI_NODIR;
-
 	// try direct route
-	if (d[1] != DI_NODIR && d[2] != DI_NODIR)
+	if (d[0] != DI_NODIR && d[1] != DI_NODIR)
 	{
 		actor->movedir = diags[((deltay<0)<<1) + (deltax>0)];
-		if (actor->movedir != turnaround && P_TryWalk(actor))
-			return;
+		if (actor->movedir != turnaround)
+		{
+			attempts[actor->movedir] = true;
+			if (P_TryWalk(actor))
+				return;
+		}
 	}

 	// try other directions
@ -704,18 +710,19 @@ void P_DoNewChaseDir (AActor *actor, fixed_t deltax, fixed_t deltay)
 	{
 		if ((pr_newchasedir() > 200 || abs(deltay) > abs(deltax)))
 		{
-			swapvalues (d[1], d[2]);
+			swapvalues (d[0], d[1]);
 		}

+		if (d[0] == turnaround)
+			d[0] = DI_NODIR;
 		if (d[1] == turnaround)
 			d[1] = DI_NODIR;
-		if (d[2] == turnaround)
-			d[2] = DI_NODIR;
 	}
 		
-	if (d[1] != DI_NODIR)
+	if (d[0] != DI_NODIR && attempts[d[0]] == false)
 	{
-		actor->movedir = d[1];
+		actor->movedir = d[0];
+		attempts[d[0]] = true;
 		if (P_TryWalk (actor))
 		{
 			// either moved forward or attacked
@ -723,9 +730,10 @@ void P_DoNewChaseDir (AActor *actor, fixed_t deltax, fixed_t deltay)
 		}
 	}

-	if (d[2] != DI_NODIR)
+	if (d[1] != DI_NODIR && attempts[d[1]] == false)
 	{
-		actor->movedir = d[2];
+		actor->movedir = d[1];
+		attempts[d[1]] = true;
 		if (P_TryWalk (actor))
 			return;
 	}
@ -733,9 +741,10 @@ void P_DoNewChaseDir (AActor *actor, fixed_t deltax, fixed_t deltay)
 	if (!(actor->flags5 & MF5_AVOIDINGDROPOFF))
 	{
 		// there is no direct path to the player, so pick another direction.
-		if (olddir != DI_NODIR)
+		if (olddir != DI_NODIR && attempts[olddir] == false)
 		{
 			actor->movedir = olddir;
+			attempts[olddir] = true;
 			if (P_TryWalk (actor))
 				return;
 		}
@ -746,9 +755,10 @@ void P_DoNewChaseDir (AActor *actor, fixed_t deltax, fixed_t deltay)
 	{
 		for (tdir = DI_EAST; tdir <= DI_SOUTHEAST; tdir++)
 		{
-			if (tdir != turnaround)
+			if (tdir != turnaround && attempts[tdir] == false)
 			{
 				actor->movedir = tdir;
+				attempts[tdir] = true;
 				if ( P_TryWalk(actor) )
 					return;
 			}
@ -758,16 +768,17 @@ void P_DoNewChaseDir (AActor *actor, fixed_t deltax, fixed_t deltay)
 	{
 		for (tdir = DI_SOUTHEAST; tdir != (DI_EAST-1); tdir--)
 		{
-			if (tdir != turnaround)
+			if (tdir != turnaround && attempts[tdir] == false)
 			{
 				actor->movedir = tdir;
+				attempts[tdir] = true;
 				if ( P_TryWalk(actor) )
 					return;
 			}
 		}
 	}

-	if (turnaround != DI_NODIR)
+	if (turnaround != DI_NODIR && attempts[turnaround] == false)
 	{
 		actor->movedir =turnaround;
 		if ( P_TryWalk(actor) )
@ -2545,8 +2556,6 @@ static bool P_CheckForResurrection(AActor *self, bool usevilestates)
 				// use the current actor's radius instead of the Arch Vile's default.
 				fixed_t maxdist = corpsehit->GetDefault()->radius + self->radius;

-				maxdist = corpsehit->GetDefault()->radius + self->radius;
-
 				if (abs(corpsehit->x - viletryx) > maxdist ||
 					abs(corpsehit->y - viletryy) > maxdist)
 					continue;			// not actually touching
@ -2824,7 +2833,7 @@ void A_Face (AActor *self, AActor *other, angle_t max_turn, angle_t max_pitch, a
 			target_z = other->z + (other->height / 2) + other->GetBobOffset();
 		if (flags & FAF_TOP)
 			target_z = other->z + (other->height) + other->GetBobOffset();
-		if (!flags & FAF_NODISTFACTOR)
+		if (!(flags & FAF_NODISTFACTOR))
 			target_z += pitch_offset;

 		double dist_z = target_z - source_z;
--- a/src/p_interaction.cpp
+++ b/src/p_interaction.cpp
@ -361,7 +361,7 @@ void AActor::Die (AActor *source, AActor *inflictor, int dmgflags)

 	if (debugfile && this->player)
 	{
-		static int dieticks[MAXPLAYERS];
+		static int dieticks[MAXPLAYERS]; // [ZzZombo] not used? Except if for peeking in debugger...
 		int pnum = int(this->player-players);
 		dieticks[pnum] = gametic;
 		fprintf (debugfile, "died (%d) on tic %d (%s)\n", pnum, gametic,
@ -1711,14 +1711,12 @@ void P_PoisonDamage (player_t *player, AActor *source, int damage,
 	bool playPainSound)
 {
 	AActor *target;
-	AActor *inflictor;

 	if (player == NULL)
 	{
 		return;
 	}
 	target = player->mo;
-	inflictor = source;
 	if (target->health <= 0)
 	{
 		return;
--- a/src/p_lnspec.cpp
+++ b/src/p_lnspec.cpp
@ -2800,7 +2800,7 @@ FUNC(LS_SetPlayerProperty)
 		mask = CF_INSTANTWEAPSWITCH;
 		break;
 	case PROP_FLY:
-		mask = CF_FLY;
+		//mask = CF_FLY;
 		break;
 	case PROP_TOTALLYFROZEN:
 		mask = CF_TOTALLYFROZEN;
@ -2814,6 +2814,7 @@ FUNC(LS_SetPlayerProperty)
 			it->player->cheats |= mask;
 			if (arg2 == PROP_FLY)
 			{
+				it->flags7 |= MF7_FLYCHEAT;
 				it->flags2 |= MF2_FLY;
 				it->flags |= MF_NOGRAVITY;
 			}
@ -2823,6 +2824,7 @@ FUNC(LS_SetPlayerProperty)
 			it->player->cheats &= ~mask;
 			if (arg2 == PROP_FLY)
 			{
+				it->flags7 &= ~MF7_FLYCHEAT;
 				it->flags2 &= ~MF2_FLY;
 				it->flags &= ~MF_NOGRAVITY;
 			}
--- a/src/p_map.cpp
+++ b/src/p_map.cpp
@ -755,12 +755,14 @@ bool PIT_CheckLine(line_t *ld, const FBoundingBox &box, FCheckPosition &tm)
 	if (!(tm.thing->flags & MF_DROPOFF) &&
 		!(tm.thing->flags & (MF_NOGRAVITY | MF_NOCLIP)))
 	{
-		secplane_t frontplane = ld->frontsector->floorplane;
-		secplane_t backplane = ld->backsector->floorplane;
+		secplane_t frontplane, backplane;
 #ifdef _3DFLOORS
 		// Check 3D floors as well
 		frontplane = P_FindFloorPlane(ld->frontsector, tm.thing->x, tm.thing->y, tm.thing->floorz);
 		backplane = P_FindFloorPlane(ld->backsector, tm.thing->x, tm.thing->y, tm.thing->floorz);
+#else
+		frontplane = ld->frontsector->floorplane;
+		backplane = ld->backsector->floorplane;
 #endif
 		if (frontplane.c < STEEPSLOPE || backplane.c < STEEPSLOPE)
 		{
@ -2964,7 +2966,6 @@ bool FSlide::BounceWall(AActor *mo)
 	deltaangle = (2 * lineangle) - moveangle;
 	mo->angle = deltaangle;

