first public version

diff --git a/README.TXT b/README.TXT
new file mode 100644 (file)
index 0000000..78df982
--- /dev/null
+++ b/README.TXT
@@ -0,0 +1,10 @@
+mp2df - Doom 2D Multiplayer to Doom 2D Forever map converter.
+Created by SoviePony 25/04/2020, licenced under GPLv3-only.
+
+How to use:
+1. copy `data` directory form D2DMP to mp2df.exe location
+2. call `mp2df.exe data/maps/YOURMAP.dvl MAP01`
+3. call `mp2df.exe -l data/maps/YOURMAP.dvl`
+4. pack MAP01 and files listed on step 3 to zip file
+5. change .zip extension to .dfz
+6. now you can open your dfz in editor or game

diff --git a/mp2df.pas b/mp2df.pas
new file mode 100644 (file)
index 0000000..f25ee88
--- /dev/null
+++ b/mp2df.pas
@@ -0,0 +1,999 @@
+(* Copyright (C)  SovietPony
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, version 3 of the License ONLY.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *)
+
+{$MODE OBJFPC}
+{$MODESWITCH ANSISTRINGS+}
+{$MODESWITCH AUTODEREF+}
+{$MODESWITCH CLASSICPROCVARS+}
+{$MODESWITCH DEFAULTPARAMETERS+}
+{$MODESWITCH DUPLICATELOCALS-}
+{$MODESWITCH EXCEPTIONS+}
+{$MODESWITCH HINTDIRECTIVE+}
+{$MODESWITCH NESTEDCOMMENTS+}
+{$MODESWITCH NESTEDPROCVARS+}
+{$MODESWITCH OBJPAS+}
+{$MODESWITCH OUT+}
+{$MODESWITCH PCHARTOSTRING+}
+{$MODESWITCH POINTERTOPROCVAR+}
+{$MODESWITCH REPEATFORWARD+}
+{$MODESWITCH RESULT+}
+{$MODESWITCH UNICODESTRINGS-}
+
+{$ASSERTIONS ON}
+{$COPERATORS ON}
+{$EXTENDEDSYNTAX ON}
+
+program mp2df;
+
+  uses Classes, SysUtils, Math, SDL, SDL_image;
+
+  const
+    (* MP Tiles *)
+    MP_WALL = 0;
+    MP_STEP = 1;
+    MP_BACK = 2;
+    MP_FORE = 3;
+    MP_WATER = 4;
+    MP_ACID1 = 5;
+    MP_ACID2 = 6;
+    MP_LIFTUP = 7;
+    MP_LIFTDOWN = 8;
+    MP_LIFTLEFT = 9;
+    MP_LIFTRIGHT = 10;
+
+    (* MP Items *)
+    MP_MEDKIT_SMALL = 11;
+    MP_MEDKIT_LARGE = 12;
+    MP_ARMOR_GREEN = 13;
+    MP_ARMOR_BLUE = 14;
+    MP_SPHERE_BLUE = 15;
+    MP_SPHERE_WHITE = 16;
+    MP_INVUL = 17;
+    MP_JETPACK = 18;
+    MP_MEDKIT_BLACK = 19;
+    MP_AMMO_BACKPACK = 20;
+    MP_AMMO_BULLETS = 21;
+    MP_AMMO_BULLETS_BOX = 22;
+    MP_AMMO_SHELLS = 23;
+    MP_AMMO_SHELLS_BOX = 24;
+    MP_BOTTLE = 25;
+    MP_HELMET = 26;
+    MP_AMMO_ROCKET = 27;
+    MP_AMMO_ROCKET_BOX = 28;
+    MP_AMMO_CELL = 29;
+    MP_AMMO_CELL_BIG = 30;
+    MP_WEAPON_SHOTGUN1 = 31;
+    MP_WEAPON_SHOTGUN2 = 32;
+    MP_WEAPON_CHAINGUN = 33;
+    MP_WEAPON_SAW = 34;
+    MP_WEAPON_ROCKETLAUNCHER = 35;
+    MP_WEAPON_PLASMA = 36;
+    MP_WEAPON_BFG = 37;
+    MP_WEAPON_SUPERPULEMET = 38;
+    // areas and triggers here!
