3 REGISTER_MINIGAME(nmm, _("Nine Men's Morris"));
5 const int NMM_TURN_PLACE = 0x0100; // player has to place a piece on the board
6 const int NMM_TURN_MOVE = 0x0200; // player has to move a piece by one tile
7 const int NMM_TURN_FLY = 0x0400; // player has to move a piece anywhere
8 const int NMM_TURN_TAKE = 0x0800; // player has to take a non-mill piece
9 const int NMM_TURN_TAKEANY=0x1000; // combine with NMM_TURN_TAKE, can take mill pieces
10 const int NMM_TURN_WIN = 0x2000; // player has won
11 const int NMM_TURN_TYPE = 0xff00;
12 const int NMM_TURN_TEAM1 = 0x0001;
13 const int NMM_TURN_TEAM2 = 0x0002;
14 const int NMM_TURN_TEAM = 0x00ff;
16 const int NMM_PIECE_DEAD = 0x0; // captured by the enemy
17 const int NMM_PIECE_HOME = 0x1; // not yet placed
18 const int NMM_PIECE_BOARD = 0x2; // placed on the board
20 .int nmm_tile_distance;
21 .entity nmm_tile_piece;
22 .string nmm_tile_hmill;
23 .string nmm_tile_vmill;
25 // build a string containing the indices of the tile to check for a horizontal mill
26 string nmm_tile_build_hmill(entity tile)
28 int number = minigame_tile_number(tile.netname);
29 int letter = minigame_tile_letter(tile.netname);
30 if ( number == letter || number+letter == 6 )
32 int add = letter < 3 ? 1 : -1;
33 return strcat(tile.netname," ",
34 minigame_tile_buildname(letter+add*tile.nmm_tile_distance,number)," ",
35 minigame_tile_buildname(letter+add*2*tile.nmm_tile_distance,number) );
37 else if ( letter == 3 )
38 return strcat(minigame_tile_buildname(letter-tile.nmm_tile_distance,number)," ",
40 minigame_tile_buildname(letter+tile.nmm_tile_distance,number) );
41 else if ( letter < 3 )
42 return strcat(minigame_tile_buildname(0,number)," ",
43 minigame_tile_buildname(1,number)," ",
44 minigame_tile_buildname(2,number) );
46 return strcat(minigame_tile_buildname(4,number)," ",
47 minigame_tile_buildname(5,number)," ",
48 minigame_tile_buildname(6,number) );
51 // build a string containing the indices of the tile to check for a vertical mill
52 string nmm_tile_build_vmill(entity tile)
54 int letter = minigame_tile_letter(tile.netname);
55 int number = minigame_tile_number(tile.netname);
56 if ( letter == number || letter+number == 6 )
58 int add = number < 3 ? 1 : -1;
59 return strcat(tile.netname," ",
60 minigame_tile_buildname(letter,number+add*tile.nmm_tile_distance)," ",
61 minigame_tile_buildname(letter,number+add*2*tile.nmm_tile_distance) );
63 else if ( number == 3 )
64 return strcat(minigame_tile_buildname(letter,number-tile.nmm_tile_distance)," ",
66 minigame_tile_buildname(letter,number+tile.nmm_tile_distance) );
67 else if ( number < 3 )
68 return strcat(minigame_tile_buildname(letter,0)," ",
69 minigame_tile_buildname(letter,1)," ",
70 minigame_tile_buildname(letter,2) );
72 return strcat(minigame_tile_buildname(letter,4)," ",
73 minigame_tile_buildname(letter,5)," ",
74 minigame_tile_buildname(letter,6) );
78 // \param id Tile index (eg: a1)
79 // \param minig Owner minigame instance
80 // \param distance Distance from adjacent tiles
81 void nmm_spawn_tile(string id, entity minig, int distance)
83 // TODO global variable + list_next for simpler tile loops
84 entity e = new(minigame_nmm_tile);
85 e.origin = minigame_tile_pos(id,7,7);
89 e.nmm_tile_distance = distance;
90 e.nmm_tile_hmill = strzone(nmm_tile_build_hmill(e));
91 e.nmm_tile_vmill = strzone(nmm_tile_build_vmill(e));
94 // Create a tile square and recursively create inner squares
95 // \param minig Owner minigame instance
96 // \param offset Index offset (eg: 1 to start the square at b2, 0 at a1 etc.)