-	lineangle >>= ANGLETOFINESHIFT;
 	deltaangle >>= ANGLETOFINESHIFT;

 	movelen = fixed_t(sqrt(double(mo->velx)*mo->velx + double(mo->vely)*mo->vely));
@ -3151,9 +3152,6 @@ bool aim_t::AimTraverse3DFloors(const divline_t &trace, intercept_t * in)
 		fixed_t trY = trace.y + FixedMul(trace.dy, in->frac);
 		fixed_t dist = FixedMul(attackrange, in->frac);

-
-		int dir = aimpitch < 0 ? 1 : aimpitch > 0 ? -1 : 0;
-
 		frontflag = P_PointOnLineSide(shootthing->x, shootthing->y, li);

 		// 3D floor check. This is not 100% accurate but normally sufficient when
--- a/src/p_mobj.cpp
+++ b/src/p_mobj.cpp
@ -2072,13 +2072,9 @@ fixed_t P_XYMovement (AActor *mo, fixed_t scrollx, fixed_t scrolly)
 						{
 							bool tg = (mo->target != NULL);
 							bool blockingtg = (BlockingMobj->target != NULL);
-							if (BlockingMobj->flags7 & MF7_AIMREFLECT && (tg || blockingtg))
+							if ((BlockingMobj->flags7 & MF7_AIMREFLECT) && (tg | blockingtg))
 							{
-								AActor *origin;
-								if (tg)
-									origin = mo->target;
-								else if (blockingtg)
-									origin = BlockingMobj->target;
+								AActor *origin = tg ? mo->target : BlockingMobj->target;

 								float speed = (float)(mo->Speed);
 								//dest->x - source->x
@ -2090,7 +2086,7 @@ fixed_t P_XYMovement (AActor *mo, fixed_t scrollx, fixed_t scrolly)
 							}
 							else
 							{
-								if (BlockingMobj->flags7 & MF7_MIRRORREFLECT && (tg || blockingtg))
+								if ((BlockingMobj->flags7 & MF7_MIRRORREFLECT) && (tg | blockingtg))
 								{
 									mo->angle += ANGLE_180;
 									mo->velx = -mo->velx / 2;
@ -2413,6 +2409,16 @@ void P_ZMovement (AActor *mo, fixed_t oldfloorz)
 		}
 	}

+	// Hexen compatibility handling for floatbobbing. Ugh...
+	// Hexen yanked all items to the floor, except those being spawned at map start in the air.
+	// Those were kept at their original height.
+	// Do this only if the item was actually spawned by the map above ground to avoid problems.
+	if (mo->special1 > 0 && (mo->flags2 & MF2_FLOATBOB) && (ib_compatflags & BCOMPATF_FLOATBOB))
+	{
+		mo->z = mo->floorz + mo->special1;
+	}
+
+
 //
 // adjust height
 //
@ -2715,8 +2721,6 @@ void P_NightmareRespawn (AActor *mobj)
 		z = ONCEILINGZ;
 	else if (info->flags2 & MF2_SPAWNFLOAT)
 		z = FLOATRANDZ;
-	else if (info->flags2 & MF2_FLOATBOB)
-		z = mobj->SpawnPoint[2];
 	else
 		z = ONFLOORZ;

@ -3604,11 +3608,13 @@ void AActor::Tick ()
 			velz <= 0 &&
 			floorz == z)
 		{
-			secplane_t floorplane = floorsector->floorplane;
+			secplane_t floorplane;

 #ifdef _3DFLOORS
 			// Check 3D floors as well
 			floorplane = P_FindFloorPlane(floorsector, x, y, floorz);
+#else
+			floorplane = floorsector->floorplane;
 #endif

 			if (floorplane.c < STEEPSLOPE &&
@ -4587,7 +4593,7 @@ APlayerPawn *P_SpawnPlayer (FPlayerStart *mthing, int playernum, int flags)
 	p->mo->ResetAirSupply(false);
 	p->Uncrouch();
 	p->MinPitch = p->MaxPitch = 0;	// will be filled in by PostBeginPlay()/netcode
-	p->cheats &= ~CF_FLY;
+

 	p->velx = p->vely = 0;		// killough 10/98: initialize bobbing to 0.

@ -4981,7 +4987,13 @@ AActor *P_SpawnMapThing (FMapThing *mthing, int position)
 	mobj = AActor::StaticSpawn (i, x, y, z, NO_REPLACE, true);

 	if (z == ONFLOORZ)
+	{
 		mobj->z += mthing->z;
+		if ((mobj->flags2 & MF2_FLOATBOB) && (ib_compatflags & BCOMPATF_FLOATBOB))
+		{
+			mobj->special1 = mthing->z;
+		}
+	}
 	else if (z == ONCEILINGZ)
 		mobj->z -= mthing->z;

@ -4994,7 +5006,11 @@ AActor *P_SpawnMapThing (FMapThing *mthing, int position)
 	else if (mthing->gravity > 0) mobj->gravity = FixedMul(mobj->gravity, mthing->gravity);
 	else mobj->flags &= ~MF_NOGRAVITY;

-	P_FindFloorCeiling(mobj, FFCF_SAMESECTOR | FFCF_ONLY3DFLOORS | FFCF_3DRESTRICT);
+	// For Hexen floatbob 'compatibility' we do not really want to alter the floorz.
+	if (mobj->special1 == 0 || !(mobj->flags2 & MF2_FLOATBOB) || !(ib_compatflags & BCOMPATF_FLOATBOB))
+	{
+		P_FindFloorCeiling(mobj, FFCF_SAMESECTOR | FFCF_ONLY3DFLOORS | FFCF_3DRESTRICT);
+	}

 	if (!(mobj->flags2 & MF2_ARGSDEFINED))
 	{
@ -5743,18 +5759,31 @@ static fixed_t GetDefaultSpeed(PClassActor *type)

 AActor *P_SpawnMissile (AActor *source, AActor *dest, PClassActor *type, AActor *owner)
 {
+	if (source == NULL)
+	{
+		return NULL;
+	}
 	return P_SpawnMissileXYZ (source->x, source->y, source->z + 32*FRACUNIT + source->GetBobOffset(),
 		source, dest, type, true, owner);
 }

 AActor *P_SpawnMissileZ (AActor *source, fixed_t z, AActor *dest, PClassActor *type)
 {
+	if (source == NULL)
+	{
+		return NULL;
+	}
 	return P_SpawnMissileXYZ (source->x, source->y, z, source, dest, type);
 }

