troncode.py

   1 #!/usr/bin/python -u
   2
   3 # troncode - write programs to play the classic lines game
   4 #
   5 # Copyright (C) 2008 Andy Balaam
   6 #
   7 # This program is free software; you can redistribute it and/or
   8 # modify it under the terms of the GNU General Public License
   9 # as published by the Free Software Foundation; either version 2
  10 # of the License, or (at your option) any later version.
  11 #
  12 # This program is distributed in the hope that it will be useful,
  13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 # GNU General Public License for more details.
  16 #
  17 # You should have received a copy of the GNU General Public License
  18 # along with this program; if not, write to the Free Software
  19 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
  20 # USA.
  21 #
  22
  23 import gc
  24 import math
  25 import os
  26 import pygame
  27 from pygame.locals import *
  28 import random
  29 import re
  30 import sys
  31 import time
  32
  33 from AbstractGameBoard import AbstractGameBoard
  34 from mopelib import mopelib
  35 from troncode_values import *
  36
  37 # ----------------------
  38 class TronCodeConfig( mopelib.Config ):
  39
  40         def default_config( self ):
  41                 self.num_players = 2
  42                 self.tick_time = 20
  43
  44                 self.screen_size = ( 610, 635 )
  45                 self.colour_background = ( 0, 0, 0 )
  46
  47                 self.volume = 50
  48
  49                 self.music_on = 1
  50                 self.sound_effects_on = 1
  51
  52                 self.keys_menu = mopelib.MyInputEvent( "Escape" )
  53                 self.keys_menu.add( pygame.KEYDOWN, pygame.K_ESCAPE )
  54                 self.keys_menu.add( pygame.JOYBUTTONDOWN, 8 )   # GP2X Start
  55                 self.keys_menu.add( pygame.JOYBUTTONDOWN, 9 )   # GP2X Select
  56
  57                 self.keys_return = mopelib.MyInputEvent( "Return" )
  58                 self.keys_return.add( pygame.KEYDOWN, pygame.K_RETURN )
  59                 self.keys_return.add( pygame.JOYBUTTONDOWN, 13 )        # GP2X B button
  60
  61                 self.keys_startgame = mopelib.MyInputEvent( "any key" )
  62                 self.keys_startgame.add_all( pygame.KEYDOWN )
  63                 self.keys_startgame.add_all( pygame.JOYBUTTONDOWN )
  64                 self.keys_startgame.add_all( pygame.MOUSEBUTTONDOWN )
  65
  66                 self.keys_up = mopelib.MyInputEvent( "up" )
  67                 self.keys_up.add( pygame.KEYDOWN, ord( 'q' ) )
  68                 self.keys_up.add( pygame.KEYDOWN, pygame.K_UP )
  69                 self.keys_up.add( pygame.JOYBUTTONDOWN, 0 )             # GP2X Joy up
  70                 self.keys_up.add( pygame.JOYBUTTONDOWN, 15 )    # GP2X Y button
  71
  72                 self.keys_right = mopelib.MyInputEvent( "right" )
  73                 self.keys_right.add( pygame.KEYDOWN, ord( 'p' ) )
  74                 self.keys_right.add( pygame.KEYDOWN, pygame.K_RIGHT )
  75                 self.keys_right.add( pygame.JOYBUTTONDOWN, 6 )  # GP2X Joy right
  76                 self.keys_right.add( pygame.JOYBUTTONDOWN, 13 ) # GP2X B button
  77
  78                 self.keys_down = mopelib.MyInputEvent( "down" )
  79                 self.keys_down.add( pygame.KEYDOWN, ord( 'a' ) )
  80                 self.keys_down.add( pygame.KEYDOWN, pygame.K_DOWN )
  81                 self.keys_down.add( pygame.JOYBUTTONDOWN, 4 )   # GP2X Joy down
  82                 self.keys_down.add( pygame.JOYBUTTONDOWN, 14 )  # GP2X X button
  83
  84                 self.keys_left = mopelib.MyInputEvent( "left" )
  85                 self.keys_left.add( pygame.KEYDOWN, ord( 'o' ) )
  86                 self.keys_left.add( pygame.KEYDOWN, pygame.K_LEFT )
  87                 self.keys_left.add( pygame.JOYBUTTONDOWN, 2 )   # GP2X Joy left
  88                 self.keys_left.add( pygame.JOYBUTTONDOWN, 12 )  # GP2X A button
  89
  90                 self.keys_volup = mopelib.MyInputEvent( "+" )
  91                 self.keys_volup.add( pygame.KEYDOWN, ord( '+' ) )
  92                 self.keys_volup.add( pygame.KEYDOWN, ord( '=' ) )
  93                 self.keys_volup.add( pygame.JOYBUTTONDOWN, 16 ) # GP2X volume + button
  94
  95                 self.keys_slow = mopelib.MyInputEvent( "s" )
  96                 self.keys_slow.add( pygame.KEYDOWN, ord( 's' ) )
  97
  98                 self.keys_fast = mopelib.MyInputEvent( "f" )
  99                 self.keys_fast.add( pygame.KEYDOWN, ord( 'f' ) )
 100
