Merge branch 'master' into addfile-verify-fix

src/g_game.c

@@ -4362,6 +4362,7 @@ void G_GhostTicker(void)
 				p->next = g->next;
 			else
 				ghosts = g->next;
+			Z_Free(g);
 			continue;
 		}
 		p = g;
@@ -5314,29 +5315,28 @@ void G_AddGhost(char *defdemoname)
 	mthing = playerstarts[0];
 	I_Assert(mthing);
 	{ // A bit more complex than P_SpawnPlayer because ghosts aren't solid and won't just push themselves out of the ceiling.
-		fixed_t x,y,z;
+		fixed_t z,f,c;
-		sector_t *sector;
+		gh->mo = P_SpawnMobj(mthing->x << FRACBITS, mthing->y << FRACBITS, 0, MT_GHOST);
-		x = mthing->x << FRACBITS;
+		gh->mo->angle = FixedAngle(mthing->angle*FRACUNIT);
-		y = mthing->y << FRACBITS;
+		f = gh->mo->floorz;
-		sector = R_PointInSubsector(x, y)->sector;
+		c = gh->mo->ceilingz - mobjinfo[MT_PLAYER].height;
 		if (!!(mthing->options & MTF_AMBUSH) ^ !!(mthing->options & MTF_OBJECTFLIP))
 		{
-			z = sector->ceilingheight - mobjinfo[MT_PLAYER].height;
+			z = c;
 			if (mthing->options >> ZSHIFT)
 				z -= ((mthing->options >> ZSHIFT) << FRACBITS);
-			if (z < sector->floorheight)
+			if (z < f)
-				z = sector->floorheight;
+				z = f;
 		}
 		else
 		{
-			z = sector->floorheight;
+			z = f;
 			if (mthing->options >> ZSHIFT)
 				z += ((mthing->options >> ZSHIFT) << FRACBITS);
-			if (z > sector->ceilingheight - mobjinfo[MT_PLAYER].height)
+			if (z > c)
-				z = sector->ceilingheight - mobjinfo[MT_PLAYER].height;
+				z = c;
 		}
-		gh->mo = P_SpawnMobj(x, y, z, MT_GHOST);
+		gh->mo->z = z;
-		gh->mo->angle = FixedAngle(mthing->angle*FRACUNIT);
 	}
 	gh->mo->state = states+S_PLAY_STND;
 	gh->mo->sprite = gh->mo->state->sprite;
@@ -5534,8 +5534,14 @@ boolean G_CheckDemoStatus(void)
 {
 	boolean saved;
 
-	if(ghosts) // ... ... ...
+	while (ghosts)
-		ghosts = NULL; // :)
+	{
+		demoghost *next = ghosts->next;
+		Z_Free(ghosts);
+		ghosts = next;
+	}
+	ghosts = NULL;
+
 
 	// DO NOT end metal sonic demos here
 

src/r_data.c

@@ -1087,7 +1087,7 @@ INT32 R_ColormapNumForName(char *name)
 	extra_colormaps[num_extra_colormaps].fadecolor = 0x0;
 	extra_colormaps[num_extra_colormaps].maskamt = 0x0;
 	extra_colormaps[num_extra_colormaps].fadestart = 0;
-	extra_colormaps[num_extra_colormaps].fadeend = 33;
+	extra_colormaps[num_extra_colormaps].fadeend = 31;
 	extra_colormaps[num_extra_colormaps].fog = 0;
 
 	num_extra_colormaps++;
@@ -1115,7 +1115,7 @@ INT32 R_CreateColormap(char *p1, char *p2, char *p3)
 	size_t mapnum = num_extra_colormaps;
 	size_t i;
 	UINT32 cr, cg, cb, maskcolor, fadecolor;
-	UINT32 fadestart = 0, fadeend = 33, fadedist = 33;
+	UINT32 fadestart = 0, fadeend = 31, fadedist = 31;
 
