//loads the specfied mission from the mission list. //build_mission_list() must have been called. //Returns true if mission loaded ok, else false. int load_mission(mle *mission) { PHYSFS_file *mfile; char buf[PATH_MAX], *v; if (Current_mission) free_mission(); Current_mission = d_malloc(sizeof(Mission)); if (!Current_mission) return 0; *(mle *) Current_mission = *mission; Current_mission->path = d_strdup(mission->path); Current_mission->filename = Current_mission->path + (mission->filename - mission->path); Current_mission->n_secret_levels = 0; //init vars Last_level = 0; Last_secret_level = 0; memset(&Briefing_text_filename, '\0', sizeof(Briefing_text_filename)); memset(&Ending_text_filename, '\0', sizeof(Ending_text_filename)); Secret_level_table = NULL; Level_names = NULL; Secret_level_names = NULL; // for Descent 1 missions, load descent.hog if (!PHYSFSX_contfile_init("descent.hog", 1)) Error("descent.hog not available!\n"); if (!d_stricmp(Current_mission_filename, D1_MISSION_FILENAME)) return load_mission_d1(); //read mission from file switch (mission->location) { case ML_MISSIONDIR: strcpy(buf,MISSION_DIR); break; default: Int3(); //fall through case ML_CURDIR: strcpy(buf,""); break; } strcat(buf, mission->path); strcat(buf,".msn"); PHYSFSEXT_locateCorrectCase(buf); mfile = PHYSFSX_openReadBuffered(buf); if (mfile == NULL) { free_mission(); return 0; //error! } //for non-builtin missions, load HOG strcpy(buf+strlen(buf)-4,".hog"); //change extension PHYSFSEXT_locateCorrectCase(buf); if (PHYSFSX_exists(buf,1)) PHYSFSX_contfile_init(buf, 0); snprintf(Briefing_text_filename, sizeof(Briefing_text_filename), "%s.tex",Current_mission_filename); if (!PHYSFSX_exists(Briefing_text_filename,1)) snprintf(Briefing_text_filename, sizeof(Briefing_text_filename), "%s.txb",Current_mission_filename); snprintf(Ending_text_filename, sizeof(Ending_text_filename), "%s.tex",Current_mission_filename); if (!PHYSFSX_exists(Ending_text_filename,1)) snprintf(Ending_text_filename, sizeof(Ending_text_filename), "%s.txb",Current_mission_filename); while (PHYSFSX_fgets(buf,sizeof(buf),mfile)) { if (istok(buf,"type")) continue; //already have name, go to next line else if (istok(buf,"briefing")) { if ((v = get_value(buf)) != NULL) { add_term(v); if (strlen(v) < FILENAME_LEN && strlen(v) > 0) { char *tmp, *ptr; MALLOC(tmp, char, FILENAME_LEN); snprintf(tmp, FILENAME_LEN, "%s", v); if ((ptr = strrchr(tmp, '.'))) // if there's a filename extension, kill it. No one knows it's the right one. *ptr = '\0'; strncat(tmp, ".tex", sizeof(char)*FILENAME_LEN); // apply tex-extenstion if (PHYSFSX_exists(tmp,1)) // check if this file exists ... snprintf(Briefing_text_filename, FILENAME_LEN, "%s", tmp); // ... and apply ... else // ... otherwise ... { if ((ptr = strrchr(tmp, '.'))) *ptr = '\0'; strncat(tmp, ".txb", sizeof(char)*FILENAME_LEN); // apply txb extension if (PHYSFSX_exists(tmp,1)) // check if this file exists ... snprintf(Briefing_text_filename, FILENAME_LEN, "%s", tmp); // ... and apply ... } d_free(tmp); } } } else if (istok(buf,"ending")) { if ((v = get_value(buf)) != NULL) { add_term(v); if (strlen(v) < FILENAME_LEN && strlen(v) > 0) { char *tmp, *ptr; MALLOC(tmp, char, FILENAME_LEN); snprintf(tmp, FILENAME_LEN, "%s", v); if ((ptr = strrchr(tmp, '.'))) // if there's a filename extension, kill it. No one knows it's the right one. *ptr = '\0'; strncat(tmp, ".tex", sizeof(char)*FILENAME_LEN); // apply tex-extenstion if (PHYSFSX_exists(tmp,1)) // check if this file exists ... snprintf(Briefing_text_filename, FILENAME_LEN, "%s", tmp); // ... and apply ... else // ... otherwise ... { if ((ptr = strrchr(tmp, '.'))) *ptr = '\0'; strncat(tmp, ".txb", sizeof(char)*FILENAME_LEN); // apply txb extension if (PHYSFSX_exists(tmp,1)) // check if this file exists ... snprintf(Ending_text_filename, FILENAME_LEN, "%s", tmp); // ... and apply ... } d_free(tmp); } } } else if (istok(buf,"num_levels")) { if ((v=get_value(buf))!=NULL) { int n_levels,i; n_levels = atoi(v); Assert(n_levels <= MAX_LEVELS_PER_MISSION); n_levels = min(n_levels, MAX_LEVELS_PER_MISSION); MALLOC(Level_names, d_fname, n_levels); if (!Level_names) { free_mission(); return 0; } for (i=0;i<n_levels;i++) { PHYSFSX_fgets(buf,sizeof(buf),mfile); add_term(buf); if (strlen(buf) <= 12) { strcpy(Level_names[i],buf); Last_level++; } else break; } } } else if (istok(buf,"num_secrets")) { if ((v=get_value(buf))!=NULL) { int i; N_secret_levels = atoi(v); Assert(N_secret_levels <= MAX_SECRET_LEVELS_PER_MISSION); N_secret_levels = min(N_secret_levels, MAX_SECRET_LEVELS_PER_MISSION); MALLOC(Secret_level_names, d_fname, N_secret_levels); if (!Secret_level_names) { free_mission(); return 0; } MALLOC(Secret_level_table, ubyte, N_secret_levels); if (!Secret_level_table) { free_mission(); return 0; } for (i=0;i<N_secret_levels;i++) { char *t; PHYSFSX_fgets(buf,sizeof(buf),mfile); if ((t=strchr(buf,','))!=NULL) *t++=0; else break; add_term(buf); if (strlen(buf) <= 12) { strcpy(Secret_level_names[i],buf); Secret_level_table[i] = atoi(t); if (Secret_level_table[i]<1 || Secret_level_table[i]>Last_level) break; Last_secret_level--; } else break; } } } } PHYSFS_close(mfile); if (Last_level <= 0) { free_mission(); //no valid mission loaded return 0; } return 1; }
//loads the specfied mission from the mission list. //build_mission_list() must have been called. //Returns true if mission loaded ok, else false. static int load_mission(mle *mission) { PHYSFS_file *mfile; char buf[PATH_MAX], *v; if (Current_mission) free_mission(); MALLOC(Current_mission, Mission, 1); if (!Current_mission) return 0; *(mle *) Current_mission = *mission; Current_mission->path = d_strdup(mission->path); Current_mission->filename = Current_mission->path + (mission->filename - mission->path); Current_mission->n_secret_levels = 0; Current_mission->enhanced = 0; //init vars Last_level = 0; Last_secret_level = 0; memset(&Briefing_text_filename, '\0', sizeof(Briefing_text_filename)); memset(&Ending_text_filename, '\0', sizeof(Ending_text_filename)); // for Descent 1 missions, load descent.hog if (EMULATING_D1) { if (!PHYSFSX_contfile_init("descent.hog", 1)) Warning("descent.hog not available, this mission may be missing some files required