//
// TextureManger::cachePatch
//
void TextureManager::cachePatch(texhandle_t handle)
{
unsigned int lumpnum = handle & ~(PATCH_HANDLE_MASK | SPRITE_HANDLE_MASK);
unsigned int lumplen = W_LumpLength(lumpnum);
byte* lumpdata = new byte[lumplen];
W_ReadLump(lumpnum, lumpdata);
int width = LESHORT(*(short*)(lumpdata + 0));
int height = LESHORT(*(short*)(lumpdata + 2));
int offsetx = LESHORT(*(short*)(lumpdata + 4));
int offsety = LESHORT(*(short*)(lumpdata + 6));
Texture* texture = createTexture(handle, width, height);
texture->mOffsetX = offsetx;
texture->mOffsetY = offsety;
if (clientside)
{
// TODO: remove this once proper masking is in place
memset(texture->mData, 0, width * height);
// initialize the mask to entirely transparent
memset(texture->mMask, 0, width * height);
R_DrawPatchIntoTexture(texture, lumpdata, 0, 0);
texture->mHasMask = (memchr(texture->mMask, 0, width * height) != NULL);
}
delete [] lumpdata;
}
bool NetDemo::writeHeader()
{
strncpy(header.identifier, "ODAD", 4);
header.version = NETDEMOVER;
header.compression = 0;
header.snapshot_spacing = NetDemo::SNAPSHOT_SPACING;
netdemo_header_t tmpheader;
memcpy(&tmpheader, &header, sizeof(header));
// convert from native byte ordering to little-endian
tmpheader.snapshot_index_size = LESHORT(tmpheader.snapshot_index_size);
tmpheader.snapshot_index_offset = LELONG(tmpheader.snapshot_index_offset);
tmpheader.map_index_size = LESHORT(tmpheader.map_index_size);
tmpheader.map_index_offset = LELONG(tmpheader.map_index_offset);
tmpheader.snapshot_spacing = LESHORT(tmpheader.snapshot_spacing);
tmpheader.starting_gametic = LELONG(tmpheader.starting_gametic);
tmpheader.ending_gametic = LELONG(tmpheader.ending_gametic);
fseek(demofp, 0, SEEK_SET);
size_t cnt = 0;
cnt += sizeof(tmpheader.identifier) *
fwrite(&tmpheader.identifier, sizeof(tmpheader.identifier), 1, demofp);
cnt += sizeof(tmpheader.version) *
fwrite(&tmpheader.version, sizeof(tmpheader.version), 1, demofp);
cnt += sizeof(tmpheader.compression) *
fwrite(&tmpheader.compression, sizeof(tmpheader.compression), 1, demofp);
cnt += sizeof(tmpheader.snapshot_index_size) *
fwrite(&tmpheader.snapshot_index_size, sizeof(tmpheader.snapshot_index_size), 1, demofp);
cnt += sizeof(tmpheader.snapshot_index_offset)*
fwrite(&tmpheader.snapshot_index_offset, sizeof(tmpheader.snapshot_index_offset), 1, demofp);
cnt += sizeof(tmpheader.map_index_size) *
fwrite(&tmpheader.map_index_size, sizeof(tmpheader.map_index_size), 1, demofp);
cnt += sizeof(tmpheader.map_index_offset)*
fwrite(&tmpheader.map_index_offset, sizeof(tmpheader.map_index_offset), 1, demofp);
cnt += sizeof(tmpheader.snapshot_spacing) *
fwrite(&tmpheader.snapshot_spacing, sizeof(tmpheader.snapshot_spacing), 1, demofp);
cnt += sizeof(tmpheader.starting_gametic) *
fwrite(&tmpheader.starting_gametic, sizeof(tmpheader.starting_gametic), 1, demofp);
cnt += sizeof(tmpheader.ending_gametic) *
fwrite(&tmpheader.ending_gametic, sizeof(tmpheader.ending_gametic), 1, demofp);
cnt += sizeof(tmpheader.reserved) *
fwrite(&tmpheader.reserved, sizeof(tmpheader.reserved), 1, demofp);
if (cnt < NetDemo::HEADER_SIZE)
return false;
return true;
}
// Find a string by name
int FStringTable::FindString (const char *name) const
{
if (Names == NULL)
{
LoadNames ();
}
const WORD *nameOfs = (WORD *)Names;
const char *nameBase = (char *)Names + NumStrings*4;
int min = 0;
int max = NumStrings-1;
while (min <= max)
{
const int mid = (min + max) / 2;
const char *const tablename = LESHORT(nameOfs[mid*2]) + nameBase;
const int lex = stricmp (name, tablename);
