1048 lines
28 KiB
C++
1048 lines
28 KiB
C++
/*
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* Portions of this file are copyright Rebirth contributors and licensed as
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* described in COPYING.txt.
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* Portions of this file are copyright Parallax Software and licensed
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* according to the Parallax license below.
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* See COPYING.txt for license details.
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THE COMPUTER CODE CONTAINED HEREIN IS THE SOLE PROPERTY OF PARALLAX
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SOFTWARE CORPORATION ("PARALLAX"). PARALLAX, IN DISTRIBUTING THE CODE TO
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END-USERS, AND SUBJECT TO ALL OF THE TERMS AND CONDITIONS HEREIN, GRANTS A
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ROYALTY-FREE, PERPETUAL LICENSE TO SUCH END-USERS FOR USE BY SUCH END-USERS
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IN USING, DISPLAYING, AND CREATING DERIVATIVE WORKS THEREOF, SO LONG AS
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SUCH USE, DISPLAY OR CREATION IS FOR NON-COMMERCIAL, ROYALTY OR REVENUE
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FREE PURPOSES. IN NO EVENT SHALL THE END-USER USE THE COMPUTER CODE
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CONTAINED HEREIN FOR REVENUE-BEARING PURPOSES. THE END-USER UNDERSTANDS
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AND AGREES TO THE TERMS HEREIN AND ACCEPTS THE SAME BY USE OF THIS FILE.
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COPYRIGHT 1993-1999 PARALLAX SOFTWARE CORPORATION. ALL RIGHTS RESERVED.
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*/
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/*
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*
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* Code to handle multiple missions
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*
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*/
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#include <algorithm>
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#include <vector>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <ctype.h>
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#include <limits.h>
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#include "pstypes.h"
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#include "strutil.h"
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#include "inferno.h"
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#include "mission.h"
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#include "gameseq.h"
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#include "titles.h"
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#include "songs.h"
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#include "polyobj.h"
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#include "dxxerror.h"
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#include "config.h"
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#include "newmenu.h"
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#include "text.h"
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#include "u_mem.h"
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#include "ignorecase.h"
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#include "physfsx.h"
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#include "physfs_list.h"
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#include "bm.h"
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#if defined(DXX_BUILD_DESCENT_II)
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#include "movie.h"
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#endif
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#include "null_sentinel_iterator.h"
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#include "compiler-make_unique.h"
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#include "compiler-range_for.h"
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#include "partial_range.h"
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using std::min;
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//values that describe where a mission is located
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enum mle_loc
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{
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ML_CURDIR = 0,
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ML_MISSIONDIR = 1
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};
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//mission list entry
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struct mle : Mission_path
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{
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int builtin_hogsize; // if it's the built-in mission, used for determining the version
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ntstring<MISSION_NAME_LEN> mission_name;
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#if defined(DXX_BUILD_DESCENT_II)
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ubyte descent_version; // descent 1 or descent 2?
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#endif
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ubyte anarchy_only_flag; // if true, mission is anarchy only
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enum mle_loc location; // where the mission is
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};
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typedef std::vector<mle> mission_list;
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Mission_ptr Current_mission; // currently loaded mission
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static bool null_or_space(char c)
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{
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return !c || isspace(static_cast<unsigned>(c));
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}
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// Allocate the Level_names, Secret_level_names and Secret_level_table arrays
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static int allocate_levels(void)
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{
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Level_names = make_unique<d_fname[]>(Last_level);
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if (Last_secret_level)
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{
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N_secret_levels = -Last_secret_level;
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Secret_level_names = make_unique<d_fname[]>(N_secret_levels);
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Secret_level_table = make_unique<ubyte[]>(N_secret_levels);
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}
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return 1;
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}
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//
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// Special versions of mission routines for d1 builtins
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//
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static int load_mission_d1(void)
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{
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switch (PHYSFSX_fsize("descent.hog"))
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{
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case D1_SHAREWARE_MISSION_HOGSIZE:
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case D1_SHAREWARE_10_MISSION_HOGSIZE:
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N_secret_levels = 0;
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Last_level = 7;
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Last_secret_level = 0;
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if (!allocate_levels())
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{
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Current_mission.reset();
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return 0;
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}
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//build level names
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for (int i=0;i<Last_level;i++)
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snprintf(&Level_names[i][0u], Level_names[i].size(), "level%02d.sdl", i+1);
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Briefing_text_filename = BIMD1_BRIEFING_FILE;
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Ending_text_filename = BIMD1_ENDING_FILE_SHARE;
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break;
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case D1_MAC_SHARE_MISSION_HOGSIZE:
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N_secret_levels = 0;
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Last_level = 3;
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Last_secret_level = 0;
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if (!allocate_levels())
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{
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Current_mission.reset();
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return 0;
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}
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//build level names
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for (int i=0;i<Last_level;i++)
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snprintf(&Level_names[i][0u], Level_names[i].size(), "level%02d.sdl", i+1);
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Briefing_text_filename = BIMD1_BRIEFING_FILE;
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Ending_text_filename = BIMD1_ENDING_FILE_SHARE;
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break;
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case D1_OEM_MISSION_HOGSIZE:
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case D1_OEM_10_MISSION_HOGSIZE:
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N_secret_levels = 1;
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Last_level = 15;
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Last_secret_level = -1;
