1 const float SNAKE_TURN_MOVE = 0x0100; // the snake is moving, player must control it
2 const float SNAKE_TURN_LOSS = 0x0200; // they did it?!
3 const float SNAKE_TURN_WAIT = 0x0400; // the snake is waiting for the player to make their first move and begin the game
4 const float SNAKE_TURN_TYPE = 0x0f00; // turn type mask
6 const int SNAKE_SF_PLAYERSCORE = MINIG_SF_CUSTOM;
8 const int SNAKE_LET_CNT = 15;
9 const int SNAKE_NUM_CNT = 15;
11 const int SNAKE_TILE_SIZE = 15;
13 bool autocvar_sv_minigames_snake_wrap = false;
14 float autocvar_sv_minigames_snake_delay_initial = 0.7;
15 float autocvar_sv_minigames_snake_delay_multiplier = 50;
16 float autocvar_sv_minigames_snake_delay_min = 0.1;
22 .float snake_nextmove;
25 // find same game piece given its tile name
26 entity snake_find_piece(entity minig, string tile)
29 while ( ( e = findentity(e,owner,minig) ) )
30 if ( e.classname == "minigame_board_piece" && e.netname == tile )
35 // find same game piece given its cnt
36 entity snake_find_cnt(entity minig, int tile)
39 while ( ( e = findentity(e,owner,minig) ) )
40 if ( e.classname == "minigame_board_piece" && e.cnt == tile )
45 // check if the tile name is valid (15x15 grid)
46 bool snake_valid_tile(string tile)
50 int number = minigame_tile_number(tile);
51 int letter = minigame_tile_letter(tile);
52 return 0 <= number && number < SNAKE_NUM_CNT && 0 <= letter && letter < SNAKE_LET_CNT;
55 void snake_new_mouse(entity minigame)
57 RandomSelection_Init();
59 for(i = 0; i < SNAKE_LET_CNT; ++i)
60 for(j = 0; j < SNAKE_NUM_CNT; ++j)
62 string pos = minigame_tile_buildname(i, j);
63 if(!snake_find_piece(minigame, pos))
64 RandomSelection_Add(world, 0, pos, 1, 1);
67 entity piece = msle_spawn(minigame,"minigame_board_piece");
69 piece.netname = strzone(RandomSelection_chosen_string);
70 minigame_server_sendflags(piece,MINIG_SF_ALL);
72 minigame_server_sendflags(minigame,MINIG_SF_UPDATE);
75 void snake_setup_pieces(entity minigame)
77 int targnum = bound(1, floor(random() * SNAKE_NUM_CNT), SNAKE_NUM_CNT - 1);
78 int targlet = bound(1, floor(random() * SNAKE_LET_CNT), SNAKE_LET_CNT - 1);
80 entity piece = msle_spawn(minigame,"minigame_board_piece");
81 piece.team = 1; // init default team?
82 piece.netname = strzone(minigame_tile_buildname(targlet,targnum));
84 minigame_server_sendflags(piece,MINIG_SF_ALL);
86 minigame.snake_head = piece;
88 snake_new_mouse(minigame);
90 minigame_server_sendflags(minigame,MINIG_SF_UPDATE);
93 void snake_add_score(entity minigame, int thescore)
98 if(minigame.minigame_players)
100 minigame.minigame_players.snake_score += thescore;
101 minigame.minigame_players.SendFlags |= SNAKE_SF_PLAYERSCORE;
106 void snake_move_body(entity minigame, bool ate_mouse)
109 string tailpos = string_null;
110 vector taildir = '0 0 0';
113 for(i = (SNAKE_NUM_CNT * SNAKE_LET_CNT); i >= 2; --i)
115 entity piece = snake_find_cnt(minigame, i);
116 entity nextpiece = snake_find_cnt(minigame, i - 1);
125 tailpos = piece.netname;
126 taildir = piece.snake_dir;
