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Merge pull request #481 from alexey-lysiuk/fix_hexen_mac

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Fixed another issue with Hexen Mac
This commit is contained in:
coelckers 2016-01-17 13:08:27 +01:00
commit 5f5c02976f
1 changed files with 45 additions and 14 deletions
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59
src/w_wad.cpp
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@ -961,8 +961,10 @@ void FWadCollection::RenameNerve ()
//
// FixMacHexen
//
// Rename unused high resolution font lumps because they are incorrectly
// treated as extended characters
// Discard all extra lumps in Mac version of Hexen IWAD (demo or full)
// to avoid any issues caused by names of these lumps, including:
// * Wrong height of small font
// * Broken life bar of mage class
//
//==========================================================================
@ -973,22 +975,51 @@ void FWadCollection::FixMacHexen()
return;
}
for (int i = GetFirstLump(IWAD_FILENUM), last = GetLastLump(IWAD_FILENUM); i <= last; ++i)
FileReader* const reader = GetFileReader(IWAD_FILENUM);
const long iwadSize = reader->GetLength();
static const long DEMO_SIZE = 13596228;
static const long FULL_SIZE = 21078584;
if ( DEMO_SIZE != iwadSize
&& FULL_SIZE != iwadSize)
{
assert(IWAD_FILENUM == LumpInfo[i].wadnum);
return;
}
FResourceLump* const lump = LumpInfo[i].lump;
char* const name = lump->Name;
reader->Seek(0, SEEK_SET);
// Unwanted lumps are named like FONTA??1
BYTE checksum[16];
MD5Context md5;
md5.Update(reader, iwadSize);
md5.Final(checksum);
if (8 == strlen(name)
&& MAKE_ID('F', 'O', 'N', 'T') == lump->dwName
&& 'A' == name[4] && '1' == name[7]
&& isdigit(name[5]) && isdigit(name[6]))
{
name[0] = '\0';
}
static const BYTE HEXEN_DEMO_MD5[16] =
{
0x92, 0x5f, 0x9f, 0x50, 0x00, 0xe1, 0x7d, 0xc8,
0x4b, 0x0a, 0x6a, 0x3b, 0xed, 0x3a, 0x6f, 0x31
};
static const BYTE HEXEN_FULL_MD5[16] =
{
0xb6, 0x81, 0x40, 0xa7, 0x96, 0xf6, 0xfd, 0x7f,
0x3a, 0x5d, 0x32, 0x26, 0xa3, 0x2b, 0x93, 0xbe
};
if ( 0 != memcmp(HEXEN_DEMO_MD5, checksum, sizeof checksum)
&& 0 != memcmp(HEXEN_FULL_MD5, checksum, sizeof checksum))
{
return;
}
static const int EXTRA_LUMPS = 299;
const int lastLump = GetLastLump(IWAD_FILENUM);
assert(GetFirstLump(IWAD_FILENUM) + 299 < lastLump);
for (int i = lastLump - EXTRA_LUMPS + 1; i <= lastLump; ++i)
{
LumpInfo[i].lump->Name[0] = '\0';
}
}