 AActor *P_SpawnMissileXYZ (fixed_t x, fixed_t y, fixed_t z,
 	AActor *source, AActor *dest, PClassActor *type, bool checkspawn, AActor *owner)
 {
+	if (source == NULL)
+	{
+		return NULL;
+	}
+
 	if (dest == NULL)
 	{
 		Printf ("P_SpawnMissilyXYZ: Tried to shoot %s from %s with no dest\n",
@ -5824,6 +5853,10 @@ AActor *P_SpawnMissileXYZ (fixed_t x, fixed_t y, fixed_t z,

 AActor *P_OldSpawnMissile(AActor *source, AActor *owner, AActor *dest, PClassActor *type)
 {
+	if (source == NULL)
+	{
+		return NULL;
+	}
 	angle_t an;
 	fixed_t dist;
 	AActor *th = Spawn (type, source->x, source->y, source->z + 4*8*FRACUNIT, ALLOW_REPLACE);
@ -5865,6 +5898,10 @@ AActor *P_OldSpawnMissile(AActor *source, AActor *owner, AActor *dest, PClassAct
 AActor *P_SpawnMissileAngle (AActor *source, PClassActor *type,
 	angle_t angle, fixed_t velz)
 {
+	if (source == NULL)
+	{
+		return NULL;
+	}
 	return P_SpawnMissileAngleZSpeed (source, source->z + 32*FRACUNIT + source->GetBobOffset(),
 		type, angle, velz, GetDefaultSpeed (type));
 }
@ -5878,6 +5915,10 @@ AActor *P_SpawnMissileAngleZ (AActor *source, fixed_t z,

 AActor *P_SpawnMissileZAimed (AActor *source, fixed_t z, AActor *dest, PClassActor *type)
 {
+	if (source == NULL)
+	{
+		return NULL;
+	}
 	angle_t an;
 	fixed_t dist;
 	fixed_t speed;
@ -5908,6 +5949,10 @@ AActor *P_SpawnMissileZAimed (AActor *source, fixed_t z, AActor *dest, PClassAct
 AActor *P_SpawnMissileAngleSpeed (AActor *source, PClassActor *type,
 	angle_t angle, fixed_t velz, fixed_t speed)
 {
+	if (source == NULL)
+	{
+		return NULL;
+	}
 	return P_SpawnMissileAngleZSpeed (source, source->z + 32*FRACUNIT + source->GetBobOffset(),
 		type, angle, velz, speed);
 }
@ -5915,9 +5960,13 @@ AActor *P_SpawnMissileAngleSpeed (AActor *source, PClassActor *type,
 AActor *P_SpawnMissileAngleZSpeed (AActor *source, fixed_t z,
 	PClassActor *type, angle_t angle, fixed_t velz, fixed_t speed, AActor *owner, bool checkspawn)
 {
+	if (source == NULL)
+	{
+		return NULL;
+	}
 	AActor *mo;

-	if (z != ONFLOORZ && z != ONCEILINGZ && source != NULL) 
+	if (z != ONFLOORZ && z != ONCEILINGZ) 
 	{
 		z -= source->floorclip;
 	}
@ -5952,6 +6001,10 @@ AActor *P_SpawnMissileAngleZSpeed (AActor *source, fixed_t z,

 AActor *P_SpawnPlayerMissile (AActor *source, PClassActor *type)
 {
+	if (source == NULL)
+	{
+		return NULL;
+	}
 	return P_SpawnPlayerMissile (source, 0, 0, 0, type, source->angle);
 }

--- a/src/p_setup.cpp
+++ b/src/p_setup.cpp
@ -1362,7 +1362,7 @@ void P_LoadSegs (MapData * map)
 			}
 		}
 	}
-	catch (badseg bad)
+	catch (const badseg &bad) // the preferred way is to catch by (const) reference.
 	{
 		switch (bad.badtype)
 		{
@ -1467,7 +1467,6 @@ void P_LoadSubsectors (MapData * map)

 void P_LoadSectors (MapData *map, FMissingTextureTracker &missingtex)
 {
-	char				fname[9];
 	int 				i;
 	char				*msp;
 	mapsector_t			*ms;
@ -1486,7 +1485,6 @@ void P_LoadSectors (MapData *map, FMissingTextureTracker &missingtex)
 		defSeqType = -1;

 	fogMap = normMap = NULL;
-	fname[8] = 0;

 	msp = new char[lumplen];
 	map->Read(ML_SECTORS, msp);
@ -3041,15 +3039,12 @@ void P_LoadBlockMap (MapData * map)
 	blockmap = blockmaplump+4;
 }

-
-
 //
 // P_GroupLines
 // Builds sector line lists and subsector sector numbers.
 // Finds block bounding boxes for sectors.
 // [RH] Handles extra lights
 //
-struct linf { short tag; WORD count; };
 line_t**				linebuffer;

 static void P_GroupLines (bool buildmap)
@ -3059,7 +3054,6 @@ static void P_GroupLines (bool buildmap)
 	int 				i;
 	int 				j;
 	int 				total;
-	int					totallights;
 	line_t* 			li;
 	sector_t*			sector;
 	FBoundingBox		bbox;
@ -3092,7 +3086,6 @@ static void P_GroupLines (bool buildmap)
 	// count number of lines in each sector
 	times[1].Clock();
 	total = 0;
-	totallights = 0;
 	for (i = 0, li = lines; i < numlines; i++, li++)
 	{
 		if (li->frontsector == NULL)
--- a/src/p_slopes.cpp
+++ b/src/p_slopes.cpp
@ -529,11 +529,9 @@ static void P_AlignPlane (sector_t *sec, line_t *line, int which)

 	FVector3 p, v1, v2, cross;

-	const secplane_t *refplane;
 	secplane_t *srcplane;
 	fixed_t srcheight, destheight;

-	refplane = (which == 0) ? &refsec->floorplane : &refsec->ceilingplane;
 	srcplane = (which == 0) ? &sec->floorplane : &sec->ceilingplane;
 	srcheight = (which == 0) ? sec->GetPlaneTexZ(sector_t::floor) : sec->GetPlaneTexZ(sector_t::ceiling);
 	destheight = (which == 0) ? refsec->GetPlaneTexZ(sector_t::floor) : refsec->GetPlaneTexZ(sector_t::ceiling);
--- a/src/p_spec.h
+++ b/src/p_spec.h
@ -929,6 +929,7 @@ void P_DoDeferedScripts (void);
 //
 // [RH] p_quake.c
 //
-bool P_StartQuake (AActor *activator, int tid, int intensity, int duration, int damrad, int tremrad, FSoundID quakesfx);
+bool P_StartQuakeXYZ(AActor *activator, int tid, int intensityX, int intensityY, int intensityZ, int duration, int damrad, int tremrad, FSoundID quakesfx, int flags);
+bool P_StartQuake(AActor *activator, int tid, int intensity, int duration, int damrad, int tremrad, FSoundID quakesfx);