if (lex == 0)
return nameOfs[mid*2+1];
else if (lex < 0)
max = mid - 1;
else
min = mid + 1;
}
return -1;
}
void FStringTable::LoadNames () const
{
BYTE *lump = (BYTE *)W_CacheLumpNum (LumpNum, PU_CACHE);
int nameLen = LESHORT(((Header *)lump)->NameLen);
FlushNames ();
Names = new BYTE[nameLen + 4*NumStrings];
memcpy (Names, lump + sizeof(Header), nameLen + 4*NumStrings);
}
bool NetDemo::readHeader()
{
fseek(demofp, 0, SEEK_SET);
size_t cnt = 0;
cnt += sizeof(header.identifier) *
fread(&header.identifier, sizeof(header.identifier), 1, demofp);
cnt += sizeof(header.version) *
fread(&header.version, sizeof(header.version), 1, demofp);
cnt += sizeof(header.compression) *
fread(&header.compression, sizeof(header.compression), 1, demofp);
cnt += sizeof(header.snapshot_index_size) *
fread(&header.snapshot_index_size, sizeof(header.snapshot_index_size), 1, demofp);
cnt += sizeof(header.snapshot_index_offset)*
fread(&header.snapshot_index_offset, sizeof(header.snapshot_index_offset), 1, demofp);
cnt += sizeof(header.map_index_size) *
fread(&header.map_index_size, sizeof(header.map_index_size), 1, demofp);
cnt += sizeof(header.map_index_offset)*
fread(&header.map_index_offset, sizeof(header.map_index_offset), 1, demofp);
cnt += sizeof(header.snapshot_spacing) *
fread(&header.snapshot_spacing, sizeof(header.snapshot_spacing), 1, demofp);
cnt += sizeof(header.starting_gametic) *
fread(&header.starting_gametic, sizeof(header.starting_gametic), 1, demofp);
cnt += sizeof(header.ending_gametic) *
fread(&header.ending_gametic, sizeof(header.ending_gametic), 1, demofp);
cnt += sizeof(header.reserved) *
fread(&header.reserved, sizeof(header.reserved), 1, demofp);
if (cnt < NetDemo::HEADER_SIZE)
return false;
// convert from little-endian to native byte ordering
header.snapshot_index_size = LESHORT(header.snapshot_index_size);
header.snapshot_index_offset = LELONG(header.snapshot_index_offset);
header.map_index_size = LESHORT(header.map_index_size);
header.map_index_offset = LELONG(header.map_index_offset);
header.snapshot_spacing = LESHORT(header.snapshot_spacing);
header.starting_gametic = LELONG(header.starting_gametic);
header.ending_gametic = LELONG(header.ending_gametic);
return true;
}
//
// R_DrawPatchIntoTexture
//
// Draws a lump in patch_t format into a Texture at the given offset.
//
static void R_DrawPatchIntoTexture(Texture* texture, const byte* lumpdata, int xoffs, int yoffs)
{
int texwidth = texture->getWidth();
int texheight = texture->getHeight();
int patchwidth = LESHORT(*(short*)(lumpdata + 0));
const int* colofs = (int*)(lumpdata + 8);
int x1 = MAX(xoffs, 0);
int x2 = MIN(xoffs + patchwidth - 1, texwidth - 1);
for (int x = x1; x <= x2; x++)
{
int abstopdelta = 0;
const byte* post = lumpdata + LELONG(colofs[x - xoffs]);
while (*post != 0xFF)
{
int posttopdelta = *(post + 0);
int postlength = *(post + 1);
// handle DeePsea tall patches where topdelta is treated as a relative
// offset instead of an absolute offset
if (posttopdelta <= abstopdelta)
abstopdelta += posttopdelta;
else
abstopdelta = posttopdelta;
int topoffset = yoffs + abstopdelta;
int y1 = MAX(topoffset, 0);
int y2 = MIN(topoffset + postlength - 1, texheight - 1);
if (y1 <= y2)
{
byte* dest = texture->getData() + texheight * x + y1;
const byte* source = post + 3;
memcpy(dest, source, y2 - y1 + 1);
// set up the mask
byte* mask = texture->getMaskData() + texheight * x + y1;
memset(mask, 1, y2 - y1 + 1);
}
post += postlength + 4;
}
}
}
//
// R_InitTextures
// Initializes the texture list
// with the textures from the world map.
