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 float autocvar_sv_minigames_snake_delay_initial = 0.7;
14 float autocvar_sv_minigames_snake_delay_multiplier = 50;
20 .float snake_nextmove;
23 // find same game piece given its tile name
24 entity snake_find_piece(entity minig, string tile)
27 while ( ( e = findentity(e,owner,minig) ) )
28 if ( e.classname == "minigame_board_piece" && e.netname == tile )
33 // find same game piece given its cnt
34 entity snake_find_cnt(entity minig, int tile)
37 while ( ( e = findentity(e,owner,minig) ) )
38 if ( e.classname == "minigame_board_piece" && e.cnt == tile )
43 // check if the tile name is valid (15x15 grid)
44 bool snake_valid_tile(string tile)
48 int number = minigame_tile_number(tile);
49 int letter = minigame_tile_letter(tile);
50 return 0 <= number && number < SNAKE_NUM_CNT && 0 <= letter && letter < SNAKE_LET_CNT;
53 void snake_new_mouse(entity minigame)
55 RandomSelection_Init();
57 for(i = 0; i < SNAKE_LET_CNT; ++i)
58 for(j = 0; j < SNAKE_NUM_CNT; ++j)
60 string pos = minigame_tile_buildname(i, j);
61 if(!snake_find_piece(minigame, pos))
62 RandomSelection_Add(world, 0, pos, 1, 1);
65 entity piece = msle_spawn(minigame,"minigame_board_piece");
67 piece.netname = strzone(RandomSelection_chosen_string);
68 minigame_server_sendflags(piece,MINIG_SF_ALL);
70 minigame_server_sendflags(minigame,MINIG_SF_UPDATE);
73 void snake_setup_pieces(entity minigame)
75 int targnum = bound(1, floor(random() * SNAKE_NUM_CNT), SNAKE_NUM_CNT - 1);
76 int targlet = bound(1, floor(random() * SNAKE_LET_CNT), SNAKE_LET_CNT - 1);
78 entity piece = msle_spawn(minigame,"minigame_board_piece");
79 piece.team = 1; // init default team?
80 piece.netname = strzone(minigame_tile_buildname(targlet,targnum));
82 minigame_server_sendflags(piece,MINIG_SF_ALL);
84 minigame.snake_head = piece;
86 snake_new_mouse(minigame);
88 minigame_server_sendflags(minigame,MINIG_SF_UPDATE);
91 void snake_add_score(entity minigame, int thescore)
96 if(minigame.minigame_players)
98 minigame.minigame_players.snake_score += thescore;
99 minigame.minigame_players.SendFlags |= SNAKE_SF_PLAYERSCORE;
104 void snake_move_body(entity minigame, bool ate_mouse)
107 string tailpos = string_null;
108 vector taildir = '0 0 0';
111 for(i = (SNAKE_NUM_CNT * SNAKE_LET_CNT); i >= 2; --i)
113 entity piece = snake_find_cnt(minigame, i);
114 entity nextpiece = snake_find_cnt(minigame, i - 1);
123 tailpos = piece.netname;
124 taildir = piece.snake_dir;
127 if(piece.netname) { strunzone(piece.netname); }
128 piece.netname = strzone(nextpiece.netname);
129 piece.snake_dir = nextpiece.snake_dir;
130 minigame_server_sendflags(piece, MINIG_SF_ALL);
136 tail = minigame.snake_head;
137 tailpos = minigame.snake_head.netname;
138 taildir = minigame.snake_head.snake_dir;
141 if(tail && ate_mouse)
143 int newcnt = tail.cnt + 1;
144 minigame.snake_delay = max(0.1, autocvar_sv_minigames_snake_delay_initial - (newcnt / autocvar_sv_minigames_snake_delay_multiplier));
145 snake_add_score(minigame, 1);
147 entity piece = msle_spawn(minigame,"minigame_board_piece");
150 piece.snake_dir = taildir;
151 piece.netname = strzone(tailpos);
152 minigame_server_sendflags(piece,MINIG_SF_ALL);
154 minigame_server_sendflags(minigame,MINIG_SF_UPDATE);
158 void snake_move_head(entity minigame)
160 entity head = minigame.snake_head;
162 int myx = minigame_tile_letter(head.netname);
163 int myy = minigame_tile_number(head.netname);
165 myx += minigame.snake_dir_x;
166 myy += minigame.snake_dir_y;
168 string newpos = minigame_tile_buildname(myx, myy);
170 if(!snake_valid_tile(newpos) || (snake_find_piece(minigame, newpos)).cnt)
172 minigame.minigame_flags = SNAKE_TURN_LOSS;
173 minigame_server_sendflags(minigame,MINIG_SF_UPDATE);
177 bool ate_mouse = false;
178 entity piece = snake_find_piece(minigame, newpos);
179 if(piece && !piece.cnt)
182 // move the body first, then set the new head position?