+    MP_INVIS = 49;
+    MP_SUIT = 50;
+
+    (* MP Areas *)
+    MP_DMPOINT = 39;
+    MP_REDTEAMPOINT = 40;
+    MP_BLUETEAMPOINT = 41;
+    MP_REDFLAG = 42;
+    MP_BLUEFLAG = 43;
+
+    (* MP Trigger activation *)
+    MP_COLLIDE = 44;
+    MP_PRESS = 45;
+    MP_SHOT = 46;
+    MP_START = 47;
+    MP_NOACT = 48;
+
+    (* MP Trigger *)
+    MP_CLOSEDOOR = 0;
+    MP_OPENDOOR = 1;
+    MP_DOOR = 2;
+    MP_RANDOM = 3;
+    MP_EXTENDER = 4;
+    MP_SWITCH = 5;
+    MP_DAMAGE = 6;
+    MP_TELEPORT = 7;
+    MP_EXIT = 8;
+
+  const
+    PANEL_NONE      = 0;
+    PANEL_WALL      = 1;
+    PANEL_BACK      = 2;
+    PANEL_FORE      = 4;
+    PANEL_WATER     = 8;
+    PANEL_ACID1     = 16;
+    PANEL_ACID2     = 32;
+    PANEL_STEP      = 64;
+    PANEL_LIFTUP    = 128;
+    PANEL_LIFTDOWN  = 256;
+    PANEL_OPENDOOR  = 512;
+    PANEL_CLOSEDOOR = 1024;
+    PANEL_BLOCKMON  = 2048;
+    PANEL_LIFTLEFT  = 4096;
+    PANEL_LIFTRIGHT = 8192;
+
+    PANEL_FLAG_BLENDING      = 1;
+    PANEL_FLAG_HIDE          = 2;
+    PANEL_FLAG_WATERTEXTURES = 4;
+
+    ITEM_NONE                  = 0;
+    ITEM_MEDKIT_SMALL          = 1;
+    ITEM_MEDKIT_LARGE          = 2;
+    ITEM_MEDKIT_BLACK          = 3;
+    ITEM_ARMOR_GREEN           = 4;
+    ITEM_ARMOR_BLUE            = 5;
+    ITEM_SPHERE_BLUE           = 6;
+    ITEM_SPHERE_WHITE          = 7;
+    ITEM_SUIT                  = 8;
+    ITEM_OXYGEN                = 9;
+    ITEM_INVUL                 = 10;
+    ITEM_WEAPON_SAW            = 11;
+    ITEM_WEAPON_SHOTGUN1       = 12;
+    ITEM_WEAPON_SHOTGUN2       = 13;
+    ITEM_WEAPON_CHAINGUN       = 14;
+    ITEM_WEAPON_ROCKETLAUNCHER = 15;
+    ITEM_WEAPON_PLASMA         = 16;
+    ITEM_WEAPON_BFG            = 17;
+    ITEM_WEAPON_SUPERPULEMET   = 18;
+    ITEM_AMMO_BULLETS          = 19;
+    ITEM_AMMO_BULLETS_BOX      = 20;
+    ITEM_AMMO_SHELLS           = 21;
+    ITEM_AMMO_SHELLS_BOX       = 22;
+    ITEM_AMMO_ROCKET           = 23;
+    ITEM_AMMO_ROCKET_BOX       = 24;
+    ITEM_AMMO_CELL             = 25;
+    ITEM_AMMO_CELL_BIG         = 26;
+    ITEM_AMMO_BACKPACK         = 27;
+    ITEM_KEY_RED               = 28;
+    ITEM_KEY_GREEN             = 29;
+    ITEM_KEY_BLUE              = 30;
+    ITEM_WEAPON_KASTET         = 31;
+    ITEM_WEAPON_PISTOL         = 32;
+    ITEM_BOTTLE                = 33;
+    ITEM_HELMET                = 34;
+    ITEM_JETPACK               = 35;
+    ITEM_INVIS                 = 36;
+    ITEM_WEAPON_FLAMETHROWER   = 37;
+    ITEM_AMMO_FUELCAN          = 38;
+
+    ITEM_OPTION_ONLYDM = 1;
+    ITEM_OPTION_FALL   = 2;
+
+    AREA_NONE          = 0;
+    AREA_PLAYERPOINT1  = 1;
+    AREA_PLAYERPOINT2  = 2;
+    AREA_DMPOINT       = 3;
+    AREA_REDFLAG       = 4;
+    AREA_BLUEFLAG      = 5;
+    AREA_DOMFLAG       = 6;
+    AREA_REDTEAMPOINT  = 7;
+    AREA_BLUETEAMPOINT = 8;
+
+    TRIGGER_NONE            = 0;
+    TRIGGER_EXIT            = 1;
+    TRIGGER_TELEPORT        = 2;
+    TRIGGER_OPENDOOR        = 3;
+    TRIGGER_CLOSEDOOR       = 4;
+    TRIGGER_DOOR            = 5;
+    TRIGGER_DOOR5           = 6;
+    TRIGGER_CLOSETRAP       = 7;
+    TRIGGER_TRAP            = 8;
+    TRIGGER_PRESS           = 9;
+    TRIGGER_SECRET          = 10;
+    TRIGGER_LIFTUP          = 11;
+    TRIGGER_LIFTDOWN        = 12;
+    TRIGGER_LIFT            = 13;
+    TRIGGER_TEXTURE         = 14;
+    TRIGGER_ON              = 15;
+    TRIGGER_OFF             = 16;
+    TRIGGER_ONOFF           = 17;
+    TRIGGER_SOUND           = 18;
+    TRIGGER_SPAWNMONSTER    = 19;
+    TRIGGER_SPAWNITEM       = 20;
+    TRIGGER_MUSIC           = 21;
+    TRIGGER_PUSH            = 22;
+    TRIGGER_SCORE           = 23;
+    TRIGGER_MESSAGE         = 24;
+    TRIGGER_DAMAGE          = 25;
+    TRIGGER_HEALTH          = 26;
+    TRIGGER_SHOT            = 27;
+    TRIGGER_EFFECT          = 28;
+    TRIGGER_MAX             = 28;
+
+    TRIGGER_SHOT_PISTOL  = 0;
