Level::FileFormat Level::get_file_format(const Filename& filename)
{
if (! ::exists(filename.get_rootful().c_str())) return FORMAT_NOTHING;
std::ifstream file(filename.get_rootful().c_str(), std::ios::binary);
// the length check before the read() was necessary for me on Linux
// to get the Debugger past this, it got stuck on read() when nothing
// was wrong.
file.seekg (0, std::ios::end);
if (file.tellg() < 8) {
file.close();
return FORMAT_NOTHING;
}
file.seekg(0, std::ios::beg);
unsigned char buf[8];
file.read((char*) &buf, 8);
file.close();
// A binary file has two-byte numbers in big endian
// for rate, lixes, required, seconds at the beginning.
// Neither should be > 0x00FF. If all of them are,
// this is an ASCII file which shouldn't have '\0' chars.
if (buf[0] == '\0' || buf[2] == '\0' || buf[4] == '\0' || buf[6] == '\0')
return FORMAT_BINARY;
// This isn't a binary file. Is it a Lemmini file?
// Lemmini files start with "# LVL".
else if (buf[0] == '#' && buf[1] == ' ' && buf[2] == 'L' && buf[3] == 'V')
return FORMAT_LEMMINI;
else return FORMAT_LIX;
}
void Level::load_from_file(const Filename& filename)
{
clear();
status = GOOD;
level_filename = filename.get_rootless();
FileFormat fmt = get_file_format(filename);
if (fmt == FORMAT_BINARY) {
// load an original .LVL file from L1/ONML/...
load_from_binary(filename);
}
else if (fmt == FORMAT_LEMMINI) {
// load an .INI file from Lemmini
load_from_lemmini(filename);
}
else {
// load the regular Lix format
std::vector <IO::Line> lines;
if (IO::fill_vector_from_file(lines, filename.get_rootful())) {
load_from_vector(lines);
}
else status = BAD_FILE_NOT_FOUND;
}
load_finalize();
}
void LevelMetaData::read_metadata_binary(const Filename& fn)
{
std::ifstream file(fn.get_rootful().c_str(), std::ios::binary);
// see level_bi.cpp for documentation of the L1 format
file.seekg(0x2);
initial = read_two_bytes_levelbi(file);
required = read_two_bytes_levelbi(file);
name_english = read_level_name_bytes(file);
file.close();
}
bool dir_exists(const Filename& fn)
{
std::string dir = fn.get_rootful();
if (dir.size() > 0 && dir[dir.size() - 1] == '/')
dir.erase(--dir.end());
// Allegro's file_exits sucks, you have to check twice like the following
// if you want to find all directories, no matter whether FA_ARCH or not
const bool a = file_exists(dir.c_str(), FA_ALL, 0);
const bool b = file_exists(dir.c_str(), FA_ALL & ~ FA_DIREC, 0);
return a && ! b;
}
void LevelMetaData::read_metadata_lix(const Filename& fn)
{
std::vector <IO::Line> lines;
if (!IO::fill_vector_from_file(lines, fn.get_rootful())) {
return;
}
// File exists
for (IO::LineIt i = lines.begin(); i != lines.end(); ++i) {
if (i->text1 == gloB->level_built) built = i->text2;
if (i->text1 == gloB->level_name_german) name_german = i->text2;
if (i->text1 == gloB->level_name_english) name_english = i->text2;
if (i->text1 == gloB->level_initial) initial = i->nr1;
if (i->text1 == gloB->level_required) required = i->nr1;
}
}
// Dateisuchfunktionen in verschiedenen Variationen
void find_files(
const Filename& fn_where,
const std::string& what,
DoStr dostr,
void* from
) {
std::string where = fn_where.get_rootful();
al_ffblk info;
std::string search_for = where + what;
if (al_findfirst(search_for.c_str(), &info,
FA_RDONLY | FA_HIDDEN | FA_LABEL | FA_ARCH) == 0) {
do {
// Gefundene Datei zum Vektor hinzuf�gen
Filename fn_result(where + info.name);