97 // \param skip Number of indices to skip between tiles (eg 1: a1, a3)
98 void nmm_spawn_tile_square( entity minig, int offset, int skip )
102 for ( int i = 0; i < 3; i++ )
105 for ( int j = 0; j < 3; j++ )
107 if ( i != 1 || j != 1 )
108 nmm_spawn_tile(strzone(minigame_tile_buildname(letter,number)),minig, skip+1);
115 nmm_spawn_tile_square(minig,offset+1,skip-1);
118 // Remove tiles of a NMM minigame
119 void nmm_kill_tiles(entity minig)
122 while ( ( e = findentity(e,owner,minig) ) )
123 if ( e.classname == "minigame_nmm_tile" )
126 strfree(e.nmm_tile_hmill);
127 strfree(e.nmm_tile_vmill);
132 // Create the tiles of a NMM minigame
133 void nmm_init_tiles(entity minig)
135 nmm_spawn_tile_square(minig,0,2);
138 // Find a tile by its id
139 entity nmm_find_tile(entity minig, string id)
142 while ( ( e = findentity(e,owner,minig) ) )
143 if ( e.classname == "minigame_nmm_tile" && e.netname == id )
148 // Check whether two tiles are adjacent
149 bool nmm_tile_adjacent(entity tile1, entity tile2)
152 int dnumber = fabs ( minigame_tile_number(tile1.netname) - minigame_tile_number(tile2.netname) );
153 int dletter = fabs ( minigame_tile_letter(tile1.netname) - minigame_tile_letter(tile2.netname) );
155 return ( dnumber == 0 && ( dletter == 1 || dletter == tile1.nmm_tile_distance ) ) ||
156 ( dletter == 0 && ( dnumber == 1 || dnumber == tile1.nmm_tile_distance ) );
159 // Returns 1 if there is at least 1 free adjacent tile
160 bool nmm_tile_canmove(entity tile)
163 while ( ( e = findentity(e,owner,tile.owner) ) )
164 if ( e.classname == "minigame_nmm_tile" && !e.nmm_tile_piece
165 && nmm_tile_adjacent(e,tile) )
172 // Check if the given tile id appears in the string
173 bool nmm_in_mill_string(entity tile, string s)
175 int argc = tokenize(s);
176 for ( int i = 0; i < argc; i++ )
178 entity e = nmm_find_tile(tile.owner,argv(i));
179 if ( !e || !e.nmm_tile_piece || e.nmm_tile_piece.team != tile.nmm_tile_piece.team )
185 // Check if a tile is in a mill
186 bool nmm_in_mill(entity tile)
188 return tile.nmm_tile_piece && (
189 nmm_in_mill_string(tile,tile.nmm_tile_hmill) ||
190 nmm_in_mill_string(tile,tile.nmm_tile_vmill) );
195 // Find a NMM piece matching some of the given flags and team number
196 entity nmm_find_piece(entity start, entity minigame, int teamn, int pieceflags)
199 while ( ( e = findentity(e,owner,minigame) ) )
200 if ( e.classname == "minigame_board_piece" &&
201 (e.minigame_flags & pieceflags) && e.team == teamn )
206 // Count NMM pieces matching flags and team number
207 int nmm_count_pieces(entity minigame, int teamn, int pieceflags)
211 while (( e = nmm_find_piece(e,minigame, teamn, pieceflags) ))
216 // required function, handle server side events
217 int nmm_server_event(entity minigame, string event, ...)