+    TRIGGER_SHOT_BULLET  = 1;
+    TRIGGER_SHOT_SHOTGUN = 2;
+    TRIGGER_SHOT_SSG     = 3;
+    TRIGGER_SHOT_IMP     = 4;
+    TRIGGER_SHOT_PLASMA  = 5;
+    TRIGGER_SHOT_SPIDER  = 6;
+    TRIGGER_SHOT_CACO    = 7;
+    TRIGGER_SHOT_BARON   = 8;
+    TRIGGER_SHOT_MANCUB  = 9;
+    TRIGGER_SHOT_REV     = 10;
+    TRIGGER_SHOT_ROCKET  = 11;
+    TRIGGER_SHOT_BFG     = 12;
+    TRIGGER_SHOT_EXPL    = 13;
+    TRIGGER_SHOT_BFGEXPL = 14;
+    TRIGGER_SHOT_FLAME   = 15;
+    TRIGGER_SHOT_MAX     = 15;
+
+    TRIGGER_SHOT_TARGET_NONE   = 0;
+    TRIGGER_SHOT_TARGET_MON    = 1;
+    TRIGGER_SHOT_TARGET_PLR    = 2;
+    TRIGGER_SHOT_TARGET_RED    = 3;
+    TRIGGER_SHOT_TARGET_BLUE   = 4;
+    TRIGGER_SHOT_TARGET_MONPLR = 5;
+    TRIGGER_SHOT_TARGET_PLRMON = 6;
+
+    TRIGGER_SHOT_AIM_DEFAULT   = 0;
+    TRIGGER_SHOT_AIM_ALLMAP    = 1;
+    TRIGGER_SHOT_AIM_TRACE     = 2;
+    TRIGGER_SHOT_AIM_TRACEALL  = 3;
+
+    TRIGGER_EFFECT_PARTICLE  = 0;
+    TRIGGER_EFFECT_ANIMATION = 1;
+
+    TRIGGER_EFFECT_SLIQUID = 0;
+    TRIGGER_EFFECT_LLIQUID = 1;
+    TRIGGER_EFFECT_DLIQUID = 2;
+    TRIGGER_EFFECT_BLOOD   = 3;
+    TRIGGER_EFFECT_SPARK   = 4;
+    TRIGGER_EFFECT_BUBBLE  = 5;
+    TRIGGER_EFFECT_MAX     = 5;
+
+    TRIGGER_EFFECT_POS_CENTER = 0;
+    TRIGGER_EFFECT_POS_AREA   = 1;
+
+    ACTIVATE_PLAYERCOLLIDE  = 1;
+    ACTIVATE_MONSTERCOLLIDE = 2;
+    ACTIVATE_PLAYERPRESS    = 4;
+    ACTIVATE_MONSTERPRESS   = 8;
+    ACTIVATE_SHOT           = 16;
+    ACTIVATE_NOMONSTER      = 32;
+    ACTIVATE_CUSTOM         = 255;
+
+    KEY_RED      = 1;
+    KEY_GREEN    = 2;
+    KEY_BLUE     = 4;
+    KEY_REDTEAM  = 8;
+    KEY_BLUETEAM = 16;
+
+    TEXTURE_SPECIAL_WATER = DWORD(-1);
+    TEXTURE_SPECIAL_ACID1 = DWORD(-2);
+    TEXTURE_SPECIAL_ACID2 = DWORD(-3);
+    TEXTURE_NONE = DWORD(-4);
+
+    mp2df_wall: array [MP_WALL..MP_LIFTRIGHT] of Integer = (
+      PANEL_WALL, PANEL_STEP, PANEL_BACK, PANEL_FORE, PANEL_WATER,
+      PANEL_ACID1, PANEL_ACID2, PANEL_LIFTUP, PANEL_LIFTDOWN,
+      PANEL_LIFTLEFT, PANEL_LIFTRIGHT
+    );
+
+    mp2df_item: array [MP_MEDKIT_SMALL..MP_SUIT] of Byte = (
+      ITEM_MEDKIT_SMALL, ITEM_MEDKIT_LARGE, ITEM_ARMOR_GREEN, ITEM_ARMOR_BLUE,
+      ITEM_SPHERE_BLUE, ITEM_SPHERE_WHITE, ITEM_INVUL, ITEM_JETPACK,
+      ITEM_MEDKIT_BLACK, ITEM_AMMO_BACKPACK, ITEM_AMMO_BULLETS, ITEM_AMMO_BULLETS_BOX,
+      ITEM_AMMO_SHELLS, ITEM_AMMO_SHELLS_BOX, ITEM_BOTTLE, ITEM_HELMET,
+      ITEM_AMMO_ROCKET, ITEM_AMMO_ROCKET_BOX, ITEM_AMMO_CELL, ITEM_AMMO_CELL_BIG,
+      ITEM_WEAPON_SHOTGUN1, ITEM_WEAPON_SHOTGUN2, ITEM_WEAPON_CHAINGUN, ITEM_WEAPON_SAW,
+      ITEM_WEAPON_ROCKETLAUNCHER, ITEM_WEAPON_PLASMA, ITEM_WEAPON_BFG, ITEM_WEAPON_SUPERPULEMET,
+      0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // unused here
+      ITEM_INVIS, ITEM_SUIT
+    );
+
+    mp2df_area: array [MP_DMPOINT..MP_BLUEFLAG] of Byte = (
+      AREA_DMPOINT, AREA_REDTEAMPOINT, AREA_BLUETEAMPOINT,
+      AREA_REDFLAG, AREA_BLUEFLAG
+    );
+
+    mp2df_act: array [MP_COLLIDE..MP_NOACT] of Byte = (
+      ACTIVATE_PLAYERCOLLIDE, ACTIVATE_PLAYERPRESS, ACTIVATE_SHOT,
+      ACTIVATE_NOMONSTER or ACTIVATE_MONSTERCOLLIDE, 0 
+    );
+
+    mp2df_trig: array [MP_CLOSEDOOR..MP_EXIT] of Byte = (
+      TRIGGER_CLOSETRAP, TRIGGER_OPENDOOR, TRIGGER_DOOR,
+      TRIGGER_PRESS, TRIGGER_PRESS, // random, extender
+      TRIGGER_ONOFF, TRIGGER_DAMAGE, TRIGGER_TELEPORT, TRIGGER_EXIT
+    );
+
+  type
+    Tile = record
+      t, s, x, y: Integer;
+      sx, sy: Single;
+      x0, y0, x1, y1: Integer;
+      // ------- //
+      door: Boolean;   // door
+      switch: Boolean; // switchable door
+      id: Integer;     // door panel id
+      did: Integer;    // switchable door id
+    end;
+
+    Texture = record
+      name: AnsiString;
+      w, h: Integer;
+      id: Integer;
+      flags: Integer;
+    end;
+
+  var
+    name, desc, music, sky: AnsiString;
+    width, height: Integer;