dostr(fn_result, from);
} while (al_findnext(&info) == 0);
al_findclose(&info);
}
}
void LevelMetaData::read_metadata_lemmini(const Filename& fn)
{
std::ifstream file(fn.get_rootful().c_str());
if (! file.good()) return;
// File exists
std::string s;
while (file >> s) {
if (s == "name") {
file >> s; // parse the "=";
s.clear();
char c;
while (file.get(c)) {
if (c == ' ' && s.empty()); // discard spaces before name
else if (c == '\n' || c == '\r') break; // done reading name
else s += c;
}
name_english = s;
}
else if (s == "numLemmings") {
void find_dirs(const Filename& fn_where, DoStr dostr, void* from)
{
al_ffblk info;
std::string where = fn_where.get_rootful();
if (where[where.size()-1] != '/') where += '/';
if (where[where.size()-1] != '*') where += '*';
if (al_findfirst(where.c_str(), &info,
FA_RDONLY | FA_HIDDEN | FA_LABEL | FA_DIREC | FA_ARCH) == 0) {
do {
// Gefundenes Verzeichnis hinzuf�gen
if ((info.attrib & FA_DIREC) == FA_DIREC && info.name[0] != '.') {
std::string s = where;
s.resize(s.size() -1 ); // * von der Maske abschnibbeln
s += info.name;
s += '/';
Filename fn_result(s);
dostr(fn_result, from);
}
} while (al_findnext(&info) == 0);
al_findclose(&info);
}
}
void find_tree
(const Filename& fn_where, const std::string& what, DoStr dostr, void* from)
{
std::string where = fn_where.get_rootful();
// Nach Verzeichnissen suchen
al_ffblk info;
if (where[where.size()-1] != '/') where += '/';
std::string search_for = where + '*';
if (al_findfirst(search_for.c_str(), &info,
FA_RDONLY | FA_HIDDEN | FA_LABEL | FA_DIREC | FA_ARCH) == 0) {
do {
// Dies nur f�r jedes Verzeichnis au�er . und .. ausf�hren:
// Neue Suche mit gleichem Vektor im gefundenen Verzeichnis
if ((info.attrib & FA_DIREC) == FA_DIREC && info.name[0] != '.') {
Filename fn_recurs(where + info.name + '/');
find_tree(fn_recurs, what, dostr, from);
}
} while (al_findnext(&info) == 0);
al_findclose(&info);
}
// Nach Dateien suchen, die dem Suchkriterium entsprechen
Filename fn_where_with_slash(where);
find_files(fn_where_with_slash, what, dostr, from);
}
Cutbit::Cutbit(const Filename& filename, const bool cut)
:
bitmap (0),
xl (0),
yl (0),
x_frames(1),
y_frames(1)
{
// Angegebene Datei als Bild laden.
// Wenn dies kein Bild ist, Fehlermeldung schreiben und abbrechen.
bitmap = load_bitmap(filename.get_rootful().c_str(), 0);
if (!bitmap) {
std::string str = Language::log_bitmap_bad;
str += " ";
str += filename.get_rootless();
Log::log(Log::ERROR, str);
return;
}
if (cut) cut_bitmap();
else {
xl = bitmap->w;
yl = bitmap->h;
}
}
void Replay::load_from_file(const Filename& fn)
{
clear();
level_filename = fn; // Standardwert: Annahme, Level in Replaydatei
unsigned long vm = 0; // version_min erst spaeter setzen wegen add()
std::vector <IO::Line> lines;
if (!IO::fill_vector_from_file(lines, fn.get_rootful())) {
file_not_found = true;
holds_level = false;
return;
}
for (IO::LineIt i = lines.begin(); i != lines.end(); ++i) switch(i->type) {
case '$':
if (i->text1 == gloB->replay_built_required) built_required = i->text2;
else if (i->text1 == gloB->replay_permu ) permu = Permu (i->text2);
else if (i->text1 == gloB->replay_level_filename) {
// We changed the names of the directories on 2012-04-12. Probably
// a year from this time on, there shouldn't be any important
// replays with the old path anymore. Then, remove this erase()
// to finally allow a directory (levels-dir)/levels/ in theory.