 #define HEX2INT(x) (UINT32)(x >= '0' && x <= '9' ? x - '0' : x >= 'a' && x <= 'f' ? x - 'a' + 10 : x >= 'A' && x <= 'F' ? x - 'A' + 10 : 0)
 	if (p1[0] == '#')
@@ -1156,12 +1156,12 @@ INT32 R_CreateColormap(char *p1, char *p2, char *p3)
 		// Get parameters like fadestart, fadeend, and the fogflag
 		fadestart = NUMFROMCHAR(p2[3]) + (NUMFROMCHAR(p2[2]) * 10);
 		fadeend = NUMFROMCHAR(p2[5]) + (NUMFROMCHAR(p2[4]) * 10);
-		if (fadestart > 32)
+		if (fadestart > 30)
 			fadestart = 0;
-		if (fadeend > 33 || fadeend < 1)
+		if (fadeend > 31 || fadeend < 1)
-			fadeend = 33;
+			fadeend = 31;
 		fadedist = fadeend - fadestart;
-		fog = NUMFROMCHAR(p2[1]) ? 1 : 0;
+		fog = NUMFROMCHAR(p2[1]);
 	}
 #undef getnum
 
@@ -1262,7 +1262,7 @@ void R_CreateColormap2(char *p1, char *p2, char *p3)
 	size_t i;
 	char *colormap_p;
 	UINT32 cr, cg, cb, maskcolor, fadecolor;
-	UINT32 fadestart = 0, fadeend = 33, fadedist = 33;
+	UINT32 fadestart = 0, fadeend = 31, fadedist = 31;
 
 #define HEX2INT(x) (UINT32)(x >= '0' && x <= '9' ? x - '0' : x >= 'a' && x <= 'f' ? x - 'a' + 10 : x >= 'A' && x <= 'F' ? x - 'A' + 10 : 0)
 	if (p1[0] == '#')
@@ -1303,12 +1303,12 @@ void R_CreateColormap2(char *p1, char *p2, char *p3)
 		// Get parameters like fadestart, fadeend, and the fogflag
 		fadestart = NUMFROMCHAR(p2[3]) + (NUMFROMCHAR(p2[2]) * 10);
 		fadeend = NUMFROMCHAR(p2[5]) + (NUMFROMCHAR(p2[4]) * 10);
-		if (fadestart > 32)
+		if (fadestart > 30)
 			fadestart = 0;
-		if (fadeend > 33 || fadeend < 1)
+		if (fadeend > 31 || fadeend < 1)
-			fadeend = 33;
+			fadeend = 31;
 		fadedist = fadeend - fadestart;
-		fog = NUMFROMCHAR(p2[1]) ? 1 : 0;
+		fog = NUMFROMCHAR(p2[1]);
 	}
 #undef getnum
 

src/r_main.c

@@ -1235,9 +1235,9 @@ void R_RenderPlayerView(player_t *player)
 	if (cv_homremoval.value && player == &players[displayplayer]) // if this is display player 1
 	{
 		if (cv_homremoval.value == 1)
-			V_DrawFill(0, 0, vid.width, vid.height, 31); // No HOM effect!
+			V_DrawFill(0, 0, BASEVIDWIDTH, BASEVIDHEIGHT, 31); // No HOM effect!
 		else //'development' HOM removal -- makes it blindingly obvious if HOM is spotted.
-			V_DrawFill(0, 0, vid.width, vid.height, 128+(timeinmap&15));
+			V_DrawFill(0, 0, BASEVIDWIDTH, BASEVIDHEIGHT, 128+(timeinmap&15));
 	}
 
 	// load previous saved value of skyVisible for the player

src/r_plane.c

@@ -37,6 +37,9 @@
 // Quincunx antialiasing of flats!
 //#define QUINCUNX
 
+// good night sweet prince
+#define SHITPLANESPARENCY
+
 //SoM: 3/23/2000: Use Boom visplane hashing.
 #define MAXVISPLANES 512
 
@@ -768,7 +771,11 @@ void R_DrawSinglePlane(visplane_t *pl)
 		else // Opaque, but allow transparent flat pixels
 			spanfunc = splatfunc;
 
-		if (pl->extra_colormap && pl->extra_colormap->fog)
+#ifdef SHITPLANESPARENCY
+		if (spanfunc == splatfunc || (pl->extra_colormap && pl->extra_colormap->fog))
+#else
+		if (!pl->extra_colormap || !(pl->extra_colormap->fog & 2))
+#endif
 			light = (pl->lightlevel >> LIGHTSEGSHIFT);
 		else
 			light = LIGHTLEVELS-1;
@@ -822,7 +829,11 @@ void R_DrawSinglePlane(visplane_t *pl)
 			else // Opaque, but allow transparent flat pixels
 				spanfunc = splatfunc;
 