 #endif
--- a/src/p_teleport.cpp
+++ b/src/p_teleport.cpp
@ -187,8 +187,7 @@ bool P_Teleport (AActor *thing, fixed_t x, fixed_t y, fixed_t z, angle_t angle,
 	// Spawn teleport fog at source and destination
 	if (sourceFog && !predicting)
 	{
-		fixed_t fogDelta = thing->flags & MF_MISSILE ? 0 : TELEFOGHEIGHT;
-		P_SpawnTeleportFog(thing, oldx, oldy, oldz, true, true); //Passes the actor through which then pulls the TeleFog metadate types based on properties.
+		P_SpawnTeleportFog(thing, oldx, oldy, oldz, true, true); //Passes the actor through which then pulls the TeleFog metadata types based on properties.
 	}
 	if (useFog)
 	{
--- a/src/p_usdf.cpp
+++ b/src/p_usdf.cpp
@ -131,7 +131,6 @@ class USDFParser : public UDMFParserBase
 		while (!sc.CheckToken('}'))
 		{
 			bool block = false;
-			int costs = 0;
 			FName key = ParseKey(true, &block);
 			if (!block)
 			{
--- a/src/p_user.cpp
+++ b/src/p_user.cpp
@ -1095,7 +1095,7 @@ void APlayerPawn::FilterCoopRespawnInventory (APlayerPawn *oldplayer)
 			else if ((dmflags & DF_COOP_LOSE_ARMOR) &&
 				item->IsKindOf(RUNTIME_CLASS(AArmor)))
 			{
-				if (defitem != NULL)
+				if (defitem == NULL)
 				{
 					item->Destroy();
 				}
--- a/src/po_man.cpp
+++ b/src/po_man.cpp
@ -679,10 +679,6 @@ void DPolyDoor::Tick ()
 		if (m_Dist <= 0 || poly->RotatePolyobj (m_Speed))
 		{
 			absSpeed = abs (m_Speed);
-			if (m_Dist == -1)
-			{ // perpetual polyobj
-				return;
-			}
 			m_Dist -= absSpeed;
 			if (m_Dist <= 0)
 			{
--- a/src/r_plane.cpp
+++ b/src/r_plane.cpp
@ -438,7 +438,6 @@ void R_MapTiltedPlane (int y, int x1)
 		}
 		startu = endu;
 		startv = endv;
-		startz = endz;
 		width -= SPANSIZE;
 	}
 	if (width > 0)
--- a/src/r_utility.cpp
+++ b/src/r_utility.cpp
@ -764,6 +764,52 @@ bool R_GetViewInterpolationStatus()
 	return NoInterpolateView;
 }

+//==========================================================================
+//
+// QuakePower
+//
+//==========================================================================
+
+static fixed_t QuakePower(double factor, int intensity, quakeInfo quake)
+{
+	double scaleDownStart = quake.scaleDownStart;
+	double scaleDown = quake.scaleDown;
+	if (intensity == 0)
+	{
+		return 0;
+	}
+	else
+	{
+		double ss = (double)((pr_torchflicker() % (intensity << 2)) - (intensity << 1));
+		double mtp = (quake.fullIntensity) ? 2.0 : 1.0;
+		if (quake.isScalingDown || quake.isScalingUp)
+		{
+			fixed_t result;
+			if (scaleDownStart == 0)	scaleDownStart = 1;
+
+			if (quake.isScalingDown && quake.isScalingUp)
+			{
+				if (quake.preferMaximum)
+					result = FLOAT2FIXED((factor * ss) * MAX(((scaleDown*mtp) / scaleDownStart), ((scaleDownStart - scaleDown)*mtp) / scaleDownStart));
+				else
+					result = FLOAT2FIXED((factor * ss) * MIN(((scaleDown*mtp) / scaleDownStart), ((scaleDownStart - scaleDown)*mtp) / scaleDownStart));
+			}
+			else if (quake.isScalingDown)
+				result = FLOAT2FIXED((factor * ss) * (scaleDown / scaleDownStart));
+			else if (quake.isScalingUp)
+				result = FLOAT2FIXED((factor * ss) * ((scaleDownStart - scaleDown) / scaleDownStart));
+			else
+				result = FLOAT2FIXED(factor * ss);
+
+			return result;
+		}
+		else
+		{
+			return FLOAT2FIXED(factor * ss);
+		}
+	}
+	
+}

 //==========================================================================
 //
@ -875,13 +921,39 @@ void R_SetupFrame (AActor *actor)

 	if (!paused)
 	{
-		int intensity = DEarthquake::StaticGetQuakeIntensity (camera);
-		if (intensity != 0)
+		quakeInfo quake;
+		if (DEarthquake::StaticGetQuakeIntensities(camera, quake) > 0)
 		{
-			fixed_t quakefactor = FLOAT2FIXED(r_quakeintensity);
+			double quakefactor = r_quakeintensity;

-			viewx += quakefactor * ((pr_torchflicker() % (intensity<<2)) - (intensity<<1));
-			viewy += quakefactor * ((pr_torchflicker() % (intensity<<2)) - (intensity<<1));
+			if (quake.relIntensityX != 0)
+			{
+				int ang = (camera->angle) >> ANGLETOFINESHIFT;
+				fixed_t power = QuakePower(quakefactor, quake.relIntensityX, quake);
+				viewx += FixedMul(finecosine[ang], power);
+				viewy += FixedMul(finesine[ang], power);
+			}
+			if (quake.relIntensityY != 0)
+			{
+				int ang = (camera->angle + ANG90) >> ANGLETOFINESHIFT;
+				fixed_t power = QuakePower(quakefactor, quake.relIntensityY, quake);
+				viewx += FixedMul(finecosine[ang], power);
+				viewy += FixedMul(finesine[ang], power);
+			}
+			if (quake.intensityX != 0)
+			{
+				viewx += QuakePower(quakefactor, quake.intensityX, quake);
+			}
+			if (quake.intensityY != 0)
+			{
+				viewy += QuakePower(quakefactor, quake.intensityY, quake);
+			}
+			// FIXME: Relative Z is not relative
+			quake.intensityZ = MAX(quake.intensityZ, quake.relIntensityZ);
+			if (quake.intensityZ != 0)
+			{
+				viewz += QuakePower(quakefactor, quake.intensityZ, quake);
+			}
 		}
 	}

--- a/src/s_sound.cpp
+++ b/src/s_sound.cpp
@ -2993,3 +2993,23 @@ CCMD (cachesound)
 		}
 	}
 }
+
+
+CCMD(listsoundchannels)
+{	
+	FSoundChan *chan;
+	int count = 0;
+	for (chan = Channels; chan != NULL; chan = chan->NextChan)
+	{
+		if (!(chan->ChanFlags & CHAN_EVICTED))
+		{
+			FVector3 chanorigin;
+
+			CalcPosVel(chan, &chanorigin, NULL);
+
+			Printf("%s at (%1.5f, %1.5f, %1.5f)\n", (const char*)chan->SoundID, chanorigin.X, chanorigin.Y, chanorigin.Z);
+			count++;
+		}
+	}
+	Printf("%d sounds playing\n", count);
+}
--- a/src/textures/textures.h
+++ b/src/textures/textures.h
@ -233,6 +233,7 @@ public:

 	int GetScaledWidth () { int foo = (Width << 17) / xScale; return (foo >> 1) + (foo & 1); }
 	int GetScaledHeight () { int foo = (Height << 17) / yScale; return (foo >> 1) + (foo & 1); }
+	int GetScaledHeight(fixed_t scale) { int foo = (Height << 17) / scale; return (foo >> 1) + (foo & 1); }
 	double GetScaledWidthDouble () { return (Width * 65536.) / xScale; }
 	double GetScaledHeightDouble () { return (Height * 65536.) / yScale; }