//
void R_InitTextures (void)
{
maptexture_t* mtexture;
texture_t* texture;
mappatch_t* mpatch;
texpatch_t* patch;
int i;
int j;
int* maptex;
int* maptex2;
int* maptex1;
int* patchlookup;
int totalwidth;
int nummappatches;
int offset;
int maxoff;
int maxoff2;
int numtextures1;
int numtextures2;
int* directory;
int errors = 0;
// Load the patch names from pnames.lmp.
{
char *names = (char *)W_CacheLumpName ("PNAMES", PU_STATIC);
char *name_p = names+4;
nummappatches = LELONG ( *((int *)names) );
patchlookup = new int[nummappatches];
for (i = 0; i < nummappatches; i++)
{
patchlookup[i] = W_CheckNumForName (name_p + i*8);
if (patchlookup[i] == -1)
{
// killough 4/17/98:
// Some wads use sprites as wall patches, so repeat check and
// look for sprites this time, but only if there were no wall
// patches found. This is the same as allowing for both, except
// that wall patches always win over sprites, even when they
// appear first in a wad. This is a kludgy solution to the wad
// lump namespace problem.
patchlookup[i] = W_CheckNumForName (name_p + i*8, ns_sprites);
}
}
Z_Free (names);
}
// Load the map texture definitions from textures.lmp.
// The data is contained in one or two lumps,
// TEXTURE1 for shareware, plus TEXTURE2 for commercial.
maptex = maptex1 = (int *)W_CacheLumpName ("TEXTURE1", PU_STATIC);
numtextures1 = LELONG(*maptex);
maxoff = W_LumpLength (W_GetNumForName ("TEXTURE1"));
directory = maptex+1;
if (W_CheckNumForName ("TEXTURE2") != -1)
{
maptex2 = (int *)W_CacheLumpName ("TEXTURE2", PU_STATIC);
numtextures2 = LELONG(*maptex2);
maxoff2 = W_LumpLength (W_GetNumForName ("TEXTURE2"));
}
else
{
maptex2 = NULL;
numtextures2 = 0;
maxoff2 = 0;
}
// denis - fix memory leaks
for (i = 0; i < numtextures; i++)
{
delete[] texturecolumnlump[i];
delete[] texturecolumnofs[i];
}
// denis - fix memory leaks
delete[] textures;
delete[] texturecolumnlump;
delete[] texturecolumnofs;
delete[] texturecomposite;
delete[] texturecompositesize;
delete[] texturewidthmask;
delete[] textureheight;
delete[] texturescalex;
delete[] texturescaley;
numtextures = numtextures1 + numtextures2;
textures = new texture_t *[numtextures];
texturecolumnlump = new short *[numtextures];
texturecolumnofs = new unsigned int *[numtextures];
texturecomposite = new byte *[numtextures];
texturecompositesize = new int[numtextures];
texturewidthmask = new int[numtextures];
textureheight = new fixed_t[numtextures];
texturescalex = new fixed_t[numtextures];
texturescaley = new fixed_t[numtextures];
totalwidth = 0;
for (i = 0; i < numtextures; i++, directory++)
{
if (i == numtextures1)
{
// Start looking in second texture file.
maptex = maptex2;
maxoff = maxoff2;
directory = maptex+1;
}
offset = LELONG(*directory);
if (offset > maxoff)
I_FatalError ("R_InitTextures: bad texture directory");
mtexture = (maptexture_t *) ( (byte *)maptex + offset);
texture = textures[i] = (texture_t *)
Z_Malloc (sizeof(texture_t)
+ sizeof(texpatch_t)*(SAFESHORT(mtexture->patchcount)-1),
PU_STATIC, 0);
texture->width = SAFESHORT(mtexture->width);
texture->height = SAFESHORT(mtexture->height);
texture->patchcount = SAFESHORT(mtexture->patchcount);
strncpy (texture->name, mtexture->name, 9); // denis - todo string limit?