for briefings and exit sequence\n"); if (!stricmp(Current_mission_filename, D1_MISSION_FILENAME)) return load_mission_d1(); } if (PLAYING_BUILTIN_MISSION) { switch (Current_mission->builtin_hogsize) { case SHAREWARE_MISSION_HOGSIZE: case MAC_SHARE_MISSION_HOGSIZE: strcpy(Briefing_text_filename,BIMD2_BRIEFING_FILE_SHARE); strcpy(Ending_text_filename,BIMD2_ENDING_FILE_SHARE); return load_mission_shareware(); break; case OEM_MISSION_HOGSIZE: strcpy(Briefing_text_filename,BIMD2_BRIEFING_FILE_OEM); strcpy(Ending_text_filename,BIMD2_ENDING_FILE_OEM); return load_mission_oem(); break; default: Int3(); // fall through case FULL_MISSION_HOGSIZE: case FULL_10_MISSION_HOGSIZE: case MAC_FULL_MISSION_HOGSIZE: strcpy(Briefing_text_filename,BIMD2_BRIEFING_FILE); // continue on... (use d2.mn2 from hogfile) break; } } //read mission from file switch (mission->location) { case ML_MISSIONDIR: strcpy(buf,MISSION_DIR); break; default: Int3(); //fall through case ML_CURDIR: strcpy(buf,""); break; } strcat(buf, mission->path); if (mission->descent_version == 2) strcat(buf,".mn2"); else strcat(buf,".msn"); PHYSFSEXT_locateCorrectCase(buf); mfile = PHYSFSX_openReadBuffered(buf); if (mfile == NULL) { free_mission(); return 0; //error! } //for non-builtin missions, load HOG if (!PLAYING_BUILTIN_MISSION) { strcpy(buf+strlen(buf)-4,".hog"); //change extension PHYSFSEXT_locateCorrectCase(buf); if (PHYSFSX_exists(buf,1)) PHYSFSX_contfile_init(buf, 0); snprintf(Briefing_text_filename, sizeof(Briefing_text_filename), "%s.tex",Current_mission_filename); if (!PHYSFSX_exists(Briefing_text_filename,1)) snprintf(Briefing_text_filename, sizeof(Briefing_text_filename), "%s.txb",Current_mission_filename); snprintf(Ending_text_filename, sizeof(Ending_text_filename), "%s.tex",Current_mission_filename); if (!PHYSFSX_exists(Ending_text_filename,1)) snprintf(Ending_text_filename, sizeof(Ending_text_filename), "%s.txb",Current_mission_filename); } while (PHYSFSX_fgets(buf,sizeof(buf),mfile)) { if (istok(buf,"name") && !Current_mission->enhanced) { Current_mission->enhanced = 0; continue; //already have name, go to next line } if (istok(buf,"xname") && !Current_mission->enhanced) { Current_mission->enhanced = 1; continue; //already have name, go to next line } if (istok(buf,"zname") && !Current_mission->enhanced) { Current_mission->enhanced = 2; continue; //already have name, go to next line } else if (istok(buf,"type")) continue; //already have name, go to next line else if (istok(buf,"briefing")) { if ((v = get_value(buf)) != NULL) { add_term(v); if (strlen(v) < FILENAME_LEN && strlen(v) > 0) { char *tmp, *ptr; MALLOC(tmp, char, FILENAME_LEN); snprintf(tmp, FILENAME_LEN, "%s", v); if ((ptr = strrchr(tmp, '.'))) // if there's a filename extension, kill it. No one knows it's the right one. *ptr = '\0'; strncat(tmp, ".tex", sizeof(char)*FILENAME_LEN); // apply tex-extenstion if (PHYSFSX_exists(tmp,1)) // check if this file exists ... snprintf(Briefing_text_filename, FILENAME_LEN, "%s", tmp); // ... and apply ... else // ... otherwise ... { if ((ptr = strrchr(tmp, '.'))) *ptr = '\0'; strncat(tmp, ".txb", sizeof(char)*FILENAME_LEN); // apply txb extension if (PHYSFSX_exists(tmp,1)) // check if this file exists ... snprintf(Briefing_text_filename, FILENAME_LEN, "%s", tmp); // ... and apply ... } d_free(tmp); } } } else if (istok(buf,"ending")) { if ((v = get_value(buf)) != NULL) { add_term(v); if (strlen(v) < FILENAME_LEN && strlen(v) > 0) { char *tmp, *ptr; MALLOC(tmp, char, FILENAME_LEN); snprintf(tmp, FILENAME_LEN, "%s", v); if ((ptr = strrchr(tmp, '.'))) // if there's a filename extension, kill it. No one knows it's the right one. *ptr = '\0'; strncat(tmp, ".tex", sizeof(char)*FILENAME_LEN); // apply tex-extenstion if (PHYSFSX_exists(tmp,1)) // check if this file exists ... snprintf(Briefing_text_filename, FILENAME_LEN, "%s", tmp); // ... and apply ... else // ... otherwise ... { if ((ptr = strrchr(tmp, '.'))) *ptr = '\0'; strncat(tmp, ".txb", sizeof(char)*FILENAME_LEN); // apply txb extension if (PHYSFSX_exists(tmp,1)) // check if this file exists ... snprintf(Ending_text_filename, FILENAME_LEN, "%s", tmp); // ... and apply ... } d_free(tmp); } } } else if (istok(buf,"num_levels")) { if ((v=get_value(buf))!=NULL) { int n_levels,i; n_levels = atoi(v); for (i=0;i<n_levels;i++) { PHYSFSX_fgets(buf,sizeof(buf),mfile); add_term(buf); if (strlen(buf) <= 12) { strcpy(Level_names[i],buf); Last_level++; } else break; } } } else if (istok(buf,"num_secrets")) { if ((v=get_value(buf))!=NULL) { int i; N_secret_levels = atoi(v); Assert(N_secret_levels <= MAX_SECRET_LEVELS_PER_MISSION); for (i=0;i<N_secret_levels;i++) { char *t; PHYSFSX_fgets(buf,sizeof(buf),mfile); if ((t=strchr(buf,','))!=NULL) *t++=0; else break; add_term(buf); if (strlen(buf) <= 12) { strcpy(Secret_level_names[i],buf); Secret_level_table[i] = atoi(t); if (Secret_level_table[i]<1 || Secret_level_table[i]>Last_level) break; Last_secret_level--; } else break; } } } } PHYSFS_close(mfile); if (Last_level <= 0) { free_mission(); //no valid mission loaded return 0; } // re-read default HAM file, in case this mission brings it's own version of it free_polygon_models(); read_hamfile(); if (Current_mission->enhanced) { char t[50]; sprintf(t,"%s.ham",Current_mission_filename); bm_read_extra_robots(t, Current_mission->enhanced); init_extra_robot_movie(Current_mission_filename); } return 1; }
//loads the specfied mission from the mission list. //BuildMissionList() must have been called. //Returns true if mission loaded ok, else false. int LoadMission (int nMission) { CFILE cf; char szFolder [FILENAME_LEN] = {'\0'}, szFile [FILENAME_LEN] = {'\0'}; int i, bFoundHogFile = 0; gameData.missions.nEnhancedMission = 0; if (nMission == gameData.missions.nD1BuiltinMission) { CFUseD1HogFile ("descent.hog"); switch (gameData.missions.nD1BuiltinHogSize) { default: Int3(); // fall through case D1_MISSION_HOGSIZE: case D1_10_MISSION_HOGSIZE: case D1_15_MISSION_HOGSIZE: case D1_3DFX_MISSION_HOGSIZE: case D1_MAC_MISSION_HOGSIZE: case D1_OEM_MISSION_HOGSIZE: case D1_OEM_10_MISSION_HOGSIZE: case D1_SHAREWARE_MISSION_HOGSIZE: case D1_SHAREWARE_10_MISSION_HOGSIZE: case D1_MAC_SHARE_MISSION_HOGSIZE: return