--- a/src/thingdef/thingdef_codeptr.cpp
+++ b/src/thingdef/thingdef_codeptr.cpp
@ -2090,30 +2090,32 @@ DEFINE_ACTION_FUNCTION_PARAMS(AActor, A_TakeFromSiblings)

 enum SIX_Flags
 {
-	SIXF_TRANSFERTRANSLATION	= 1 << 0,
-	SIXF_ABSOLUTEPOSITION		= 1 << 1,
-	SIXF_ABSOLUTEANGLE			= 1 << 2,
-	SIXF_ABSOLUTEVELOCITY		= 1 << 3,
-	SIXF_SETMASTER				= 1 << 4,
-	SIXF_NOCHECKPOSITION		= 1 << 5,
-	SIXF_TELEFRAG				= 1 << 6,
-	SIXF_CLIENTSIDE				= 1 << 7,	// only used by Skulldronum
-	SIXF_TRANSFERAMBUSHFLAG		= 1 << 8,
-	SIXF_TRANSFERPITCH			= 1 << 9,
-	SIXF_TRANSFERPOINTERS		= 1 << 10,
-	SIXF_USEBLOODCOLOR			= 1 << 11,
-	SIXF_CLEARCALLERTID			= 1 << 12,
-	SIXF_MULTIPLYSPEED			= 1 << 13,
-	SIXF_TRANSFERSCALE			= 1 << 14,
-	SIXF_TRANSFERSPECIAL		= 1 << 15,
-	SIXF_CLEARCALLERSPECIAL		= 1 << 16,
-	SIXF_TRANSFERSTENCILCOL		= 1 << 17,
-	SIXF_TRANSFERALPHA			= 1 << 18,
-	SIXF_TRANSFERRENDERSTYLE	= 1 << 19,
-	SIXF_SETTARGET				= 1 << 20,
-	SIXF_SETTRACER				= 1 << 21,
-	SIXF_NOPOINTERS				= 1 << 22,
-	SIXF_ORIGINATOR				= 1 << 23,
+	SIXF_TRANSFERTRANSLATION	= 0x00000001,
+	SIXF_ABSOLUTEPOSITION		= 0x00000002,
+	SIXF_ABSOLUTEANGLE			= 0x00000004,
+	SIXF_ABSOLUTEVELOCITY		= 0x00000008,
+	SIXF_SETMASTER				= 0x00000010,
+	SIXF_NOCHECKPOSITION		= 0x00000020,
+	SIXF_TELEFRAG				= 0x00000040,
+	SIXF_CLIENTSIDE				= 0x00000080,	// only used by Skulldronum
+	SIXF_TRANSFERAMBUSHFLAG		= 0x00000100,
+	SIXF_TRANSFERPITCH			= 0x00000200,
+	SIXF_TRANSFERPOINTERS		= 0x00000400,
+	SIXF_USEBLOODCOLOR			= 0x00000800,
+	SIXF_CLEARCALLERTID			= 0x00001000,
+	SIXF_MULTIPLYSPEED			= 0x00002000,
+	SIXF_TRANSFERSCALE			= 0x00004000,
+	SIXF_TRANSFERSPECIAL		= 0x00008000,
+	SIXF_CLEARCALLERSPECIAL		= 0x00010000,
+	SIXF_TRANSFERSTENCILCOL		= 0x00020000,
+	SIXF_TRANSFERALPHA			= 0x00040000,
+	SIXF_TRANSFERRENDERSTYLE	= 0x00080000,
+	SIXF_SETTARGET				= 0x00100000,
+	SIXF_SETTRACER				= 0x00200000,
+	SIXF_NOPOINTERS				= 0x00400000,
+	SIXF_ORIGINATOR				= 0x00800000,
+	SIXF_TRANSFERSPRITEFRAME	= 0x01000000,
+	SIXF_TRANSFERROLL			= 0x02000000,
 };

 static bool InitSpawnedItem(AActor *self, AActor *mo, int flags)
@ -2259,6 +2261,17 @@ static bool InitSpawnedItem(AActor *self, AActor *mo, int flags)
 	{
 		mo->RenderStyle = self->RenderStyle;
 	}
+	
+	if (flags & SIXF_TRANSFERSPRITEFRAME)
+	{
+		mo->sprite = self->sprite;
+		mo->frame = self->frame;
+	}
+
+	if (flags & SIXF_TRANSFERROLL)
+	{
+		mo->roll = self->roll;
+	}

 	return true;
 }
@ -4745,6 +4758,29 @@ DEFINE_ACTION_FUNCTION_PARAMS(AActor, A_Quake)
 	return 0;
 }

+//===========================================================================
+//
+// A_QuakeEx
+//
+// Extended version of A_Quake. Takes individual axis into account and can
+// take a flag.
+//===========================================================================
+
+DEFINE_ACTION_FUNCTION_PARAMS(AActor, A_QuakeEx)
+{
+	PARAM_ACTION_PROLOGUE;
+	PARAM_INT(intensityX);
+	PARAM_INT(intensityY);
+	PARAM_INT(intensityZ);
+	PARAM_INT(duration);
+	PARAM_INT(damrad);
+	PARAM_INT(tremrad);
+	PARAM_SOUND_OPT	(sound)	{ sound = "world/quake"; }
+	PARAM_INT_OPT(flags) { flags = 0; }
+	P_StartQuakeXYZ(self, 0, intensityX, intensityY, intensityZ, duration, damrad, tremrad, sound, flags);
+	return 0;
+}
+
 //===========================================================================
 //
 // A_Weave
--- a/src/thingdef/thingdef_exp.h
+++ b/src/thingdef/thingdef_exp.h
@ -191,6 +191,7 @@ class FxExpression
 {
 protected:
 	FxExpression(const FScriptPosition &pos)
+	: ScriptPosition(pos)
 	{
 		isresolved = false;
 		ScriptPosition = pos;
--- a/src/thingdef/thingdef_expression.cpp
+++ b/src/thingdef/thingdef_expression.cpp
@ -1918,6 +1918,7 @@ FxExpression *FxAbs::Resolve(FCompileContext &ctx)

 		case VAL_Float:
 			value.Float = fabs(value.Float);
+			break;

 		default:
 			// shouldn't happen
--- a/src/version.h
+++ b/src/version.h
@ -76,7 +76,7 @@ const char *GetVersionString();

 // Use 4500 as the base git save version, since it's higher than the
 // SVN revision ever got.
-#define SAVEVER 4518
+#define SAVEVER 4520

 #define SAVEVERSTRINGIFY2(x) #x
 #define SAVEVERSTRINGIFY(x) SAVEVERSTRINGIFY2(x)
--- a/wadsrc/static/actors/actor.txt
+++ b/wadsrc/static/actors/actor.txt
@ -267,6 +267,7 @@ ACTOR Actor native //: Thinker
 	action native A_SetUserArray(name varname, int index, int value);
 	action native A_SetSpecial(int spec, int arg0 = 0, int arg1 = 0, int arg2 = 0, int arg3 = 0, int arg4 = 0);
 	action native A_Quake(int intensity, int duration, int damrad, int tremrad, sound sfx = "world/quake");
+	action native A_QuakeEx(int intensityX, int intensityY, int intensityZ, int duration, int damrad, int tremrad, sound sfx = "world/quake", int flags = 0);
 	action native A_SetTics(int tics);
 	action native A_SetDamageType(name damagetype);
 	action native A_DropItem(class<Actor> item, int dropamount = -1, int chance = 256);
--- a/wadsrc/static/actors/constants.txt
+++ b/wadsrc/static/actors/constants.txt
@ -72,6 +72,8 @@ const int SXF_SETTARGET =				1 << 20;
 const int SXF_SETTRACER =				1 << 21;
 const int SXF_NOPOINTERS =				1 << 22;
 const int SXF_ORIGINATOR =				1 << 23;
+const int SXF_TRANSFERSPRITEFRAME	=	1 << 24;
+const int SXF_TRANSFERROLL =			1 << 25;