+    textures: array of Texture;
+    tiles: array of Tile;
+
+  (* --------- Reader --------- *)
+
+  procedure ReadMap (fname: AnsiString);
+    var f: TextFile; i, n: Integer;
+
+    procedure ReadInt (var i: Integer);
+      var s: AnsiString;
+    begin
+      ReadLn(f, s);
+      i := StrToInt(s);
+    end;
+
+    procedure ReadFloat (var i: Single);
+      var s: AnsiString;
+    begin
+      ReadLn(f, s);
+      i := StrToFloat(s);
+    end;
+
+  begin
+    Assign(f, fname);
+    Reset(f);
+    ReadLn(f, name);
+    ReadLn(f, desc);
+    ReadInt(width);
+    ReadInt(height);
+    ReadLn(f, music);
+    ReadLn(f, sky);
+    ReadInt(n);
+    SetLength(textures, n);
+    for i := 1 to n - 1 do
+    begin
+      ReadLn(f, textures[i].name);
+    end;
+    i := 0;
+    while eof(f) = false do
+    begin
+      i := Length(tiles);
+      SetLength(tiles, i + 1);
+      with tiles[i] do
+      begin
+        ReadInt(t);
+        ReadInt(s);
+        ReadInt(x);
+        ReadInt(y);
+        if (t >= 44) and (t <= 48) then
+        begin
+          ReadFloat(sx);
+          ReadFloat(sy);
+          if s <> 8 then
+          begin
+            ReadInt(x0);
+            ReadInt(y0);
+            if s <> 7 then
+            begin
+              ReadInt(x1);
+              ReadInt(y1);
+            end
+          end
+        end
+      end
+    end;
+    Close(f);
+  end;
+
+  (* --------- Analyse --------- *)
+
+  function isCollide (x0, y0, w0, h0, x1, y1, w1, h1: Integer): Boolean;
+    var xx0, yy0, xx1, yy1: Integer;
+  begin
+    xx0 := x0 + w0 - 1;
+    yy0 := y0 + h0 - 1;
+    xx1 := x1 + w1 - 1;
+    yy1 := y1 + h1 - 1;
+    result := (xx0 >= x1) and (x0 <= xx1) and (yy0 >= y1) and (y0 <= yy1)
+  end;
+
+  procedure Analyse;
+    var i, j, t, x, y, w, h, xx, yy, ww, hh: Integer; n: AnsiString; s: PSDL_Surface;
+  begin
+    if sky = '*NO_BACKGROUND' then sky := '';
+    if music = '*NO_MUSIC' then music := '';
+    textures[0].w := 16;
+    textures[0].h := 16;
+    textures[0].id := 0;
+    textures[0].flags := PANEL_FLAG_HIDE;
+    for i := 1 to High(textures) do
+    begin
+      n := StringReplace(textures[i].name, '\', '/', [rfReplaceAll]);
+      s := IMG_Load(PChar(n));
+      if s <> nil then
+      begin
+        textures[i].w := s.w;
+        textures[i].h := s.h;
+        SDL_FreeSurface(s);
+      end
+      else
+      begin
+        textures[i].w := 16;
+        textures[i].h := 16;
+        WriteLn('warning: texture ', n, ' not loaded: ', IMG_GetError())
+      end;
+      textures[i].id := i - 1;
+      textures[i].flags := 0;
+    end;
+    for i := 0 to High(tiles) do
+    begin
+      tiles[i].id := -1;
+      if tiles[i].t in [MP_COLLIDE..MP_NOACT] then
+      begin
+        t := tiles[i].s;
+        if (t in [MP_CLOSEDOOR..MP_DOOR]) or (t >= 101) and (t <= 400) or (t >= 501) and (t <= 800) then
+        begin
+          x := tiles[i].x0;
+          y := tiles[i].y0;
+          w := tiles[i].x1 - tiles[i].x0;
+          h := tiles[i].y1 - tiles[i].y0;
+          for j := 0 to High(tiles) do
+          begin
+            if tiles[j].t = MP_WALL then
+            begin
+              xx := tiles[j].x;
+              yy := tiles[j].y;
+              ww := textures[tiles[j].s].w;
+              hh := textures[tiles[j].s].h;
+              if isCollide(x, y, w, h, xx, yy, ww, hh) then
+              begin
+                tiles[j].door := tiles[j].t = MP_WALL;
+                if tiles[j].door and ((t = MP_DOOR) or ((t >= 101) and (t <= 400))) then
+                  tiles[j].switch := true;
+              end
+            end
+          end
+        end
+      end
+    end;
+    j := 0;
+    for i := 0 to High(tiles) do
+    begin
+      tiles[i].did := -1;
+      if tiles[i].switch then
+      begin
+        tiles[i].did := j;
+        Inc(j);
+      end
+    end;
+    // TODO merge tiles to panels, but this can be done by df editor so...
