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created W_IsLumpWad as a shortcut for the "is the lump a WAD" checking in the code getting map data lumps

This commit is contained in:
Monster Iestyn 2018-01-10 16:51:23 +00:00
parent 19e08584a3
commit 0c89853425
5 changed files with 18 additions and 10 deletions
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6
src/p_saveg.c
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@ -502,14 +502,11 @@ static void P_NetArchiveWorld(void)
maplinedef_t *mld;
const sector_t *ss = sectors;
UINT8 diff, diff2;
char *lumpfullName;
WRITEUINT32(save_p, ARCHIVEBLOCK_WORLD);
put = save_p;
lumpfullName = (wadfiles[WADFILENUM(lastloadedmaplumpnum)]->lumpinfo + LUMPNUM(lastloadedmaplumpnum))->name2;
if (!strnicmp(lumpfullName + strlen(lumpfullName) - 4, ".wad", 4)) // welp it's a map wad in a pk3
if (W_IsLumpWad(lastloadedmaplumpnum)) // welp it's a map wad in a pk3
{ // HACK: Open wad file rather quickly so we can get the data from the relevant lumps
UINT8 *wadData = W_CacheLumpNum(lastloadedmaplumpnum, PU_STATIC);
filelump_t *fileinfo = (filelump_t *)(wadData + ((wadinfo_t *)wadData)->infotableofs);
@ -658,7 +655,6 @@ static void P_NetArchiveWorld(void)
WRITEUINT16(put, 0xffff);
// do lines
for (i = 0; i < numlines; i++, mld++, li++)
{

4
src/p_setup.c
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@ -2658,7 +2658,6 @@ boolean P_SetupLevel(boolean skipprecip)
// use gamemap to get map number.
// 99% of the things already did, so.
// Map header should always be in place at this point
char *lumpfullName;
INT32 i, loadprecip = 1, ranspecialwipe = 0;
INT32 loademblems = 1;
INT32 fromnetsave = 0;
@ -2841,8 +2840,7 @@ boolean P_SetupLevel(boolean skipprecip)
// As it is implemented right now, we're assuming an uncompressed WAD.
// (As in, a normal PWAD, not ZWAD or anything. The lump itself can be compressed.)
// We're not accounting for extra lumps and scrambled lump positions. Any additional data will cause an error.
lumpfullName = (wadfiles[WADFILENUM(lastloadedmaplumpnum)]->lumpinfo + LUMPNUM(lastloadedmaplumpnum))->name2;
if (!strnicmp(lumpfullName + strlen(lumpfullName) - 4, ".wad", 4))
if (W_IsLumpWad(lastloadedmaplumpnum))
{
// Remember that we're assuming that the WAD will have a specific set of lumps in a specific order.
UINT8 *wadData = W_CacheLumpNum(lastloadedmaplumpnum, PU_STATIC);

3
src/p_spec.c
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@ -6307,9 +6307,8 @@ void P_SpawnSpecials(INT32 fromnetsave)
{
UINT8 *data;
UINT16 b;
char *lumpfullName = (wadfiles[WADFILENUM(lastloadedmaplumpnum)]->lumpinfo + LUMPNUM(lastloadedmaplumpnum))->name2;
if (!strnicmp(lumpfullName + strlen(lumpfullName) - 4, ".wad", 4)) // welp it's a map wad in a pk3
if (W_IsLumpWad(lastloadedmaplumpnum)) // welp it's a map wad in a pk3
{ // HACK: Open wad file rather quickly so we can get the data from the sidedefs lump
UINT8 *wadData = W_CacheLumpNum(lastloadedmaplumpnum, PU_STATIC);
filelump_t *fileinfo = (filelump_t *)(wadData + ((wadinfo_t *)wadData)->infotableofs);

13
src/w_wad.c
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@ -1051,6 +1051,19 @@ size_t W_LumpLength(lumpnum_t lumpnum)
return W_LumpLengthPwad(WADFILENUM(lumpnum),LUMPNUM(lumpnum));
}
//
// W_IsLumpWad
// Is the lump a WAD? (presumably in a PK3)
//
boolean W_IsLumpWad(lumpnum_t lumpnum)
{
const char *lumpfullName = (wadfiles[WADFILENUM(lumpnum)]->lumpinfo + LUMPNUM(lumpnum))->name2;
if (strlen(lumpfullName) < 4)
return false; // can't possibly be a wad can it?
return !strnicmp(lumpfullName + strlen(lumpfullName) - 4, ".wad", 4);
}
/* report a zlib or i/o error */
void zerr(int ret)
{

2
src/w_wad.h
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@ -139,6 +139,8 @@ UINT8 W_LumpExists(const char *name); // Lua uses this.
size_t W_LumpLengthPwad(UINT16 wad, UINT16 lump);
size_t W_LumpLength(lumpnum_t lumpnum);
boolean W_IsLumpWad(lumpnum_t lumpnum); // for loading maps from WADs in PK3s
void zerr(int ret); // zlib error checking
size_t W_ReadLumpHeaderPwad(UINT16 wad, UINT16 lump, void *dest, size_t size, size_t offset);