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gzdoom/src/textures/texturemanager.cpp
Christoph Oelckers 81f521fe56 - fixed: Texture precaching from MAPINFO was broken 
The code assumed that it had access to the texture manager but that gets initialized after MAPINFO, which means that MAPINFO can only store the texture names and let the precaching code resolve the actual textures.
2015-12-02 22:31:27 +01:00

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/*
** texturemanager.cpp
** The texture manager class
**
**---------------------------------------------------------------------------
** Copyright 2004-2008 Randy Heit
** Copyright 2006-2008 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 "doomstat.h"
#include "w_wad.h"
#include "templates.h"
#include "i_system.h"
#include "r_data/r_translate.h"
#include "c_dispatch.h"
#include "v_text.h"
#include "sc_man.h"
#include "gi.h"
#include "st_start.h"
#include "cmdlib.h"
#include "g_level.h"
#include "m_fixed.h"
#include "farchive.h"
#include "v_video.h"
#include "r_renderer.h"
#include "r_sky.h"
#include "textures/textures.h"
FTextureManager TexMan;
CUSTOM_CVAR(Bool, vid_nopalsubstitutions, false, CVAR_ARCHIVE)
{
// This is in case the sky texture has been substituted.
R_InitSkyMap ();
}
//==========================================================================
//
// FTextureManager :: FTextureManager
//
//==========================================================================
FTextureManager::FTextureManager ()
{
memset (HashFirst, -1, sizeof(HashFirst));
}
//==========================================================================
//
// FTextureManager :: ~FTextureManager
//
//==========================================================================
FTextureManager::~FTextureManager ()
{
DeleteAll();
}
//==========================================================================
//
// FTextureManager :: DeleteAll
//
//==========================================================================
void FTextureManager::DeleteAll()
{
for (unsigned int i = 0; i < Textures.Size(); ++i)
{
delete Textures[i].Texture;
}
Textures.Clear();
Translation.Clear();
FirstTextureForFile.Clear();
memset (HashFirst, -1, sizeof(HashFirst));
DefaultTexture.SetInvalid();
for (unsigned i = 0; i < mAnimations.Size(); i++)
{
if (mAnimations[i] != NULL)
{
M_Free (mAnimations[i]);
mAnimations[i] = NULL;
}
}
mAnimations.Clear();
for (unsigned i = 0; i < mSwitchDefs.Size(); i++)
{
if (mSwitchDefs[i] != NULL)
{
M_Free (mSwitchDefs[i]);
mSwitchDefs[i] = NULL;
}
}
mSwitchDefs.Clear();
for (unsigned i = 0; i < mAnimatedDoors.Size(); i++)
{
if (mAnimatedDoors[i].TextureFrames != NULL)
{
delete[] mAnimatedDoors[i].TextureFrames;
mAnimatedDoors[i].TextureFrames = NULL;
}
}
mAnimatedDoors.Clear();
for (unsigned int i = 0; i < BuildTileFiles.Size(); ++i)
{
delete[] BuildTileFiles[i];
}
BuildTileFiles.Clear();
}
//==========================================================================
//
// FTextureManager :: CheckForTexture
//
//==========================================================================
FTextureID FTextureManager::CheckForTexture (const char *name, int usetype, BITFIELD flags)
{
int i;
int firstfound = -1;
int firsttype = FTexture::TEX_Null;
if (name == NULL || name[0] == '\0')
{
return FTextureID(-1);
}
// [RH] Doom counted anything beginning with '-' as "no texture".
// Hopefully nobody made use of that and had textures like "-EMPTY",
// because -NOFLAT- is a valid graphic for ZDoom.