219 if ( event == "start" )
221 minigame.minigame_flags = NMM_TURN_PLACE|NMM_TURN_TEAM1;
222 nmm_init_tiles(minigame);
224 for ( int i = 0; i < 7; i++ )
226 e = msle_spawn(minigame,"minigame_board_piece");
228 e.minigame_flags = NMM_PIECE_HOME;
229 e = msle_spawn(minigame,"minigame_board_piece");
231 e.minigame_flags = NMM_PIECE_HOME;
236 else if ( event == "end" )
238 nmm_kill_tiles(minigame);
240 else if ( event == "join" )
244 for ( e = minigame.minigame_players; e; e = e.list_next )
248 if ( minigame.minigame_players && minigame.minigame_players.team == 1 )
252 else if ( event == "cmd" )
254 entity e = ...(0,entity);
255 int argc = ...(1,int);
258 bool move_ok = false;
260 if ( e && argc >= 2 && argv(0) == "move" &&
261 ( minigame.minigame_flags & NMM_TURN_TEAM ) == e.team )
263 tile = nmm_find_tile(minigame,argv(1));
268 else if ( minigame.minigame_flags & NMM_TURN_PLACE )
270 piece = nmm_find_piece(NULL,minigame,e.team,NMM_PIECE_HOME);
271 if ( !tile.nmm_tile_piece && piece )
273 tile.nmm_tile_piece = piece;
274 piece.minigame_flags = NMM_PIECE_BOARD;
275 piece.origin = tile.origin;
276 piece.SendFlags |= MINIG_SF_UPDATE;
280 else if ( minigame.minigame_flags & NMM_TURN_MOVE )
282 if ( tile.nmm_tile_piece && tile.nmm_tile_piece.team == e.team )
284 piece = tile.nmm_tile_piece;
285 entity tile2 = nmm_find_tile(minigame,argv(2));
286 if ( tile2 && nmm_tile_adjacent(tile,tile2) && !tile2.nmm_tile_piece )
288 tile.nmm_tile_piece = NULL;
289 tile2.nmm_tile_piece = piece;
290 piece.origin = tile2.origin;
291 piece.SendFlags |= MINIG_SF_UPDATE;
298 else if ( minigame.minigame_flags & NMM_TURN_FLY )
300 if ( tile.nmm_tile_piece && tile.nmm_tile_piece.team == e.team )
302 piece = tile.nmm_tile_piece;
303 entity tile2 = nmm_find_tile(minigame,argv(2));
304 if ( tile2 && !tile2.nmm_tile_piece )
306 tile.nmm_tile_piece = NULL;
307 tile2.nmm_tile_piece = piece;
308 piece.origin = tile2.origin;
309 piece.SendFlags |= MINIG_SF_UPDATE;
316 else if ( minigame.minigame_flags & NMM_TURN_TAKE )
318 piece = tile.nmm_tile_piece;
319 if ( piece && piece.nmm_tile_piece.team != e.team )
321 tile.nmm_tile_piece = NULL;
322 piece.minigame_flags = NMM_PIECE_DEAD;
323 piece.SendFlags |= MINIG_SF_UPDATE;
328 int nextteam = e.team % 2 + 1;
329 int npieces = nmm_count_pieces(minigame,nextteam,NMM_PIECE_HOME|NMM_PIECE_BOARD);
333 minigame.minigame_flags = NMM_TURN_WIN | e.team;
334 minigame.SendFlags |= MINIG_SF_UPDATE;
338 if ( !(minigame.minigame_flags & NMM_TURN_TAKE) && nmm_in_mill(tile) )
340 minigame.minigame_flags = NMM_TURN_TAKE|e.team;
341 int takemill = NMM_TURN_TAKEANY;
343 while ( ( f = findentity(f,owner,minigame) ) )
344 if ( f.classname == "minigame_nmm_tile" && f.nmm_tile_piece &&
345 f.nmm_tile_piece.team == nextteam && !nmm_in_mill(f) )
350 minigame.minigame_flags |= takemill;
354 if ( nmm_find_piece(NULL,minigame,nextteam,NMM_PIECE_HOME) )
355 minigame.minigame_flags = NMM_TURN_PLACE|nextteam;
356 else if ( npieces == 3 )
357 minigame.minigame_flags = NMM_TURN_FLY|nextteam;
360 minigame.minigame_flags = NMM_TURN_WIN|e.team;
362 while ( ( f = findentity(f,owner,minigame) ) )
363 if ( f.classname == "minigame_nmm_tile" && f.nmm_tile_piece &&
364 f.nmm_tile_piece.team == nextteam && nmm_tile_canmove(f) )