+  end;
+
+  (* --------- Writer --------- *)
+
+  var
+    wrCount: Integer;
+    wrFixup: Integer;
+    wrTag: Integer;
+    wrPanels: Integer;
+    wrTriggers: Integer;
+    wrX: Integer;
+
+  procedure WriteBytes (f: TFileStream; x: array of Byte);
+  begin
+    f.Write(x, Length(x));
+    Inc(wrCount, Length(x))
+  end;
+
+  procedure WriteChars(f: TFileStream; x: array of Char);
+    var i: Integer;
+  begin
+    for i := 0 to High(x) do
+    begin
+      WriteBytes(f, [Ord(x[i])])
+    end
+  end;
+
+  procedure WriteAnsiString (f: TFileStream; s: AnsiString; maxlen: Integer);
+    var i, len: Integer;
+  begin
+    Assert(f <> nil);
+    Assert(maxlen >= 0);
+    len := min(Length(s), maxlen);
+    i := 1;
+    while i <= len do
+    begin
+      WriteChars(f, [s[i]]);
+      Inc(i)
+    end;
+    while i <= maxlen do
+    begin
+      WriteChars(f, [#0]);
+      Inc(i)
+    end;
+  end;
+
+  procedure WriteInt (f: TFileStream; x: Integer);
+    var a, b, c, d: Integer;
+  begin
+    a := x and $FF;
+    b := x >> 8 and $FF;
+    c := x >> 16 and $FF;
+    d := x >> 24 and $FF;
+    WriteBytes(f, [a, b, c, d])
+  end;
+
+  procedure WriteInt16 (f: TFileStream; x: Integer);
+    var a, b: Integer;
+  begin
+    a := x and $FF;
+    b := x >> 8 and $FF;
+    WriteBytes(f, [a, b])
+  end;
+
+  procedure BeginBlock (f: TFileStream; t: Byte);
+  begin
+    Assert(wrFixup = 0);
+    WriteBytes(f, [t]);
+    WriteInt(f, 0);
+    wrFixup := f.Position;
+    WriteInt(f, -1);
+    wrCount := 0
+  end;
+
+  procedure EndBlock(f: TFileStream);
+    var pos: Integer;
+  begin
+    pos := f.Position;
+    f.Position := wrFixup;
+    WriteInt(f, wrCount);
+    f.Position := pos;
+    wrCount := 0;
+    wrFixup := 0
+  end;
+
+  procedure WriteHeader (f: TFileStream; name, author, desc, mus, sky: AnsiString; w, h: Integer);
+  begin
+    BeginBlock(f, 7);
+      WriteAnsiString(f, name, 32);
+      WriteAnsiString(f, author, 32);
+      WriteAnsiString(f, desc, 256);
+      WriteAnsiString(f, mus, 64);
+      WriteAnsiString(f, sky, 64);
+      WriteInt16(f, w);
+      WriteInt16(f, h);
+    EndBlock(f)
+  end;
+
+  procedure WriteTexture (f: TFileStream; name: AnsiString; anim: Byte);
+  begin
+    WriteAnsiString(f, name, 64);
+    WriteBytes(f, [anim]);
+  end;
+
+  procedure WritePanel (f: TFileStream; x, y, w, h, tex, typ, alpha, flags: Integer);
+  begin
+    if (tex < 0) or (tex > High(textures)) then
+    begin
+      WriteLn('warning: panel ', wrPanels, ' [', x, 'x', y, ':', w, 'x', h, ':typ=', typ, '] have invalid texture id ', tex);
+      tex := 0
+    end;
+    WriteInt(f, x);
+    WriteInt(f, y);
+    WriteInt16(f, w);
+    WriteInt16(f, h);
+    WriteInt16(f, tex);
+    WriteInt16(f, typ);
+    WriteBytes(f, [alpha, flags]);
+    Inc(wrPanels)
+  end;
+
+  procedure WriteItem (f: TFileStream; x, y: Integer; typ, flags: Byte);
+  begin
+    WriteInt(f, x);
+    WriteInt(f, y);
+    WriteBytes(f, [typ, flags]);
+  end;
+
+  procedure WriteArea (f: TFileStream; x, y: Integer; typ, dir: Byte);
+  begin
+    WriteInt(f, x);
+    WriteInt(f, y);
+    WriteBytes(f, [typ, dir]);
+  end;
+
+  procedure WriteEnd (f: TFileStream);
+  begin
+    BeginBlock(f, 0);
+    EndBlock(f)
+  end;
+
+  function BoolToInt (x: Boolean): Integer;
+  begin
+    if x then result := 1 else result := 0
+  end;
+
+  procedure BeginTrigger (f: TFileStream; x, y, w, h, enabled, texpan, typ, act, keys: Integer);
+  begin
+    assert(f <> nil);
+    assert(typ in [TRIGGER_EXIT..TRIGGER_MAX]);
+    assert(wrTag = 0);
+    WriteInt(f, x);
+    WriteInt(f, y);
+    WriteInt16(f, w);
+    WriteInt16(f, h);
+    WriteBytes(f, [enabled]);
+    WriteInt(f, texpan);
+    WriteBytes(f, [typ, act, keys]);
+    wrTag := typ
+  end;
+
+  procedure EndTrigger (f: TFileStream);
+    var i: Integer;
+  begin
+    assert(f <> nil);
+    for i := wrCount mod 148 to 148 - 1 do
+    begin
+      WriteBytes(f, [0])
+    end;
+    assert(wrCount mod 148 = 0);
+    Inc(wrTriggers);