if (name[0] == '-' && name[1] == '\0')
{
return FTextureID(0);
}
i = HashFirst[MakeKey (name) % HASH_SIZE];
while (i != HASH_END)
{
const FTexture *tex = Textures[i].Texture;
if (stricmp (tex->Name, name) == 0)
{
// The name matches, so check the texture type
if (usetype == FTexture::TEX_Any)
{
// All NULL textures should actually return 0
if (tex->UseType == FTexture::TEX_FirstDefined && !(flags & TEXMAN_ReturnFirst)) return 0;
if (tex->UseType == FTexture::TEX_SkinGraphic && !(flags & TEXMAN_AllowSkins)) return 0;
return FTextureID(tex->UseType==FTexture::TEX_Null ? 0 : i);
}
else if ((flags & TEXMAN_Overridable) && tex->UseType == FTexture::TEX_Override)
{
return FTextureID(i);
}
else if (tex->UseType == usetype)
{
return FTextureID(i);
}
else if (tex->UseType == FTexture::TEX_FirstDefined && usetype == FTexture::TEX_Wall)
{
if (!(flags & TEXMAN_ReturnFirst)) return FTextureID(0);
else return FTextureID(i);
}
else if (tex->UseType == FTexture::TEX_Null && usetype == FTexture::TEX_Wall)
{
// We found a NULL texture on a wall -> return 0
return FTextureID(0);
}
else
{
if (firsttype == FTexture::TEX_Null ||
(firsttype == FTexture::TEX_MiscPatch &&
tex->UseType != firsttype &&
tex->UseType != FTexture::TEX_Null)
)
{
firstfound = i;
firsttype = tex->UseType;
}
}
}
i = Textures[i].HashNext;
}
if ((flags & TEXMAN_TryAny) && usetype != FTexture::TEX_Any)
{
// Never return the index of NULL textures.
if (firstfound != -1)
{
if (firsttype == FTexture::TEX_Null) return FTextureID(0);
if (firsttype == FTexture::TEX_FirstDefined && !(flags & TEXMAN_ReturnFirst)) return FTextureID(0);
return FTextureID(firstfound);
}
}
if (!(flags & TEXMAN_ShortNameOnly))
{
// We intentionally only look for textures in subdirectories.
// Any graphic being placed in the zip's root directory can not be found by this.
if (strchr(name, '/'))
{
FTexture *const NO_TEXTURE = (FTexture*)-1;
int lump = Wads.CheckNumForFullName(name);
if (lump >= 0)
{
FTexture *tex = Wads.GetLinkedTexture(lump);
if (tex == NO_TEXTURE) return FTextureID(-1);
if (tex != NULL) return tex->id;
if (flags & TEXMAN_DontCreate) return FTextureID(-1); // we only want to check, there's no need to create a texture if we don't have one yet.
tex = FTexture::CreateTexture("", lump, FTexture::TEX_Override);
if (tex != NULL)
{
Wads.SetLinkedTexture(lump, tex);
return AddTexture(tex);
}
else
{
// mark this lump as having no valid texture so that we don't have to retry creating one later.
Wads.SetLinkedTexture(lump, NO_TEXTURE);
}
}
}
}
return FTextureID(-1);
}
//==========================================================================
//
// FTextureManager :: ListTextures
//
//==========================================================================
int FTextureManager::ListTextures (const char *name, TArray<FTextureID> &list)
{
int i;
if (name == NULL || name[0] == '\0')
{
return 0;
}
// [RH] Doom counted anything beginning with '-' as "no texture".
// Hopefully nobody made use of that and had textures like "-EMPTY",
// because -NOFLAT- is a valid graphic for ZDoom.
if (name[0] == '-' && name[1] == '\0')
{
return 0;
}
i = HashFirst[MakeKey (name) % HASH_SIZE];
while (i != HASH_END)
{
const FTexture *tex = Textures[i].Texture;
if (stricmp (tex->Name, name) == 0)
{
// NULL textures must be ignored.
if (tex->UseType!=FTexture::TEX_Null)
{
unsigned int j;
for(j = 0; j < list.Size(); j++)
{
// Check for overriding definitions from newer WADs
if (Textures[list[j].GetIndex()].Texture->UseType == tex->UseType) break;
}
if (j==list.Size()) list.Push(FTextureID(i));
}
}
i = Textures[i].HashNext;
}
return list.Size();
}
//==========================================================================
//
// FTextureManager :: GetTextures
//
//==========================================================================
FTextureID FTextureManager::GetTexture (const char *name, int usetype, BITFIELD flags)
{
FTextureID i;
if (name == NULL || name[0] == 0)
{
return FTextureID(0);
}
else
{
i = CheckForTexture (name, usetype, flags | TEXMAN_TryAny);
}
if (!i.Exists())
{
// Use a default texture instead of aborting like Doom did
Printf ("Unknown texture: \"%s\"\n", name);
i = DefaultTexture;
}
return FTextureID(i);
}
//==========================================================================
//
// FTextureManager :: FindTexture
//
//==========================================================================
FTexture *FTextureManager::FindTexture(const char *texname, int usetype, BITFIELD flags)
{
FTextureID texnum = CheckForTexture (texname, usetype, flags);
return !texnum.isValid()? NULL : Textures[texnum.GetIndex()].Texture;
}
//==========================================================================
//
// FTextureManager :: UnloadAll
//
//==========================================================================
void FTextureManager::UnloadAll ()
{
for (unsigned int i = 0; i < Textures.Size(); ++i)
{
Textures[i].Texture->Unload ();
}
}
//==========================================================================
//
// FTextureManager :: AddTexture
//
//==========================================================================
FTextureID FTextureManager::AddTexture (FTexture *texture)
{
int bucket;
int hash;
if (texture == NULL) return FTextureID(-1);
// Later textures take precedence over earlier ones
// Textures without name can't be looked for
if (texture->Name[0] != '\0')
{
bucket = int(MakeKey (texture->Name) % HASH_SIZE);
hash = HashFirst[bucket];
}
else
{
bucket = -1;
hash = -1;
}
TextureHash hasher = { texture, hash };
int trans = Textures.Push (hasher);
Translation.Push (trans);
if (bucket >= 0) HashFirst[bucket] = trans;
return (texture->id = FTextureID(trans));
}
//==========================================================================
//
// FTextureManager :: CreateTexture
//
// Calls FTexture::CreateTexture and adds the texture to the manager.