366 minigame.minigame_flags = NMM_TURN_MOVE|nextteam;
371 minigame.SendFlags |= MINIG_SF_UPDATE;
374 LOG_TRACE("Invalid move: ", ...(2, string));
387 vector nmm_boardsize;
389 // whether the given tile is a valid selection
390 bool nmm_valid_selection(entity tile)
392 if ( ( tile.owner.minigame_flags & NMM_TURN_TEAM ) != minigame_self.team )
393 return false; // not our turn
394 if ( tile.owner.minigame_flags & NMM_TURN_PLACE )
395 return !tile.nmm_tile_piece; // need to put a piece on an empty spot
396 if ( tile.owner.minigame_flags & NMM_TURN_MOVE )
398 if ( tile.nmm_tile_piece && tile.nmm_tile_piece.team == minigame_self.team &&
399 nmm_tile_canmove(tile) )
400 return true; // movable tile
401 if ( nmm_fromtile ) // valid destination
402 return !tile.nmm_tile_piece && nmm_tile_adjacent(nmm_fromtile,tile);
405 if ( tile.owner.minigame_flags & NMM_TURN_FLY )
408 return !tile.nmm_tile_piece;
410 return tile.nmm_tile_piece && tile.nmm_tile_piece.team == minigame_self.team;
412 if ( tile.owner.minigame_flags & NMM_TURN_TAKE )
413 return tile.nmm_tile_piece && tile.nmm_tile_piece.team != minigame_self.team &&
414 ( (tile.owner.minigame_flags & NMM_TURN_TAKEANY) || !nmm_in_mill(tile) );
418 // whether it should highlight valid tile selections
419 bool nmm_draw_avaliable(entity tile)
421 if ( ( tile.owner.minigame_flags & NMM_TURN_TEAM ) != minigame_self.team )
423 if ( (tile.owner.minigame_flags & NMM_TURN_TAKE) )
425 if ( (tile.owner.minigame_flags & (NMM_TURN_FLY|NMM_TURN_MOVE)) && nmm_fromtile )
426 return !tile.nmm_tile_piece;
430 // Required function, draw the game board
431 void nmm_hud_board(vector pos, vector mySize)
433 minigame_hud_fitsqare(pos, mySize);
435 nmm_boardsize = mySize;
436 minigame_hud_simpleboard(pos,mySize,minigame_texture("nmm/board"));
438 vector tile_size = minigame_hud_denormalize_size('1 1 0'/7,pos,mySize);
441 FOREACH_MINIGAME_ENTITY(e)
443 if ( e.classname == "minigame_nmm_tile" )
445 tile_pos = minigame_hud_denormalize(e.origin,pos,mySize);
447 if ( e == nmm_fromtile )
449 minigame_drawpic_centered( tile_pos, minigame_texture("nmm/tile_active"),
450 tile_size, '1 1 1', panel_fg_alpha, DRAWFLAG_NORMAL );
452 else if ( nmm_draw_avaliable(e) && nmm_valid_selection(e) )
454 minigame_drawpic_centered( tile_pos, minigame_texture("nmm/tile_available"),
455 tile_size, '1 1 1', panel_fg_alpha, DRAWFLAG_NORMAL );
458 if ( e == nmm_currtile )
460 minigame_drawpic_centered( tile_pos, minigame_texture("nmm/tile_selected"),
461 tile_size, '1 1 1', panel_fg_alpha, DRAWFLAG_ADDITIVE );
464 if ( e.nmm_tile_piece )
466 minigame_drawpic_centered( tile_pos,
467 minigame_texture(strcat("nmm/piece",ftos(e.nmm_tile_piece.team))),
468 tile_size*0.8, '1 1 1', panel_fg_alpha, DRAWFLAG_NORMAL );
471 //drawstring(tile_pos, e.netname, hud_fontsize, '1 0 0', 1, DRAWFLAG_NORMAL);
475 if ( active_minigame.minigame_flags & NMM_TURN_WIN )
477 vector winfs = hud_fontsize*2;
479 FOREACH_MINIGAME_ENTITY(e)
480 if ( e.classname == "minigame_player" &&
481 e.team == (active_minigame.minigame_flags & NMM_TURN_TEAM) )
482 pname = entcs_GetName(e.minigame_playerslot-1);
484 vector win_pos = pos+eY*(mySize_y-winfs_y)/2;
486 win_sz = minigame_drawcolorcodedstring_wrapped(mySize_x,win_pos,