 // Flags for A_Chase
 const int CHF_FASTCHASE = 1;
@ -456,3 +458,13 @@ enum
 	FAF_NODISTFACTOR = 8,
 };

+// Flags for A_QuakeEx
+enum
+{
+	QF_RELATIVE =		1,
+	QF_SCALEDOWN =		1 << 1,
+	QF_SCALEUP =		1 << 2,
+	QF_MAX =			1 << 3,
+	QF_FULLINTENSITY =	1 << 4,
+};
+
--- a/wadsrc/static/actors/heretic/hereticammo.txt
+++ b/wadsrc/static/actors/heretic/hereticammo.txt
@ -221,7 +221,6 @@ ACTOR BagOfHolding : BackpackItem 8
 	Inventory.PickupMessage "$TXT_ITEMBAGOFHOLDING"
 	+COUNTITEM
 	+FLOATBOB
-	+NOGRAVITY
 	States
 	{
 	Spawn:
--- a/wadsrc/static/actors/heretic/hereticarmor.txt
+++ b/wadsrc/static/actors/heretic/hereticarmor.txt
@ -6,7 +6,6 @@ Actor SilverShield : BasicArmorPickup 85
 	Game Heretic
 	SpawnID 68
 	+FLOATBOB
-	+NOGRAVITY
 	Inventory.Pickupmessage "$TXT_ITEMSHIELD1"
 	Inventory.Icon "SHLDA0"
 	Armor.Savepercent 50
@ -26,7 +25,6 @@ Actor EnchantedShield : BasicArmorPickup 31
 	Game Heretic
 	SpawnID 69
 	+FLOATBOB
-	+NOGRAVITY
 	Inventory.Pickupmessage "$TXT_ITEMSHIELD2"
 	Inventory.Icon "SHD2A0"
 	Armor.Savepercent 75
--- a/wadsrc/static/actors/heretic/hereticartifacts.txt
+++ b/wadsrc/static/actors/heretic/hereticartifacts.txt
@ -7,7 +7,6 @@ ACTOR SuperMap : MapRevealer 35
 	+COUNTITEM
 	+INVENTORY.ALWAYSPICKUP
 	+FLOATBOB
-	+NOGRAVITY
 	Inventory.MaxAmount 0
 	Inventory.PickupMessage "$TXT_ITEMSUPERMAP"
 	States
@ -27,7 +26,6 @@ ACTOR ArtiInvisibility : PowerupGiver 75
 	SpawnID 135
 	+COUNTITEM
 	+FLOATBOB
-	+NOGRAVITY
 	+INVENTORY.PICKUPFLASH
 	RenderStyle Translucent
 	Alpha 0.4
@ -53,7 +51,6 @@ ACTOR ArtiTomeOfPower : PowerupGiver 86 native
 	SpawnID 134
 	+COUNTITEM
 	+FLOATBOB
-	+NOGRAVITY
 	+INVENTORY.PICKUPFLASH
 	Inventory.Icon "ARTIPWBK"
 	Powerup.Type Weaponlevel2
@ -97,7 +94,6 @@ ACTOR ArtiTimeBomb : Inventory 34 native
 	SpawnID 72
 	+COUNTITEM
 	+FLOATBOB
-	+NOGRAVITY
 	+INVENTORY.PICKUPFLASH
 	+INVENTORY.INVBAR
 	+INVENTORY.FANCYPICKUPSOUND
--- a/wadsrc/static/actors/hexen/blastradius.txt
+++ b/wadsrc/static/actors/hexen/blastradius.txt
@ -4,7 +4,6 @@ ACTOR ArtiBlastRadius : CustomInventory 10110
 	Game Hexen
 	SpawnID 74
 	+FLOATBOB
-	+NOGRAVITY
 	Inventory.DefMaxAmount
 	Inventory.PickupFlash "PickupFlash"
 	+INVBAR +FANCYPICKUPSOUND
--- a/wadsrc/static/actors/hexen/boostarmor.txt
+++ b/wadsrc/static/actors/hexen/boostarmor.txt
@ -7,7 +7,6 @@ ACTOR ArtiBoostArmor : Inventory 8041 native
 	SpawnID 22
 	+COUNTITEM
 	+FLOATBOB
-	+NOGRAVITY
 	Inventory.DefMaxAmount
 	Inventory.PickupFlash "PickupFlash"
 	+INVBAR +FANCYPICKUPSOUND
--- a/wadsrc/static/actors/hexen/clericholy.txt
+++ b/wadsrc/static/actors/hexen/clericholy.txt
@ -8,7 +8,6 @@ ACTOR ClericWeaponPiece : WeaponPiece
 	Inventory.ForbiddenTo FighterPlayer, MagePlayer
 	WeaponPiece.Weapon CWeapWraithverge
 	+FLOATBOB
-	+NOGRAVITY
 }

 // Cleric Weapon Piece 1 ----------------------------------------------------
--- a/wadsrc/static/actors/hexen/fighterquietus.txt
+++ b/wadsrc/static/actors/hexen/fighterquietus.txt
@ -8,7 +8,6 @@ ACTOR FighterWeaponPiece : WeaponPiece
 	Inventory.ForbiddenTo ClericPlayer, MagePlayer
 	WeaponPiece.Weapon FWeapQuietus
 	+FLOATBOB
-	+NOGRAVITY
 }

 // Fighter Weapon Piece 1 ---------------------------------------------------
--- a/wadsrc/static/actors/hexen/flechette.txt
+++ b/wadsrc/static/actors/hexen/flechette.txt
@ -99,7 +99,6 @@ ACTOR ArtiPoisonBag : Inventory 8000 native
 	Game Hexen
 	SpawnID 72
 	+FLOATBOB
-	+NOGRAVITY
 	Inventory.DefMaxAmount
 	Inventory.PickupFlash "PickupFlash"
 	+INVBAR +FANCYPICKUPSOUND
--- a/wadsrc/static/actors/hexen/healingradius.txt
+++ b/wadsrc/static/actors/hexen/healingradius.txt
@ -6,7 +6,6 @@ ACTOR ArtiHealingRadius : Inventory 10120 native
 	Game Hexen
 	+COUNTITEM
 	+FLOATBOB
-	+NOGRAVITY
 	Inventory.DefMaxAmount
 	+INVENTORY.INVBAR 
 	+INVENTORY.PICKUPFLASH
--- a/wadsrc/static/actors/hexen/magestaff.txt
+++ b/wadsrc/static/actors/hexen/magestaff.txt
@ -8,7 +8,6 @@ ACTOR MageWeaponPiece : WeaponPiece
 	Inventory.ForbiddenTo FighterPlayer, ClericPlayer
 	WeaponPiece.Weapon MWeapBloodscourge
 	+FLOATBOB
-	+NOGRAVITY
 }