//
//==========================================================================
FTextureID FTextureManager::CreateTexture (int lumpnum, int usetype)
{
if (lumpnum != -1)
{
FTexture *out = FTexture::CreateTexture(lumpnum, usetype);
if (out != NULL) return AddTexture (out);
else
{
Printf (TEXTCOLOR_ORANGE "Invalid data encountered for texture %s\n", Wads.GetLumpFullPath(lumpnum).GetChars());
return FTextureID(-1);
}
}
return FTextureID(-1);
}
//==========================================================================
//
// FTextureManager :: ReplaceTexture
//
//==========================================================================
void FTextureManager::ReplaceTexture (FTextureID picnum, FTexture *newtexture, bool free)
{
int index = picnum.GetIndex();
if (unsigned(index) >= Textures.Size())
return;
FTexture *oldtexture = Textures[index].Texture;
newtexture->Name = oldtexture->Name;
newtexture->UseType = oldtexture->UseType;
Textures[index].Texture = newtexture;
newtexture->id = oldtexture->id;
if (free && !oldtexture->bKeepAround)
{
delete oldtexture;
}
else
{
oldtexture->id.SetInvalid();
}
}
//==========================================================================
//
// FTextureManager :: AreTexturesCompatible
//
// Checks if 2 textures are compatible for a ranged animation
//
//==========================================================================
bool FTextureManager::AreTexturesCompatible (FTextureID picnum1, FTextureID picnum2)
{
int index1 = picnum1.GetIndex();
int index2 = picnum2.GetIndex();
if (unsigned(index1) >= Textures.Size() || unsigned(index2) >= Textures.Size())
return false;
FTexture *texture1 = Textures[index1].Texture;
FTexture *texture2 = Textures[index2].Texture;
// both textures must be the same type.
if (texture1 == NULL || texture2 == NULL || texture1->UseType != texture2->UseType)
return false;
// both textures must be from the same file
for(unsigned i = 0; i < FirstTextureForFile.Size() - 1; i++)
{
if (index1 >= FirstTextureForFile[i] && index1 < FirstTextureForFile[i+1])
{
return (index2 >= FirstTextureForFile[i] && index2 < FirstTextureForFile[i+1]);
}
}
return false;
}
//==========================================================================
//
// FTextureManager :: AddGroup
//
//==========================================================================
void FTextureManager::AddGroup(int wadnum, int ns, int usetype)
{
int firsttx = Wads.GetFirstLump(wadnum);
int lasttx = Wads.GetLastLump(wadnum);
FString Name;
// Go from first to last so that ANIMDEFS work as expected. However,
// to avoid duplicates (and to keep earlier entries from overriding
// later ones), the texture is only inserted if it is the one returned
// by doing a check by name in the list of wads.
for (; firsttx <= lasttx; ++firsttx)
{
if (Wads.GetLumpNamespace(firsttx) == ns)
{
Wads.GetLumpName (Name, firsttx);
if (Wads.CheckNumForName (Name, ns) == firsttx)
{
CreateTexture (firsttx, usetype);
}
StartScreen->Progress();
}
else if (ns == ns_flats && Wads.GetLumpFlags(firsttx) & LUMPF_MAYBEFLAT)
{
if (Wads.CheckNumForName (Name, ns) < firsttx)
{
CreateTexture (firsttx, usetype);
}
StartScreen->Progress();
}
}
}
//==========================================================================
//
// Adds all hires texture definitions.