487 sprintf(_("%s^7 won the game!"), pname),
488 winfs, 0, DRAWFLAG_NORMAL, 0.5);
490 drawfill(win_pos-eY*hud_fontsize_y,win_sz+2*eY*hud_fontsize_y,'1 1 1',0.5,DRAWFLAG_ADDITIVE);
492 minigame_drawcolorcodedstring_wrapped(mySize_x,win_pos,
493 sprintf(_("%s^7 won the game!"), pname),
494 winfs, panel_fg_alpha, DRAWFLAG_NORMAL, 0.5);
498 // Required function, draw the game status panel
499 void nmm_hud_status(vector pos, vector mySize)
503 ts = minigame_drawstring_wrapped(mySize_x,pos,active_minigame.descriptor.message,
504 hud_fontsize * 2, '0.25 0.47 0.72', panel_fg_alpha, DRAWFLAG_NORMAL,0.5);
508 vector player_fontsize = hud_fontsize * 1.75;
509 ts_y = ( mySize_y - 2*player_fontsize_y ) / 2;
514 vector piece_sz = '48 48 0';
515 float piece_space = piece_sz_x + ( ts_x - 7 * piece_sz_x ) / 6;
517 float piece_light = 1;
521 if ( (active_minigame.minigame_flags&NMM_TURN_TEAM) == 2 )
522 mypos_y += player_fontsize_y + ts_y;
523 drawfill(mypos,eX*mySize_x+eY*player_fontsize_y,'1 1 1',0.5,DRAWFLAG_ADDITIVE);
524 mypos_y += player_fontsize_y;
525 drawfill(mypos,eX*mySize_x+eY*piece_sz_y,'1 1 1',0.25,DRAWFLAG_ADDITIVE);
527 FOREACH_MINIGAME_ENTITY(e)
529 if ( e.classname == "minigame_player" )
533 mypos_y += player_fontsize_y + ts_y;
534 minigame_drawcolorcodedstring_trunc(mySize_x,mypos,
535 entcs_GetName(e.minigame_playerslot-1),
536 player_fontsize, panel_fg_alpha, DRAWFLAG_NORMAL);
538 else if ( e.classname == "minigame_board_piece" )
541 mypos_y += player_fontsize_y;
545 player2x += piece_space;
546 mypos_y += player_fontsize_y + ts_y;
551 player1x += piece_space;
553 if ( e.minigame_flags == NMM_PIECE_HOME )
555 else if ( e.minigame_flags == NMM_PIECE_BOARD )
560 drawpic(mypos, minigame_texture(strcat("nmm/piece",ftos(e.team))), piece_sz,
561 '1 1 1'*piece_light, panel_fg_alpha, DRAWFLAG_NORMAL );
566 // Make the correct move
567 void nmm_make_move(entity minigame)
571 if ( minigame.minigame_flags & (NMM_TURN_PLACE|NMM_TURN_TAKE) )
573 minigame_cmd("move ",nmm_currtile.netname);
576 else if ( (minigame.minigame_flags & (NMM_TURN_MOVE|NMM_TURN_FLY)) )
578 if ( nmm_fromtile == nmm_currtile )
582 else if ( nmm_currtile.nmm_tile_piece && nmm_currtile.nmm_tile_piece.team == minigame_self.team )
584 nmm_fromtile = nmm_currtile;
586 else if ( nmm_fromtile )
588 minigame_cmd("move ",nmm_fromtile.netname," ",nmm_currtile.netname);
597 string nmm_turn_to_string(int turnflags)
599 if ( turnflags & NMM_TURN_WIN )
601 if ( (turnflags&NMM_TURN_TEAM) != minigame_self.team )
602 return _("You lost the game!");
603 return _("You win!");
606 if ( (turnflags&NMM_TURN_TEAM) != minigame_self.team )
607 return _("Wait for your opponent to make their move");
608 if ( turnflags & NMM_TURN_PLACE )
609 return _("Click on the game board to place your piece");
610 if ( turnflags & NMM_TURN_MOVE )
611 return _("You can select one of your pieces to move it in one of the surrounding places");
612 if ( turnflags & NMM_TURN_FLY )
613 return _("You can select one of your pieces to move it anywhere on the board");
614 if ( turnflags & NMM_TURN_TAKE )
615 return _("You can take one of the opponent's pieces");
620 // Required function, handle client events
621 int nmm_client_event(entity minigame, string event, ...)