-			if (pl->extra_colormap && pl->extra_colormap->fog)
+#ifdef SHITPLANESPARENCY
+			if (spanfunc == splatfunc || (pl->extra_colormap && pl->extra_colormap->fog))
+#else
+			if (!pl->extra_colormap || !(pl->extra_colormap->fog & 2))
+#endif
 				light = (pl->lightlevel >> LIGHTSEGSHIFT);
 			else
 				light = LIGHTLEVELS-1;

src/r_things.c

@@ -1023,7 +1023,7 @@ static void R_SplitSprite(vissprite_t *sprite, mobj_t *thing)
 			else
 */
 			if (!((thing->frame & (FF_FULLBRIGHT|FF_TRANSMASK) || thing->flags2 & MF2_SHADOW)
-				&& (!newsprite->extra_colormap || !newsprite->extra_colormap->fog)))
+				&& (!newsprite->extra_colormap || !(newsprite->extra_colormap->fog & 1))))
 			{
 				lindex = FixedMul(sprite->xscale, FixedDiv(640, vid.width))>>(LIGHTSCALESHIFT);
 
@@ -1324,7 +1324,7 @@ static void R_ProjectSprite(mobj_t *thing)
 		vis->transmap = transtables + (thing->frame & FF_TRANSMASK) - 0x10000;
 
 	if (((thing->frame & FF_FULLBRIGHT) || (thing->flags2 & MF2_SHADOW))
-		&& (!vis->extra_colormap || !vis->extra_colormap->fog))
+		&& (!vis->extra_colormap || !(vis->extra_colormap->fog & 1)))
 	{
 		// full bright: goggles
 		vis->colormap = colormaps;

src/v_video.c

@@ -418,7 +418,7 @@ void V_DrawFixedPatch(fixed_t x, fixed_t y, fixed_t pscale, INT32 scrn, patch_t
 		if (scrn & V_FLIP)
 		{
 			flip = true;
-			x -= FixedMul((SHORT(patch->width) - SHORT(patch->leftoffset))<<FRACBITS, pscale);
+			x -= FixedMul((SHORT(patch->width) - SHORT(patch->leftoffset))<<FRACBITS, pscale) + 1;
 		}
 		else
 			x -= FixedMul(SHORT(patch->leftoffset)<<FRACBITS, pscale);
@@ -446,30 +446,10 @@ void V_DrawFixedPatch(fixed_t x, fixed_t y, fixed_t pscale, INT32 scrn, patch_t
 		y = FixedMul(y,dupy<<FRACBITS);
 		x >>= FRACBITS;
 		y >>= FRACBITS;
-		desttop += (y*vid.width) + x;
 
 		// Center it if necessary
 		if (!(scrn & V_SCALEPATCHMASK))
 		{
-			if (vid.width != BASEVIDWIDTH * dupx)
-			{
-				// dupx adjustments pretend that screen width is BASEVIDWIDTH * dupx,
-				// so center this imaginary screen
-				if (scrn & V_SNAPTORIGHT)
-					desttop += (vid.width - (BASEVIDWIDTH * dupx));
-				else if (!(scrn & V_SNAPTOLEFT))
-					desttop += (vid.width - (BASEVIDWIDTH * dupx)) / 2;
-			}
-			if (vid.height != BASEVIDHEIGHT * dupy)
-			{
-				// same thing here
-				if ((scrn & (V_SPLITSCREEN|V_SNAPTOBOTTOM)) == (V_SPLITSCREEN|V_SNAPTOBOTTOM))
-					desttop += (vid.height/2 - (BASEVIDHEIGHT/2 * dupy)) * vid.width;
-				else if (scrn & V_SNAPTOBOTTOM)
-					desttop += (vid.height - (BASEVIDHEIGHT * dupy)) * vid.width;
-				else if (!(scrn & V_SNAPTOTOP))
-					desttop += (vid.height - (BASEVIDHEIGHT * dupy)) * vid.width / 2;
-			}
 			// if it's meant to cover the whole screen, black out the rest
 			if (x == 0 && SHORT(patch->width) == BASEVIDWIDTH && y == 0 && SHORT(patch->height) == BASEVIDHEIGHT)
 			{
@@ -477,6 +457,27 @@ void V_DrawFixedPatch(fixed_t x, fixed_t y, fixed_t pscale, INT32 scrn, patch_t
 				source = (const UINT8 *)(column) + 3;
 				V_DrawFill(0, 0, BASEVIDWIDTH, BASEVIDHEIGHT, (column->topdelta == 0xff ? 31 : source[0]));
 			}
+			if (vid.width != BASEVIDWIDTH * dupx)
+			{
+				// dupx adjustments pretend that screen width is BASEVIDWIDTH * dupx,
+				// so center this imaginary screen
+				if (scrn & V_SNAPTORIGHT)
+					x += (vid.width - (BASEVIDWIDTH * dupx));
+				else if (!(scrn & V_SNAPTOLEFT))
+					x += (vid.width - (BASEVIDWIDTH * dupx)) / 2;
+			}
+			if (vid.height != BASEVIDHEIGHT * dupy)
+			{
+				// same thing here
+				if ((scrn & (V_SPLITSCREEN|V_SNAPTOBOTTOM)) == (V_SPLITSCREEN|V_SNAPTOBOTTOM))
+					y += (vid.height/2 - (BASEVIDHEIGHT/2 * dupy));
+				else if (scrn & V_SNAPTOBOTTOM)
+					y += (vid.height - (BASEVIDHEIGHT * dupy));
+				else if (!(scrn & V_SNAPTOTOP))
+					y += (vid.height - (BASEVIDHEIGHT * dupy)) / 2;
+			}
+
+			desttop += (y*vid.width) + x;
 		}
 	}
 