+    wrTag := 0
+  end;
+
+  procedure ExitTrigger (f: TFileStream; map: AnsiString);
+  begin
+    assert(f <> nil);
+    assert(wrTag = TRIGGER_EXIT);
+    WriteAnsiString(f, map, 16);
+    wrTag := 0
+  end;
+
+  procedure TeleportTrigger (f: TFileStream; x, y: Integer; d2d, silent: Boolean; dir: Integer);
+  begin
+    assert(f <> nil);
+    assert(wrTag = TRIGGER_TELEPORT);
+    WriteInt(f, x);
+    WriteInt(f, y);
+    WriteBytes(f, [BoolToInt(d2d), BoolToInt(silent), dir]);
+    wrTag := 0
+  end;
+
+  procedure DoorTrigger (f: TFileStream; panelid: Integer; nosound, d2d: Boolean);
+  begin
+    assert(f <> nil);
+    assert(wrTag in [TRIGGER_OPENDOOR..TRIGGER_TRAP, TRIGGER_LIFTUP..TRIGGER_LIFT]);
+    WriteInt(f, panelid);
+    WriteBytes(f, [BoolToInt(nosound), BoolToInt(d2d)]);
+    wrTag := 0
+  end;
+
+  procedure SwitchTrigger (f: TFileStream; x, y, w, h, wait, count, monsterid: Integer; random: Boolean);
+  begin
+    assert(f <> nil);
+    assert(wrTag in [TRIGGER_PRESS, TRIGGER_ON..TRIGGER_ONOFF]);
+    WriteInt(f, x);
+    WriteInt(f, y);
+    WriteInt16(f, w);
+    WriteInt16(f, h);
+    WriteInt16(f, wait);
+    WriteInt16(f, count);
+    WriteInt(f, monsterid);
+    WriteBytes(f, [BoolToInt(random)]);
+    wrTag := 0
+  end;
+
+  procedure DamageTrigger (f: TFileStream; damage, interval, typ: Integer);
+  begin
+    assert(f <> nil);
+    assert(wrTag = TRIGGER_DAMAGE);
+    WriteInt16(f, damage);
+    WriteInt16(f, interval);
+    WriteBytes(f, [typ]);
+    wrTag := 0
+  end;
+
+  function SecToTick (sec: Integer): Integer;
+  begin
+    result := sec * 1000 div 28;
+  end;
+
+  procedure WriteMap (fname: AnsiString);
+    var f: TFileStream; i, j, typ, wait: Integer; t: Tile;
+  begin
+    f := TFileStream.Create(fname, fmCreate);
+    WriteLn('magic...');
+    WriteBytes(f, [Ord('M'), Ord('A'), Ord('P'), 1]);
+    WriteLn('header...');
+    WriteHeader(f, name, '', desc, music, sky, width, height);
+    WriteLn('textures...');
+    BeginBlock(f, 1);
+    for i := 1 to High(textures) do
+    begin
+      WriteTexture(f, ':' + textures[i].name, 0)
+    end;
+    EndBlock(f);
+    WriteLn('panels...');
+    BeginBlock(f, 2);
+    for i := 0 to High(tiles) do
+    begin
+      t := tiles[i];
+      if t.t in [MP_WALL..MP_LIFTRIGHT] then
+      begin
+        tiles[i].id := wrPanels;
+        if t.door then
+          WritePanel(f, t.x, t.y, textures[t.s].w, textures[t.s].h, textures[t.s].id, PANEL_CLOSEDOOR, 0, textures[t.s].flags)
+        else if t.t in [MP_LIFTUP..MP_LIFTRIGHT] then
+          WritePanel(f, t.x, t.y, 16, 16, 0, mp2df_wall[t.t], 0, PANEL_FLAG_HIDE)
+        else if t.t in [MP_WATER..MP_ACID2] then
+          WritePanel(f, t.x, t.y, textures[t.s].w, textures[t.s].h, textures[t.s].id, mp2df_wall[t.t], 0, textures[t.s].flags or PANEL_FLAG_WATERTEXTURES)
+        else
+          WritePanel(f, t.x, t.y, textures[t.s].w, textures[t.s].h, textures[t.s].id, mp2df_wall[t.t], 0, textures[t.s].flags)
+      end
+    end;
+    EndBlock(f);    
+    WriteLn('items...');
+    BeginBlock(f, 3);
+    for i := 0 to High(tiles) do
+    begin
+      t := tiles[i];
+      if t.t in [MP_MEDKIT_SMALL..MP_WEAPON_SUPERPULEMET, MP_INVIS, MP_SUIT] then
+        WriteItem(f, t.x, t.y, mp2df_item[t.t], 0)
+    end;
+    EndBlock(f);
+    WriteLn('areas...');
+    BeginBlock(f, 4);
+    for i := 0 to High(tiles) do
+    begin
+      t := tiles[i];
+      case t.t of
+        MP_DMPOINT..MP_BLUETEAMPOINT: WriteArea(f, t.x, t.y + 12, mp2df_area[t.t], 0);
+        MP_REDFLAG, MP_BLUEFLAG: WriteArea(f, t.x + 8, t.y - 4, mp2df_area[t.t], 1);
+      end
+    end;
+    EndBlock(f);
+    WriteLn('triggers...');
+    BeginBlock(f, 6);
+    for i := 0 to High(tiles) do
+    begin
+      t := tiles[i];
+      if t.t in [MP_COLLIDE..MP_NOACT] then
+      begin
+        case t.s of
+          MP_EXIT:
+            begin
+              BeginTrigger(f, t.x, t.y, Round(16 * t.sx), Round(16 * t.sy), 1, -1, TRIGGER_EXIT, mp2df_act[t.t], 0);
