- Added "clipmidtex" compatflag and applied it to unloved.pk3

src/compatibility.cpp

@@ -151,7 +151,7 @@ static FCompatOption Options[] =
 	{ "multiexit",				COMPATF2_MULTIEXIT, SLOT_COMPAT2 },
 	{ "teleport",				COMPATF2_TELEPORT, SLOT_COMPAT2 },
 	{ "disablepushwindowcheck",	COMPATF2_PUSHWINDOW, SLOT_COMPAT2 },
-
+	{ "clipmidtex",				COMPATF2_CLIPMIDTEX, SLOT_COMPAT2 },
 	{ NULL, 0, 0 }
 };
 

src/d_main.cpp

@@ -641,6 +641,7 @@ CVAR (Flag, compat_pointonline,			compatflags2, COMPATF2_POINTONLINE);
 CVAR (Flag, compat_multiexit,			compatflags2, COMPATF2_MULTIEXIT);
 CVAR (Flag, compat_teleport,			compatflags2, COMPATF2_TELEPORT);
 CVAR (Flag, compat_pushwindow,			compatflags2, COMPATF2_PUSHWINDOW);
+CVAR (Flag, compat_clipmidtex,			compatflags2, COMPATF2_CLIPMIDTEX);
 
 //==========================================================================
 //

src/doomdef.h

@@ -344,6 +344,7 @@ enum : unsigned int
 	COMPATF2_MULTIEXIT		= 1 << 4,	// Level exit can be triggered multiple times (required by Daedalus's travel tubes, thanks to a faulty script)
 	COMPATF2_TELEPORT		= 1 << 5,	// Don't let indirect teleports trigger sector actions
 	COMPATF2_PUSHWINDOW		= 1 << 6,	// Disable the window check in CheckForPushSpecial()
+	COMPATF2_CLIPMIDTEX		= 1 << 7,	// Always Clip midtex's in the software renderer (required to run certain GZDoom maps)
 };
 
 // Emulate old bugs for select maps. These are not exposed by a cvar

src/g_mapinfo.cpp

@@ -1330,6 +1330,7 @@ MapFlagHandlers[] =
 	{ "compat_multiexit",				MITYPE_COMPATFLAG, 0, COMPATF2_MULTIEXIT },
 	{ "compat_teleport",				MITYPE_COMPATFLAG, 0, COMPATF2_TELEPORT },
 	{ "compat_pushwindow",				MITYPE_COMPATFLAG, 0, COMPATF2_PUSHWINDOW },
+	{ "compat_clipmidtex",				MITYPE_COMPATFLAG, 0, COMPATF2_CLIPMIDTEX },
 	{ "cd_start_track",					MITYPE_EATNEXT,	0, 0 },
 	{ "cd_end1_track",					MITYPE_EATNEXT,	0, 0 },
 	{ "cd_end2_track",					MITYPE_EATNEXT,	0, 0 },

src/p_setup.cpp

@@ -2176,7 +2176,8 @@ void P_LoadLineDefs (MapData * map)
 
 		P_AdjustLine (ld);
 		P_SaveLineSpecial (ld);
-		if (level.flags2 & LEVEL2_CLIPMIDTEX) ld->flags |= ML_CLIP_MIDTEX;
+		if ((level.flags2 & LEVEL2_CLIPMIDTEX) || (ii_compatflags2 & COMPATF2_CLIPMIDTEX))
+			ld->flags |= ML_CLIP_MIDTEX;
 		if (level.flags2 & LEVEL2_WRAPMIDTEX) ld->flags |= ML_WRAP_MIDTEX;
 		if (level.flags2 & LEVEL2_CHECKSWITCHRANGE) ld->flags |= ML_CHECKSWITCHRANGE;
 	}
@@ -2262,7 +2263,8 @@ void P_LoadLineDefs2 (MapData * map)
 		P_AdjustLine (ld);
 		P_SetLineID(i, ld);
 		P_SaveLineSpecial (ld);
-		if (level.flags2 & LEVEL2_CLIPMIDTEX) ld->flags |= ML_CLIP_MIDTEX;
+		if ((level.flags2 & LEVEL2_CLIPMIDTEX) || (ii_compatflags2 & COMPATF2_CLIPMIDTEX))
+			ld->flags |= ML_CLIP_MIDTEX;
 		if (level.flags2 & LEVEL2_WRAPMIDTEX) ld->flags |= ML_WRAP_MIDTEX;
 		if (level.flags2 & LEVEL2_CHECKSWITCHRANGE) ld->flags |= ML_CHECKSWITCHRANGE;
 

src/p_udmf.cpp

@@ -838,7 +838,8 @@ public:
 		ld->portalindex = UINT_MAX;
 		ld->portaltransferred = UINT_MAX;
 		ld->sidedef[0] = ld->sidedef[1] = NULL;
-		if (level.flags2 & LEVEL2_CLIPMIDTEX) ld->flags |= ML_CLIP_MIDTEX;
+		if ((level.flags2 & LEVEL2_CLIPMIDTEX) || (ii_compatflags2 & COMPATF2_CLIPMIDTEX))
+			ld->flags |= ML_CLIP_MIDTEX;
 		if (level.flags2 & LEVEL2_WRAPMIDTEX) ld->flags |= ML_WRAP_MIDTEX;
 		if (level.flags2 & LEVEL2_CHECKSWITCHRANGE) ld->flags |= ML_CHECKSWITCHRANGE;
 

wadsrc/static/compatibility.txt

@@ -510,3 +510,28 @@ ABC4EB5A1535ECCD0061AD14F3547908 // Plutonia Experiment, map26
 	setlinespecial 2410 Sector_Set3DFloor 32002 4 1 0 0
 }
 
+1ED329858AB154C55878DA1C11A4F100 // unloved.pk3:unlovedmaps.wad map01
+{
+	clipmidtex
+}
+
+FA23E72FA955E66EC68609F72C0BA71E // unloved.pk3:unlovedmaps.wad map02
+{
+	clipmidtex
+}
+
+41BEC1F643CFEEC997AF98276A05EC88 // unloved.pk3:unlovedmaps.wad map03
+{
+	clipmidtex
+}
+
+AF9A6370BE562584BC11165ECF364713 // unloved.pk3:unlovedmaps.wad map04
+{
+	clipmidtex
+}
+
+DC96228097DD004C40CCB1DB14A91EAA // unloved.pk3:unlovedmaps.wad map05
+{
+	clipmidtex
+}
+