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if (!allocate_levels())
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{
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Current_mission.reset();
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return 0;
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}
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//build level names
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for (int i=0; i < Last_level - 1; i++)
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snprintf(&Level_names[i][0u], Level_names[i].size(), "level%02d.rdl", i+1);
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snprintf(&Level_names[Last_level - 1][0u], Level_names[Last_level - 1].size(), "saturn%02d.rdl", Last_level);
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for (int i=0; i < -Last_secret_level; i++)
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snprintf(&Secret_level_names[i][0u], Secret_level_names[i].size(), "levels%1d.rdl", i+1);
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Secret_level_table[0] = 10;
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Briefing_text_filename = BIMD1_BRIEFING_FILE_OEM;
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Ending_text_filename = BIMD1_ENDING_FILE_OEM;
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break;
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default:
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Int3(); // fall through
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case D1_MISSION_HOGSIZE:
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case D1_MISSION_HOGSIZE2:
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case D1_10_MISSION_HOGSIZE:
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case D1_MAC_MISSION_HOGSIZE:
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N_secret_levels = 3;
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Last_level = BIMD1_LAST_LEVEL;
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Last_secret_level = BIMD1_LAST_SECRET_LEVEL;
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if (!allocate_levels())
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{
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Current_mission.reset();
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return 0;
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}
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//build level names
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for (int i=0;i<Last_level;i++)
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snprintf(&Level_names[i][0u], Level_names[i].size(), "level%02d.rdl", i+1);
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for (int i=0;i<-Last_secret_level;i++)
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snprintf(&Secret_level_names[i][0u], Secret_level_names[i].size(), "levels%1d.rdl", i+1);
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Secret_level_table[0] = 10;
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Secret_level_table[1] = 21;
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Secret_level_table[2] = 24;
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Briefing_text_filename = BIMD1_BRIEFING_FILE;
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Ending_text_filename = BIMD1_ENDING_FILE;
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break;
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}
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return 1;
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}
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#if defined(DXX_BUILD_DESCENT_II)
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//
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// Special versions of mission routines for shareware
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//
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static int load_mission_shareware(void)
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{
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Current_mission->mission_name.copy_if(SHAREWARE_MISSION_NAME);
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Current_mission->descent_version = 2;
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Current_mission->anarchy_only_flag = 0;
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switch (Current_mission->builtin_hogsize)
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{
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case MAC_SHARE_MISSION_HOGSIZE:
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N_secret_levels = 1;
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Last_level = 4;
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Last_secret_level = -1;
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if (!allocate_levels())
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{
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Current_mission.reset();
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return 0;
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}
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// mac demo is using the regular hog and rl2 files
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Level_names[0] = "d2leva-1.rl2";
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Level_names[1] = "d2leva-2.rl2";
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Level_names[2] = "d2leva-3.rl2";
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Level_names[3] = "d2leva-4.rl2";
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Secret_level_names[0] = "d2leva-s.rl2";
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break;
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default:
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Int3(); // fall through
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case SHAREWARE_MISSION_HOGSIZE:
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N_secret_levels = 0;
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Last_level = 3;
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Last_secret_level = 0;
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if (!allocate_levels())
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{
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Current_mission.reset();
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return 0;
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}
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Level_names[0] = "d2leva-1.sl2";
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Level_names[1] = "d2leva-2.sl2";
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Level_names[2] = "d2leva-3.sl2";
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}
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return 1;
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}
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//
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// Special versions of mission routines for Diamond/S3 version
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//
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static int load_mission_oem(void)
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{
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Current_mission->mission_name.copy_if(OEM_MISSION_NAME);
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Current_mission->descent_version = 2;
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Current_mission->anarchy_only_flag = 0;
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N_secret_levels = 2;
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Last_level = 8;
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Last_secret_level = -2;
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if (!allocate_levels())
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{
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Current_mission.reset();
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return 0;
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}
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Level_names[0] = "d2leva-1.rl2";
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Level_names[1] = "d2leva-2.rl2";
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Level_names[2] = "d2leva-3.rl2";
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Level_names[3] = "d2leva-4.rl2";
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Secret_level_names[0] = "d2leva-s.rl2";
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Level_names[4] = "d2levb-1.rl2";
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Level_names[5] = "d2levb-2.rl2";
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Level_names[6] = "d2levb-3.rl2";
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Level_names[7] = "d2levb-4.rl2";
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Secret_level_names[1] = "d2levb-s.rl2";
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Secret_level_table[0] = 1;
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Secret_level_table[1] = 5;
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return 1;
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}
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#endif
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//compare a string for a token. returns true if match
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static int istok(const char *buf,const char *tok)
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{
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return d_strnicmp(buf,tok,strlen(tok)) == 0;
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}
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//returns ptr to string after '=' & white space, or NULL if no '='
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//adds 0 after parm at first white space
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static char *get_value(char *buf)
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{
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char *t = strchr(buf,'=');
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if (t) {
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while (isspace(static_cast<unsigned>(*++t)));
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if (*t)
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return t;
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}
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return NULL; //error!