+              ExitTrigger(f, '');
+              EndTrigger(f)
+            end;
+          MP_TELEPORT:
+            begin
+              BeginTrigger(f, t.x, t.y, Round(16 * t.sx), Round(16 * t.sy), 1, -1, TRIGGER_TELEPORT, mp2df_act[t.t], 0);
+              TeleportTrigger(f, t.x0, t.y0 + 32, true, false, 0);
+              EndTrigger(f)
+            end;
+          MP_CLOSEDOOR, MP_OPENDOOR:
+            begin
+              for j := 0 to High(tiles) do
+              begin
+                if tiles[j].door and isCollide(t.x0, t.y0, t.x1 - t.x0, t.y1 - t.y0, tiles[j].x, tiles[j].y, textures[tiles[j].s].w, textures[tiles[j].s].h) then
+                begin
+                  if tiles[j].switch then
+                  begin
+                    // sync with MP_DOOR
+                    BeginTrigger(f, t.x, t.y, Round(16 * t.sx), Round(16 * t.sy), 1, -1, TRIGGER_PRESS, mp2df_act[t.t], 0);
+                    SwitchTrigger(f, tiles[j].did * 32, IfThen(t.s = MP_CLOSEDOOR, -16, -32), 32, 16, 0, 1, 0, false);
+                    EndTrigger(f)
+                  end
+                  else
+                  begin
+                    BeginTrigger(f, t.x, t.y, Round(16 * t.sx), Round(16 * t.sy), 1, -1, mp2df_trig[t.s], mp2df_act[t.t], 0);
+                    DoorTrigger(f, tiles[j].id, false, false);
+                    EndTrigger(f);
+                  end
+                end
+              end
+            end;
+          MP_DOOR, 101..400:
+            begin
+              wait := IfThen(t.s = MP_DOOR, 0, t.s - 100);
+              // button: activate sequence in not locked
+              BeginTrigger(f, t.x, t.y, Round(16 * t.sx), Round(16 * t.sy), 1, -1, TRIGGER_PRESS, mp2df_act[t.t], 0);
+              SwitchTrigger(f, wrX, -80, 32, 16, 0, 1, 0, false);
+              EndTrigger(f);
+              // start: activate group + timer
+              BeginTrigger(f, wrX, -80, 16, 16, 1, -1, TRIGGER_PRESS, 0, 0);
+              SwitchTrigger(f, wrX, -64, 32, 32, 0, 1, 0, false);
+              EndTrigger(f);
+              // start: lock start
+              BeginTrigger(f, wrX + 16, -80, 16, 16, 1, -1, TRIGGER_OFF, 0, 0);
+              SwitchTrigger(f, wrX, -80, 16, 16, 0, 1, 0, false);
+              EndTrigger(f);
+              for j := 0 to High(tiles) do
+              begin
+                if tiles[j].switch and isCollide(t.x0, t.y0, t.x1 - t.x0, t.y1 - t.y0, tiles[j].x, tiles[j].y, textures[tiles[j].s].w, textures[tiles[j].s].h) then
+                begin                      
+                  // group: activate both branches
+                  BeginTrigger(f, wrX, -64, 16, 16, 1, -1, TRIGGER_PRESS, 0, 0);
+                  SwitchTrigger(f, tiles[j].did * 32, -32, 32, 32, 0, 1, 0, false);
+                  EndTrigger(f);
+                end
+              end;
+              // timer: wait & activate group
+              BeginTrigger(f, wrX, -48, 16, 16, 1, -1, TRIGGER_PRESS, 0, 0);
+              SwitchTrigger(f, wrX, -64, 32, 16, SecToTick(wait), 1, 0, false);
+              EndTrigger(f);
+              // timer: wait & unlock start
+              BeginTrigger(f, wrX + 16, -48, 16, 16, 1, -1, TRIGGER_ON, 0, 0);
+              SwitchTrigger(f, wrX, -80, 16, 16, SecToTick(wait), 1, 0, false);
+              EndTrigger(f);
+              Inc(wrX, 32);
+            end;
+          MP_EXTENDER, MP_RANDOM, MP_SWITCH, 501..800:
+            begin
+              wait := IfThen(t.s in [MP_EXTENDER, MP_RANDOM, MP_SWITCH], 0, t.s - 500);
+              typ := IfThen(t.s in [MP_EXTENDER, MP_RANDOM, MP_SWITCH],  mp2df_trig[t.s], TRIGGER_PRESS);
+              BeginTrigger(f, t.x, t.y, Round(16 * t.sx), Round(16 * t.sy), 1, -1, typ, mp2df_act[t.t], 0);
+              SwitchTrigger(f, t.x0, t.y0, t.x1 - t.x0, t.y1 - t.y0, SecToTick(wait), 1, 0, t.s = MP_RANDOM);
+              EndTrigger(f)
+            end;
+          MP_DAMAGE:
+            begin
+              if (t.x = t.x0) and (t.y = t.y0) and (16 * t.sx = t.x1 - t.x0) and (16 * t.sy = t.y1 - t.y0) then
