- Fixed: Completely empty patches (8 0-bytes) could not be handled by the

texture manager. They now get assigned a new FEmptyTexture object
  that is just a 1x1 pixel transparent texture.
- Fixed: Multiple namespace markers of the same type were no longer detected.
- Fixed sprite renaming.


SVN r1566 (trunk)

docs/rh-log.txt

@@ -1,4 +1,11 @@
-April 29, 2009
+April 30, 2009  (Changes by Graf Zahl)
+- Fixed: Completely empty patches (8 0-bytes) could not be handled by the
+  texture manager. They now get assigned a new FEmptyTexture object
+  that is just a 1x1 pixel transparent texture.
+- Fixed: Multiple namespace markers of the same type were no longer detected.
+- Fixed sprite renaming.
+
+April 29, 2009
 - Maps defined with Hexen-style MAPINFOs now run their scripts in the proper
   order.
 - Fixed: FWadCollection::CheckNumForName() read the lump each iteration before

src/resourcefiles/file_wad.cpp

@@ -147,78 +147,109 @@ inline bool FWadFile::IsMarker(int lump, const char *marker)
 
 void FWadFile::SetNamespace(const char *startmarker, const char *endmarker, namespace_t space, bool flathack)
 {
-	int start=-1, end=-1;
 	bool warned = false;
+	int numstartmarkers = 0, numendmarkers = 0;
 	int i;
+	struct Marker
+	{
+		int markertype;
+		int index;
+	};
+	TArray<Marker> markers;
 	
 	for(i = 0; i < (int)NumLumps; i++)
 	{
 		if (IsMarker(i, startmarker))
 		{
-			start = i;
-			break;
+			Marker m = {0, i };
+			markers.Push(m);
+			numstartmarkers++;
 		}
-	}
-	if (!flathack && start == -1) return;
-
-	for(i = NumLumps-1; i > start; i--)
-	{
-		if (IsMarker(i, endmarker))
+		else if (IsMarker(i, endmarker))
 		{
-			end = i;
-			break;
+			Marker m = {1, i };
+			markers.Push(m);
+			numendmarkers++;
 		}
 	}
-	if (end == -1) 
-	{
-		if (start != -1)
-		{
-			Printf(TEXTCOLOR_YELLOW"WARNING: %s marker without corresponding %s found.\n", startmarker, endmarker);
-		}
-		return;
-	}
 
-	if (start != -1)
-	{
-		for(int i = start+1; i < end; i++)
-		{
-			if (Lumps[i].Namespace != ns_global)
-			{
-				if (!warned)
-				{
-					Printf(TEXTCOLOR_YELLOW"WARNING: Overlapping namespaces found.\n");
-				}
-				warned = true;
-			}
-			else if (IsMarker(i, startmarker))
-			{
-				Printf(TEXTCOLOR_YELLOW"WARNING: Multiple %s markers found.\n", startmarker);
-			}
-			else if (IsMarker(i, endmarker))
-			{
-				Printf(TEXTCOLOR_YELLOW"WARNING: Multiple %s markers found.\n", endmarker);
-			}
-			else
-			{
-				Lumps[i].Namespace = space;
-			}
-		}
-	}
-	else 
+	if (numstartmarkers == 0)
 	{
+		if (numendmarkers == 0) return;	// no markers found
+
 		Printf(TEXTCOLOR_YELLOW"WARNING: %s marker without corresponding %s found.\n", endmarker, startmarker);
+
+		
 		if (flathack)
 		{
+			// We have found no F_START but one or more F_END markers.
+			// mark all lumps before the last F_END marker as potential flats.
+			int end = markers[markers.Size()-1].index;
 			for(int i = 0; i < end; i++)
 			{
 				if (Lumps[i].LumpSize == 4096)
 				{
 					// We can't add this to the flats namespace but 
 					// it needs to be flagged for the texture manager.
+					DPrintf("Marking %s as potential flat\n", Lumps[i].Name);
 					Lumps[i].Flags |= LUMPF_MAYBEFLAT;
 				}
 			}
 		}
+		return;
+	}
+
+	i = 0;
+	while (i < markers.Size())
+	{
+		int start, end;
+		if (markers[i].markertype != 0)
+		{
+			Printf(TEXTCOLOR_YELLOW"WARNING: %s marker without corresponding %s found.\n", endmarker, startmarker);
+			i++;
+			continue;
+		}
+		start = i++;
+
+		// skip over subsequent x_START markers
+		while (i < markers.Size() && markers[i].markertype == 0)
+		{
+			Printf(TEXTCOLOR_YELLOW"WARNING: duplicate %s marker found.\n", startmarker);
+			i++;
+			continue;
+		}
+		// same for x_START markers
+		while (i < markers.Size()-1 && (markers[i].markertype == 1 && markers[i+1].markertype == 1))
+		{
+			Printf(TEXTCOLOR_YELLOW"WARNING: duplicate %s marker found.\n", endmarker);
+			i++;
+			continue;
+		}
+		// We found a starting marker but no end marker. Ignore this block.
+		if (i >= markers.Size())
+		{
+			Printf(TEXTCOLOR_YELLOW"WARNING: %s marker without corresponding %s found.\n", startmarker, endmarker);
+			return;
+		}
+		end = i++;
+
+		// we found a marked block
+		DPrintf("Found %s block at (%d-%d)\n", startmarker, markers[start].index, markers[end].index);
+		for(int j = markers[start].index+1; j < markers[end].index; j++)
+		{
+			if (Lumps[j].Namespace != ns_global)
+			{
+				if (!warned)
+				{
+					Printf(TEXTCOLOR_YELLOW"WARNING: Overlapping namespaces found (lump %d.)\n", j);
+				}
+				warned = true;
+			}
+			else
+			{
+				Lumps[j].Namespace = space;
+			}
+		}
 	}
 }
 