std::string filestr = i->text2;
if (filestr.substr(0, 7) == "levels/") filestr.erase(0, 7);
level_filename = Filename(
gloB->dir_levels.get_dir_rootless() + filestr);
}
break;
case '#':
if (i->text1 == gloB->replay_version_min ) vm = i->nr1;
break;
case '+':
if (i->text1 == gloB->replay_player
|| i->text1 == gloB->replay_friend) {
add_player(i->nr1, LixEn::string_to_style(i->text2), i->text3);
if (i->text1 == gloB->replay_player) player_local = i->nr1;
}
break;
case '!': {
Data d;
d.update = i->nr1; // d.player ist zwar ein char, aber wir lesen ja
d.player = i->nr2; // nicht aktiv longs ein, sondern weisen nur zu.
d.what = i->nr3;
if (i->text1 == gloB->replay_spawnint ) d.action = SPAWNINT;
else if (i->text1 == gloB->replay_skill ) d.action = SKILL;
else if (i->text1 == gloB->replay_assign ) d.action = ASSIGN;
else if (i->text1 == gloB->replay_assign_legacy) d.action = ASSIGN;
else if (i->text1 == gloB->replay_aim ) d.action = AIM;
else if (i->text1 == gloB->replay_nuke ) d.action = NUKE;
add(d);
break; }
default:
break;
}
// Variablen nach dem Laden zuweisen, damit add() nichts kaputtmacht
version_min = vm;
// check whether the pointed-to level exists, otherwise use itself
// as a fallback level
Level pointedto(level_filename);
if (pointedto.get_status() == Level::BAD_FILE_NOT_FOUND
|| pointedto.get_status() == Level::BAD_EMPTY) {
level_filename = fn;
}
// load the replay file itself as a level, to see whether there's a level
// in the file itself. This is important e.g. for the extract button.
Level itself(fn);
if (itself.get_status() == Level::BAD_FILE_NOT_FOUND
|| itself.get_status() == Level::BAD_EMPTY) {
holds_level = false;
}
else {
holds_level = true;
if (level_filename == fn) {
built_required = Level::get_built(level_filename);
}
}
}
void Replay::save_to_file(const Filename& s, const Level* const lev)
{
bool save_level_into_file = holds_level
|| level_filename == gloB->empty_filename
|| lev != 0;
// We currently override the above check, and will always save a level
// into the replay, thus have the replay never point back into the level
// tree.
save_level_into_file = true;
std::ofstream file(s.get_rootful().c_str());
// Also override NOT saving the filename. Always save the filename right
// now, and use the level in the replay as a fallback if there is nothing
// at the pointed-to level position.
if (true || !save_level_into_file) {
built_required = Level::get_built(level_filename);
// Write the path to the level, but omit the leading (dir-levels)/
// This if is just against a crash in networking games.
if (level_filename.get_rootless().size()
> gloB->dir_levels.get_dir_rootless().size())
{
file << IO::LineDollar(gloB->replay_level_filename,
level_filename.get_rootless().substr(
gloB->dir_levels.get_dir_rootless().size()))
<< IO::LineDollar(gloB->replay_built_required, built_required);
}
}
file << IO::LineHash(gloB->replay_version_min, version_min)
<< std::endl;
// Alle Spieler notieren.