+              begin
+                BeginTrigger(f, t.x, t.y, t.x1 - t.x0, t.y1 - t.y0, 1, -1, TRIGGER_DAMAGE, mp2df_act[t.t], 0);
+                DamageTrigger(f, 666, 0, 0);
+                EndTrigger(f)
+              end
+              else
+              begin
+                // TODO find non intersectable location for activation
+                BeginTrigger(f, t.x, t.y, Round(16 * t.sx), Round(16 * t.sy), 1, -1, TRIGGER_PRESS, mp2df_act[t.t], 0);
+                SwitchTrigger(f, t.x0, t.y0, 16, 16, 0, 1, 0, false);
+                EndTrigger(f);
+                BeginTrigger(f, t.x0, t.y0, t.x1 - t.x0, t.y1 - t.y0, 1, -1, TRIGGER_DAMAGE, 0, 0);
+                DamageTrigger(f, 999, 0, 0);
+                EndTrigger(f);
+                for j := 0 to High(tiles) do
+                begin
+                  if (j <> i) and isCollide(t.x0, t.y0, 16, 16, tiles[j].x0, tiles[j].y0, tiles[j].x1 - tiles[j].x0, tiles[j].x1 - tiles[j].y0) then
+                  begin
+                    WriteLn('waring: trigger damage may activate triggers at ', t.x0, 'x', t.y0);
+                  end
+                end
+              end
+            end;
+          else WriteLn('warning: unknown MP trigger ', t.s)
+        end
+      end
+    end;
+    // MP_DOOR intermediate triggers
+    for i := 0 to High(tiles) do
+    begin
+      if tiles[i].switch then
+      begin
+        // invert state
+        BeginTrigger(f, tiles[i].did * 32 + 16, -32, 16, 32, 1, -1, TRIGGER_ONOFF, 0, 0);
+        SwitchTrigger(f, tiles[i].did * 32, -32, 16, 32, 0, 1, 0, false);
+        EndTrigger(f);
+        // open trap
+        BeginTrigger(f, tiles[i].did * 32, -32, 16, 16, 1, -1, TRIGGER_OPENDOOR, 0, 0);
+        DoorTrigger(f, tiles[i].id, false, false);
+        EndTrigger(f);
+        // close trap
+        BeginTrigger(f, tiles[i].did * 32, -16, 16, 16, 0, -1, TRIGGER_CLOSETRAP, 0, 0);
+        DoorTrigger(f, tiles[i].id, false, false);
+        EndTrigger(f);
+      end
+    end;
+    EndBlock(f);
+    WriteEnd(f);
+    f.Free;
+  end;
+
+  (* --------- Init --------- *)
+
+  var
+    inputFile: AnsiString;
+    outputFile: AnsiString = 'MAP01';
+    listTextures: Boolean = false;
+
+  procedure PrintTextureList;
+    var i: Integer; n: AnsiString;
+  begin
+    for i := 1 to High(textures) do
+    begin
+      n := StringReplace(textures[i].name, '\', '/', [rfReplaceAll]);
+      WriteLn(n)
+    end
+  end;
+
+  procedure Help;
+  begin
+    WriteLn('Usage: mp2df [OPTION] FILE.dvl [OUTPUT]');
+    WriteLn('Options:');
+    WriteLn('    -l  list textures used on map and exit');
+    WriteLn('    -h  show this help');
+    Halt(0)
+  end;
+
+  procedure ParseArgs;
+    var i, n: Integer; done: Boolean; str: AnsiString;
+  begin
+    i := 1; done := false;
+    while (i <= ParamCount) and (not done) do
+    begin
+      str := ParamStr(i);
+      done := str[1] <> '-';
+      if not done then
+      begin
+        case str of
+          '-l': listTextures := true;
+          '-h', '-?': Help;
+        else
+          WriteLn('mp2df: unknown argument ', str);
+          Halt(1)
+        end;
+        Inc(i)
+      end
+    end;
+    n := ParamCount - i + 1;
+    if n = 1 then
+    begin
+      inputFile := ParamStr(i);
+    end
+    else if (n = 2) and (not listTextures) then
+    begin
+      inputFile := ParamStr(i);
+      outputFile := ParamStr(i + 1);
+    end
+    else
+    begin
+      WriteLn('mp2df: you may specify input file and output file only, use -h to know more');
+      Halt(1)
+    end;
+    if inputFile = '' then
+    begin
+      WriteLn('mp2df: empty input file path');
+      Halt(1);
+    end;
+    if outputFile = '' then
+    begin
+      WriteLn('mp2df: empty output file path');
+      Halt(1);
+    end
+  end;
+
+begin
+  ParseArgs;
+  ReadMap(inputFile);
+  if listTextures then
+  begin
+    PrintTextureList
+  end
+  else
+  begin
+    Analyse;
+    WriteMap(outputFile)
+  end;
+  Halt(0)
+end.