@@ -583,28 +584,10 @@ void V_DrawCroppedPatch(fixed_t x, fixed_t y, fixed_t pscale, INT32 scrn, patch_
 		y = FixedMul(y,dupy<<FRACBITS);
 		x >>= FRACBITS;
 		y >>= FRACBITS;
-		desttop += (y*vid.width) + x;
 
 		// Center it if necessary
 		if (!(scrn & V_SCALEPATCHMASK))
 		{
-			if (vid.width != BASEVIDWIDTH * dupx)
-			{
-				// dupx adjustments pretend that screen width is BASEVIDWIDTH * dupx,
-				// so center this imaginary screen
-				if (scrn & V_SNAPTORIGHT)
-					desttop += (vid.width - (BASEVIDWIDTH * dupx));
-				else if (!(scrn & V_SNAPTOLEFT))
-					desttop += (vid.width - (BASEVIDWIDTH * dupx)) / 2;
-			}
-			if (vid.height != BASEVIDHEIGHT * dupy)
-			{
-				// same thing here
-				if (scrn & V_SNAPTOBOTTOM)
-					desttop += (vid.height - (BASEVIDHEIGHT * dupy)) * vid.width;
-				else if (!(scrn & V_SNAPTOTOP))
-					desttop += (vid.height - (BASEVIDHEIGHT * dupy)) * vid.width / 2;
-			}
 			// if it's meant to cover the whole screen, black out the rest
 			if (x == 0 && SHORT(patch->width) == BASEVIDWIDTH && y == 0 && SHORT(patch->height) == BASEVIDHEIGHT)
 			{
@@ -612,7 +595,26 @@ void V_DrawCroppedPatch(fixed_t x, fixed_t y, fixed_t pscale, INT32 scrn, patch_
 				source = (const UINT8 *)(column) + 3;
 				V_DrawFill(0, 0, BASEVIDWIDTH, BASEVIDHEIGHT, (column->topdelta == 0xff ? 31 : source[0]));
 			}
+			if (vid.width != BASEVIDWIDTH * dupx)
+			{
+				// dupx adjustments pretend that screen width is BASEVIDWIDTH * dupx,
+				// so center this imaginary screen
+				if (scrn & V_SNAPTORIGHT)
+					x += (vid.width - (BASEVIDWIDTH * dupx));
+				else if (!(scrn & V_SNAPTOLEFT))
+					x += (vid.width - (BASEVIDWIDTH * dupx)) / 2;
 			}
+			if (vid.height != BASEVIDHEIGHT * dupy)
+			{
+				// same thing here
+				if (scrn & V_SNAPTOBOTTOM)
+					y += (vid.height - (BASEVIDHEIGHT * dupy));
+				else if (!(scrn & V_SNAPTOTOP))
+					y += (vid.height - (BASEVIDHEIGHT * dupy)) / 2;
+			}
+		}
+
+		desttop += (y*vid.width) + x;
 	}
 
 	for (col = sx<<FRACBITS; (col>>FRACBITS) < SHORT(patch->width) && (col>>FRACBITS) < w; col += colfrac, ++x, desttop++)
@@ -776,7 +778,7 @@ void V_DrawFill(INT32 x, INT32 y, INT32 w, INT32 h, INT32 c)
 
 		if (x == 0 && y == 0 && w == BASEVIDWIDTH && h == BASEVIDHEIGHT)
 		{ // Clear the entire screen, from dest to deststop. Yes, this really works.
-			memset(screens[0], (UINT8)(c&255), vid.width * vid.height * vid.bpp);
+			memset(screens[0], (c&255), vid.width * vid.height * vid.bpp);
 			return;
 		}
 