for (std::set <Player> ::const_iterator itr = players.begin();
itr != players.end(); ++itr)
file << IO::LinePlus(itr->number == player_local
? gloB->replay_player : gloB->replay_friend,
itr->number, LixEn::style_to_string(itr->style), itr->name);
if (players.size() > 1) {
std::ostringstream pstr;
pstr << permu;
file << IO::LineDollar(gloB->replay_permu, pstr.str()) << std::endl;
}
file << std::endl;
// Die einzelnen Aktionen schreiben
for (It itr = data.begin(); itr != data.end(); ++itr) {
file << IO::LineBang(itr->update, itr->player,
itr->action == Replay::SPAWNINT ? gloB->replay_spawnint
: itr->action == Replay::SKILL ? gloB->replay_skill
: itr->action == Replay::ASSIGN ? gloB->replay_assign
: itr->action == Replay::AIM ? gloB->replay_aim
: itr->action == Replay::NUKE ? gloB->replay_nuke
: Language::cancel,
itr->what);
}
if (save_level_into_file) {
file << std::endl;
file << (lev ? *lev : Level(level_filename));
}
file.close();
}
void Level::save_to_file(const Filename& filename) const
{
std::ofstream file(filename.get_rootful().c_str());
file << *this;
file.close();
}
void Level::load_from_binary(const Filename& filename)
{
std::ifstream file(filename.get_rootful().c_str(), std::ios::binary);
if (!file.good()) {
status = BAD_FILE_NOT_FOUND;
return;
}
// ==GLOBALS===============================================================
// BYTES 0x0000 to 0x0001
// Release Rate : 0x0000 is slowest, 0x00FA is fastest
// 0x00FA ist 250 im Dezimalsystem. 99 ist die hoechste Rate. If the value
// is abstruse, it'll be corrected to > 1 and < some upper bound
// later in load_from().
spawnint_slow = 4 + Help::even(99 - read_two_bytes_levelbi(file)) / 2;
// BYTES 0x0002 to 0x0003
// Num of lemmings : maximum 0x0072. 0x0010 would be 16 lemmings.
initial = read_two_bytes_levelbi(file);
// BYTES 0x0004 to 0x0005
// Num to rescue : should be less than or equal to number of lemmings
required = read_two_bytes_levelbi(file);
// BYTES 0x0006 to 0x0007
// Time Limit : max 0x00FF, 0x0001 to 0x0009 works best
seconds = read_two_bytes_levelbi(file) * 60;
// BYTES 0x0008 to 0x0017 (2 bytes each, only lower byte is used)
// Num of skills : max 0x00FA. order is Climber, Floater, Bomber,
// Blocker,Builder, Basher, Miner, Digger
for (int i = 0; i < 8; ++i) {
LixEn::Ac ac = LixEn::NOTHING;
switch (i) {
case 0: ac = LixEn::CLIMBER; break; // 0x0008 und 09
case 1: ac = LixEn::FLOATER; break; // 0x000A ...
case 2: ac = LixEn::EXPLODER; break; // 0x000C
case 3: ac = LixEn::BLOCKER; break; // 0x000E
case 4: ac = LixEn::BUILDER; break; // 0x0010
case 5: ac = LixEn::BASHER; break; // 0x0012
case 6: ac = LixEn::MINER; break; // 0x0014 ...
case 7: ac = LixEn::DIGGER; break; // 0x0016 und 17
}
skills[ac] = read_two_bytes_use_only_second_byte_levelbi(file);
// skill slots with 0 skills will be culled in the finalize function
legacy_ac_vec.push_back(ac);
}
// ORIGHACK: If a two-player level is loaded, make the given calculation
// for the time, as the result (5 -> 2 minutes) is a nice overtime for
// a multiplayer game. The overtime starts counting after the first player
// is out of lixes, but has some saved.
// Also: Use knockback exploders instead of L1-style exploders.
if (filename.get_rootful().find("network/") != std::string::npos) {
if (skills.find(LixEn::EXPLODER) != skills.end()) {
skills [LixEn::EXPLODER2] = skills[LixEn::EXPLODER];
skills.erase(LixEn::EXPLODER);
}
seconds = (seconds / 2) - 30;
if (seconds <= 0) seconds = 15;
}
// BYTES 0x0018 to 0x0019
// Start screen xpos : 0x0000 to 0x04F0. is rounded to nearest multiple
// of 8.
// We will multiply everything by 2 later, as L++ uses double the resol.
start_x = read_two_bytes_levelbi(file);
size_x = 1600;
size_y = 160;
// BYTES 0x001A to 0x001B
// Normal Graphic Set: 0x0000 is dirt, 0x0001 is fire, 0x0002 is squasher,
// 0x0003 is pillar,0x0004 is crystal, 0x0005 is brick,
// 0x0006 is rock, 0x0007 is snow and 0x0008 is bubble.