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}
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//reads a line, returns ptr to value of passed parm. returns NULL if none
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static char *get_parm_value(PHYSFSX_gets_line_t<80> &buf, const char *parm,PHYSFS_file *f)
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{
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if (!PHYSFSX_fgets(buf,f))
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return NULL;
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if (istok(buf,parm))
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return get_value(buf);
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else
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return NULL;
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}
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static bool ml_sort_func(const mle &e0,const mle &e1)
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{
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return d_stricmp(e0.mission_name,e1.mission_name) < 0;
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}
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//returns 1 if file read ok, else 0
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static int read_mission_file(mission_list &mission_list, const char *filename, enum mle_loc location)
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{
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char filename2[100];
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snprintf(filename2, sizeof(filename2), "%s%s", location == ML_MISSIONDIR ? MISSION_DIR : "", filename);
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if (auto mfile = PHYSFSX_openReadBuffered(filename2))
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{
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char *p;
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char temp[PATH_MAX], *ext;
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strcpy(temp,filename);
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p = strrchr(temp, '/'); // get the filename at the end of the path
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if (!p)
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p = temp;
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else p++;
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if ((ext = strchr(p, '.')) == NULL)
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return 0; //missing extension
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mission_list.emplace_back();
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mle *mission = &mission_list.back();
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#if defined(DXX_BUILD_DESCENT_II)
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// look if it's .mn2 or .msn
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mission->descent_version = (ext[3] == '2') ? 2 : 1;
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#endif
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*ext = 0; //kill extension
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mission->path = temp;
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mission->anarchy_only_flag = 0;
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mission->filename = next(begin(mission->path), p - temp);
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mission->location = location;
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PHYSFSX_gets_line_t<80> buf;
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p = get_parm_value(buf, "name",mfile);
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#if defined(DXX_BUILD_DESCENT_II)
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if (!p) { //try enhanced mission
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PHYSFSX_fseek(mfile,0,SEEK_SET);
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p = get_parm_value(buf, "xname",mfile);
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}
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if (!p) { //try super-enhanced mission!
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PHYSFSX_fseek(mfile,0,SEEK_SET);
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p = get_parm_value(buf, "zname",mfile);
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}
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if (!p) { //try extensible-enhanced mission!
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PHYSFSX_fseek(mfile,0,SEEK_SET);
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p = get_parm_value(buf, "!name",mfile);
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}
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#endif
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if (p) {
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char *t;
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if ((t=strchr(p,';'))!=NULL)
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*t=0;
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t = p + strlen(p)-1;
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while (isspace(*t))
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*t-- = 0; // remove trailing whitespace
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mission->mission_name.copy_if(p, mission->mission_name.size() - 1);
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}
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else {
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mission_list.pop_back();
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return 0;
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}
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{
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PHYSFSX_gets_line_t<4096> temp;
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if (PHYSFSX_fgets(temp,mfile))
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{
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if (istok(temp,"type"))
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{
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p = get_value(temp);
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//get mission type
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if (p)
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mission->anarchy_only_flag = istok(p,"anarchy");
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}
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}
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}
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return 1;
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}
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return 0;
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}
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static void add_d1_builtin_mission_to_list(mission_list &mission_list)
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{
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int size;
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size = PHYSFSX_fsize("descent.hog");
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if (size == -1)
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return;
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mission_list.emplace_back();
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mle *mission = &mission_list.back();
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switch (size) {
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case D1_SHAREWARE_MISSION_HOGSIZE:
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case D1_SHAREWARE_10_MISSION_HOGSIZE:
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case D1_MAC_SHARE_MISSION_HOGSIZE:
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mission->path = D1_MISSION_FILENAME;
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mission->mission_name.copy_if(D1_SHAREWARE_MISSION_NAME);
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mission->anarchy_only_flag = 0;
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break;
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case D1_OEM_MISSION_HOGSIZE:
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case D1_OEM_10_MISSION_HOGSIZE:
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mission->path = D1_MISSION_FILENAME;
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mission->mission_name.copy_if(D1_OEM_MISSION_NAME);
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mission->anarchy_only_flag = 0;
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break;
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default:
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Warning("Unknown D1 hogsize %d\n", size);
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Int3();
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// fall through
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case D1_MISSION_HOGSIZE:
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case D1_MISSION_HOGSIZE2:
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case D1_10_MISSION_HOGSIZE:
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case D1_MAC_MISSION_HOGSIZE:
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mission->path = D1_MISSION_FILENAME;
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mission->mission_name.copy_if(D1_MISSION_NAME);
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mission->anarchy_only_flag = 0;
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break;
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}
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mission->anarchy_only_flag = 0;
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#if defined(DXX_BUILD_DESCENT_I)
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mission->builtin_hogsize = size;
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#elif defined(DXX_BUILD_DESCENT_II)
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mission->descent_version = 1;
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mission->builtin_hogsize = 0;
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#endif
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mission->filename = begin(mission->path);
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}
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#if defined(DXX_BUILD_DESCENT_II)
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template <std::size_t N1, std::size_t N2>
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static void set_hardcoded_mission(mission_list &mission_list, const char (&path)[N1], const char (&mission_name)[N2])
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{
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mission_list.emplace_back();
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mle *mission = &mission_list.back();
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mission->path = path;
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mission->filename = begin(mission->path);
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mission->mission_name.copy_if(mission_name);
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mission->anarchy_only_flag = 0;
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}
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static void add_builtin_mission_to_list(mission_list &mission_list, d_fname &name)
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{
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int size = PHYSFSX_fsize("descent2.hog");
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if (size == -1)
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size = PHYSFSX_fsize("d2demo.hog");
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switch (size) {
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case SHAREWARE_MISSION_HOGSIZE:
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case MAC_SHARE_MISSION_HOGSIZE:
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set_hardcoded_mission(mission_list, SHAREWARE_MISSION_FILENAME, SHAREWARE_MISSION_NAME);
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break;
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case OEM_MISSION_HOGSIZE:
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set_hardcoded_mission(mission_list, OEM_MISSION_FILENAME, OEM_MISSION_NAME);
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break;
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default:
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Warning("Unknown hogsize %d, trying %s\n", size, FULL_MISSION_FILENAME ".mn2");
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Int3(); //fall through
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case FULL_MISSION_HOGSIZE:
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case FULL_10_MISSION_HOGSIZE:
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case MAC_FULL_MISSION_HOGSIZE:
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if (!read_mission_file(mission_list, FULL_MISSION_FILENAME ".mn2", ML_CURDIR))
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Error("Could not find required mission file <%s>", FULL_MISSION_FILENAME ".mn2");
|
|
}
|
|
|
|
mle *mission = &mission_list.back();
|
|
name.copy_if(mission->path.c_str(), FILENAME_LEN);
|
|
mission->builtin_hogsize = size;
|
|
mission->descent_version = 2;
|
|
mission->anarchy_only_flag = 0;
|
|
}
|
|
#endif
|
|
|
|
|
|
static void add_missions_to_list(mission_list &mission_list, char *path, char *rel_path, int anarchy_mode)
|
|
{
|
|
char *ext;
|
|
const PHYSFSX_uncounted_list find{PHYSFS_enumerateFiles(path)};
|
|
range_for (const auto i, find)
|
|
{
|
|
if (strlen(path) + strlen(i) + 1 >= PATH_MAX)
|
|
continue; // path is too long
|
|
|
|
strcat(rel_path, i);
|
|
if (PHYSFS_isDirectory(path))
|
|
{
|
|
strcat(rel_path, "/");
|
|
add_missions_to_list(mission_list, path, rel_path, anarchy_mode);
|
|
*(strrchr(path, '/')) = 0;
|
|
}
|
|
else if ((ext = strrchr(i, '.')) && (!d_strnicmp(ext, ".msn") || !d_strnicmp(ext, ".mn2")))
|
|
if (read_mission_file(mission_list, rel_path, ML_MISSIONDIR))
|
|
{
|
|
if (anarchy_mode || !mission_list.back().anarchy_only_flag)
|
|
{
|
|
mission_list.back().builtin_hogsize = 0;
|
|
}
|
|
else
|
|
mission_list.pop_back();
|
|
}
|
|
|
|
if (mission_list.size() >= MAX_MISSIONS)
|
|
{
|
|
break;
|
|
}
|
|
|
|
(strrchr(path, '/'))[1] = 0; // chop off the entry
|
|
}
|
|
}
|
|
|
|
/* move <mission_name> to <place> on mission list, increment <place> */
|
|
static void promote (mission_list &mission_list, const char * mission_name, std::size_t &top_place)
|
|
{
|
|
char name[FILENAME_LEN], * t;
|
|
strcpy(name, mission_name);
|
|
if ((t = strchr(name,'.')) != NULL)
|
|
*t = 0; //kill extension
|
|
range_for (auto &i, partial_range(mission_list, top_place, mission_list.size()))
|
|
if (!d_stricmp(&*i.filename, name)) {
|
|
//swap mission positions
|
|
std::swap(mission_list[top_place++], i);
|
|
break;
|
|
}
|
|
}
|
|
|
|
Mission::~Mission()
|
|
{
|
|
// May become more complex with the editor
|
|
if (!path.empty() && builtin_hogsize == 0)
|
|
{
|
|
char hogpath[PATH_MAX];
|
|
|
|
snprintf(hogpath, sizeof(hogpath), MISSION_DIR "%s.hog", path.c_str());
|
|
PHYSFSX_contfile_close(hogpath);
|
|
}
|
|
}
|
|
|
|
|
|
|
|
//fills in the global list of missions. Returns the number of missions
|
|
//in the list. If anarchy_mode is set, then also add anarchy-only missions.