@@ -831,7 +833,7 @@ void V_DrawFill(INT32 x, INT32 y, INT32 w, INT32 h, INT32 c)
 	c &= 255;
 
 	for (;(--h >= 0) && dest < deststop; dest += vid.width)
-		memset(dest, (UINT8)(c&255), w * vid.bpp);
+		memset(dest, c, w * vid.bpp);
 }
 
 //
@@ -1129,7 +1131,7 @@ char *V_WordWrap(INT32 x, INT32 w, INT32 option, const char *string)
 //
 void V_DrawString(INT32 x, INT32 y, INT32 option, const char *string)
 {
-	INT32 w, c, cx = x, cy = y, dupx, dupy, scrwidth = BASEVIDWIDTH, center = 0;
+	INT32 w, c, cx = x, cy = y, dupx, dupy, scrwidth, center = 0, left = 0;
 	const char *ch = string;
 	INT32 charflags = 0;
 	const UINT8 *colormap = NULL;
@@ -1145,7 +1147,12 @@ void V_DrawString(INT32 x, INT32 y, INT32 option, const char *string)
 		scrwidth = vid.width;
 	}
 	else
+	{
 		dupx = dupy = 1;
+		scrwidth = vid.width/vid.dupx;
+		left = (scrwidth - BASEVIDWIDTH)/2;
+		scrwidth -= left;
+	}
 
 	charflags = (option & V_CHARCOLORMASK);
 
@@ -1206,9 +1213,9 @@ void V_DrawString(INT32 x, INT32 y, INT32 option, const char *string)
 		else
 			w = SHORT(hu_font[c]->width) * dupx;
 
-		if (cx + w > scrwidth)
+		if (cx > scrwidth)
 			break;
-		if (cx < 0) //left boundary check
+		if (cx+left + w < 0) //left boundary check
 		{
 			cx += w;
 			continue;
@@ -1239,7 +1246,7 @@ void V_DrawRightAlignedString(INT32 x, INT32 y, INT32 option, const char *string
 //
 void V_DrawSmallString(INT32 x, INT32 y, INT32 option, const char *string)
 {
-	INT32 w, c, cx = x, cy = y, dupx, dupy, scrwidth = BASEVIDWIDTH, center = 0;
+	INT32 w, c, cx = x, cy = y, dupx, dupy, scrwidth, center = 0, left = 0;
 	const char *ch = string;
 	INT32 charflags = 0;
 	const UINT8 *colormap = NULL;
@@ -1255,7 +1262,12 @@ void V_DrawSmallString(INT32 x, INT32 y, INT32 option, const char *string)
 		scrwidth = vid.width;
 	}
 	else
+	{
 		dupx = dupy = 1;
+		scrwidth = vid.width/vid.dupx;
+		left = (scrwidth - BASEVIDWIDTH)/2;
+		scrwidth -= left;
+	}
 
 	charflags = (option & V_CHARCOLORMASK);
 
@@ -1314,9 +1326,9 @@ void V_DrawSmallString(INT32 x, INT32 y, INT32 option, const char *string)
 		}
 		else
 			w = SHORT(hu_font[c]->width) * dupx / 2;
-		if (cx + w > scrwidth)
+		if (cx > scrwidth)
 			break;
-		if (cx < 0) //left boundary check
+		if (cx+left + w < 0) //left boundary check
 		{
 			cx += w;
 			continue;
@@ -1341,7 +1353,7 @@ void V_DrawRightAlignedSmallString(INT32 x, INT32 y, INT32 option, const char *s
 //
 void V_DrawThinString(INT32 x, INT32 y, INT32 option, const char *string)
 {
-	INT32 w, c, cx = x, cy = y, dupx, dupy, scrwidth = BASEVIDWIDTH;
+	INT32 w, c, cx = x, cy = y, dupx, dupy, scrwidth, left = 0;
 	const char *ch = string;
 	INT32 charflags = 0;
 	const UINT8 *colormap = NULL;
@@ -1357,7 +1369,12 @@ void V_DrawThinString(INT32 x, INT32 y, INT32 option, const char *string)
 		scrwidth = vid.width;
 	}
 	else
+	{
 		dupx = dupy = 1;
+		scrwidth = vid.width/vid.dupx;
+		left = (scrwidth - BASEVIDWIDTH)/2;
+		scrwidth -= left;
+	}
 
 	charflags = (option & V_CHARCOLORMASK);
 