src/textures/emptytexture.cpp

@@ -0,0 +1,125 @@
+/*
+** flattexture.cpp
+** Texture class for empty placeholder textures
+** (essentially patches with dimensions and offsets of (0,0) )
+**
+**---------------------------------------------------------------------------
+** Copyright 2009 Christoph Oelckers
+** All rights reserved.
+**
+** Redistribution and use in source and binary forms, with or without
+** modification, are permitted provided that the following conditions
+** are met:
+**
+** 1. Redistributions of source code must retain the above copyright
+**    notice, this list of conditions and the following disclaimer.
+** 2. Redistributions in binary form must reproduce the above copyright
+**    notice, this list of conditions and the following disclaimer in the
+**    documentation and/or other materials provided with the distribution.
+** 3. The name of the author may not be used to endorse or promote products
+**    derived from this software without specific prior written permission.
+**
+** THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+** IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+** OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+** IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+** INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+** NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+** THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+**---------------------------------------------------------------------------
+**
+**
+*/
+
+#include "doomtype.h"
+#include "files.h"
+#include "r_data.h"
+#include "w_wad.h"
+
+//==========================================================================
+//
+// A texture defined between F_START and F_END markers
+//
+//==========================================================================
+
+class FEmptyTexture : public FTexture
+{
+public:
+	FEmptyTexture (int lumpnum);
+
+	const BYTE *GetColumn (unsigned int column, const Span **spans_out);
+	const BYTE *GetPixels ();
+	void Unload() {}
+
+protected:
+	BYTE Pixels[1];
+	Span DummySpans[1];
+};
+
+
+
+//==========================================================================
+//
+// Since there is no way to detect the validity of a flat
+// they can't be used anywhere else but between F_START and F_END
+//
+//==========================================================================
+
+FTexture *EmptyTexture_TryCreate(FileReader & file, int lumpnum)
+{
+	char check[8];
+	if (file.GetLength() != 8) return false;
+	file.Seek(0, SEEK_SET);
+	if (file.Read(check, 8) != 8) return false;
+	if (memcmp(check, "\0\0\0\0\0\0\0\0", 8)) return false;
+
+	return new FEmptyTexture(lumpnum);
+}
+
+//==========================================================================
+//
+//
+//
+//==========================================================================
+
+FEmptyTexture::FEmptyTexture (int lumpnum)
+: FTexture(NULL, lumpnum)
+{
+	bMasked = true;
+	WidthBits = HeightBits = 1;
+	Width = Height = 1;
+	WidthMask = 0;
+	DummySpans[0].TopOffset = 0;
+	DummySpans[0].Length = 0;
+	Pixels[0] = 0;
+}
+
+//==========================================================================
+//
+//
+//
+//==========================================================================
+
+const BYTE *FEmptyTexture::GetColumn (unsigned int column, const Span **spans_out)
+{
+	if (spans_out != NULL)
+	{
+		*spans_out = DummySpans;
+	}
+	return Pixels;
+}
+
+//==========================================================================
+//
+//
+//
+//==========================================================================
+
+const BYTE *FEmptyTexture::GetPixels ()
+{
+	return Pixels;
+}
+