std::transform(texture->name, texture->name + strlen(texture->name), texture->name, toupper);
mpatch = &mtexture->patches[0];
patch = &texture->patches[0];
for (j=0 ; j<texture->patchcount ; j++, mpatch++, patch++)
{
patch->originx = LESHORT(mpatch->originx);
patch->originy = LESHORT(mpatch->originy);
patch->patch = patchlookup[LESHORT(mpatch->patch)];
if (patch->patch == -1)
{
Printf (PRINT_HIGH, "R_InitTextures: Missing patch in texture %s\n", texture->name);
errors++;
}
}
texturecolumnlump[i] = new short[texture->width];
texturecolumnofs[i] = new unsigned int[texture->width];
for (j = 1; j*2 <= texture->width; j <<= 1)
;
texturewidthmask[i] = j-1;
textureheight[i] = texture->height << FRACBITS;
// [RH] Special for beta 29: Values of 0 will use the tx/ty cvars
// to determine scaling instead of defaulting to 8. I will likely
// remove this once I finish the betas, because by then, users
// should be able to actually create scaled textures.
texturescalex[i] = mtexture->scalex ? mtexture->scalex << (FRACBITS - 3) : FRACUNIT;
texturescaley[i] = mtexture->scaley ? mtexture->scaley << (FRACBITS - 3) : FRACUNIT;
totalwidth += texture->width;
}
delete[] patchlookup;
Z_Free (maptex1);
if (maptex2)
Z_Free (maptex2);
if (errors)
I_FatalError ("%d errors in R_InitTextures.", errors);
// [RH] Setup hash chains. Go from back to front so that if
// duplicates are found, the first one gets used instead
// of the last (thus mimicing the original behavior
// of R_CheckTextureNumForName().
for (i = 0; i < numtextures; i++)
textures[i]->index = -1;
for (i = numtextures - 1; i >= 0; i--)
{
j = 0; //W_LumpNameHash (textures[i]->name) % (unsigned) numtextures;
textures[i]->next = textures[j]->index;
textures[j]->index = i;
}
if (clientside) // server doesn't need to load patches ever
{
// Precalculate whatever possible.
for (i = 0; i < numtextures; i++)
R_GenerateLookup (i, &errors);
}
// if (errors)
// I_FatalError ("%d errors encountered during texture generation.", errors);
// Create translation table for global animation.
delete[] texturetranslation;
texturetranslation = new int[numtextures+1];
for (i = 0; i < numtextures; i++)
texturetranslation[i] = i;
}
void FStringTable::LoadStrings (int lump, int expectedSize, bool enuOnly)
{
BYTE *strData = (BYTE *)W_CacheLumpNum (lump, PU_CACHE);
int lumpLen = LELONG(((Header *)strData)->FileSize);
int nameCount = LESHORT(((Header *)strData)->NameCount);
int nameLen = LESHORT(((Header *)strData)->NameLen);
int languageStart = sizeof(Header) + nameCount*4 + nameLen;
languageStart += (4 - languageStart) & 3;
if (expectedSize >= 0 && nameCount != expectedSize)
{
char name[9];
W_GetLumpName (name, lump);
name[8] = 0;
I_FatalError ("%s had %d strings.\nThis version of ZDoom expects it to have %d.",
name, nameCount, expectedSize);
}
FreeStandardStrings ();
NumStrings = nameCount;
LumpNum = lump;
if (Strings == NULL)
{
Strings = new char *[nameCount];
StringStatus = new BYTE[(nameCount+7)/8];
memset (StringStatus, 0, (nameCount+7)/8); // 0 means: from wad (standard)
memset (Strings, 0, sizeof(char *)*nameCount);
}
BYTE *const start = strData + languageStart;
BYTE *const end = strData + lumpLen;
int loadedCount, i;
for (loadedCount = i = 0; i < NumStrings; ++i)
{
if (Strings[i] != NULL)
{
++loadedCount;
}
}
if (!enuOnly)
{
for (i = 0; i < 4 && loadedCount != nameCount; ++i)
{
loadedCount += LoadLanguage (LanguageIDs[i], true, start, end);