 // Mage Weapon Piece 1 ------------------------------------------------------
--- a/wadsrc/static/actors/hexen/mana.txt
+++ b/wadsrc/static/actors/hexen/mana.txt
@ -11,7 +11,6 @@ ACTOR Mana1 : Ammo 122
 	Radius 8
 	Height 8
 	+FLOATBOB
-	+NOGRAVITY
 	Inventory.Icon "MAN1I0"
 	Inventory.PickupMessage "$TXT_MANA_1"
 	States
@ -35,7 +34,6 @@ ACTOR Mana2 : Ammo 124
 	Radius 8
 	Height 8
 	+FLOATBOB
-	+NOGRAVITY
 	Inventory.Icon "MAN2G0"
 	Inventory.PickupMessage "$TXT_MANA_2"
 	States
@ -55,7 +53,6 @@ ACTOR Mana3 : CustomInventory 8004
 	Radius 8
 	Height 8
 	+FLOATBOB
-	+NOGRAVITY
 	Inventory.PickupMessage "$TXT_MANA_BOTH"
 	States
 	{
--- a/wadsrc/static/actors/hexen/speedboots.txt
+++ b/wadsrc/static/actors/hexen/speedboots.txt
@ -5,7 +5,6 @@ ACTOR ArtiSpeedBoots : PowerupGiver 8002
 	Game Hexen
 	SpawnID 13
 	+FLOATBOB
-	+NOGRAVITY
 	+COUNTITEM
 	+INVENTORY.PICKUPFLASH
 	Inventory.Icon ARTISPED
--- a/wadsrc/static/actors/hexen/summon.txt
+++ b/wadsrc/static/actors/hexen/summon.txt
@ -7,7 +7,6 @@ ACTOR ArtiDarkServant : Inventory 86 native
 	SpawnID 16
 	+COUNTITEM
 	+FLOATBOB
-	+NOGRAVITY
 	Inventory.RespawnTics 4230
 	Inventory.DefMaxAmount
 	Inventory.PickupFlash "PickupFlash"
--- a/wadsrc/static/actors/hexen/teleportother.txt
+++ b/wadsrc/static/actors/hexen/teleportother.txt
@ -7,7 +7,6 @@ ACTOR ArtiTeleportOther : Inventory 10040 native
 	SpawnID 17
 	+COUNTITEM
 	+FLOATBOB
-	+NOGRAVITY
 	+INVENTORY.INVBAR
 	+INVENTORY.PICKUPFLASH
 	+INVENTORY.FANCYPICKUPSOUND
--- a/wadsrc/static/actors/raven/artiegg.txt
+++ b/wadsrc/static/actors/raven/artiegg.txt
@ -31,7 +31,6 @@ ACTOR ArtiEgg : CustomInventory 30
 	SpawnID 14
 	+COUNTITEM
 	+FLOATBOB
-	+NOGRAVITY
 	+INVENTORY.INVBAR
 	+INVENTORY.PICKUPFLASH
 	+INVENTORY.FANCYPICKUPSOUND
@ -86,7 +85,6 @@ ACTOR ArtiPork : CustomInventory 30
 	SpawnID 14
 	+COUNTITEM
 	+FLOATBOB
-	+NOGRAVITY
 	+INVENTORY.INVBAR
 	+INVENTORY.PICKUPFLASH
 	+INVENTORY.FANCYPICKUPSOUND
--- a/wadsrc/static/actors/raven/artitele.txt
+++ b/wadsrc/static/actors/raven/artitele.txt
@ -7,7 +7,6 @@ ACTOR ArtiTeleport : Inventory 36 native
 	SpawnID 18
 	+COUNTITEM
 	+FLOATBOB
-	+NOGRAVITY
 	+INVENTORY.INVBAR
 	+INVENTORY.PICKUPFLASH
 	+INVENTORY.FANCYPICKUPSOUND
--- a/wadsrc/static/actors/raven/ravenartifacts.txt
+++ b/wadsrc/static/actors/raven/ravenartifacts.txt
@ -8,7 +8,6 @@ ACTOR ArtiHealth : HealthPickup 82
 	Health 25
 	+COUNTITEM
 	+FLOATBOB
-	+NOGRAVITY
 	+INVENTORY.PICKUPFLASH
 	+INVENTORY.FANCYPICKUPSOUND
 	Inventory.Icon ARTIPTN2
@ -33,7 +32,6 @@ ACTOR ArtiSuperHealth : HealthPickup 32
 	Health 100
 	+COUNTITEM
 	+FLOATBOB
-	+NOGRAVITY
 	+INVENTORY.PICKUPFLASH
 	+INVENTORY.FANCYPICKUPSOUND
 	Inventory.Icon ARTISPHL
@ -57,7 +55,6 @@ ACTOR ArtiFly : PowerupGiver 83
 	SpawnID 15
 	+COUNTITEM
 	+FLOATBOB
-	+NOGRAVITY
 	+INVENTORY.PICKUPFLASH
 	+INVENTORY.INTERHUBSTRIP
 	Inventory.RespawnTics 4230
@ -81,7 +78,6 @@ ACTOR ArtiInvulnerability : PowerupGiver 84
 	SpawnID 133
 	+COUNTITEM
 	+FLOATBOB
-	+NOGRAVITY
 	+INVENTORY.PICKUPFLASH
 	Inventory.RespawnTics 4230
 	Inventory.Icon ARTIINVU
@ -105,7 +101,6 @@ ACTOR ArtiInvulnerability2 : PowerupGiver 84
 	SpawnID 133
 	+COUNTITEM
 	+FLOATBOB
-	+NOGRAVITY
 	+INVENTORY.PICKUPFLASH
 	Inventory.RespawnTics 4230
 	Inventory.Icon ARTIDEFN
@ -128,7 +123,6 @@ ACTOR ArtiTorch : PowerupGiver 33
 	SpawnID 73
 	+COUNTITEM
 	+FLOATBOB
-	+NOGRAVITY
 	+INVENTORY.PICKUPFLASH
 	Inventory.Icon ARTITRCH
 	Inventory.PickupMessage "$TXT_ARTITORCH"
--- a/wadsrc/static/actors/raven/ravenhealth.txt
+++ b/wadsrc/static/actors/raven/ravenhealth.txt
@ -3,7 +3,6 @@ ACTOR CrystalVial : Health 81
 	Game Raven
 	SpawnID 23
 	+FLOATBOB
-	+NOGRAVITY
 	Inventory.Amount 10
 	Inventory.PickupMessage "$TXT_ITEMHEALTH"
 	States
--- a/wadsrc/static/compatibility.txt
+++ b/wadsrc/static/compatibility.txt
@ -198,14 +198,6 @@ E2B5D1400279335811C1C1C0B437D9C8 // Deathknights of the Dark Citadel, map54
 	clearlineflags 1069 0x200
 }

-CBDE77E3ACB4B166D53C1812E5C72F54 // Hexen IWAD map04
-{
-	setthingz 49 0
-	setthingz 50 0
-	setthingz 51 0
-	setthingz 52 0
-}
-
 3F249EDD62A3A08F53A6C53CB4C7ABE5 // Artica 3 map01
 {
 	clearlinespecial 66
--- a/wadsrc/static/menudef.txt
+++ b/wadsrc/static/menudef.txt
@ -795,6 +795,13 @@ OptionValue "AltHUDScale"
 	2, "Pixel double"
 }