//
//==========================================================================
void FTextureManager::AddHiresTextures (int wadnum)
{
int firsttx = Wads.GetFirstLump(wadnum);
int lasttx = Wads.GetLastLump(wadnum);
FString Name;
TArray<FTextureID> tlist;
if (firsttx == -1 || lasttx == -1)
{
return;
}
for (;firsttx <= lasttx; ++firsttx)
{
if (Wads.GetLumpNamespace(firsttx) == ns_hires)
{
Wads.GetLumpName (Name, firsttx);
if (Wads.CheckNumForName (Name, ns_hires) == firsttx)
{
tlist.Clear();
int amount = ListTextures(Name, tlist);
if (amount == 0)
{
// A texture with this name does not yet exist
FTexture * newtex = FTexture::CreateTexture (firsttx, FTexture::TEX_Any);
if (newtex != NULL)
{
newtex->UseType=FTexture::TEX_Override;
AddTexture(newtex);
}
}
else
{
for(unsigned int i = 0; i < tlist.Size(); i++)
{
FTexture * newtex = FTexture::CreateTexture (firsttx, FTexture::TEX_Any);
if (newtex != NULL)
{
FTexture * oldtex = Textures[tlist[i].GetIndex()].Texture;
// Replace the entire texture and adjust the scaling and offset factors.
newtex->bWorldPanning = true;
newtex->SetScaledSize(oldtex->GetScaledWidth(), oldtex->GetScaledHeight());
newtex->LeftOffset = FixedMul(oldtex->GetScaledLeftOffset(), newtex->xScale);
newtex->TopOffset = FixedMul(oldtex->GetScaledTopOffset(), newtex->yScale);
ReplaceTexture(tlist[i], newtex, true);
}
}
}
StartScreen->Progress();
}
}
}
}
//==========================================================================
//
// Loads the HIRESTEX lumps
//
//==========================================================================
void FTextureManager::LoadTextureDefs(int wadnum, const char *lumpname)
{
int remapLump, lastLump;
FString src;
bool is32bit;
int width, height;
int type, mode;
TArray<FTextureID> tlist;
lastLump = 0;
while ((remapLump = Wads.FindLump(lumpname, &lastLump)) != -1)
{
if (Wads.GetLumpFile(remapLump) == wadnum)
{
FScanner sc(remapLump);
while (sc.GetString())
{
if (sc.Compare("remap")) // remap an existing texture
{
sc.MustGetString();
// allow selection by type
if (sc.Compare("wall")) type=FTexture::TEX_Wall, mode=FTextureManager::TEXMAN_Overridable;
else if (sc.Compare("flat")) type=FTexture::TEX_Flat, mode=FTextureManager::TEXMAN_Overridable;
else if (sc.Compare("sprite")) type=FTexture::TEX_Sprite, mode=0;
else type = FTexture::TEX_Any, mode = 0;
if (type != FTexture::TEX_Any) sc.MustGetString();
sc.String[8]=0;
tlist.Clear();
int amount = ListTextures(sc.String, tlist);
FName texname = sc.String;
sc.MustGetString();
int lumpnum = Wads.CheckNumForFullName(sc.String, true, ns_patches);
if (lumpnum == -1) lumpnum = Wads.CheckNumForFullName(sc.String, true, ns_graphics);
if (tlist.Size() == 0)
{
Printf("Attempting to remap non-existent texture %s to %s\n",
texname.GetChars(), sc.String);
}
else if (lumpnum == -1)
{
Printf("Attempting to remap texture %s to non-existent lump %s\n",
texname.GetChars(), sc.String);
}
else
{
for(unsigned int i = 0; i < tlist.Size(); i++)
{
FTexture * oldtex = Textures[tlist[i].GetIndex()].Texture;
int sl;
// only replace matching types. For sprites also replace any MiscPatches
// based on the same lump. These can be created for icons.
if (oldtex->UseType == type || type == FTexture::TEX_Any ||
(mode == TEXMAN_Overridable && oldtex->UseType == FTexture::TEX_Override) ||
(type == FTexture::TEX_Sprite && oldtex->UseType == FTexture::TEX_MiscPatch &&
(sl=oldtex->GetSourceLump()) >= 0 && Wads.GetLumpNamespace(sl) == ns_sprites)
)
{
FTexture * newtex = FTexture::CreateTexture (lumpnum, FTexture::TEX_Any);
if (newtex != NULL)
{
// Replace the entire texture and adjust the scaling and offset factors.