loadedCount += LoadLanguage (LanguageIDs[i] & MAKE_ID(0xff,0xff,0,0), true, start, end);
loadedCount += LoadLanguage (LanguageIDs[i], false, start, end);
}
}
// Fill in any missing strings with the default language (enu)
if (loadedCount != nameCount)
{
loadedCount += LoadLanguage (MAKE_ID('e','n','u',0), true, start, end);
}
DoneLoading (start, end);
if (loadedCount != nameCount)
{
I_FatalError ("Loaded %d strings (expected %d)", loadedCount, nameCount);
}
}
void P_TranslateLineDef (line_t *ld, maplinedef_t *mld)
{
short special = LESHORT(mld->special);
short tag = LESHORT(mld->tag);
short flags = LESHORT(mld->flags);
bool passthrough = (flags & ML_PASSUSE_BOOM);
int i;
flags &= 0x01ff; // Ignore flags unknown to DOOM
if (special <= NUM_SPECIALS)
{
// This is a regular special; translate thru LUT
flags = flags | (SpecialTranslation[special].flags << 8);
if (passthrough)
{
if (GET_SPAC(flags) == SPAC_USE)
{
flags &= ~ML_SPAC_MASK;
flags |= SPAC_USETHROUGH << ML_SPAC_SHIFT;
}
if (GET_SPAC(flags) == SPAC_CROSS)
{
flags &= ~ML_SPAC_MASK;
flags |= SPAC_CROSSTHROUGH << ML_SPAC_SHIFT;
}
// TODO: what to do with gun-activated lines with passthrough?
}
ld->special = SpecialTranslation[special].newspecial;
for (i = 0; i < 5; i++)
ld->args[i] = SpecialTranslation[special].args[i] == TAG ? tag :
SpecialTranslation[special].args[i];
}
else if (special == 337)
{
ld->special = Line_Horizon;
ld->flags = flags;
ld->id = tag;
memset(ld->args, 0, sizeof(ld->args));
}
else if (special >= 340 && special <= 347)
{
// [SL] 2012-01-30 - convert to ZDoom Plane_Align special for
// sloping sectors
ld->special = Plane_Align;
ld->flags = flags;
ld->id = tag;
memset(ld->args, 0, sizeof(ld->args));
switch (special)
{
case 340: // Slope the Floor in front of the line
ld->args[0] = 1;
break;
case 341: // Slope the Ceiling in front of the line
ld->args[1] = 1;
break;
case 342: // Slope the Floor+Ceiling in front of the line
ld->args[0] = ld->args[1] = 1;
break;
case 343: // Slope the Floor behind the line
ld->args[0] = 2;
break;
case 344: // Slope the Ceiling behind the line
ld->args[1] = 2;
break;
case 345: // Slope the Floor+Ceiling behind the line
ld->args[0] = ld->args[1] = 2;
break;
case 346: // Slope the Floor behind+Ceiling in front of the line
ld->args[0] = 2;
ld->args[1] = 1;
break;
case 347: // Slope the Floor in front+Ceiling behind the line
ld->args[0] = 1;
ld->args[1] = 2;
}
}
else if (special <= GenCrusherBase)
{
if (special >= OdamexStaticInits && special < OdamexStaticInits + NUM_STATIC_INITS)
{
// An Odamex Static_Init special
ld->special = Static_Init;
ld->args[0] = tag;
ld->args[1] = special - OdamexStaticInits;
}
else
{
// This is an unknown special. Just zero it.
ld->special = 0;
memset (ld->args, 0, sizeof(ld->args));
}
}
else
{
// Anything else is a BOOM generalized linedef type
switch (special & 0x0007)
{
case WalkMany:
flags |= ML_REPEAT_SPECIAL;
case WalkOnce:
if (passthrough)
flags |= SPAC_CROSSTHROUGH << ML_SPAC_SHIFT;
else
flags |= SPAC_CROSS << ML_SPAC_SHIFT;
break;
case SwitchMany:
case PushMany:
flags |= ML_REPEAT_SPECIAL;
case SwitchOnce:
case PushOnce:
if (passthrough)
flags |= SPAC_USETHROUGH << ML_SPAC_SHIFT;
else
flags |= SPAC_USE << ML_SPAC_SHIFT;
break;
case GunMany:
flags |= ML_REPEAT_SPECIAL;
case GunOnce:
flags |= SPAC_IMPACT << ML_SPAC_SHIFT;
break;
}
// We treat push triggers like switch triggers with zero tags.
