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 const int SNAKE_DELAY_INITIAL = 0.7;
19 .float snake_nextmove;
22 // find same game piece given its tile name
23 entity snake_find_piece(entity minig, string tile)
26 while ( ( e = findentity(e,owner,minig) ) )
27 if ( e.classname == "minigame_board_piece" && e.netname == tile )
32 // find same game piece given its cnt
33 entity snake_find_cnt(entity minig, int tile)
36 while ( ( e = findentity(e,owner,minig) ) )
37 if ( e.classname == "minigame_board_piece" && e.cnt == tile )
42 // check if the tile name is valid (15x15 grid)
43 bool snake_valid_tile(string tile)
47 int number = minigame_tile_number(tile);
48 int letter = minigame_tile_letter(tile);
49 return 0 <= number && number < SNAKE_NUM_CNT && 0 <= letter && letter < SNAKE_LET_CNT;
52 void snake_new_mouse(entity minigame)
54 RandomSelection_Init();
56 for(i = 0; i < SNAKE_LET_CNT; ++i)
57 for(t = 0; t < SNAKE_NUM_CNT; ++t)
59 string pos = minigame_tile_buildname(i, t);
60 if(!snake_find_piece(minigame, pos))
61 RandomSelection_Add(world, 0, pos, 1, 1);
64 entity piece = msle_spawn(minigame,"minigame_board_piece");
66 piece.netname = strzone(RandomSelection_chosen_string);
67 minigame_server_sendflags(piece,MINIG_SF_ALL);
69 minigame_server_sendflags(minigame,MINIG_SF_UPDATE);
72 void snake_setup_pieces(entity minigame)
74 int targnum = bound(1, floor(random() * SNAKE_NUM_CNT), SNAKE_NUM_CNT - 1);
75 int targlet = bound(1, floor(random() * SNAKE_LET_CNT), SNAKE_LET_CNT - 1);
77 entity piece = msle_spawn(minigame,"minigame_board_piece");
78 piece.team = 1; // init default team?
79 piece.netname = strzone(minigame_tile_buildname(targlet,targnum));
81 minigame_server_sendflags(piece,MINIG_SF_ALL);
83 minigame.snake_head = piece;
85 snake_new_mouse(minigame);
87 minigame_server_sendflags(minigame,MINIG_SF_UPDATE);
90 void snake_add_score(entity minigame, int thescore)
95 if(minigame.minigame_players)
97 minigame.minigame_players.snake_score += thescore;
98 minigame.minigame_players.SendFlags |= SNAKE_SF_PLAYERSCORE;
103 void snake_move_body(entity minigame, bool ate_mouse)
106 string tailpos = string_null;
107 vector taildir = '0 0 0';
110 for(int i = (SNAKE_NUM_CNT * SNAKE_LET_CNT); i >= 2; --i)
112 entity piece = snake_find_cnt(minigame, i);
113 entity nextpiece = snake_find_cnt(minigame, i - 1);
122 tailpos = piece.netname;
123 taildir = piece.snake_dir;
126 if(piece.netname) { strunzone(piece.netname); }
127 piece.netname = strzone(nextpiece.netname);
128 piece.snake_dir = nextpiece.snake_dir;
129 minigame_server_sendflags(piece, MINIG_SF_ALL);
135 tail = minigame.snake_head;
136 tailpos = minigame.snake_head.netname;
137 taildir = minigame.snake_head.snake_dir;
140 if(tail && ate_mouse)
142 int newcnt = tail.cnt + 1;
143 minigame.snake_delay = max(0.1, SNAKE_DELAY_INITIAL - (newcnt / 100));
144 snake_add_score(minigame, 1);
146 entity piece = msle_spawn(minigame,"minigame_board_piece");
149 piece.snake_dir = taildir;
150 piece.netname = strzone(tailpos);
151 minigame_server_sendflags(piece,MINIG_SF_ALL);
153 minigame_server_sendflags(minigame,MINIG_SF_UPDATE);
157 void snake_move_head(entity minigame)
159 entity head = minigame.snake_head;
161 int myx = minigame_tile_letter(head.netname);
162 int myy = minigame_tile_number(head.netname);
164 myx += minigame.snake_dir_x;
165 myy += minigame.snake_dir_y;
167 string newpos = minigame_tile_buildname(myx, myy);
169 if(!snake_valid_tile(newpos) || (snake_find_piece(minigame, newpos)).cnt)
171 minigame.minigame_flags = SNAKE_TURN_LOSS;
172 minigame_server_sendflags(minigame,MINIG_SF_UPDATE);
176 bool ate_mouse = false;
177 entity piece = snake_find_piece(minigame, newpos);
178 if(piece && !piece.cnt)
181 // move the body first, then set the new head position?