|
|
|
|
static mission_list build_mission_list(int anarchy_mode)
|
|
{
|
|
char search_str[PATH_MAX] = MISSION_DIR;
|
|
|
|
//now search for levels on disk
|
|
|
|
//@@Took out this code because after this routine was called once for
|
|
//@@a list of single-player missions, a subsequent call for a list of
|
|
//@@anarchy missions would not scan again, and thus would not find the
|
|
//@@anarchy-only missions. If we retain the minimum level of install,
|
|
//@@we may want to put the code back in, having it always scan for all
|
|
//@@missions, and have the code that uses it sort out the ones it wants.
|
|
//@@ if (num_missions != -1) {
|
|
//@@ if (Current_mission_num != 0)
|
|
//@@ load_mission(0); //set built-in mission as default
|
|
//@@ return num_missions;
|
|
//@@ }
|
|
|
|
mission_list mission_list;
|
|
|
|
#if defined(DXX_BUILD_DESCENT_II)
|
|
d_fname builtin_mission_filename;
|
|
add_builtin_mission_to_list(mission_list, builtin_mission_filename); //read built-in first
|
|
#endif
|
|
add_d1_builtin_mission_to_list(mission_list);
|
|
add_missions_to_list(mission_list, search_str, search_str + strlen(search_str), anarchy_mode);
|
|
|
|
// move original missions (in story-chronological order)
|
|
// to top of mission list
|
|
std::size_t top_place = 0;
|
|
#if defined(DXX_BUILD_DESCENT_I)
|
|
promote(mission_list, "", top_place); // original descent 1 mission
|
|
#elif defined(DXX_BUILD_DESCENT_II)
|
|
promote(mission_list, "descent", top_place); // original descent 1 mission
|
|
promote(mission_list, builtin_mission_filename, top_place); // d2 or d2demo
|
|
promote(mission_list, "d2x", top_place); // vertigo
|
|
#endif
|
|
|
|
if (mission_list.size() > top_place)
|
|
std::sort(next(begin(mission_list), top_place), end(mission_list), ml_sort_func);
|
|
return mission_list;
|
|
}
|
|
|
|
#if defined(DXX_BUILD_DESCENT_II)
|
|
//values for built-in mission
|
|
|
|
int load_mission_ham()
|
|
{
|
|
read_hamfile();
|
|
if (Current_mission->enhanced == 3 && Current_mission->alternate_ham_file) {
|
|
/*
|
|
* If an alternate HAM is specified, map a HOG of the same name
|
|
* (if it exists) so that users can reference a HAM within a
|
|
* HOG. This is required to let users reference the D2X.HAM
|
|
* file provided by Descent II: Vertigo.
|
|
*
|
|
* Try both plain NAME and missions/NAME, in that order.
|
|
*/
|
|
auto &altham = Current_mission->alternate_ham_file;
|
|
unsigned l = strlen(*altham);
|
|
char althog[PATH_MAX];
|
|
snprintf(althog, sizeof(althog), MISSION_DIR "%.*s.hog", l - 4, static_cast<const char *>(*altham));
|
|
char *p = althog + sizeof(MISSION_DIR) - 1;
|
|
int exists = PHYSFSX_exists(p,1);
|
|
if (!exists) {
|
|
p = althog;
|
|
exists = PHYSFSX_exists(p,1);
|
|
}
|
|
if (exists)
|
|
PHYSFSX_contfile_init(p, 0);
|
|
bm_read_extra_robots(*Current_mission->alternate_ham_file, 2);
|
|
if (exists)
|
|
PHYSFSX_contfile_close(p);
|
|
return 1;
|
|
} else if (Current_mission->enhanced) {
|
|
char t[50];
|
|
snprintf(t,sizeof(t), "%s.ham", Current_mission_filename);
|
|
bm_read_extra_robots(t, Current_mission->enhanced);
|
|
return 1;
|
|
} else
|
|
return 0;
|
|
}
|
|
#endif
|
|
|
|
#define tex ".tex"
|
|
static void set_briefing_filename(d_fname &f, const char *const v, std::size_t d)
|
|
{
|
|
f.copy_if(v, d);
|
|
f.copy_if(d, tex);
|
|
if (!PHYSFSX_exists(static_cast<const char *>(f), 1) && !(f.copy_if(++d, "txb"), PHYSFSX_exists(static_cast<const char *>(f), 1))) // check if this file exists ...
