raze-gles/polymer/eduke32/source/common.c

794 lines
20 KiB
C

//
// Common non-engine code/data for EDuke32 and Mapster32
//
#include "compat.h"
#include "build.h"
#include "grpscan.h"
#ifdef _WIN32
# include "winbits.h"
# include <shlwapi.h>
# include <winnt.h>
# ifndef KEY_WOW64_32KEY
# define KEY_WOW64_32KEY 0x0200
# endif
#endif
#include "common.h"
#include "common_game.h"
int32_t g_gameType = GAMEFLAG_DUKE;
int32_t g_dependencyCRC = 0;
int32_t g_usingAddon = 0;
// g_gameNamePtr can point to one of: grpfiles[].name (string literal), string
// literal, malloc'd block (XXX: possible leak)
const char *g_gameNamePtr = NULL;
// grp/con handling
const char *defaultgamegrp[GAMECOUNT] = { "DUKE3D.GRP", "NAM.GRP", "NAPALM.GRP", "WW2GI.GRP" };
const char *defaultdeffilename[GAMECOUNT] = { "duke3d.def", "nam.def", "napalm.def", "ww2gi.def" };
const char *defaultconfilename = "GAME.CON";
const char *defaultgameconfilename[GAMECOUNT] = { "EDUKE.CON", "NAM.CON", "NAPALM.CON", "WW2GI.CON" };
// g_grpNamePtr can ONLY point to a malloc'd block (length BMAX_PATH)
char *g_grpNamePtr = NULL;
// g_scriptNamePtr can ONLY point to a malloc'd block (length BMAX_PATH)
char *g_scriptNamePtr = NULL;
void clearGrpNamePtr(void)
{
if (g_grpNamePtr != NULL)
Bfree(g_grpNamePtr);
// g_grpNamePtr assumed to be assigned to right after
}
void clearScriptNamePtr(void)
{
if (g_scriptNamePtr != NULL)
Bfree(g_scriptNamePtr);
// g_scriptNamePtr assumed to be assigned to right after
}
const char *G_DefaultGrpFile(void)
{
if (DUKE)
return defaultgamegrp[GAME_DUKE];
// order is important for the following three because GAMEFLAG_NAM overlaps all
else if (NAPALM)
return defaultgamegrp[GAME_NAPALM];
else if (WW2GI)
return defaultgamegrp[GAME_WW2GI];
else if (NAM)
return defaultgamegrp[GAME_NAM];
return defaultgamegrp[0];
}
const char *G_DefaultDefFile(void)
{
if (DUKE)
return defaultdeffilename[GAME_DUKE];
else if (WW2GI)
return defaultdeffilename[GAME_WW2GI];
else if (NAPALM)
{
if (!testkopen(defaultdeffilename[GAME_NAPALM],0) && testkopen(defaultdeffilename[GAME_NAM],0))
return defaultdeffilename[GAME_NAM]; // NAM/NAPALM Sharing
else
return defaultdeffilename[GAME_NAPALM];
}
else if (NAM)
{
if (!testkopen(defaultdeffilename[GAME_NAM],0) && testkopen(defaultdeffilename[GAME_NAPALM],0))
return defaultdeffilename[GAME_NAPALM]; // NAM/NAPALM Sharing
else
return defaultdeffilename[GAME_NAM];
}
return defaultdeffilename[0];
}
const char *G_DefaultConFile(void)
{
if (DUKE && testkopen(defaultgameconfilename[GAME_DUKE],0))
return defaultgameconfilename[GAME_DUKE];
else if (WW2GI && testkopen(defaultgameconfilename[GAME_WW2GI],0))
return defaultgameconfilename[GAME_WW2GI];
else if (NAPALM)
{
if (!testkopen(defaultgameconfilename[GAME_NAPALM],0))
{
if (testkopen(defaultgameconfilename[GAME_NAM],0))
return defaultgameconfilename[GAME_NAM]; // NAM/NAPALM Sharing
}
else
return defaultgameconfilename[GAME_NAPALM];
}
else if (NAM)
{
if (!testkopen(defaultgameconfilename[GAME_NAM],0))
{
if (testkopen(defaultgameconfilename[GAME_NAPALM],0))
return defaultgameconfilename[GAME_NAPALM]; // NAM/NAPALM Sharing
}
else
return defaultgameconfilename[GAME_NAM];
}
return defaultconfilename;
}
const char *G_GrpFile(void)
{
if (g_grpNamePtr == NULL)
return G_DefaultGrpFile();
else
return g_grpNamePtr;
}
const char *G_DefFile(void)
{
if (g_defNamePtr == NULL)
return G_DefaultDefFile();
else
return g_defNamePtr;
}
const char *G_ConFile(void)
{
if (g_scriptNamePtr == NULL)
return G_DefaultConFile();
else
return g_scriptNamePtr;
}
//////////
#define NUMPSKYMULTIS 5
EDUKE32_STATIC_ASSERT(NUMPSKYMULTIS <= MAXPSKYMULTIS);
EDUKE32_STATIC_ASSERT(PSKYOFF_MAX <= MAXPSKYTILES);
// Set up new-style multi-psky handling.