182 snake_move_body(minigame, ate_mouse);
186 if(piece.netname) { strunzone(piece.netname); }
189 snake_new_mouse(minigame);
192 if(head.netname) { strunzone(head.netname); }
193 head.netname = strzone(newpos);
194 minigame_server_sendflags(head,MINIG_SF_ALL);
198 void snake_move(entity minigame, entity player, string dxs, string dys )
200 if ( (minigame.minigame_flags & SNAKE_TURN_MOVE) || (minigame.minigame_flags & SNAKE_TURN_WAIT) )
203 //if ( snake_valid_tile(pos) )
204 //if ( snake_find_piece(minigame, pos) )
206 int dx = ((dxs) ? stof(dxs) : 0);
207 int dy = ((dys) ? stof(dys) : 0);
209 int myl = minigame_tile_letter(minigame.snake_head.netname);
210 int myn = minigame_tile_number(minigame.snake_head.netname);
212 entity head = snake_find_piece(minigame, minigame_tile_buildname(myl + dx, myn + dy));
213 if(head && head.cnt == 2)
216 if(minigame.minigame_flags & SNAKE_TURN_WAIT)
217 minigame.snake_nextmove = time;
218 minigame.minigame_flags = SNAKE_TURN_MOVE;
219 minigame.snake_dir_x = dx;
220 minigame.snake_dir_y = dy;
221 minigame.snake_dir_z = 0;
222 minigame.snake_head.snake_dir = minigame.snake_dir;
223 minigame_server_sendflags(minigame.snake_head,MINIG_SF_UPDATE);
224 minigame_server_sendflags(minigame,MINIG_SF_UPDATE);
232 // required function, handle server side events
233 int snake_server_event(entity minigame, string event, ...)
239 snake_setup_pieces(minigame);
240 minigame.snake_delay = SNAKE_DELAY_INITIAL;
241 minigame.minigame_flags = SNAKE_TURN_WAIT;
247 while( (e = findentity(e, owner, minigame)) )
248 if(e.classname == "minigame_board_piece")
250 if(e.netname) { strunzone(e.netname); }
253 minigame.snake_head = world;
258 int pl_num = minigame_count_players(minigame);
260 // Don't allow more than 1 player
261 // not sure if this should be a multiplayer game (might get crazy)
262 if(pl_num >= 1) { return false; }
269 if(minigame.minigame_flags & SNAKE_TURN_MOVE)
270 if(time >= minigame.snake_nextmove)
272 snake_move_head(minigame);
273 minigame.snake_nextmove = time + minigame.snake_delay;
282 snake_move(minigame, ...(0,entity), ((...(1,int)) >= 2 ? argv(1) : string_null), ((...(1,int)) == 3 ? argv(2) : string_null));
290 entity sent = ...(0,entity);
292 if ( sent.classname == "minigame_board_piece" && (sf & MINIG_SF_UPDATE) )
294 WriteByte(MSG_ENTITY,sent.cnt);
295 WriteCoord(MSG_ENTITY,sent.snake_dir_x);
296 WriteCoord(MSG_ENTITY,sent.snake_dir_y);
298 else if ( sent.classname == "minigame_player" && (sf & SNAKE_SF_PLAYERSCORE ) )
300 WriteLong(MSG_ENTITY,sent.snake_score);
312 vector snake_boardpos; // HUD board position
313 vector snake_boardsize;// HUD board size
315 // Required function, draw the game board
316 void snake_hud_board(vector pos, vector mySize)
318 minigame_hud_fitsqare(pos, mySize);
319 snake_boardpos = pos;
320 snake_boardsize = mySize;
322 minigame_hud_simpleboard(pos,mySize,minigame_texture("snake/board"));
324 vector tile_size = minigame_hud_denormalize_size('1 1 0' / SNAKE_TILE_SIZE,pos,mySize);
329 for(i = (SNAKE_NUM_CNT * SNAKE_LET_CNT); i >= 2; --i)
331 entity piece = snake_find_cnt(active_minigame, i);
340 FOREACH_MINIGAME_ENTITY(e)
342 if ( e.classname == "minigame_board_piece" )
344 tile_pos = minigame_tile_pos(e.netname,SNAKE_NUM_CNT,SNAKE_LET_CNT);
345 tile_pos = minigame_hud_denormalize(tile_pos,pos,mySize);
346 string thepiece = "snake/mouse";
348 thepiece = "snake/body";
349 if(tail && e.cnt == tail.cnt)
350 thepiece = "snake/tail";
353 int dx = minigame_tile_letter(e.netname) + e.snake_dir_x;
354 int dy = minigame_tile_number(e.netname) + e.snake_dir_y;
355 entity mouse = snake_find_piece(active_minigame, minigame_tile_buildname(dx, dy));