183 snake_move_body(minigame, ate_mouse);
187 if(piece.netname) { strunzone(piece.netname); }
190 snake_new_mouse(minigame);
193 if(head.netname) { strunzone(head.netname); }
194 head.netname = strzone(newpos);
195 minigame_server_sendflags(head,MINIG_SF_ALL);
199 void snake_move(entity minigame, entity player, string dxs, string dys )
201 if ( (minigame.minigame_flags & SNAKE_TURN_MOVE) || (minigame.minigame_flags & SNAKE_TURN_WAIT) )
204 //if ( snake_valid_tile(pos) )
205 //if ( snake_find_piece(minigame, pos) )
207 int dx = ((dxs) ? stof(dxs) : 0);
208 int dy = ((dys) ? stof(dys) : 0);
210 int myl = minigame_tile_letter(minigame.snake_head.netname);
211 int myn = minigame_tile_number(minigame.snake_head.netname);
213 entity head = snake_find_piece(minigame, minigame_tile_buildname(myl + dx, myn + dy));
214 if(head && head.cnt == 2)
217 if(minigame.minigame_flags & SNAKE_TURN_WAIT)
218 minigame.snake_nextmove = time;
219 minigame.minigame_flags = SNAKE_TURN_MOVE;
220 minigame.snake_dir_x = dx;
221 minigame.snake_dir_y = dy;
222 minigame.snake_dir_z = 0;
223 minigame.snake_head.snake_dir = minigame.snake_dir;
224 minigame_server_sendflags(minigame.snake_head,MINIG_SF_UPDATE);
225 minigame_server_sendflags(minigame,MINIG_SF_UPDATE);
233 // required function, handle server side events
234 int snake_server_event(entity minigame, string event, ...)
240 snake_setup_pieces(minigame);
241 minigame.snake_delay = autocvar_sv_minigames_snake_delay_initial;
242 minigame.minigame_flags = SNAKE_TURN_WAIT;
248 while( (e = findentity(e, owner, minigame)) )
249 if(e.classname == "minigame_board_piece")
251 if(e.netname) { strunzone(e.netname); }
254 minigame.snake_head = world;
259 int pl_num = minigame_count_players(minigame);
261 // Don't allow more than 1 player
262 // not sure if this should be a multiplayer game (might get crazy)
263 if(pl_num >= 1) { return false; }
270 if(minigame.minigame_flags & SNAKE_TURN_MOVE)
271 if(time >= minigame.snake_nextmove)
273 snake_move_head(minigame);
274 minigame.snake_nextmove = time + minigame.snake_delay;
283 snake_move(minigame, ...(0,entity), ((...(1,int)) >= 2 ? argv(1) : string_null), ((...(1,int)) == 3 ? argv(2) : string_null));
291 entity sent = ...(0,entity);
293 if ( sent.classname == "minigame_board_piece" && (sf & MINIG_SF_UPDATE) )
295 WriteByte(MSG_ENTITY,sent.cnt);
296 WriteCoord(MSG_ENTITY,sent.snake_dir_x);
297 WriteCoord(MSG_ENTITY,sent.snake_dir_y);
299 else if ( sent.classname == "minigame_player" && (sf & SNAKE_SF_PLAYERSCORE ) )
301 WriteLong(MSG_ENTITY,sent.snake_score);
313 vector snake_boardpos; // HUD board position
314 vector snake_boardsize;// HUD board size
316 // Required function, draw the game board
317 void snake_hud_board(vector pos, vector mySize)
319 minigame_hud_fitsqare(pos, mySize);
320 snake_boardpos = pos;
321 snake_boardsize = mySize;
323 minigame_hud_simpleboard(pos,mySize,minigame_texture("snake/board"));
325 vector tile_size = minigame_hud_denormalize_size('1 1 0' / SNAKE_TILE_SIZE,pos,mySize);
330 for(i = (SNAKE_NUM_CNT * SNAKE_LET_CNT); i >= 2; --i)
332 entity piece = snake_find_cnt(active_minigame, i);
341 FOREACH_MINIGAME_ENTITY(e)
343 if ( e.classname == "minigame_board_piece" )
345 tile_pos = minigame_tile_pos(e.netname,SNAKE_NUM_CNT,SNAKE_LET_CNT);
346 tile_pos = minigame_hud_denormalize(tile_pos,pos,mySize);
347 string thepiece = "snake/mouse";
349 thepiece = "snake/body";
350 if(tail && e.cnt == tail.cnt)
351 thepiece = "snake/tail";
354 int dx = minigame_tile_letter(e.netname) + e.snake_dir_x;
355 int dy = minigame_tile_number(e.netname) + e.snake_dir_y;
356 entity mouse = snake_find_piece(active_minigame, minigame_tile_buildname(dx, dy));