void G_InitMultiPsky(int32_t CLOUDYOCEAN__DYN, int32_t MOONSKY1__DYN, int32_t BIGORBIT1__DYN, int32_t LA__DYN)
{
int32_t i;
psky_t *defaultsky = &multipsky[0];
psky_t *oceansky = &multipsky[1];
psky_t *moonsky = &multipsky[2];
psky_t *spacesky = &multipsky[3];
psky_t *citysky = &multipsky[4];
static int32_t inited;
if (inited)
return;
inited = 1;
multipskytile[0] = -1;
multipskytile[1] = CLOUDYOCEAN__DYN;
multipskytile[2] = MOONSKY1__DYN;
multipskytile[3] = BIGORBIT1__DYN;
multipskytile[4] = LA__DYN;
pskynummultis = NUMPSKYMULTIS;
// When adding other multi-skies, take care that the tileofs[] values are
// <= PSKYOFF_MAX. (It can be increased up to MAXPSKYTILES, but should be
// set as tight as possible.)
// The default sky properties (all others are implicitly zero):
defaultsky->lognumtiles = 3;
defaultsky->horizfrac = 32768;
// CLOUDYOCEAN
// Aligns with the drawn scene horizon because it has one itself.
oceansky->lognumtiles = 3;
oceansky->horizfrac = 65536;
// MOONSKY1
// earth mountain mountain sun
moonsky->lognumtiles = 3;
moonsky->horizfrac = 32768;
moonsky->tileofs[6] = 1;
moonsky->tileofs[1] = 2;
moonsky->tileofs[4] = 2;
moonsky->tileofs[2] = 3;
// BIGORBIT1 // orbit
// earth1 2 3 moon/sun
spacesky->lognumtiles = 3;
spacesky->horizfrac = 32768;
spacesky->tileofs[5] = 1;
spacesky->tileofs[6] = 2;
spacesky->tileofs[7] = 3;
spacesky->tileofs[2] = 4;
// LA // la city
// earth1 2 3 moon/sun
citysky->lognumtiles = 3;
citysky->horizfrac = 16384+1024;
citysky->tileofs[0] = 1;
citysky->tileofs[1] = 2;
citysky->tileofs[2] = 1;
citysky->tileofs[3] = 3;
citysky->tileofs[4] = 4;
citysky->tileofs[5] = 0;
citysky->tileofs[6] = 2;
citysky->tileofs[7] = 3;
for (i=0; i<pskynummultis; ++i)
{
int32_t j;
for (j=0; j<(1<<multipsky[i].lognumtiles); ++j)
Bassert(multipsky[i].tileofs[j] <= PSKYOFF_MAX);
}
}
void G_SetupGlobalPsky(void)
{
int32_t i, mskyidx=0;
// NOTE: Loop must be running backwards for the same behavior as the game
// (greatest sector index with matching parallaxed sky takes precedence).