129 if(piece.netname) { strunzone(piece.netname); }
130 piece.netname = strzone(nextpiece.netname);
131 piece.snake_dir = nextpiece.snake_dir;
132 minigame_server_sendflags(piece, MINIG_SF_ALL);
138 tail = minigame.snake_head;
139 tailpos = minigame.snake_head.netname;
140 taildir = minigame.snake_head.snake_dir;
143 if(tail && ate_mouse)
145 int newcnt = tail.cnt + 1;
146 minigame.snake_delay = max(autocvar_sv_minigames_snake_delay_min, autocvar_sv_minigames_snake_delay_initial - (newcnt / autocvar_sv_minigames_snake_delay_multiplier));
147 snake_add_score(minigame, 1);
149 entity piece = msle_spawn(minigame,"minigame_board_piece");
152 piece.snake_dir = taildir;
153 piece.netname = strzone(tailpos);
154 minigame_server_sendflags(piece,MINIG_SF_ALL);
156 minigame_server_sendflags(minigame,MINIG_SF_UPDATE);
160 void snake_move_head(entity minigame)
162 entity head = minigame.snake_head;
165 if(autocvar_sv_minigames_snake_wrap)
166 newpos = minigame_relative_tile(head.netname, minigame.snake_dir_x, minigame.snake_dir_y, SNAKE_NUM_CNT, SNAKE_LET_CNT);
169 int myx = minigame_tile_letter(head.netname);
170 int myy = minigame_tile_number(head.netname);
172 myx += minigame.snake_dir_x;
173 myy += minigame.snake_dir_y;
175 newpos = minigame_tile_buildname(myx, myy);
178 if(!snake_valid_tile(newpos) || (snake_find_piece(minigame, newpos)).cnt)
180 minigame.minigame_flags = SNAKE_TURN_LOSS;
181 minigame_server_sendflags(minigame,MINIG_SF_UPDATE);
185 bool ate_mouse = false;
186 entity piece = snake_find_piece(minigame, newpos);
187 if(piece && !piece.cnt)
190 // move the body first, then set the new head position?
191 snake_move_body(minigame, ate_mouse);
195 if(piece.netname) { strunzone(piece.netname); }
198 snake_new_mouse(minigame);
201 if(head.netname) { strunzone(head.netname); }
202 head.netname = strzone(newpos);
203 minigame_server_sendflags(head,MINIG_SF_ALL);
207 void snake_move(entity minigame, entity player, string dxs, string dys )
209 if ( (minigame.minigame_flags & SNAKE_TURN_MOVE) || (minigame.minigame_flags & SNAKE_TURN_WAIT) )
212 //if ( snake_valid_tile(pos) )
213 //if ( snake_find_piece(minigame, pos) )
215 int dx = ((dxs) ? bound(-1, stof(dxs), 1) : 0);
216 int dy = ((dys) ? bound(-1, stof(dys), 1) : 0);
218 int myl = minigame_tile_letter(minigame.snake_head.netname);
219 int myn = minigame_tile_number(minigame.snake_head.netname);
221 entity head = snake_find_piece(minigame, minigame_tile_buildname(myl + dx, myn + dy));
222 if(head && head.cnt == 2)
225 if(minigame.minigame_flags & SNAKE_TURN_WAIT)
226 minigame.snake_nextmove = time;
227 minigame.minigame_flags = SNAKE_TURN_MOVE;
228 minigame.snake_dir_x = dx;
229 minigame.snake_dir_y = dy;
230 minigame.snake_dir_z = 0;
231 minigame.snake_head.snake_dir = minigame.snake_dir;
232 minigame_server_sendflags(minigame.snake_head,MINIG_SF_UPDATE);
233 minigame_server_sendflags(minigame,MINIG_SF_UPDATE);
241 // required function, handle server side events
242 int snake_server_event(entity minigame, string event, ...)