357 thepiece = "snake/head";
358 if(mouse && !mouse.cnt)
359 thepiece = "snake/feed";
362 minigame_drawpic_centered( tile_pos,
363 minigame_texture(thepiece),
364 tile_size, '1 1 1', panel_fg_alpha, DRAWFLAG_NORMAL );
368 if ( active_minigame.minigame_flags & SNAKE_TURN_LOSS )
371 FOREACH_MINIGAME_ENTITY(e)
372 if(e.classname == "minigame_player")
373 scores = e.snake_score;
375 vector winfs = hud_fontsize*2;
377 scores_text = strcat("Score: ", ftos(scores));
379 vector win_pos = pos+eY*(mySize_y-winfs_y)/2;
381 win_sz = minigame_drawcolorcodedstring_wrapped(mySize_x,win_pos,
382 sprintf("Game over! %s", scores_text),
383 winfs, 0, DRAWFLAG_NORMAL, 0.5);
385 drawfill(win_pos-eY*hud_fontsize_y,win_sz+2*eY*hud_fontsize_y,'0.3 0.3 1',0.8,DRAWFLAG_ADDITIVE);
387 minigame_drawcolorcodedstring_wrapped(mySize_x,win_pos,
388 sprintf("Game over! %s", scores_text),
389 winfs, panel_fg_alpha, DRAWFLAG_NORMAL, 0.5);
394 // Required function, draw the game status panel
395 void snake_hud_status(vector pos, vector mySize)
399 ts = minigame_drawstring_wrapped(mySize_x,pos,active_minigame.descriptor.message,
400 hud_fontsize * 2, '0.25 0.47 0.72', panel_fg_alpha, DRAWFLAG_NORMAL,0.5);
405 vector player_fontsize = hud_fontsize * 1.75;
406 ts_y = ( mySize_y - 2*player_fontsize_y ) / 2;
409 vector tile_size = '48 48 0';
412 drawfill(mypos,eX*mySize_x+eY*player_fontsize_y,'1 1 1',0.5,DRAWFLAG_ADDITIVE);
413 mypos_y += player_fontsize_y;
414 drawfill(mypos,eX*mySize_x+eY*tile_size_y,'1 1 1',0.25,DRAWFLAG_ADDITIVE);
417 FOREACH_MINIGAME_ENTITY(e)
419 if ( e.classname == "minigame_player" )
422 minigame_drawcolorcodedstring_trunc(mySize_x,mypos,
423 GetPlayerName(e.minigame_playerslot-1),
424 player_fontsize, panel_fg_alpha, DRAWFLAG_NORMAL);
426 mypos_y += player_fontsize_y;
428 // minigame_texture("snake/piece"),
429 // tile_size, '1 0 0', panel_fg_alpha, DRAWFLAG_NORMAL );
431 //mypos_x += tile_size_x;
433 drawstring(mypos,ftos(e.snake_score),tile_size,
434 '0.7 0.84 1', panel_fg_alpha, DRAWFLAG_NORMAL);
439 // Turn a set of flags into a help message
440 string snake_turn_to_string(int turnflags)
442 if ( turnflags & SNAKE_TURN_LOSS )
443 return _("Game over!");
445 if ( turnflags & SNAKE_TURN_WAIT )
446 return _("Press an arrow key to begin the game");
448 if ( turnflags & SNAKE_TURN_MOVE )
449 return _("Avoid the walls and the snake's body, collect the mice!");
454 // Make the correct move
455 void snake_set_direction(entity minigame, int dx, int dy)
457 //if ( minigame.minigame_flags == SNAKE_TURN_MOVE )
459 minigame_cmd("move ",ftos(dx), " ", ftos(dy));
463 // Required function, handle client events
464 int snake_client_event(entity minigame, string event, ...)
470 minigame.message = snake_turn_to_string(minigame.minigame_flags);
475 //if((minigame.minigame_flags & SNAKE_TURN_TEAM) == minigame_self.team)
477 switch ( ...(0,int) )
480 case K_KP_RIGHTARROW:
481 snake_set_direction(minigame, 1, 0);
485 snake_set_direction(minigame, -1, 0);
489 snake_set_direction(minigame, 0, 1);
493 snake_set_direction(minigame, 0, -1);
500 case "network_receive":
502 entity sent = ...(0,entity);
504 if ( sent.classname == "minigame" )
506 if ( sf & MINIG_SF_UPDATE )
508 sent.message = snake_turn_to_string(sent.minigame_flags);
509 //if ( sent.minigame_flags & minigame_self.team )
513 else if(sent.classname == "minigame_board_piece")
515 if(sf & MINIG_SF_UPDATE)
517 sent.cnt = ReadByte();
518 sent.snake_dir_x = ReadCoord();
519 sent.snake_dir_y = ReadCoord();
520 sent.snake_dir_z = 0;
522 minigame.snake_head = sent; // hax
525 else if ( sent.classname == "minigame_player" && (sf & SNAKE_SF_PLAYERSCORE ) )
527 sent.snake_score = ReadLong();