for (i=numsectors-1; i>=0; i--)
{
if (sector[i].ceilingstat & 1)
{
mskyidx = getpskyidx(sector[i].ceilingpicnum);
if (mskyidx > 0)
break;
}
}
g_pskyidx = mskyidx;
}
//////////
static char g_rootDir[BMAX_PATH];
char g_modDir[BMAX_PATH] = "/";
int32_t kopen4loadfrommod(const char *filename, char searchfirst)
{
int32_t r=-1;
if (g_modDir[0]!='/' || g_modDir[1]!=0)
{
static char fn[BMAX_PATH];
Bsnprintf(fn, sizeof(fn), "%s/%s",g_modDir,filename);
r = kopen4load(fn,searchfirst);
}
if (r < 0)
r = kopen4load(filename,searchfirst);
return r;
}
int32_t usecwd;
static void G_LoadAddon(void);
int32_t g_groupFileHandle;
void G_ExtPreInit(int32_t argc,const char **argv)
{
usecwd = G_CheckCmdSwitch(argc, argv, "-usecwd");
#ifdef _WIN32
GetModuleFileName(NULL,g_rootDir,BMAX_PATH);
Bcorrectfilename(g_rootDir,1);
//chdir(g_rootDir);
#else
getcwd(g_rootDir,BMAX_PATH);
strcat(g_rootDir,"/");
#endif
}
void G_ExtInit(void)
{
char cwd[BMAX_PATH];
if (getcwd(cwd,BMAX_PATH))
{
#if defined(__APPLE__)
/* Dirty hack on OS X to also look for gamedata inside the application bundle - rhoenie 08/08 */
char seekinappcontainer[BMAX_PATH];
Bsnprintf(seekinappcontainer,sizeof(seekinappcontainer),"%s/EDuke32.app/", cwd);
addsearchpath(seekinappcontainer);
#endif
addsearchpath(cwd);
}
if (CommandPaths)
{
int32_t i;
struct strllist *s;
while (CommandPaths)
{
s = CommandPaths->next;
i = addsearchpath(CommandPaths->str);
if (i < 0)
{
initprintf("Failed adding %s for game data: %s\n", CommandPaths->str,
i==-1 ? "not a directory" : "no such directory");
}
Bfree(CommandPaths->str);
Bfree(CommandPaths);
CommandPaths = s;
}
}
#if defined(_WIN32)
if (!access("user_profiles_enabled", F_OK))
#else
if (usecwd == 0 && access("user_profiles_disabled", F_OK))
#endif
{
char *homedir;
int32_t asperr;
if ((homedir = Bgethomedir()))
{
Bsnprintf(cwd,sizeof(cwd),"%s/"
#if defined(_WIN32)
"EDuke32 Settings"
#elif defined(__APPLE__)
"Library/Application Support/EDuke32"
#elif defined(GEKKO)
"apps/eduke32"
#else
".eduke32"
#endif
,homedir);
asperr = addsearchpath(cwd);
if (asperr == -2)
{
if (Bmkdir(cwd,S_IRWXU) == 0) asperr = addsearchpath(cwd);
else asperr = -1;
}
if (asperr == 0)
chdir(cwd);
Bfree(homedir);
}
}
// JBF 20031220: Because it's annoying renaming GRP files whenever I want to test different game data
if (g_grpNamePtr == NULL)
{
const char *cp = getenv("DUKE3DGRP");
if (cp)
{
clearGrpNamePtr();
g_grpNamePtr = dup_filename(cp);
initprintf("Using \"%s\" as main GRP file\n", g_grpNamePtr);
}
}
}
void G_ExtPreStartupWindow(void)
{
ScanGroups();
{
// try and identify the 'defaultgamegrp' in the set of GRPs.
// if it is found, set up the environment accordingly for the game it represents.
// if it is not found, choose the first GRP from the list
struct grpfile *fg, *first = NULL;
for (fg = foundgrps; fg; fg=fg->next)
{
struct grpfile *grp;
for (grp = listgrps; grp; grp=grp->next)
if (fg->crcval == grp->crcval) break;
if (grp == NULL)
continue;
fg->game = grp->game;
if (!first) first = fg;
if (!Bstrcasecmp(fg->name, G_DefaultGrpFile()))
{
g_gameType = grp->game;
g_gameNamePtr = grp->name;
break;
}
}
if (!fg && first)
{
if (g_grpNamePtr == NULL)
{
clearGrpNamePtr();
g_grpNamePtr = dup_filename(first->name);
}
g_gameType = first->game;
g_gameNamePtr = listgrps->name;
}
else if (!fg) g_gameNamePtr = NULL;
}
}
void G_ExtPostStartupWindow(int32_t autoload)
{
if (g_modDir[0] != '/')
{
char cwd[BMAX_PATH];
Bstrcat(g_rootDir,g_modDir);
addsearchpath(g_rootDir);
// addsearchpath(mod_dir);
if (getcwd(cwd,BMAX_PATH))
{
Bsprintf(cwd,"%s/%s",cwd,g_modDir);
if (!Bstrcmp(g_rootDir, cwd))
{