+OptionValue "AltHUDAmmo"
+{
+	0, "Current weapon"
+	1, "Available weapons"
+	2, "All weapons"
+}
+
 OptionValue "AltHUDTime"
 {
 	0, "Off"
@ -828,6 +835,7 @@ OptionMenu "AltHUDOptions"
 	Option "Show stamina and accuracy",				"hud_showstats", "OnOff"
 	Option "Show berserk",							"hud_berserk_health", "OnOff"
 	Option "Show weapons",							"hud_showweapons", "OnOff"
+	Option "Show ammo for",							"hud_showammo", "AltHUDAmmo"
 	Option "Show time",								"hud_showtime", "AltHUDTime"
 	Option "Time color",							"hud_timecolor", "TextColors"
 	Option "Show network latency",					"hud_showlag", "AltHUDLag"
@ -1268,42 +1276,60 @@ OptionMenu "CompatibilityOptions"
 {
 	Title "COMPATIBILITY OPTIONS"
 	Option "Compatibility mode",						"compatmode", "CompatModes", "", 1
+	
 	StaticText " "
+	StaticText "Actor Behavior",1
+	Option "Crushed monsters can be resurrected",		"compat_CORPSEGIBS", "YesNo"	
+	Option "Friendly monsters aren't blocked",			"compat_NOBLOCKFRIENDS", "YesNo"
+	Option "Limit Pain Elementals' Lost Souls",			"compat_LIMITPAIN", "YesNo"
+	Option "Monster movement is affected by effects",	"compat_MBFMONSTERMOVE", "YesNo"
+	Option "Monsters cannot cross dropoffs",			"compat_CROSSDROPOFF", "YesNo"
+	Option "Monsters get stuck over dropoffs",			"compat_DROPOFF", "YesNo"
+	Option "Monsters see invisible players",			"compat_INVISIBILITY", "YesNo"
+	Option "No Minotaur floor flames in water",			"compat_MINOTAUR", "YesNo"
+	Option "Spawn item drops on the floor",				"compat_NOTOSSDROPS", "YesNo"
+	
+	StaticText " "
+	StaticText "DehackEd Behavior",1
+	Option "DEH health settings like Doom2.exe",		"compat_DEHHEALTH", "YesNo"
+	Option "Original A_Mushroom speed in DEH mods",		"compat_MUSHROOM", "YesNo"
+	
+	StaticText " "
+	StaticText "Map/Action Behavior",1
+	Option "All special lines can block <use>",			"compat_USEBLOCKING", "YesNo"
+	Option "Allow any bossdeath for level special",		"compat_ANYBOSSDEATH", "YesNo"
+	Option "Disable BOOM door light effect",			"compat_NODOORLIGHT", "YesNo"
+	Option "Find neighboring light like Doom",			"compat_LIGHT", "YesNo"
 	Option "Find shortest textures like Doom",			"compat_SHORTTEX", "YesNo"
 	Option "Use buggier stair building",				"compat_stairs", "YesNo"
-	Option "Find neighboring light like Doom",			"compat_LIGHT", "YesNo"
-	Option "Limit Pain Elementals' Lost Souls",			"compat_LIMITPAIN", "YesNo"
-	Option "Don't let others hear your pickups",		"compat_SILENTPICKUP", "YesNo"
+	Option "Use Doom's floor motion behavior",			"compat_floormove", "YesNo"
+	
+	StaticText " "
+	StaticText "Physics Behavior",1
 	Option "Actors are infinitely tall",				"compat_nopassover", "YesNo"
-	Option "Enable wall running",						"compat_WALLRUN", "YesNo"
-	Option "Spawn item drops on the floor",				"compat_NOTOSSDROPS", "YesNo"
-	Option "All special lines can block <use>",			"compat_USEBLOCKING", "YesNo"
-	Option "Disable BOOM door light effect",			"compat_NODOORLIGHT", "YesNo"
-	Option "Raven scrollers use original speed",		"compat_RAVENSCROLL", "YesNo"
-	Option "Use original sound target handling",		"compat_SOUNDTARGET", "YesNo"
-	Option "DEH health settings like Doom2.exe",		"compat_DEHHEALTH", "YesNo"
-	Option "Self ref. sectors don't block shots",		"compat_TRACE", "YesNo"
-	Option "Monsters get stuck over dropoffs",			"compat_DROPOFF", "YesNo"
-	Option "Monsters cannot cross dropoffs",			"compat_CROSSDROPOFF", "YesNo"
-	Option "Monsters see invisible players",			"compat_INVISIBILITY", "YesNo"
 	Option "Boom scrollers are additive",				"compat_BOOMSCROLL", "YesNo"
-	Option "Inst. moving floors are not silent",		"compat_silentinstantfloors", "YesNo"
-	Option "Sector sounds use center as source",		"compat_SECTORSOUNDS", "YesNo"
-	Option "Use Doom heights for missile clipping",		"compat_MISSILECLIP", "YesNo"
-	Option "Allow any bossdeath for level special",		"compat_ANYBOSSDEATH", "YesNo"
-	Option "No Minotaur floor flames in water",			"compat_MINOTAUR", "YesNo"
-	Option "Original A_Mushroom speed in DEH mods",		"compat_MUSHROOM", "YesNo"
-	Option "Monster movement is affected by effects",	"compat_MBFMONSTERMOVE", "YesNo"
-	Option "Crushed monsters can be resurrected",		"compat_CORPSEGIBS", "YesNo"
-	Option "Friendly monsters aren't blocked",			"compat_NOBLOCKFRIENDS", "YesNo"
-	Option "Invert sprite sorting",						"compat_SPRITESORT", "YesNo"
+	Option "Cannot travel straight NSEW",				"compat_badangles", "YesNo"
+	Option "Enable wall running",						"compat_WALLRUN", "YesNo"
+	Option "Raven scrollers use original speed",		"compat_RAVENSCROLL", "YesNo"
+	Option "Self ref. sectors don't block shots",		"compat_TRACE", "YesNo"
 	Option "Use Doom code for hitscan checks",			"compat_HITSCAN", "YesNo"
-	Option "Cripple sound for silent BFG trick",		"compat_soundslots", "YesNo"
+	Option "Use Doom heights for missile clipping",		"compat_MISSILECLIP", "YesNo"
+
+	
+	StaticText " "
+	StaticText "Rendering Behavior",1
 	Option "Draw polyobjects like Hexen",				"compat_POLYOBJ", "YesNo"
 	Option "Ignore Y offsets on masked midtextures",	"compat_MASKEDMIDTEX", "YesNo"
-	Option "Cannot travel straight NSEW",				"compat_badangles", "YesNo"
-	Option "Use Doom's floor motion behavior",			"compat_floormove", "YesNo"
+	Option "Invert sprite sorting",						"compat_SPRITESORT", "YesNo"
+	
+	StaticText " "
+	StaticText "Sound Behavior",1
+	Option "Cripple sound for silent BFG trick",		"compat_soundslots", "YesNo"
+	Option "Don't let others hear your pickups",		"compat_SILENTPICKUP", "YesNo"
+	Option "Inst. moving floors are not silent",		"compat_silentinstantfloors", "YesNo"
+	Option "Sector sounds use center as source",		"compat_SECTORSOUNDS", "YesNo"
 	Option "Sounds stop when actor vanishes",			"compat_soundcutoff", "YesNo"
+	Option "Use original sound target handling",		"compat_SOUNDTARGET", "YesNo"
 	
 	Class "CompatibilityMenu"
 }