|
|
f = {};
|
|
}
|
|
|
|
static void set_briefing_filename(d_fname &f, const char *const v)
|
|
{
|
|
using std::next;
|
|
auto a = [](char c) {
|
|
return !c || c == '.';
|
|
};
|
|
auto i = std::find_if(v, next(v, f.size() - sizeof(tex)), a);
|
|
std::size_t d = std::distance(v, i);
|
|
set_briefing_filename(f, v, d);
|
|
}
|
|
|
|
static void record_briefing(d_fname &f, array<char, PATH_MAX> &buf)
|
|
{
|
|
const auto v = get_value(buf.data());
|
|
std::size_t d;
|
|
if (v && (d = std::distance(v, std::find_if(v, buf.end(), null_or_space))))
|
|
set_briefing_filename(f, v, std::min(d, f.size() - sizeof(tex)));
|
|
else
|
|
f = {};
|
|
}
|
|
#undef tex
|
|
|
|
//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(const mle *mission)
|
|
{
|
|
char buf[PATH_MAX], *v;
|
|
|
|
#if defined(DXX_BUILD_DESCENT_II)
|
|
close_extra_robot_movie();
|
|
#endif
|
|
Current_mission = make_unique<Mission>();
|
|
Current_mission->builtin_hogsize = mission->builtin_hogsize;
|
|
Current_mission->mission_name = mission->mission_name;
|
|
#if defined(DXX_BUILD_DESCENT_II)
|
|
Current_mission->descent_version = mission->descent_version;
|
|
#endif
|
|
Current_mission->anarchy_only_flag = mission->anarchy_only_flag;
|
|
*static_cast<Mission_path *>(Current_mission.get()) = *mission;
|
|
Current_mission->n_secret_levels = 0;
|
|
#if defined(DXX_BUILD_DESCENT_II)
|
|
Current_mission->enhanced = 0;
|
|
Current_mission->alternate_ham_file = NULL;
|
|
#endif
|
|
|
|
//init vars
|
|
Last_level = 0;
|
|
Last_secret_level = 0;
|
|
Briefing_text_filename = {};
|
|
Ending_text_filename = {};
|
|
Secret_level_table.reset();
|
|
Level_names.reset();
|
|
Secret_level_names.reset();
|
|
|
|
// for Descent 1 missions, load descent.hog
|
|
#if defined(DXX_BUILD_DESCENT_II)
|
|
if (EMULATING_D1)
|
|
#endif
|
|
{
|
|
if (!PHYSFSX_contfile_init("descent.hog", 0))
|
|
#if defined(DXX_BUILD_DESCENT_I)
|
|
Error("descent.hog not available!\n");
|
|
#elif defined(DXX_BUILD_DESCENT_II)
|
|
Warning("descent.hog not available, this mission may be missing some files required for briefings and exit sequence\n");
|
|
#endif
|
|
if (!d_stricmp(Current_mission_filename, D1_MISSION_FILENAME))
|
|
return load_mission_d1();
|
|
}
|
|
#if defined(DXX_BUILD_DESCENT_II)
|
|
else
|
|
PHYSFSX_contfile_close("descent.hog");
|
|
#endif
|
|
|
|
#if defined(DXX_BUILD_DESCENT_II)
|
|
if (PLAYING_BUILTIN_MISSION) {
|
|
switch (Current_mission->builtin_hogsize) {
|
|
case SHAREWARE_MISSION_HOGSIZE:
|
|
case MAC_SHARE_MISSION_HOGSIZE:
|
|
Briefing_text_filename = BIMD2_BRIEFING_FILE_SHARE;
|
|
Ending_text_filename = BIMD2_ENDING_FILE_SHARE;
|
|
return load_mission_shareware();
|
|
case OEM_MISSION_HOGSIZE:
|
|
Briefing_text_filename = BIMD2_BRIEFING_FILE_OEM;
|
|
Ending_text_filename = BIMD2_ENDING_FILE_OEM;
|
|
return load_mission_oem();
|
|
default:
|
|
Int3(); // fall through
|
|
case FULL_MISSION_HOGSIZE:
|
|
case FULL_10_MISSION_HOGSIZE:
|
|
case MAC_FULL_MISSION_HOGSIZE:
|
|
Briefing_text_filename = BIMD2_BRIEFING_FILE;
|
|
// continue on... (use d2.mn2 from hogfile)
|
|
break;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
//read mission from file
|
|
|
|
auto &msn_extension =
|
|
#if defined(DXX_BUILD_DESCENT_II)
|
|
(mission->descent_version == 2) ? ".mn2" :
|
|
#endif
|
|
".msn";
|
|
snprintf(buf, sizeof(buf), "%s%s%s", mission->location == ML_MISSIONDIR ? MISSION_DIR : "", mission->path.c_str(), msn_extension);
|
|
|
|
PHYSFSEXT_locateCorrectCase(buf);
|
|
|
|
auto mfile = PHYSFSX_openReadBuffered(buf);
|
|
if (!mfile) {
|
|
Current_mission.reset();
|
|
return 0; //error!