if (addsearchpath(cwd) == -2)
if (Bmkdir(cwd,S_IRWXU) == 0) addsearchpath(cwd);
}
}
#ifdef USE_OPENGL
Bsprintf(cwd,"%s/%s",g_modDir,TEXCACHEFILE);
Bstrcpy(TEXCACHEFILE,cwd);
#endif
}
if (g_usingAddon)
G_LoadAddon();
{
int32_t i;
const char *grpfile = G_GrpFile();
if (g_dependencyCRC)
{
struct grpfile * grp = FindGroup(g_dependencyCRC);
if (grp)
{
if ((i = initgroupfile(grp->name)) == -1)
initprintf("Warning: could not find main data file \"%s\"!\n",grp->name);
else
initprintf("Using \"%s\" as main game data file.\n", grp->name);
}
}
if ((i = initgroupfile(grpfile)) == -1)
initprintf("Warning: could not find main data file \"%s\"!\n",grpfile);
else
initprintf("Using \"%s\" as main game data file.\n", grpfile);
if (autoload)
{
G_LoadGroupsInDir("autoload");
if (i != -1)
G_DoAutoload(grpfile);
}
}
if (g_modDir[0] != '/')
G_LoadGroupsInDir(g_modDir);
if (g_defNamePtr == NULL)
{
const char *tmpptr = getenv("DUKE3DDEF");
if (tmpptr)
{
clearDefNamePtr();
g_defNamePtr = dup_filename(tmpptr);
initprintf("Using \"%s\" as definitions file\n", g_defNamePtr);
}
}
loaddefinitions_game(G_DefFile(), TRUE);
{
struct strllist *s;
pathsearchmode = 1;
while (CommandGrps)
{
int32_t j;
s = CommandGrps->next;
if ((j = initgroupfile(CommandGrps->str)) == -1)
initprintf("Could not find file \"%s\".\n",CommandGrps->str);
else
{
g_groupFileHandle = j;
initprintf("Using file \"%s\" as game data.\n",CommandGrps->str);
if (autoload)
G_DoAutoload(CommandGrps->str);
}
Bfree(CommandGrps->str);
Bfree(CommandGrps);
CommandGrps = s;
}
pathsearchmode = 0;
}
}
#ifdef _WIN32
const char * G_GetInstallPath(int32_t insttype)
{
static char spath[NUMINSTPATHS][BMAX_PATH];
static int32_t success[NUMINSTPATHS] = { -1, -1 };
int32_t siz = BMAX_PATH;
if (success[insttype] == -1)
{
HKEY HKLM32;
LONG keygood = RegOpenKeyEx(HKEY_LOCAL_MACHINE, NULL, 0, KEY_READ | KEY_WOW64_32KEY, &HKLM32);
// KEY_WOW64_32KEY gets us around Wow6432Node on 64-bit builds
if (keygood == ERROR_SUCCESS)
{
switch (insttype)
{
case INSTPATH_STEAM:
success[insttype] = SHGetValueA(HKLM32, "SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Uninstall\\Steam App 225140", "InstallLocation", NULL, spath[insttype], (LPDWORD)&siz);
break;
case INSTPATH_GOG:
success[insttype] = SHGetValueA(HKLM32, "SOFTWARE\\GOG.com\\GOGDUKE3D", "PATH", NULL, spath[insttype], (LPDWORD)&siz);
break;
}
RegCloseKey(HKLM32);
}
}
if (success[insttype] == ERROR_SUCCESS)
return spath[insttype];
return NULL;
}
#endif
static void G_LoadAddon(void)
{
struct grpfile * grp;
int32_t crc = 0; // compiler-happy
switch (g_usingAddon)
{
case ADDON_DUKEDC:
crc = DUKEDC_CRC;
break;
case ADDON_NWINTER:
crc = DUKENW_CRC;
break;
case ADDON_CARIBBEAN:
crc = DUKECB_CRC;
break;
}
if (!crc) return;
grp = FindGroup(crc);
if (grp && FindGroup(DUKE15_CRC))
{
clearGrpNamePtr();
g_grpNamePtr = dup_filename(FindGroup(DUKE15_CRC)->name);
G_AddGroup(grp->name);
for (grp = listgrps; grp; grp=grp->next)
if (crc == grp->crcval) break;
if (grp != NULL && grp->scriptname)
{
clearScriptNamePtr();
g_scriptNamePtr = dup_filename(grp->scriptname);
}
if (grp != NULL && grp->defname)
{
clearDefNamePtr();
g_defNamePtr = dup_filename(grp->defname);
}
}
}
void G_AddSearchPaths(void)
{
#if defined(__linux__) || defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__)
addsearchpath("/usr/share/games/jfduke3d");
addsearchpath("/usr/local/share/games/jfduke3d");
addsearchpath("/usr/share/games/eduke32");
addsearchpath("/usr/local/share/games/eduke32");
#elif defined(__APPLE__)
addsearchpath("/Library/Application Support/JFDuke3D");
addsearchpath("/Library/Application Support/EDuke32");