load_mission_d1(nMission); break; } } if (nMission == gameData.missions.nBuiltinMission) { switch (gameData.missions.nBuiltinHogSize) { case SHAREWARE_MISSION_HOGSIZE: case MAC_SHARE_MISSION_HOGSIZE: return load_mission_shareware(nMission); break; case OEM_MISSION_HOGSIZE: return load_mission_oem(nMission); break; default: Int3(); // fall through case FULL_MISSION_HOGSIZE: case FULL_10_MISSION_HOGSIZE: case MAC_FULL_MISSION_HOGSIZE: // continue on... (use d2.mn2 from tHogFile) break; } } gameData.missions.nCurrentMission = nMission; #if TRACE con_printf (CON_VERBOSE, "Loading mission %d\n", nMission); #endif //read mission from file switch (gameData.missions.list [nMission].location) { case ML_MISSIONDIR: case ML_ALTHOGDIR: strcpy (szFolder, gameFolders.szMissionDirs [gameData.missions.list [nMission].location]); break; case ML_CDROM: sprintf (szFolder, "%s/", CDROM_dir); break; default: Int3(); //fall through case ML_CURDIR: *szFolder = '\0'; break; case ML_MSNROOTDIR: sprintf (szFolder, "%s%s", gameFolders.szMissionDir, *gameFolders.szMissionDir ? "/" : ""); break; case ML_DATADIR: sprintf (szFolder, "%s%s", gameFolders.szDataDir, *gameFolders.szDataDir ? "/" : ""); break; } sprintf (szFile, "%s%s", gameData.missions.list [nMission].filename, (gameData.missions.list [nMission].nDescentVersion == 2) ? ".mn2" : ".msn"); strlwr (szFile); if (!CFOpen (&cf, szFile, szFolder, "rb", 0)) { gameData.missions.nCurrentMission = -1; return 0; //error! } i = ParseMissionFile (&cf); CFClose(&cf); if (!i) { gameData.missions.nCurrentMission = -1; ExecMessageBox (TXT_ERROR, NULL, 1, TXT_OK, TXT_MSNFILE_ERROR); return 0; } //for non-builtin missions, load HOG CFUseAltHogFile (""); if (!strcmp (gameData.missions.list [nMission].filename, gameData.missions.szBuiltinMissionFilename)) bFoundHogFile = 1; else { sprintf (szFile, "%s%s.hog", szFolder, gameData.missions.list [nMission].filename); strlwr (szFile); bFoundHogFile = CFUseAltHogFile (szFile); if (bFoundHogFile) { // for Descent 1 missions, load descent.hog if ((gameData.missions.list [nMission].nDescentVersion == 1) && strcmp (gameData.missions.list [nMission].filename, "descent")) if (!CFUseD1HogFile ("descent.hog")) Warning (TXT_NO_HOG); } else { sprintf (szFile, "%s%s%s", szFolder, gameData.missions.list [nMission].filename, (gameData.missions.list [nMission].nDescentVersion == 2) ? ".rl2" : ".rdl"); strlwr (szFile); bFoundHogFile = CFUseAltHogFile (szFile); if (bFoundHogFile) { strcpy (gameData.missions.szLevelNames [0], gameHogFiles.AltHogFiles.files [0].name); gameData.missions.nLastLevel = 1; } else { sprintf (szFile, "%s%s", szFolder, gameData.missions.szLevelNames [0]); strlwr (szFile); bFoundHogFile = CFUseAltHogFile (szFile); } } } //init vars if (!bFoundHogFile || (gameData.missions.nLastLevel <= 0)) { gameData.missions.nCurrentMission = -1; //no valid mission loaded return 0; } gameStates.app.szCurrentMissionFile = gameData.missions.list [gameData.missions.nCurrentMission].filename; gameStates.app.szCurrentMission = gameData.missions.list [gameData.missions.nCurrentMission].szMissionName; LoadSongList (szFile); return 1; }