newtex->bWorldPanning = true;
newtex->SetScaledSize(oldtex->GetScaledWidth(), oldtex->GetScaledHeight());
newtex->LeftOffset = FixedMul(oldtex->GetScaledLeftOffset(), newtex->xScale);
newtex->TopOffset = FixedMul(oldtex->GetScaledTopOffset(), newtex->yScale);
ReplaceTexture(tlist[i], newtex, true);
}
}
}
}
}
else if (sc.Compare("define")) // define a new "fake" texture
{
sc.GetString();
FString base = ExtractFileBase(sc.String, false);
if (!base.IsEmpty())
{
src = base.Left(8);
int lumpnum = Wads.CheckNumForFullName(sc.String, true, ns_patches);
if (lumpnum == -1) lumpnum = Wads.CheckNumForFullName(sc.String, true, ns_graphics);
sc.GetString();
is32bit = !!sc.Compare("force32bit");
if (!is32bit) sc.UnGet();
sc.GetNumber();
width = sc.Number;
sc.GetNumber();
height = sc.Number;
if (lumpnum>=0)
{
FTexture *newtex = FTexture::CreateTexture(lumpnum, FTexture::TEX_Override);
if (newtex != NULL)
{
// Replace the entire texture and adjust the scaling and offset factors.
newtex->bWorldPanning = true;
newtex->SetScaledSize(width, height);
newtex->Name = src;
FTextureID oldtex = TexMan.CheckForTexture(src, FTexture::TEX_MiscPatch);
if (oldtex.isValid())
{
ReplaceTexture(oldtex, newtex, true);
newtex->UseType = FTexture::TEX_Override;
}
else AddTexture(newtex);
}
}
}
//else Printf("Unable to define hires texture '%s'\n", tex->Name);
}
else if (sc.Compare("texture"))
{
ParseXTexture(sc, FTexture::TEX_Override);
}
else if (sc.Compare("sprite"))
{
ParseXTexture(sc, FTexture::TEX_Sprite);
}
else if (sc.Compare("walltexture"))
{
ParseXTexture(sc, FTexture::TEX_Wall);
}
else if (sc.Compare("flat"))
{
ParseXTexture(sc, FTexture::TEX_Flat);
}
else if (sc.Compare("graphic"))
{
ParseXTexture(sc, FTexture::TEX_MiscPatch);
}
else
{
sc.ScriptError("Texture definition expected, found '%s'", sc.String);
}
}
}
}
}
//==========================================================================
//
// FTextureManager :: AddPatches
//
//==========================================================================
void FTextureManager::AddPatches (int lumpnum)
{
FWadLump *file = Wads.ReopenLumpNum (lumpnum);
DWORD numpatches, i;
char name[9];
*file >> numpatches;
name[8] = '\0';
for (i = 0; i < numpatches; ++i)
{
file->Read (name, 8);
if (CheckForTexture (name, FTexture::TEX_WallPatch, 0) == -1)
{
CreateTexture (Wads.CheckNumForName (name, ns_patches), FTexture::TEX_WallPatch);
}
StartScreen->Progress();
}
delete file;
}
//==========================================================================
//
// FTextureManager :: LoadTexturesX
//
// Initializes the texture list with the textures from the world map.
//
//==========================================================================
void FTextureManager::LoadTextureX(int wadnum)
{
// Use the most recent PNAMES for this WAD.
// Multiple PNAMES in a WAD will be ignored.
int pnames = Wads.CheckNumForName("PNAMES", ns_global, wadnum, false);
if (pnames < 0)
{
// should never happen except for zdoom.pk3
return;
}
// Only add the patches if the PNAMES come from the current file
// Otherwise they have already been processed.
if (Wads.GetLumpFile(pnames) == wadnum) TexMan.AddPatches (pnames);
int texlump1 = Wads.CheckNumForName ("TEXTURE1", ns_global, wadnum);
int texlump2 = Wads.CheckNumForName ("TEXTURE2", ns_global, wadnum);
AddTexturesLumps (texlump1, texlump2, pnames);
}
//==========================================================================
//
// FTextureManager :: AddTexturesForWad
//
//==========================================================================
void FTextureManager::AddTexturesForWad(int wadnum)
{
int firsttexture = Textures.Size();
int lumpcount = Wads.GetNumLumps();
FirstTextureForFile.Push(firsttexture);
// First step: Load sprites
AddGroup(wadnum, ns_sprites, FTexture::TEX_Sprite);
// When loading a Zip, all graphics in the patches/ directory should be
// added as well.