// Bei mir zusaetzlich: 0x0009 is holiday
int graphics_set = read_two_bytes_use_only_second_byte_levelbi(file);
// ORIGHACK: Bei Levels aus den Verzeichnissen zu ONML oder Holiday
// entsprechend um 5 erhoehen bzw. auf 9 setzen.
const std::string& filestr = filename.get_rootful();
if (filestr.find("ONML/") != std::string::npos
|| filestr.find("onml/") != std::string::npos
|| filestr.find("ore Lemmings/") != std::string::npos) graphics_set += 5;
if (filestr.find("oliday") != std::string::npos) graphics_set = 9;
// BYTES 0x001C to 0x001D
// Extended Graphic Set: corresponds to VGASPEC?.DAT
int spec_graphics = read_two_bytes_use_only_second_byte_levelbi(file);
if (spec_graphics != 0) {
Pos ter;
ter.x = 304;
ter.y = 0;
ter.ob = ObjLib::get_orig_vgaspec(spec_graphics);
if (ter.ob) pos[Object::TERRAIN].push_back(ter);
else status = BAD_IMAGE;
}
// BYTES 0x001E to 0x001F
// [04:14:50] <Mindless> "BYTES 0x001E to 0x001F" in level_bi.cpp
// [04:15:37] <Mindless> that's 0x0000 in normal levels, 0xffff in
// "Inroducing SuperLemming!" in which the gameplay is double speed
// No support for this in L++ (yet).
read_two_bytes_levelbi(file); // wegwerfen
// ==OBJECTS===============================================================
// BYTES 0x0020 to 0x011F (8 byte blocks)
// each 8 byte block starting at byte 0x0020 represents an interactive
// object. there can be a maximum of 32 objects. write 0x00 to fill bytes
// up to 0x0120 if there are less than 32 objects.
for (int loop = 0; loop < 32; ++loop) {
bool add = false; // Design der Funktion hier: vorzeitiges continue
Pos spe; // fuehrte zu: zu wenige Werte werden ausgelesen
// x pos : min 0xFFF8, max 0x0638. 0xFFF8 = -24, 0x0001 = -16,
// 0x0008= -8, 0x0010 = 0, 0x0018 = 8, ... , 0x0638 = 1576
// note: should be multiples of 8
spe.x = read_two_bytes_levelbi(file);
if (spe.x != 0) add = true; // 0x0001 ist -16; also 0x0000 wohl nix
if (spe.x == 1) spe.x -= 1;
if (spe.x >= 0xFFF8) spe.x -= 0x10000;
spe.x -= 0x10;
// y pos : min 0xFFD7, max 0x009F. 0xFFD7 = -41, 0xFFF8 = -8,
// 0xFFFF = -1, 0x0000 = 0, ... , 0x009F = 159.
// note: can be any value in the specified range
spe.y = read_two_bytes_levelbi(file);
if (spe.y >= 0xFFD7) spe.y -= 0x10000;
// L1 has a bug where special objects must be at a certain multiple
// in x-direction, I think it's 8. I think there is no such condition
// in y-direction. So, let's disable this: the following line.
// spe.y -= spe.y % 4;
// obj id : min 0x0000, max 0x000F. the object id is different in each
// graphics set, however 0x0000 is always an exit and 0x0001 is
// always a start. see appendix a for full object listings
int spe_id = read_two_bytes_levelbi(file);
// modifier : first byte can be 80 (do not overwrite existing terrain)
// or 40 (must have terrain underneath to be visible). 00 specifies
// always draw full graphic. second byte can be 8F (display graphic
// upside-down) or 0F (display graphic normally)
// Wird von L++ nicht unterstuetzt
read_two_bytes_levelbi(file); // wegwerfen
if (add) {
spe.ob = ObjLib::get_orig_special(graphics_set, spe_id);
if (spe.ob) {
// Do not load/show the waving green and blue flags.
// L++ features a better way of showing the goal ownership.
if (spe.ob->type != Object::DECO || spe.ob->subtype != 1)
pos[spe.ob->type].push_back(spe);
}
else status = BAD_IMAGE;
}
}
// ==TERRAIN===============================================================
// BYTES 0x0120 to 0x075F (4 byte blocks)
// each 4 byte block starting at byte 0x0120 represents a terrain object.