248 snake_setup_pieces(minigame);
249 minigame.snake_delay = autocvar_sv_minigames_snake_delay_initial;
250 minigame.minigame_flags = SNAKE_TURN_WAIT;
256 while( (e = findentity(e, owner, minigame)) )
257 if(e.classname == "minigame_board_piece")
259 if(e.netname) { strunzone(e.netname); }
262 minigame.snake_head = world;
267 int pl_num = minigame_count_players(minigame);
269 // Don't allow more than 1 player
270 // not sure if this should be a multiplayer game (might get crazy)
271 if(pl_num >= 1) { return false; }
278 if(minigame.minigame_flags & SNAKE_TURN_MOVE)
279 if(time >= minigame.snake_nextmove)
281 snake_move_head(minigame);
282 minigame.snake_nextmove = time + minigame.snake_delay;
291 snake_move(minigame, ...(0,entity), ((...(1,int)) >= 2 ? argv(1) : string_null), ((...(1,int)) == 3 ? argv(2) : string_null));
299 entity sent = ...(0,entity);
301 if ( sent.classname == "minigame_board_piece" && (sf & MINIG_SF_UPDATE) )
303 WriteByte(MSG_ENTITY,sent.cnt);
304 WriteCoord(MSG_ENTITY,sent.snake_dir_x);
305 WriteCoord(MSG_ENTITY,sent.snake_dir_y);
307 else if ( sent.classname == "minigame_player" && (sf & SNAKE_SF_PLAYERSCORE ) )
309 WriteLong(MSG_ENTITY,sent.snake_score);
321 vector snake_boardpos; // HUD board position
322 vector snake_boardsize;// HUD board size
324 // Required function, draw the game board
325 void snake_hud_board(vector pos, vector mySize)
327 minigame_hud_fitsqare(pos, mySize);
328 snake_boardpos = pos;
329 snake_boardsize = mySize;
331 minigame_hud_simpleboard(pos,mySize,minigame_texture("snake/board"));
333 vector tile_size = minigame_hud_denormalize_size('1 1 0' / SNAKE_TILE_SIZE,pos,mySize);
338 for(i = (SNAKE_NUM_CNT * SNAKE_LET_CNT); i >= 2; --i)
340 entity piece = snake_find_cnt(active_minigame, i);
349 FOREACH_MINIGAME_ENTITY(e)
351 if ( e.classname == "minigame_board_piece" )
353 tile_pos = minigame_tile_pos(e.netname,SNAKE_NUM_CNT,SNAKE_LET_CNT);
354 tile_pos = minigame_hud_denormalize(tile_pos,pos,mySize);
355 string thepiece = "snake/mouse";
357 thepiece = "snake/body";
358 if(tail && e.cnt == tail.cnt)
359 thepiece = "snake/tail";
362 int dx = minigame_tile_letter(e.netname) + e.snake_dir_x * 2;
363 int dy = minigame_tile_number(e.netname) + e.snake_dir_y * 2;
364 entity mouse = snake_find_piece(active_minigame, minigame_tile_buildname(dx, dy));
365 thepiece = "snake/head";
366 if(mouse && !mouse.cnt)
369 int myx = minigame_tile_letter(e.netname);
370 int myy = minigame_tile_number(e.netname);
378 int newx = minigame_tile_letter(e.netname) + e.snake_dir_x;
379 int newy = minigame_tile_number(e.netname) + e.snake_dir_y;
380 string newpos = minigame_tile_buildname(newx, newy);
382 vector my_pos = minigame_tile_pos(newpos,SNAKE_NUM_CNT,SNAKE_LET_CNT);
383 my_pos = minigame_hud_denormalize(my_pos,pos,mySize);
385 drawrotpic(my_pos, myang, minigame_texture("snake/tongue"),
386 tile_size, tile_size/2, '1 1 1',
387 panel_fg_alpha, DRAWFLAG_NORMAL );
391 if(e.cnt == 1 || e.cnt == tail.cnt)
393 vector thedir = e.snake_dir;
395 if(e.cnt == tail.cnt)
397 int thex = minigame_tile_letter(e.netname);
398 int they = minigame_tile_number(e.netname);
399 entity t = snake_find_cnt(active_minigame, e.cnt - 1);
400 int tx = minigame_tile_letter(t.netname);
401 int ty = minigame_tile_number(t.netname);
427 drawrotpic(tile_pos, theang, minigame_texture(thepiece),
428 tile_size, tile_size/2, '1 1 1',
429 panel_fg_alpha, DRAWFLAG_NORMAL );
433 minigame_drawpic_centered( tile_pos,
434 minigame_texture(thepiece),