AddGroup(wadnum, ns_patches, FTexture::TEX_WallPatch);
// Second step: TEXTUREx lumps
LoadTextureX(wadnum);
// Third step: Flats
AddGroup(wadnum, ns_flats, FTexture::TEX_Flat);
// Fourth step: Textures (TX_)
AddGroup(wadnum, ns_newtextures, FTexture::TEX_Override);
// Sixth step: Try to find any lump in the WAD that may be a texture and load as a TEX_MiscPatch
int firsttx = Wads.GetFirstLump(wadnum);
int lasttx = Wads.GetLastLump(wadnum);
for (int i= firsttx; i <= lasttx; i++)
{
bool skin = false;
FString Name;
Wads.GetLumpName(Name, i);
// Ignore anything not in the global namespace
int ns = Wads.GetLumpNamespace(i);
if (ns == ns_global)
{
// In Zips all graphics must be in a separate namespace.
if (Wads.GetLumpFlags(i) & LUMPF_ZIPFILE) continue;
// Ignore lumps with empty names.
if (Wads.CheckLumpName(i, "")) continue;
// Ignore anything belonging to a map
if (Wads.CheckLumpName(i, "THINGS")) continue;
if (Wads.CheckLumpName(i, "LINEDEFS")) continue;
if (Wads.CheckLumpName(i, "SIDEDEFS")) continue;
if (Wads.CheckLumpName(i, "VERTEXES")) continue;
if (Wads.CheckLumpName(i, "SEGS")) continue;
if (Wads.CheckLumpName(i, "SSECTORS")) continue;
if (Wads.CheckLumpName(i, "NODES")) continue;
if (Wads.CheckLumpName(i, "SECTORS")) continue;
if (Wads.CheckLumpName(i, "REJECT")) continue;
if (Wads.CheckLumpName(i, "BLOCKMAP")) continue;
if (Wads.CheckLumpName(i, "BEHAVIOR")) continue;
// Don't bother looking at this lump if something later overrides it.
if (Wads.CheckNumForName(Name, ns_graphics) != i) continue;
// skip this if it has already been added as a wall patch.
if (CheckForTexture(Name, FTexture::TEX_WallPatch, 0).Exists()) continue;
}
else if (ns == ns_graphics)
{
// Don't bother looking this lump if something later overrides it.
if (Wads.CheckNumForName(Name, ns_graphics) != i) continue;
}
else if (ns >= ns_firstskin)
{
// Don't bother looking this lump if something later overrides it.
if (Wads.CheckNumForName(Name, ns) != i) continue;
skin = true;
}
else continue;
// Try to create a texture from this lump and add it.
// Unfortunately we have to look at everything that comes through here...
FTexture *out = FTexture::CreateTexture(i, skin ? FTexture::TEX_SkinGraphic : FTexture::TEX_MiscPatch);
if (out != NULL)
{
AddTexture (out);
}
}
// Check for text based texture definitions
LoadTextureDefs(wadnum, "TEXTURES");
LoadTextureDefs(wadnum, "HIRESTEX");
// Seventh step: Check for hires replacements.
AddHiresTextures(wadnum);
SortTexturesByType(firsttexture, Textures.Size());
}
//==========================================================================
//
// FTextureManager :: SortTexturesByType
// sorts newly added textures by UseType so that anything defined
// in TEXTURES and HIRESTEX gets in its proper place.
//
//==========================================================================
void FTextureManager::SortTexturesByType(int start, int end)
{
TArray<FTexture *> newtextures;
// First unlink all newly added textures from the hash chain
for (int i = 0; i < HASH_SIZE; i++)
{
while (HashFirst[i] >= start && HashFirst[i] != HASH_END)
{
HashFirst[i] = Textures[HashFirst[i]].HashNext;
}
}
newtextures.Resize(end-start);
for(int i=start; i<end; i++)
{
newtextures[i-start] = Textures[i].Texture;
}
Textures.Resize(start);
Translation.Resize(start);
static int texturetypes[] = {
FTexture::TEX_Sprite, FTexture::TEX_Null, FTexture::TEX_FirstDefined,
FTexture::TEX_WallPatch, FTexture::TEX_Wall, FTexture::TEX_Flat,
FTexture::TEX_Override, FTexture::TEX_MiscPatch, FTexture::TEX_SkinGraphic
};
for(unsigned int i=0;i<countof(texturetypes);i++)
{
for(unsigned j = 0; j<newtextures.Size(); j++)
{
if (newtextures[j] != NULL && newtextures[j]->UseType == texturetypes[i])
{
AddTexture(newtextures[j]);
newtextures[j] = NULL;
}
}
}
// This should never happen. All other UseTypes are only used outside
for(unsigned j = 0; j<newtextures.Size(); j++)
{
if (newtextures[j] != NULL)
{
Printf("Texture %s has unknown type!\n", newtextures[j]->Name.GetChars());
AddTexture(newtextures[j]);
}
}
}
//==========================================================================
//
// FTextureManager :: Init
//
//==========================================================================
void FTextureManager::Init()
{
DeleteAll();
SpriteFrames.Clear();
// Init Build Tile data if it hasn't been done already
if (BuildTileFiles.Size() == 0) CountBuildTiles ();
FTexture::InitGrayMap();
// Texture 0 is a dummy texture used to indicate "no texture"
AddTexture (new FDummyTexture);
int wadcnt = Wads.GetNumWads();
for(int i = 0; i< wadcnt; i++)
{
AddTexturesForWad(i);
}
// Add one marker so that the last WAD is easier to handle and treat
// Build tiles as a completely separate block.