if ((special & 0x0007) == PushMany ||
(special & 0x0007) == PushOnce)
ld->args[0] = 0;
else
ld->args[0] = tag;
if (special <= GenStairsBase)
{
// Generalized crusher (tag, dnspeed, upspeed, silent, damage)
ld->special = Generic_Crusher;
if (special & 0x0020)
flags |= ML_MONSTERSCANACTIVATE;
switch (special & 0x0018) {
case 0x0000: ld->args[1] = C_SLOW; break;
case 0x0008: ld->args[1] = C_NORMAL; break;
case 0x0010: ld->args[1] = C_FAST; break;
case 0x0018: ld->args[1] = C_TURBO; break;
}
ld->args[2] = ld->args[1];
ld->args[3] = (special & 0x0040) >> 6;
ld->args[4] = 10;
}
else if (special <= GenLiftBase)
//
// TextureManager::addTextureDirectory
//
// Requires that the PNAMES lump has been read and processed.
//
void TextureManager::addTextureDirectory(const char* lumpname)
{
//
// Texture definition.
// Each texture is composed of one or more patches,
// with patches being lumps stored in the WAD.
// The lumps are referenced by number, and patched
// into the rectangular texture space using origin
// and possibly other attributes.
//
struct mappatch_t
{
short originx;
short originy;
short patch;
short stepdir;
short colormap;
};
//
// Texture definition.
// A DOOM wall texture is a list of patches
// which are to be combined in a predefined order.
//
struct maptexture_t
{
char name[8];
WORD masked; // [RH] Unused
BYTE scalex; // [RH] Scaling (8 is normal)
BYTE scaley; // [RH] Same as above
short width;
short height;
byte columndirectory[4]; // OBSOLETE
short patchcount;
mappatch_t patches[1];
};
int lumpnum = W_CheckNumForName(lumpname);
if (lumpnum == -1)
{
if (iequals("TEXTURE1", lumpname))
I_Error("R_InitTextures: TEXTURE1 lump not found");
return;
}
size_t lumplen = W_LumpLength(lumpnum);
if (lumplen == 0)
return;
byte* lumpdata = new byte[lumplen];
W_ReadLump(lumpnum, lumpdata);
int* texoffs = (int*)(lumpdata + 4);
// keep track of the number of texture errors
int errors = 0;
int count = LELONG(*((int*)(lumpdata + 0)));
for (int i = 0; i < count; i++)
{
maptexture_t* mtexdef = (maptexture_t*)((byte*)lumpdata + LELONG(texoffs[i]));
size_t texdefsize = sizeof(texdef_t) + sizeof(texdefpatch_t) * (SAFESHORT(mtexdef->patchcount) - 1);
texdef_t* texdef = (texdef_t*)(new byte[texdefsize]);
texdef->width = SAFESHORT(mtexdef->width);
texdef->height = SAFESHORT(mtexdef->height);
texdef->patchcount = SAFESHORT(mtexdef->patchcount);
texdef->scalex = mtexdef->scalex;
texdef->scaley = mtexdef->scaley;
char uname[9];
for (int c = 0; c < 8; c++)
uname[c] = toupper(mtexdef->name[c]);
uname[8] = 0;
mappatch_t* mpatch = &mtexdef->patches[0];
texdefpatch_t* patch = &texdef->patches[0];
for (int j = 0; j < texdef->patchcount; j++, mpatch++, patch++)
{
patch->originx = LESHORT(mpatch->originx);
patch->originy = LESHORT(mpatch->originy);
patch->patch = mPNameLookup[LESHORT(mpatch->patch)];
if (patch->patch == -1)
{
Printf(PRINT_HIGH, "R_InitTextures: Missing patch in texture %s\n", uname);
errors++;
}
}
mTextureDefinitions.push_back(texdef);
mTextureNameTranslationMap[uname] = mTextureDefinitions.size() - 1;
}
delete [] lumpdata;
}