@@ -1414,9 +1431,9 @@ void V_DrawThinString(INT32 x, INT32 y, INT32 option, const char *string)
 		else
 			w = (SHORT(tny_font[c]->width) * dupx);
 
-		if (cx + w > scrwidth)
+		if (cx > scrwidth)
 			break;
-		if (cx < 0) //left boundary check
+		if (cx+left + w < 0) //left boundary check
 		{
 			cx += w;
 			continue;
@@ -1439,7 +1456,7 @@ void V_DrawRightAlignedThinString(INT32 x, INT32 y, INT32 option, const char *st
 void V_DrawStringAtFixed(fixed_t x, fixed_t y, INT32 option, const char *string)
 {
 	fixed_t cx = x, cy = y;
-	INT32 w, c, dupx, dupy, scrwidth = BASEVIDWIDTH, center = 0;
+	INT32 w, c, dupx, dupy, scrwidth, center = 0, left = 0;
 	const char *ch = string;
 	INT32 spacewidth = 4, charwidth = 0;
 
@@ -1453,7 +1470,12 @@ void V_DrawStringAtFixed(fixed_t x, fixed_t y, INT32 option, const char *string)
 		scrwidth = vid.width;
 	}
 	else
+	{
 		dupx = dupy = 1;
+		scrwidth = vid.width/vid.dupx;
+		left = (scrwidth - BASEVIDWIDTH)/2;
+		scrwidth -= left;
+	}
 
 	switch (option & V_SPACINGMASK)
 	{
@@ -1507,9 +1529,9 @@ void V_DrawStringAtFixed(fixed_t x, fixed_t y, INT32 option, const char *string)
 		else
 			w = SHORT(hu_font[c]->width) * dupx;
 
-		if ((cx>>FRACBITS) + w > scrwidth)
+		if ((cx>>FRACBITS) > scrwidth)
 			break;
-		if (cx < 0) //left boundary check
+		if ((cx>>FRACBITS)+left + w < 0) //left boundary check
 		{
 			cx += w<<FRACBITS;
 			continue;
@@ -1609,7 +1631,7 @@ void V_DrawCreditString(fixed_t x, fixed_t y, INT32 option, const char *string)
 		}
 
 		w = SHORT(cred_font[c]->width) * dupx;
-		if ((cx>>FRACBITS) + w > scrwidth)
+		if ((cx>>FRACBITS) > scrwidth)
 			break;
 
 		V_DrawSciencePatch(cx, cy, option, cred_font[c], FRACUNIT);
@@ -1645,7 +1667,7 @@ INT32 V_CreditStringWidth(const char *string)
 //
 void V_DrawLevelTitle(INT32 x, INT32 y, INT32 option, const char *string)
 {
-	INT32 w, c, cx = x, cy = y, dupx, dupy, scrwidth = BASEVIDWIDTH;
+	INT32 w, c, cx = x, cy = y, dupx, dupy, scrwidth, left = 0;
 	const char *ch = string;
 
 	if (option & V_NOSCALESTART)
@@ -1655,7 +1677,12 @@ void V_DrawLevelTitle(INT32 x, INT32 y, INT32 option, const char *string)
 		scrwidth = vid.width;
 	}
 	else
+	{
 		dupx = dupy = 1;
+		scrwidth = vid.width/vid.dupx;
+		left = (scrwidth - BASEVIDWIDTH)/2;
+		scrwidth -= left;
+	}
 
 	for (;;)
 	{
@@ -1677,11 +1704,10 @@ void V_DrawLevelTitle(INT32 x, INT32 y, INT32 option, const char *string)
 		}
 
 		w = SHORT(lt_font[c]->width) * dupx;
-		if (cx + w > scrwidth)
+		if (cx > scrwidth)
 			break;
+		if (cx+left + w < 0) //left boundary check
 
-		//left boundary check
-		if (cx < 0)
 		{
 			cx += w;
 			continue;