FirstTextureForFile.Push(Textures.Size());
InitBuildTiles ();
FirstTextureForFile.Push(Textures.Size());
DefaultTexture = CheckForTexture ("-NOFLAT-", FTexture::TEX_Override, 0);
// The Hexen scripts use BLANK as a blank texture, even though it's really not.
// I guess the Doom renderer must have clipped away the line at the bottom of
// the texture so it wasn't visible. I'll just map it to 0, so it really is blank.
if (gameinfo.gametype == GAME_Hexen)
{
FTextureID tex = CheckForTexture ("BLANK", FTexture::TEX_Wall, false);
if (tex.Exists())
{
SetTranslation (tex, 0);
}
}
// Hexen parallax skies use color 0 to indicate transparency on the front
// layer, so we must not remap color 0 on these textures. Unfortunately,
// the only way to identify these textures is to check the MAPINFO.
for (unsigned int i = 0; i < wadlevelinfos.Size(); ++i)
{
if (wadlevelinfos[i].flags & LEVEL_DOUBLESKY)
{
FTextureID picnum = CheckForTexture (wadlevelinfos[i].SkyPic1, FTexture::TEX_Wall, false);
if (picnum.isValid())
{
Textures[picnum.GetIndex()].Texture->SetFrontSkyLayer ();
}
}
}
InitAnimated();
InitAnimDefs();
FixAnimations();
InitSwitchList();
InitPalettedVersions();
}
//==========================================================================
//
// FTextureManager :: InitPalettedVersions
//
//==========================================================================
void FTextureManager::InitPalettedVersions()
{
int lump, lastlump = 0;
PalettedVersions.Clear();
while ((lump = Wads.FindLump("PALVERS", &lastlump)) != -1)
{
FScanner sc(lump);
while (sc.GetString())
{
FTextureID pic1 = CheckForTexture(sc.String, FTexture::TEX_Any);
if (!pic1.isValid())
{
sc.ScriptMessage("Unknown texture %s to replace", sc.String);
}
sc.MustGetString();
FTextureID pic2 = CheckForTexture(sc.String, FTexture::TEX_Any);
if (!pic2.isValid())
{
sc.ScriptMessage("Unknown texture %s to use as replacement", sc.String);
}
if (pic1.isValid() && pic2.isValid())
{
PalettedVersions[pic1.GetIndex()] = pic2.GetIndex();
}
}
}
}
//==========================================================================
//
// FTextureManager :: PalCheck
//
//==========================================================================
FTextureID FTextureManager::PalCheck(FTextureID tex)
{
if (vid_nopalsubstitutions) return tex;
int *newtex = PalettedVersions.CheckKey(tex.GetIndex());
if (newtex == NULL || *newtex == 0) return tex;
return *newtex;
}
//==========================================================================
//
// FTextureManager :: WriteTexture
//
//==========================================================================
void FTextureManager::WriteTexture (FArchive &arc, int picnum)
{
FTexture *pic;
if (picnum < 0)
{
arc.WriteName(NULL);
return;
}
else if ((size_t)picnum >= Textures.Size())
{
pic = Textures[0].Texture;
}
else
{
pic = Textures[picnum].Texture;
}
if (Wads.GetLinkedTexture(pic->SourceLump) == pic)
{
arc.WriteName(Wads.GetLumpFullName(pic->SourceLump));
}
else
{
arc.WriteName(pic->Name);
}
arc.WriteCount(pic->UseType);
}
//==========================================================================
//
// FTextureManager :: ReadTexture
//
//==========================================================================
int FTextureManager::ReadTexture (FArchive &arc)
{
int usetype;
const char *name;
name = arc.ReadName ();
if (name != NULL)
{
usetype = arc.ReadCount ();
return GetTexture (name, usetype).GetIndex();
}
else return -1;
}
//===========================================================================
//
// R_GuesstimateNumTextures
//
// Returns an estimate of the number of textures R_InitData will have to
// process. Used by D_DoomMain() when it calls ST_Init().