|
|
}
|
|
|
|
//for non-builtin missions, load HOG
|
|
#if defined(DXX_BUILD_DESCENT_II)
|
|
if (!PLAYING_BUILTIN_MISSION)
|
|
#endif
|
|
{
|
|
strcpy(buf+strlen(buf)-4,".hog"); //change extension
|
|
PHYSFSEXT_locateCorrectCase(buf);
|
|
if (PHYSFSX_exists(buf,1))
|
|
PHYSFSX_contfile_init(buf, 0);
|
|
set_briefing_filename(Briefing_text_filename, Current_mission_filename);
|
|
Ending_text_filename = Briefing_text_filename;
|
|
}
|
|
|
|
for (PHYSFSX_gets_line_t<PATH_MAX> buf; PHYSFSX_fgets(buf,mfile);)
|
|
{
|
|
#if defined(DXX_BUILD_DESCENT_II)
|
|
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
|
|
}
|
|
if (istok(buf,"!name") && !Current_mission->enhanced) {
|
|
Current_mission->enhanced = 3;
|
|
continue; //already have name, go to next line
|
|
}
|
|
#endif
|
|
if (istok(buf,"type"))
|
|
continue; //already have name, go to next line
|
|
else if (istok(buf,"briefing")) {
|
|
record_briefing(Briefing_text_filename, buf);
|
|
}
|
|
else if (istok(buf,"ending")) {
|
|
record_briefing(Ending_text_filename, buf);
|
|
}
|
|
else if (istok(buf,"num_levels")) {
|
|
|
|
if ((v=get_value(buf))!=NULL) {
|
|
char *ip;
|
|
unsigned long n_levels = strtoul(v, &ip, 10);
|
|
Assert(n_levels <= MAX_LEVELS_PER_MISSION);
|
|
n_levels = min(n_levels, *ip ? 0ul : MAX_LEVELS_PER_MISSION);
|
|
Level_names = make_unique<d_fname[]>(n_levels);
|
|
range_for (auto &i, unchecked_partial_range(Level_names.get(), n_levels))
|
|
{
|
|
if (!PHYSFSX_fgets(buf, mfile))
|
|
break;
|
|
auto &line = buf.line();
|
|
auto s = std::find_if(line.begin(), line.end(), null_or_space);
|
|
if (i.copy_if(buf.line(), std::distance(line.begin(), s)))
|
|
{
|
|
Last_level++;
|
|
}
|
|
else
|
|
break;
|
|
}
|
|
|
|
}
|
|
}
|
|
else if (istok(buf,"num_secrets")) {
|
|
if ((v=get_value(buf))!=NULL) {
|
|
char *ip;
|
|
unsigned long n_levels = strtoul(v, &ip, 10);
|
|
Assert(n_levels <= MAX_SECRET_LEVELS_PER_MISSION);
|
|
N_secret_levels = min(n_levels, *ip ? 0ul : MAX_SECRET_LEVELS_PER_MISSION);
|
|
Secret_level_names = make_unique<d_fname[]>(N_secret_levels);
|
|
Secret_level_table = make_unique<ubyte[]>(N_secret_levels);
|
|
for (int i=0;i<N_secret_levels;i++) {
|
|
if (!PHYSFSX_fgets(buf, mfile))
|
|
break;
|
|
const auto &line = buf.line();
|
|
const auto lb = line.begin();
|
|
/* No auto: returned value must be type const char*
|
|
* Modern glibc maintains const-ness of the input.
|
|
* Apple libc++ and mingw32 do not.