// there can be a maximum of 400 terrain objects. Write 0xFF fill the bytes
// up to byte 0x0760 if need be.
for (int loop = 0; loop < 400; ++loop) {
Pos ter;
bool add = true;
// x ter : min 0x0000, max 0x063F. 0x0000 = -16, 0x0008 = -8,
// 0x0010 = 0, 0x063f = 1583.
// note: the xter also contains modifiers. the first nibble can be...
ter.x = read_two_bytes_levelbi(file);
int first_nibble = ter.x / 0x1000;
ter.x %= 0x1000; // Erstes Nibble entfernen
ter.x -= 16;
if (ter.x > 0x700) add = false; //ter.x -= 0x1000; // Sir Edmund, ...
// y ter : 9-bit value. min 0xEF0, max 0x518. 0xEF0 = -38,
// 0xEF8 = -37, 0x020 = 0, 0x028 = 1, 0x030 = 2, 0x038 = 3, ... ,
// 0x518 = 159
// note: the yter value bleeds into the next value since it is 9bits.
// terrain id: min 0x00, max 0x3F.
// not all graphic sets have all 64 graphics.
ter.y = read_two_bytes_levelbi(file);
int terrain_id = ter.y % 0x0080; // Terrain-ID sind 7 Bits davon
//if (ter.y >= 0xEF00) ter.y -= 0x10000;
if (ter.y >= 0xE000) ter.y -= 0x10080;
ter.y -= 0x0200;
ter.y /= 0x0080; // Hintere 7 Bits abschnibbeln
if (terrain_id == 0x7F) add = false;
// Write 0xFF fill the bytes up to byte 0x0760 if need be.
// Terrain-ID hat 7 Bits mit Maximum 0x3F, also ist 0x7F der Wert,
// den die Terrain-ID annimmt, wenn das Objekt nicht existiert.
if (add) {
ter.ob = ObjLib::get_orig_terrain(graphics_set, terrain_id);
// note: the xter also contains modifiers. the first nibble can be
// 8 (don't overwrite existing terr., 4 (display upside-down), or
// 2 (remove terrain instead add). you can add them together.
// 0 indicates normal.
// eg: 0xC011 means draw at xter=1, do not overwirte, upside-down.
ter.noow = first_nibble & 8;
ter.mirr = first_nibble & 4;
ter.dark = first_nibble & 2;
if (ter.ob) pos[Object::TERRAIN].push_back(ter);
else status = BAD_IMAGE;
}
}
// ==STEEL AREAS===========================================================
// BYTES 0x0760 to 0x07DF (4 byte blocks)
//
// x pos : 9-bit value. min 0x000, max 0xC78. 0x000 = -16, 0x008 = -12,
// 0x010 = -8, 0x018 = -4, ... , 0xC78 = 1580.
// note: each hex value represents 4 pixels. since it is 9 bit value it
// bleeds into the next attribute.
//
// y pos : min 0x00, max 0x27. 0x00 = 0, 0x01 = 4, 0x02 = 8, ... ,
// 0x27 = 156
// note: each hex value represents 4 pixels
//
// area : min 0x00, max 0xFF. the first nibble is the x-size, from 0 - F.
// each value represents 4 pixels. the second nibble is the y-size.
// 0x00 = (4,4), 0x11 = (8,8), 0x7F = (32,64), 0x23 = (12,16)
//
// eg: 00 9F 52 00 = put steel at (-12,124) width = 24, height = 12
//
// each 4 byte block starting at byte 0x0760 represents a steel area which
// the lemmings cannot bash through. The first three bytes are given above,
// and the last byte is always 00.. what a waste of space considering how
// compact they made the first 3 bytes! write 0x00 to fill each byte up to
// 0x07E0 if need be.