#elif defined (_WIN32)
// detect Steam and GOG versions of Duke3D
char buf[BMAX_PATH];
const char* instpath;
if ((instpath = G_GetInstallPath(INSTPATH_STEAM)))
{
Bsnprintf(buf, sizeof(buf), "%s/gameroot", instpath);
addsearchpath(buf);
Bsnprintf(buf, sizeof(buf), "%s/gameroot/addons", instpath);
addsearchpath(buf);
}
if ((instpath = G_GetInstallPath(INSTPATH_GOG)))
addsearchpath(instpath);
#endif
}
void G_CleanupSearchPaths(void)
{
#ifdef _WIN32
char buf[BMAX_PATH];
const char* instpath;
if ((instpath = G_GetInstallPath(INSTPATH_STEAM)))
{
Bsnprintf(buf, sizeof(buf), "%s/gameroot", instpath);
removesearchpath(buf);
Bsnprintf(buf, sizeof(buf), "%s/gameroot/addons", instpath);
removesearchpath(buf);
}
if ((instpath = G_GetInstallPath(INSTPATH_GOG)))
removesearchpath(instpath);
#endif
}
//////////
struct strllist *CommandPaths, *CommandGrps;
char **g_scriptModules = NULL;
int32_t g_scriptModulesNum = 0;
void G_AddGroup(const char *buffer)
{
char buf[BMAX_PATH];
struct strllist *s = (struct strllist *)Xcalloc(1,sizeof(struct strllist));
Bstrcpy(buf, buffer);
if (Bstrchr(buf,'.') == 0)
Bstrcat(buf,".grp");
s->str = Xstrdup(buf);
if (CommandGrps)
{
struct strllist *t;
for (t = CommandGrps; t->next; t=t->next) ;
t->next = s;
return;
}
CommandGrps = s;
}
void G_AddPath(const char *buffer)
{
struct strllist *s = (struct strllist *)Xcalloc(1,sizeof(struct strllist));
s->str = Xstrdup(buffer);
if (CommandPaths)
{
struct strllist *t;
for (t = CommandPaths; t->next; t=t->next) ;
t->next = s;
return;
}
CommandPaths = s;
}
void G_AddCon(const char *buffer)
{
clearScriptNamePtr();
g_scriptNamePtr = dup_filename(buffer);
initprintf("Using CON file \"%s\".\n",g_scriptNamePtr);
}
void G_AddConModule(const char *buffer)
{
g_scriptModules = (char **) Xrealloc (g_scriptModules, (g_scriptModulesNum+1) * sizeof(char *));
g_scriptModules[g_scriptModulesNum] = Xstrdup(buffer);
++g_scriptModulesNum;
}
//////////
// loads all group (grp, zip, pk3/4) files in the given directory
void G_LoadGroupsInDir(const char *dirname)
{
static const char *extensions[4] = { "*.grp", "*.zip", "*.pk3", "*.pk4" };
char buf[BMAX_PATH];
int32_t i;
fnlist_t fnlist = FNLIST_INITIALIZER;
for (i=0; i<4; i++)
{
CACHE1D_FIND_REC *rec;
fnlist_getnames(&fnlist, dirname, extensions[i], -1, 0);
for (rec=fnlist.findfiles; rec; rec=rec->next)
{
Bsnprintf(buf, sizeof(buf), "%s/%s", dirname, rec->name);
initprintf("Using group file \"%s\".\n", buf);
initgroupfile(buf);
}
fnlist_clearnames(&fnlist);
}
}
void G_DoAutoload(const char *dirname)
{
char buf[BMAX_PATH];
Bsnprintf(buf, sizeof(buf), "autoload/%s", dirname);
G_LoadGroupsInDir(buf);
}
//////////
static uint8_t water_pal[768], slime_pal[768], title_pal[768], dre_alms[768], ending_pal[768];
uint8_t *basepaltable[BASEPALCOUNT] = {
palette, water_pal, slime_pal,
dre_alms, title_pal, ending_pal,
NULL /*anim_pal*/
};
int32_t g_firstFogPal;
int32_t G_LoadLookups(void)
{
int32_t fp, j;
if ((fp=kopen4loadfrommod("lookup.dat",0)) == -1)
{
if ((fp=kopen4loadfrommod("lookup.dat",1)) == -1)
{
initprintf("ERROR: File \"lookup.dat\" not found.\n");
return 1;
}
}
j = loadlookups(fp);
if (j < 0)
{
if (j == -1)
initprintf("ERROR loading \"lookup.dat\": failed reading enough data.\n");
return 1;
}
for (j=1; j<=5; j++)
{
// Account for TITLE and REALMS swap between basepal number and on-disk order.
// XXX: this reordering is better off as an argument to us.
int32_t basepalnum = (j == 3 || j == 4) ? 4+3-j : j;
if (kread(fp, basepaltable[basepalnum], 768) != 768)
return -1;
}
kclose(fp);
g_firstFogPal = generatefogpals();
fillemptylookups();
return 0;
}