src/textures/texture.cpp

@@ -71,6 +71,7 @@ FTexture *TGATexture_TryCreate(FileReader &, int lumpnum);
 FTexture *RawPageTexture_TryCreate(FileReader &, int lumpnum);
 FTexture *FlatTexture_TryCreate(FileReader &, int lumpnum);
 FTexture *PatchTexture_TryCreate(FileReader &, int lumpnum);
+FTexture *EmptyTexture_TryCreate(FileReader &, int lumpnum);
 FTexture *AutomapTexture_TryCreate(FileReader &, int lumpnum);
 
 
@@ -88,6 +89,7 @@ FTexture * FTexture::CreateTexture (int lumpnum, int usetype)
 		{ RawPageTexture_TryCreate,		TEX_MiscPatch },
 		{ FlatTexture_TryCreate,		TEX_Flat },
 		{ PatchTexture_TryCreate,		TEX_Any },
+		{ EmptyTexture_TryCreate,		TEX_Any },
 		{ AutomapTexture_TryCreate,		TEX_MiscPatch },
 	};
 

src/w_wad.cpp

@@ -189,6 +189,7 @@ void FWadCollection::InitMultipleFiles (wadlist_t **filenames)
 	{
 		I_FatalError ("W_InitMultipleFiles: no files found");
 	}
+	RenameSprites();
 
 	// [RH] Set up hash table
 	FirstLumpIndex = new DWORD[NumLumps];
@@ -196,6 +197,8 @@ void FWadCollection::InitMultipleFiles (wadlist_t **filenames)
 	FirstLumpIndex_FullName = new DWORD[NumLumps];
 	NextLumpIndex_FullName = new DWORD[NumLumps];
 	InitHashChains ();
+	LumpInfo.ShrinkToFit();
+	Files.ShrinkToFit();
 }
 
 //-----------------------------------------------------------------------
@@ -667,7 +670,7 @@ void FWadCollection::InitHashChains (void)
 //
 //==========================================================================
 
-void FWadCollection::RenameSprites (int startlump)
+void FWadCollection::RenameSprites ()
 {
 	bool renameAll;
 	bool MNTRZfound = false;
@@ -739,64 +742,66 @@ void FWadCollection::RenameSprites (int startlump)
 		break;
 	}
 
-	renameAll = !!Args->CheckParm ("-oldsprites");
 
-	for (DWORD i = startlump + 1;
-		i < NumLumps && 
-		 *(DWORD *)LumpInfo[i].lump->Name != MAKE_ID('S','_','E','N') &&
-		 *(((DWORD *)LumpInfo[i].lump->Name) + 1) != MAKE_ID('D',0,0,0);
-		++i)
+	for (DWORD i=0; i< LumpInfo.Size(); i++)
 	{
-		if (!strncmp(LumpInfo[i].lump->Name, "MNTRZ", 5))
+		// check for full Minotaur animations. If this is not found
+		// some frames need to be renamed.
+		if (LumpInfo[i].lump->Namespace == ns_sprites)
 		{
-			MNTRZfound = true;
-			break;
+			if (*(DWORD *)LumpInfo[i].lump->Name == MAKE_ID('M', 'N', 'T', 'R') && LumpInfo[i].lump->Name[4] == 'Z' )
+			{
+				MNTRZfound = true;
+				break;
+			}
 		}
 	}
 