623 if ( event == "activate" )
626 nmm_init_tiles(minigame);
627 strcpy(minigame.message, nmm_turn_to_string(minigame.minigame_flags));
629 else if ( event == "deactivate" )
632 nmm_kill_tiles(minigame);
633 strfree(minigame.message);
635 else if ( event == "key_pressed" && (minigame.minigame_flags&NMM_TURN_TEAM) == minigame_self.team )
637 switch ( ...(0,int) )
640 case K_KP_RIGHTARROW:
641 if ( ! nmm_currtile )
642 nmm_currtile = nmm_find_tile(active_minigame,"a7");
645 string tileid = nmm_currtile.netname;
647 while ( !nmm_currtile )
649 tileid = minigame_relative_tile(tileid,1,0,7,7);
650 nmm_currtile = nmm_find_tile(active_minigame,tileid);
656 if ( ! nmm_currtile )
657 nmm_currtile = nmm_find_tile(active_minigame,"g7");
660 string tileid = nmm_currtile.netname;
662 while ( !nmm_currtile )
664 tileid = minigame_relative_tile(tileid,-1,0,7,7);
665 nmm_currtile = nmm_find_tile(active_minigame,tileid);
671 if ( ! nmm_currtile )
672 nmm_currtile = nmm_find_tile(active_minigame,"a1");
675 string tileid = nmm_currtile.netname;
677 while ( !nmm_currtile )
679 tileid = minigame_relative_tile(tileid,0,1,7,7);
680 nmm_currtile = nmm_find_tile(active_minigame,tileid);
686 if ( ! nmm_currtile )
687 nmm_currtile = nmm_find_tile(active_minigame,"a7");
690 string tileid = nmm_currtile.netname;
692 while ( !nmm_currtile )
694 tileid = minigame_relative_tile(tileid,0,-1,7,7);
695 nmm_currtile = nmm_find_tile(active_minigame,tileid);
702 nmm_make_move(minigame);
707 else if ( event == "mouse_pressed" && ...(0,int) == K_MOUSE1 )
709 nmm_make_move(minigame);
712 else if ( event == "mouse_moved" )
716 vector tile_size = minigame_hud_denormalize_size('1 1 0'/7,nmm_boardpos,nmm_boardsize);
718 FOREACH_MINIGAME_ENTITY(e)
720 if ( e.classname == "minigame_nmm_tile" )
722 tile_pos = minigame_hud_denormalize(e.origin,nmm_boardpos,nmm_boardsize)-tile_size/2;
723 if ( minigame_hud_mouse_in(tile_pos, tile_size) && nmm_valid_selection(e) )
732 else if ( event == "network_receive" )
734 entity sent = ...(0,entity);
736 if ( sent.classname == "minigame_board_piece" && ( ...(1,int) & MINIG_SF_UPDATE ) )
740 if ( sent.minigame_flags & NMM_PIECE_BOARD )
741 tileid = minigame_tile_name(sent.origin,7,7);
742 FOREACH_MINIGAME_ENTITY(e)
744 if ( e.classname == "minigame_nmm_tile" )
746 if ( e.nmm_tile_piece == sent )
747 e.nmm_tile_piece = NULL;
748 if ( e.netname == tileid )
749 e.nmm_tile_piece = sent;
753 else if ( sent.classname == "minigame" && ( ...(1,int) & MINIG_SF_UPDATE ) )
755 strcpy(sent.message, nmm_turn_to_string(sent.minigame_flags));
756 if ( sent.minigame_flags & minigame_self.team )