|
|
*/
|
|
const char *const t = strchr(lb, ',');
|
|
if (!t)
|
|
break;
|
|
auto a = [](char c) {
|
|
return isspace(static_cast<unsigned>(c));
|
|
};
|
|
auto s = std::find_if(lb, t, a);
|
|
if (Secret_level_names[i].copy_if(line, std::distance(lb, s)))
|
|
{
|
|
unsigned long ls = strtoul(t + 1, &ip, 10);
|
|
if (ls < 1 || ls > Last_level)
|
|
break;
|
|
Secret_level_table[i] = ls;
|
|
Last_secret_level--;
|
|
}
|
|
else
|
|
break;
|
|
}
|
|
|
|
}
|
|
}
|
|
#if defined(DXX_BUILD_DESCENT_II)
|
|
else if (Current_mission->enhanced == 3 && buf[0] == '!') {
|
|
if (istok(buf+1,"ham")) {
|
|
Current_mission->alternate_ham_file = make_unique<d_fname>();
|
|
if ((v=get_value(buf))!=NULL) {
|
|
unsigned l = strlen(v);
|
|
if (l <= 4)
|
|
con_printf(CON_URGENT, "Mission %s has short HAM \"%s\".", Current_mission->path.c_str(), v);
|
|
else if (l >= sizeof(*Current_mission->alternate_ham_file))
|
|
con_printf(CON_URGENT, "Mission %s has excessive HAM \"%s\".", Current_mission->path.c_str(), v);
|
|
else {
|
|
Current_mission->alternate_ham_file->copy_if(v, l + 1);
|
|
con_printf(CON_VERBOSE, "Mission %s will use HAM %s.", Current_mission->path.c_str(), static_cast<const char *>(*Current_mission->alternate_ham_file));
|
|
}
|
|
}
|
|
else
|
|
con_printf(CON_URGENT, "Mission %s has no HAM.", Current_mission->path.c_str());
|
|
}
|
|
else {
|
|
con_printf(CON_URGENT, "Mission %s uses unsupported critical directive \"%s\".", Current_mission->path.c_str(), static_cast<const char *>(buf));
|
|
Last_level = 0;
|
|
break;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
}
|
|
mfile.reset();
|
|
if (Last_level <= 0) {
|
|
Current_mission.reset(); //no valid mission loaded
|
|
return 0;
|
|
}
|
|
|
|
#if defined(DXX_BUILD_DESCENT_II)
|
|
// re-read default HAM file, in case this mission brings it's own version of it
|
|
free_polygon_models();
|
|
|
|
if (load_mission_ham())
|
|
init_extra_robot_movie(Current_mission_filename);
|
|
#endif
|
|
|
|
return 1;
|
|
}
|
|
|
|
//loads the named mission if exists.
|
|
//Returns true if mission loaded ok, else false.
|
|
int load_mission_by_name(const char *mission_name)
|
|
{
|
|
auto mission_list = build_mission_list(1);
|
|
bool found = 0;
|
|
|
|
range_for (auto &i, mission_list)
|
|
if (!d_stricmp(mission_name, &*i.filename))
|
|
{
|
|
found = load_mission(&i);
|
|
break;
|
|
}
|
|
return found;
|
|
}
|
|
|
|
struct mission_menu
|
|
{
|
|
mission_list ml;
|
|
int (*when_selected)(void);
|
|
};
|
|
|
|
static int mission_menu_handler(listbox *lb,const d_event &event, mission_menu *mm)
|
|
{
|
|
const char **list = listbox_get_items(lb);
|
|
switch (event.type)
|
|
{
|
|
case EVENT_NEWMENU_SELECTED:
|
|
{
|
|
auto &citem = static_cast<const d_select_event &>(event).citem;
|
|
if (citem >= 0)
|
|
{
|
|
// Chose a mission
|
|
GameCfg.LastMission.copy_if(list[citem]);
|
|
if (!load_mission(&mm->ml[citem]))
|
|
{
|
|
nm_messagebox( NULL, 1, TXT_OK, TXT_MISSION_ERROR);
|
|
return 1; // stay in listbox so user can select another one
|
|
}
|
|
}
|
|
return !(*mm->when_selected)();
|
|
}
|
|
case EVENT_WINDOW_CLOSE:
|
|
d_free(list);
|
|
std::default_delete<mission_menu>()(mm);
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
int select_mission(int anarchy_mode, const char *message, int (*when_selected)(void))
|
|
{
|
|
auto mission_list = build_mission_list(anarchy_mode);
|
|
int new_mission_num;
|
|
|
|
if (mission_list.size() <= 1)
|
|
{
|
|
new_mission_num = !mission_list.empty() && load_mission(&mission_list.front()) ? 0 : -1;
|
|
(*when_selected)();
|
|
|
|
return (new_mission_num >= 0);
|
|
}
|
|
else
|
|
{
|
|
int default_mission;
|
|
const char **m;
|
|
|
|
MALLOC(m, const char *, mission_list.size());
|
|
if (!m)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
auto mm = make_unique<mission_menu>();
|
|
mm->when_selected = when_selected;
|
|
|
|
default_mission = 0;
|
|
for (uint_fast32_t i = 0; i < mission_list.size(); i++) {
|
|
m[i] = mission_list[i].mission_name;
|
|
if ( !d_stricmp( m[i], GameCfg.LastMission ) )
|
|
default_mission = i;
|
|
}
|
|
|
|
mm->ml = move(mission_list);
|
|
auto pmm = mm.get();
|
|
newmenu_listbox1( message, pmm->ml.size(), m, 1, default_mission, mission_menu_handler, std::move(mm));
|
|
}
|
|
|
|
return 1; // presume success
|
|
}
|
|
|
|
#ifdef EDITOR
|
|
void create_new_mission(void)
|
|
{
|
|
Current_mission.reset(new Mission{});
|
|
Current_mission->path = "new_mission";
|
|
Current_mission->filename = begin(Current_mission->path);
|
|
|
|
Level_names = make_unique<d_fname[]>(1);
|
|
if (!Level_names)
|
|
{
|
|
Current_mission.reset();
|
|
return;
|
|
}
|
|
|
|
Level_names[0] = "GAMESAVE.LVL";
|
|
}
|
|
#endif
|