-	for (DWORD i = startlump + 1;
-		i < NumLumps && 
-		 *(DWORD *)LumpInfo[i].lump->Name != MAKE_ID('S','_','E','N') &&
-		 *(((DWORD *)LumpInfo[i].lump->Name) + 1) != MAKE_ID('D',0,0,0);
-		++i)
-	{
-		// Only sprites in the IWAD normally get renamed
-		if (renameAll || LumpInfo[i].wadnum == IWAD_FILENUM)
-		{
-			for (int j = 0; j < numrenames; ++j)
-			{
-				if (*(DWORD *)LumpInfo[i].lump->Name == renames[j*2])
-				{
-					*(DWORD *)LumpInfo[i].lump->Name = renames[j*2+1];
-				}
-			}
-			if (gameinfo.gametype == GAME_Hexen)
-			{
-				if (CheckLumpName (i, "ARTIINVU"))
-				{
-					LumpInfo[i].lump->Name[4]='D'; LumpInfo[i].lump->Name[5]='E';
-					LumpInfo[i].lump->Name[6]='F'; LumpInfo[i].lump->Name[7]='N';
-				}
-			}
-		}
-		if (!MNTRZfound) //gameinfo.gametype == GAME_Hexen && LumpInfo[i].wadnum == IWAD_FILENUM)
-		{
-			if (*(DWORD *)LumpInfo[i].lump->Name == MAKE_ID('M', 'N', 'T', 'R'))
-			{
-				if (LumpInfo[i].lump->Name[4] >= 'F' && LumpInfo[i].lump->Name[4] <= 'K')
-				{
-					LumpInfo[i].lump->Name[4] += 'U' - 'F';
-				}
-			}
-		}
+	renameAll = !!Args->CheckParm ("-oldsprites");
 	
-		// When not playing Doom rename all BLOD sprites to BLUD so that
-		// the same blood states can be used everywhere
-		if (!(gameinfo.gametype & GAME_DoomChex))
+	for (DWORD i = 0; i < LumpInfo.Size(); i++)
+	{
+		if (LumpInfo[i].lump->Namespace == ns_sprites)
 		{
-			if (*(DWORD *)LumpInfo[i].lump->Name == MAKE_ID('B', 'L', 'O', 'D'))
+			// Only sprites in the IWAD normally get renamed
+			if (renameAll || LumpInfo[i].wadnum == IWAD_FILENUM)
 			{
-				*(DWORD *)LumpInfo[i].lump->Name = MAKE_ID('B', 'L', 'U', 'D');
+				for (int j = 0; j < numrenames; ++j)
+				{
+					if (*(DWORD *)LumpInfo[i].lump->Name == renames[j*2])
+					{
+						*(DWORD *)LumpInfo[i].lump->Name = renames[j*2+1];
+					}
+				}
+				if (gameinfo.gametype == GAME_Hexen)
+				{
+					if (CheckLumpName (i, "ARTIINVU"))
+					{
+						LumpInfo[i].lump->Name[4]='D'; LumpInfo[i].lump->Name[5]='E';
+						LumpInfo[i].lump->Name[6]='F'; LumpInfo[i].lump->Name[7]='N';
+					}
+				}
+			}
+
+			if (!MNTRZfound)
+			{
+				if (*(DWORD *)LumpInfo[i].lump->Name == MAKE_ID('M', 'N', 'T', 'R'))
+				{
+					if (LumpInfo[i].lump->Name[4] >= 'F' && LumpInfo[i].lump->Name[4] <= 'K')
+					{
+						LumpInfo[i].lump->Name[4] += 'U' - 'F';
+					}
+				}
+			}
+			
+			// When not playing Doom rename all BLOD sprites to BLUD so that
+			// the same blood states can be used everywhere
+			if (!(gameinfo.gametype & GAME_DoomChex))
+			{
+				if (*(DWORD *)LumpInfo[i].lump->Name == MAKE_ID('B', 'L', 'O', 'D'))
+				{
+					*(DWORD *)LumpInfo[i].lump->Name = MAKE_ID('B', 'L', 'U', 'D');
+				}
 			}
 		}
 	}

src/w_wad.h

@@ -232,7 +232,7 @@ protected:
 	void InitHashChains ();								// [RH] Set up the lumpinfo hashing
 
 private:
-	void RenameSprites (int startlump);
+	void RenameSprites ();
 	void DeleteAll();
 };
 

zdoom.vcproj

@@ -5213,6 +5213,10 @@
 					RelativePath=".\src\textures\ddstexture.cpp"
 					>
 				</File>
+				<File
+					RelativePath=".\src\textures\emptytexture.cpp"
+					>
+				</File>
 				<File
 					RelativePath=".\src\textures\flattexture.cpp"
 					>