// for (int loop = 0x0760; loop < 0x07E0; ++loop) read_one_byte(file);
name_english = read_level_name_bytes(file);
file.close();
// Finalisieren: Level auf tatsaechliche Groesse bringen, denn L++ hat
// alles doppelt so gross wie normal
size_x *= 2;
size_y *= 2;
start_x *= 2;
for (int type = Object::TERRAIN; type != Object::MAX; ++type)
for (std::list <Pos> ::iterator
itr = pos[type].begin(); itr != pos[type].end(); ++itr) {
itr->x *= 2;
itr->y *= 2;
}
load_finalize_binary_or_lemmini(filename);
}
void Level::load_finalize_binary_or_lemmini(const Filename& filename)
{
built = Date("0");
start_manual = true;
// Ueble Machenschaften, die den Level gar nicht so sehr wie das Original
// darstellen, sondern dafuer viel schoener! Links und rechts den Level
// abschneiden, wenn der Platz nicht gebraucht wird.
int min_x = size_x;
int max_x = 0;
// Minimum und Maximum finden
for (int type = Object::TERRAIN; type != Object::MAX; ++type)
for (std::list <Pos> ::iterator
itr = pos[type].begin(); itr != pos[type].end(); ++itr) {
if (itr->dark) continue;
const int ix = itr->x + itr->ob->selbox_x;
const int ix2 = itr->x + itr->ob->selbox_x + itr->ob->selbox_xl;
if (ix < min_x) min_x = ix;
if (ix2 > max_x) max_x = ix2;
}
if (min_x < 0) min_x = 0;
if (max_x > size_x) max_x = size_x;
// Nun alles entsprechend verschieben
size_x = max_x - min_x;
start_x -= min_x;
for (int type = Object::TERRAIN; type != Object::MAX; ++type)
for (std::list <Pos> ::iterator
itr = pos[type].begin(); itr != pos[type].end(); ++itr) {
itr->x -= min_x;
}
const std::string& filestr = filename.get_rootful();
// ORIGHACK: In multiplayer levels, the hatch direction should point
// towards the center because torus_x can't be set.
if (filestr.find("network/") != std::string::npos
&& pos[Object::HATCH].size() > 1) {
for (std::list <Pos> ::iterator hatch = pos[Object::HATCH].begin();
hatch != pos[Object::HATCH].end(); ++hatch)
if (hatch->x + hatch->ob->get_trigger_x() >= size_x / 2)
hatch->rot = 1;
}
// ORIGHACK: In 2-player levels, the goal order should be set in such
// a way that the distance for both players to get to their goal is
// the same. This is only done for 1. Lemmings, as in 2. ONML, the
// goal order is already as intended.
if (filestr.find("network/2player/1. Lemmings") != std::string::npos
&& pos[Object::HATCH].size() == 2 && pos[Object::GOAL].size() == 2) {
const Pos& h1 = * pos[Object::HATCH].begin();
const Pos& h2 = *++pos[Object::HATCH].begin();
const Pos& g1 = * pos[Object::GOAL ].begin();
const Pos& g2 = *++pos[Object::GOAL ].begin();
double dist_cur = Help::hypot(h1.x, h1.y, g1.x, g1.y)
+ Help::hypot(h2.x, h2.y, g2.x, g2.y);
double dist_swap = Help::hypot(h1.x, h1.y, g2.x, g2.y)
+ Help::hypot(h2.x, h2.y, g1.x, g1.y);
if (dist_swap > dist_cur) pos[Object::GOAL].reverse();
}
// ORIGHACK: In 2-player levels, if there's one hatch only, player 0 goes
// to the right and player 1 to the left. Thus, put goal 0 to the right.
if ((filestr.find("network/2player/1. Lemmings") != std::string::npos
|| filestr.find("network/2player/2. ONML") != std::string::npos)
&& pos[Object::HATCH].size() == 1 && pos[Object::GOAL].size() == 2) {
const Pos& g1 = * pos[Object::GOAL ].begin();
const Pos& g2 = *++pos[Object::GOAL ].begin();
if (g2.x > g1.x) pos[Object::GOAL].reverse();
}
}
void Level::load_from_lemmini(const Filename& filename)
{
typedef std::map <std::string, LemminiLine> Lines;
Lines lines;
std::ifstream file(filename.get_rootful().c_str());
if (! file.good()) {
status = BAD_FILE_NOT_FOUND;
return;
}
// safely parse into lines, see other/file/io.cpp for comments.