356 thepiece = "snake/head";
357 if(mouse && !mouse.cnt)
358 thepiece = "snake/feed";
361 minigame_drawpic_centered( tile_pos,
362 minigame_texture(thepiece),
363 tile_size, '1 1 1', panel_fg_alpha, DRAWFLAG_NORMAL );
367 if ( active_minigame.minigame_flags & SNAKE_TURN_LOSS )
370 FOREACH_MINIGAME_ENTITY(e)
371 if(e.classname == "minigame_player")
372 scores = e.snake_score;
374 vector winfs = hud_fontsize*2;
376 scores_text = strcat("Score: ", ftos(scores));
378 vector win_pos = pos+eY*(mySize_y-winfs_y)/2;
380 win_sz = minigame_drawcolorcodedstring_wrapped(mySize_x,win_pos,
381 sprintf("Game over! %s", scores_text),
382 winfs, 0, DRAWFLAG_NORMAL, 0.5);
384 drawfill(win_pos-eY*hud_fontsize_y,win_sz+2*eY*hud_fontsize_y,'0.3 0.3 1',0.8,DRAWFLAG_ADDITIVE);
386 minigame_drawcolorcodedstring_wrapped(mySize_x,win_pos,
387 sprintf("Game over! %s", scores_text),
388 winfs, panel_fg_alpha, DRAWFLAG_NORMAL, 0.5);
393 // Required function, draw the game status panel
394 void snake_hud_status(vector pos, vector mySize)
398 ts = minigame_drawstring_wrapped(mySize_x,pos,active_minigame.descriptor.message,
399 hud_fontsize * 2, '0.25 0.47 0.72', panel_fg_alpha, DRAWFLAG_NORMAL,0.5);
404 vector player_fontsize = hud_fontsize * 1.75;
405 ts_y = ( mySize_y - 2*player_fontsize_y ) / 2;
408 vector tile_size = '48 48 0';
411 drawfill(mypos,eX*mySize_x+eY*player_fontsize_y,'1 1 1',0.5,DRAWFLAG_ADDITIVE);
412 mypos_y += player_fontsize_y;
413 drawfill(mypos,eX*mySize_x+eY*tile_size_y,'1 1 1',0.25,DRAWFLAG_ADDITIVE);
416 FOREACH_MINIGAME_ENTITY(e)
418 if ( e.classname == "minigame_player" )
421 minigame_drawcolorcodedstring_trunc(mySize_x,mypos,
422 GetPlayerName(e.minigame_playerslot-1),
423 player_fontsize, panel_fg_alpha, DRAWFLAG_NORMAL);
425 mypos_y += player_fontsize_y;
427 // minigame_texture("snake/piece"),
428 // tile_size, '1 0 0', panel_fg_alpha, DRAWFLAG_NORMAL );
430 //mypos_x += tile_size_x;
432 drawstring(mypos,ftos(e.snake_score),tile_size,
433 '0.7 0.84 1', panel_fg_alpha, DRAWFLAG_NORMAL);
438 // Turn a set of flags into a help message
439 string snake_turn_to_string(int turnflags)
441 if ( turnflags & SNAKE_TURN_LOSS )
442 return _("Game over!");
444 if ( turnflags & SNAKE_TURN_WAIT )
445 return _("Press an arrow key to begin the game");
447 if ( turnflags & SNAKE_TURN_MOVE )
448 return _("Avoid the walls and the snake's body, collect the mice!");
453 // Make the correct move
454 void snake_set_direction(entity minigame, int dx, int dy)
456 //if ( minigame.minigame_flags == SNAKE_TURN_MOVE )
458 minigame_cmd("move ",ftos(dx), " ", ftos(dy));
462 // Required function, handle client events
463 int snake_client_event(entity minigame, string event, ...)
469 minigame.message = snake_turn_to_string(minigame.minigame_flags);
474 //if((minigame.minigame_flags & SNAKE_TURN_TEAM) == minigame_self.team)
476 switch ( ...(0,int) )
479 case K_KP_RIGHTARROW:
480 snake_set_direction(minigame, 1, 0);
484 snake_set_direction(minigame, -1, 0);
488 snake_set_direction(minigame, 0, 1);
492 snake_set_direction(minigame, 0, -1);
499 case "network_receive":
501 entity sent = ...(0,entity);
503 if ( sent.classname == "minigame" )
505 if ( sf & MINIG_SF_UPDATE )
507 sent.message = snake_turn_to_string(sent.minigame_flags);
508 //if ( sent.minigame_flags & minigame_self.team )
512 else if(sent.classname == "minigame_board_piece")
514 if(sf & MINIG_SF_UPDATE)
516 sent.cnt = ReadByte();
517 sent.snake_dir_x = ReadCoord();
518 sent.snake_dir_y = ReadCoord();
519 sent.snake_dir_z = 0;
521 minigame.snake_head = sent; // hax
524 else if ( sent.classname == "minigame_player" && (sf & SNAKE_SF_PLAYERSCORE ) )
526 sent.snake_score = ReadLong();