435 tile_size, '1 1 1', panel_fg_alpha, DRAWFLAG_NORMAL );
440 if ( active_minigame.minigame_flags & SNAKE_TURN_LOSS )
443 FOREACH_MINIGAME_ENTITY(e)
444 if(e.classname == "minigame_player")
445 scores = e.snake_score;
447 vector winfs = hud_fontsize*2;
449 scores_text = strcat("Score: ", ftos(scores));
451 vector win_pos = pos+eY*(mySize_y-winfs_y)/2;
453 win_sz = minigame_drawcolorcodedstring_wrapped(mySize_x,win_pos,
454 sprintf("Game over! %s", scores_text),
455 winfs, 0, DRAWFLAG_NORMAL, 0.5);
457 drawfill(win_pos-eY*hud_fontsize_y,win_sz+2*eY*hud_fontsize_y,'0.3 0.3 1',0.8,DRAWFLAG_ADDITIVE);
459 minigame_drawcolorcodedstring_wrapped(mySize_x,win_pos,
460 sprintf("Game over! %s", scores_text),
461 winfs, panel_fg_alpha, DRAWFLAG_NORMAL, 0.5);
466 // Required function, draw the game status panel
467 void snake_hud_status(vector pos, vector mySize)
471 ts = minigame_drawstring_wrapped(mySize_x,pos,active_minigame.descriptor.message,
472 hud_fontsize * 2, '0.25 0.47 0.72', panel_fg_alpha, DRAWFLAG_NORMAL,0.5);
477 vector player_fontsize = hud_fontsize * 1.75;
478 ts_y = ( mySize_y - 2*player_fontsize_y ) / 2;
481 vector tile_size = '48 48 0';
484 drawfill(mypos,eX*mySize_x+eY*player_fontsize_y,'1 1 1',0.5,DRAWFLAG_ADDITIVE);
485 mypos_y += player_fontsize_y;
486 drawfill(mypos,eX*mySize_x+eY*tile_size_y,'1 1 1',0.25,DRAWFLAG_ADDITIVE);
489 FOREACH_MINIGAME_ENTITY(e)
491 if ( e.classname == "minigame_player" )
494 minigame_drawcolorcodedstring_trunc(mySize_x,mypos,
495 GetPlayerName(e.minigame_playerslot-1),
496 player_fontsize, panel_fg_alpha, DRAWFLAG_NORMAL);
498 mypos_y += player_fontsize_y;
500 // minigame_texture("snake/piece"),
501 // tile_size, '1 0 0', panel_fg_alpha, DRAWFLAG_NORMAL );
503 //mypos_x += tile_size_x;
505 drawstring(mypos,ftos(e.snake_score),tile_size,
506 '0.7 0.84 1', panel_fg_alpha, DRAWFLAG_NORMAL);
511 // Turn a set of flags into a help message
512 string snake_turn_to_string(int turnflags)
514 if ( turnflags & SNAKE_TURN_LOSS )
515 return _("Game over!");
517 if ( turnflags & SNAKE_TURN_WAIT )
518 return _("Press an arrow key to begin the game");
520 if ( turnflags & SNAKE_TURN_MOVE )
521 return _("Avoid the walls and the snake's body, collect the mice!");
526 // Make the correct move
527 void snake_set_direction(entity minigame, int dx, int dy)
529 //if ( minigame.minigame_flags == SNAKE_TURN_MOVE )
531 minigame_cmd("move ",ftos(dx), " ", ftos(dy));
535 // Required function, handle client events
536 int snake_client_event(entity minigame, string event, ...)
542 minigame.message = snake_turn_to_string(minigame.minigame_flags);
547 //if((minigame.minigame_flags & SNAKE_TURN_TEAM) == minigame_self.team)
549 switch ( ...(0,int) )
552 case K_KP_RIGHTARROW:
553 snake_set_direction(minigame, 1, 0);
557 snake_set_direction(minigame, -1, 0);
561 snake_set_direction(minigame, 0, 1);
565 snake_set_direction(minigame, 0, -1);
572 case "network_receive":
574 entity sent = ...(0,entity);
576 if ( sent.classname == "minigame" )
578 if ( sf & MINIG_SF_UPDATE )
580 sent.message = snake_turn_to_string(sent.minigame_flags);
581 //if ( sent.minigame_flags & minigame_self.team )
585 else if(sent.classname == "minigame_board_piece")
587 if(sf & MINIG_SF_UPDATE)
589 sent.cnt = ReadByte();
590 sent.snake_dir_x = ReadCoord();
591 sent.snake_dir_y = ReadCoord();
592 sent.snake_dir_z = 0;
594 minigame.snake_head = sent; // hax
597 else if ( sent.classname == "minigame_player" && (sf & SNAKE_SF_PLAYERSCORE ) )
599 sent.snake_score = ReadLong();