// ignore lines starting with #.
std::string s;
char c;
while (file.get(c)) {
if (c != '\n' && c != '\r') s += c;
else if (! s.empty()) {
if (s[0] != '#') {
LemminiLine ll(s);
lines[ll.name] = ll;
}
s.clear();
}
}
// No newline at end of file shall not matter
if (! s.empty() && s[0] != '#') {
LemminiLine ll(s);
lines[ll.name] = ll;
}
file.close();
// parse the contents of the LemminiLines
name_english = lines["name"].str;
size_x = 2 * 1600;
size_y = 2 * 160;
start_x = lines["xPos"].nr;
seconds = std::max(lines["timeLimit"].nr * 60,
lines["timeLimitSeconds"].nr);
initial = lines["numLemmings"].nr;
required = lines["numToRescue"].nr;
spawnint_slow = 4 + Help::even(99 - lines["releaseRate"].nr) / 2;
spawnint_fast = 4;
skills[LixEn::CLIMBER] = lines["numClimbers"].nr;
skills[LixEn::FLOATER] = lines["numFloaters"].nr;
skills[LixEn::EXPLODER] = lines["numBombers"].nr;
skills[LixEn::BLOCKER] = lines["numBlockers"].nr;
skills[LixEn::BUILDER] = lines["numBuilders"].nr;
skills[LixEn::BASHER] = lines["numBashers"].nr;
skills[LixEn::MINER] = lines["numMiners"].nr;
skills[LixEn::DIGGER] = lines["numDiggers"].nr;
// skill slots with 0 skills will be culled in the finalize function
legacy_ac_vec.push_back(LixEn::CLIMBER);
legacy_ac_vec.push_back(LixEn::FLOATER);
legacy_ac_vec.push_back(LixEn::EXPLODER);
legacy_ac_vec.push_back(LixEn::BLOCKER);
legacy_ac_vec.push_back(LixEn::BUILDER);
legacy_ac_vec.push_back(LixEn::BASHER);
legacy_ac_vec.push_back(LixEn::MINER);
legacy_ac_vec.push_back(LixEn::DIGGER);
int graphics_set = 0;
std::string sty = lines["style"].str;
Help::string_to_nice_case(sty);
if (sty == "Dirt") graphics_set = 0;
else if (sty == "Fire") graphics_set = 1;
else if (sty == "Marble") graphics_set = 2;
else if (sty == "Pillar") graphics_set = 3;
else if (sty == "Crystal") graphics_set = 4;
else if (sty == "Brick") graphics_set = 5;
else if (sty == "Rock") graphics_set = 6;
else if (sty == "Snow") graphics_set = 7;
else if (sty == "Bubble") graphics_set = 8;
else if (sty == "Special") graphics_set = 9;
// Parse the terrain
int piece_nr = 0;
while (true) {
std::ostringstream piece_str;
piece_str << "terrain_" << piece_nr;
Lines::const_iterator itr = lines.find(piece_str.str());
if (itr == lines.end()) break;
else {
Pos ter;
ter.ob = ObjLib::get_orig_terrain(graphics_set, itr->second.nr);
ter.x = itr->second.x;
ter.y = itr->second.y;
ter.noow = itr->second.flags & 8;
ter.mirr = itr->second.flags & 4;
ter.dark = itr->second.flags & 2;
if (ter.ob) pos[Object::TERRAIN].push_back(ter);
else status = BAD_IMAGE;
}
++piece_nr;
}
// parse the special objects
piece_nr = 0;
while (true) {
std::ostringstream piece_str;
piece_str << "object_" << piece_nr;
Lines::const_iterator itr = lines.find(piece_str.str());
if (itr == lines.end()) break;
else {
Pos ter;
ter.ob = ObjLib::get_orig_special(graphics_set, itr->second.nr);
ter.x = itr->second.x;
ter.y = itr->second.y;
if (ter.ob) {
// Do not load/show the waving green and blue flags.
if (ter.ob->type != Object::DECO || ter.ob->subtype != 1)
pos[ter.ob->type].push_back(ter);
}
else status = BAD_IMAGE;
}
++piece_nr;
}
load_finalize_binary_or_lemmini(filename);
}