//
//===========================================================================
int FTextureManager::GuesstimateNumTextures ()
{
int numtex = 0;
for(int i = Wads.GetNumLumps()-1; i>=0; i--)
{
int space = Wads.GetLumpNamespace(i);
switch(space)
{
case ns_flats:
case ns_sprites:
case ns_newtextures:
case ns_hires:
case ns_patches:
case ns_graphics:
numtex++;
break;
default:
if (Wads.GetLumpFlags(i) & LUMPF_MAYBEFLAT) numtex++;
break;
}
}
numtex += CountBuildTiles ();
numtex += CountTexturesX ();
return numtex;
}
//===========================================================================
//
// R_CountTexturesX
//
// See R_InitTextures() for the logic in deciding what lumps to check.
//
//===========================================================================
int FTextureManager::CountTexturesX ()
{
int count = 0;
int wadcount = Wads.GetNumWads();
for (int wadnum = 0; wadnum < wadcount; wadnum++)
{
// Use the most recent PNAMES for this WAD.
// Multiple PNAMES in a WAD will be ignored.
int pnames = Wads.CheckNumForName("PNAMES", ns_global, wadnum, false);
// should never happen except for zdoom.pk3
if (pnames < 0) continue;
// Only count the patches if the PNAMES come from the current file
// Otherwise they have already been counted.
if (Wads.GetLumpFile(pnames) == wadnum)
{
count += CountLumpTextures (pnames);
}
int texlump1 = Wads.CheckNumForName ("TEXTURE1", ns_global, wadnum);
int texlump2 = Wads.CheckNumForName ("TEXTURE2", ns_global, wadnum);
count += CountLumpTextures (texlump1) - 1;
count += CountLumpTextures (texlump2) - 1;
}
return count;
}
//===========================================================================
//
// R_CountLumpTextures
//
// Returns the number of patches in a PNAMES/TEXTURE1/TEXTURE2 lump.
//
//===========================================================================
int FTextureManager::CountLumpTextures (int lumpnum)
{
if (lumpnum >= 0)
{
FWadLump file = Wads.OpenLumpNum (lumpnum);
DWORD numtex;
file >> numtex;
return int(numtex) >= 0 ? numtex : 0;
}
return 0;
}
//===========================================================================
//
// R_PrecacheLevel
//
// Preloads all relevant graphics for the level.
//
//===========================================================================
void FTextureManager::PrecacheLevel (void)
{
BYTE *hitlist;
int cnt = NumTextures();
if (demoplayback)
return;
hitlist = new BYTE[cnt];
memset (hitlist, 0, cnt);
screen->GetHitlist(hitlist);
for (unsigned i = 0; i < level.info->PrecacheTextures.Size(); i++)
{
FTextureID tex = TexMan.CheckForTexture(level.info->PrecacheTextures[i], FTexture::TEX_Wall, FTextureManager::TEXMAN_Overridable|FTextureManager::TEXMAN_TryAny|FTextureManager::TEXMAN_ReturnFirst);
if (tex.Exists()) hitlist[tex.GetIndex()] |= FTextureManager::HIT_Wall;
}
for (int i = cnt - 1; i >= 0; i--)
{
Renderer->PrecacheTexture(ByIndex(i), hitlist[i]);
}
delete[] hitlist;
}
//==========================================================================
//
// operator<<
//
//==========================================================================
FArchive &operator<< (FArchive &arc, FTextureID &tex)
{
if (arc.IsStoring())
{
TexMan.WriteTexture(arc, tex.texnum);
}
else
{
tex.texnum = TexMan.ReadTexture(arc);
}
return arc;
}
//==========================================================================
//
// FTextureID::operator+
// Does not return invalid texture IDs
//
//==========================================================================
FTextureID FTextureID::operator +(int offset) throw()
{
if (!isValid()) return *this;
if (texnum + offset >= TexMan.NumTextures()) return FTextureID(-1);
return FTextureID(texnum + offset);
}
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