Added support for Hexen Mac beta

It's very similar to Mac demo but also contains MAP41: Maze like DOS full version 1.0
This commit is contained in:
alexey.lysiuk 2016-01-31 12:47:24 +02:00
parent 240ca2af4c
commit 1798fab973

View file

@ -979,9 +979,11 @@ void FWadCollection::FixMacHexen()
const long iwadSize = reader->GetLength();
static const long DEMO_SIZE = 13596228;
static const long BETA_SIZE = 13749984;
static const long FULL_SIZE = 21078584;
if ( DEMO_SIZE != iwadSize
&& BETA_SIZE != iwadSize
&& FULL_SIZE != iwadSize)
{
return;
@ -1000,13 +1002,22 @@ void FWadCollection::FixMacHexen()
0x4b, 0x0a, 0x6a, 0x3b, 0xed, 0x3a, 0x6f, 0x31
};
static const BYTE HEXEN_BETA_MD5[16] =
{
0x2a, 0xf1, 0xb2, 0x7c, 0xd1, 0x1f, 0xb1, 0x59,
0xe6, 0x08, 0x47, 0x2a, 0x1b, 0x53, 0xe4, 0x0e
};
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)
const bool isBeta = 0 == memcmp(HEXEN_BETA_MD5, checksum, sizeof checksum);
if ( !isBeta
&& 0 != memcmp(HEXEN_DEMO_MD5, checksum, sizeof checksum)
&& 0 != memcmp(HEXEN_FULL_MD5, checksum, sizeof checksum))
{
return;
@ -1014,7 +1025,10 @@ void FWadCollection::FixMacHexen()
static const int EXTRA_LUMPS = 299;
const int lastLump = GetLastLump(IWAD_FILENUM);
// Hexen Beta is very similar to Demo but it has MAP41: Maze at the end of the WAD
// So keep this map if it's present but discard all extra lumps
const int lastLump = GetLastLump(IWAD_FILENUM) - (isBeta ? 12 : 0);
assert(GetFirstLump(IWAD_FILENUM) + 299 < lastLump);
for (int i = lastLump - EXTRA_LUMPS + 1; i <= lastLump; ++i)