 101                 self.keys_skip_to_end = mopelib.MyInputEvent( "k" )
 102                 self.keys_skip_to_end.add( pygame.KEYDOWN, ord( 'k' ) )
 103
 104                 self.keys_voldown = mopelib.MyInputEvent( "-" )
 105                 self.keys_voldown.add( pygame.KEYDOWN, ord( '-' ) )
 106                 self.keys_voldown.add( pygame.JOYBUTTONDOWN, 17 ) # GP2X volume - button
 107
 108                 self.keys_p1_up = mopelib.MyInputEvent( "p1_up" )
 109                 self.keys_p1_up.add( pygame.KEYDOWN, pygame.K_UP )
 110                 self.keys_p1_up.add( pygame.JOYBUTTONDOWN, 0 )          # GP2X Joy up
 111
 112                 self.keys_p1_right = mopelib.MyInputEvent( "p1_right" )
 113                 self.keys_p1_right.add( pygame.KEYDOWN, pygame.K_RIGHT )
 114                 self.keys_p1_right.add( pygame.JOYBUTTONDOWN, 6 )               # GP2X Joy right
 115
 116                 self.keys_p1_down = mopelib.MyInputEvent( "p1_down" )
 117                 self.keys_p1_down.add( pygame.KEYDOWN, pygame.K_DOWN )
 118                 self.keys_p1_down.add( pygame.JOYBUTTONDOWN, 4 )                # GP2X Joy down
 119
 120                 self.keys_p1_left = mopelib.MyInputEvent( "p1_left" )
 121                 self.keys_p1_left.add( pygame.KEYDOWN, pygame.K_LEFT )
 122                 self.keys_p1_left.add( pygame.JOYBUTTONDOWN, 4 )                # GP2X Joy left
 123
 124                 self.keys_p2_up = mopelib.MyInputEvent( "p2_up" )
 125                 self.keys_p2_up.add( pygame.KEYDOWN, ord( '2' ) )
 126                 self.keys_p2_up.add( pygame.JOYBUTTONDOWN, 15 ) # GP2X Y button
 127
 128                 self.keys_p2_right = mopelib.MyInputEvent( "p2_right" )
 129                 self.keys_p2_right.add( pygame.KEYDOWN, ord( 'e' ) )
 130                 self.keys_p2_right.add( pygame.JOYBUTTONDOWN, 13 )      # GP2X B button
 131
 132                 self.keys_p2_down = mopelib.MyInputEvent( "p2_down" )
 133                 self.keys_p2_down.add( pygame.KEYDOWN, ord( 'w' ) )
 134                 self.keys_p2_down.add( pygame.JOYBUTTONDOWN, 14 )       # GP2X X button
 135
 136                 self.keys_p2_left = mopelib.MyInputEvent( "p2_left" )
 137                 self.keys_p2_left.add( pygame.KEYDOWN, ord( 'q' ) )
 138                 self.keys_p2_left.add( pygame.JOYBUTTONDOWN, 12 )       # GP2X A button
 139
 140                 self.keys_p3_up = mopelib.MyInputEvent( "p3_up" )
 141                 self.keys_p3_up.add( pygame.KEYDOWN, ord( 'i' ) )
 142
 143                 self.keys_p3_right = mopelib.MyInputEvent( "p3_right" )
 144                 self.keys_p3_right.add( pygame.KEYDOWN, ord( 'l' ) )
 145
 146                 self.keys_p3_down = mopelib.MyInputEvent( "p3_down" )
 147                 self.keys_p3_down.add( pygame.KEYDOWN, ord( 'k' ) )
 148
 149                 self.keys_p3_left = mopelib.MyInputEvent( "p3_left" )
 150                 self.keys_p3_left.add( pygame.KEYDOWN, ord( 'j' ) )
 151
 152                 self.keys_p4_up = mopelib.MyInputEvent( "p4_up" )
 153                 self.keys_p4_up.add( pygame.KEYDOWN, pygame.K_KP8 )
 154
 155                 self.keys_p4_right = mopelib.MyInputEvent( "p4_right" )
 156                 self.keys_p4_right.add( pygame.KEYDOWN, pygame.K_KP6 )
 157
 158                 self.keys_p4_down = mopelib.MyInputEvent( "p4_down" )
 159                 self.keys_p4_down.add( pygame.KEYDOWN, pygame.K_KP5 )
 160                 self.keys_p4_down.add( pygame.KEYDOWN, pygame.K_KP2 )
 161
 162                 self.keys_p4_left = mopelib.MyInputEvent( "p4_left" )
 163                 self.keys_p4_left.add( pygame.KEYDOWN, pygame.K_KP4 )
 164
 165
 166 # ----------------------
 167
 168 class TronCodeSoundManager( mopelib.SoundManager ):
 169
 170         def __init__( self, volume ):
 171                 mopelib.SoundManager.__init__( self, config )
 172
 173                 #self.add_sample_group( "waddles", ["waddle1"] )
 174
 175 # ----------------------
 176
 177 def intro_draw_keys():
 178         keys_colour = (0, 0, 0)
 179         write_text( "Keys", keys_colour, 0.2, 0.05 )
 180         write_text( "Slow down: %s" % config.keys_slow.name, keys_colour, 0.1, 0.25 )
 181         write_text( "Speed up: %s" % config.keys_fast.name, keys_colour, 0.1, 0.35 )
 182         write_text( "Skip round: %s" % config.keys_skip_to_end.name, keys_colour, 0.1, 0.45 )
 183
 184 # ----------------------
 185
 186 def intro_draw_instructions():
 187         write_text( "Press %s for menu, or %s to start" % (
 188                 config.keys_menu.name, config.keys_startgame.name ),
 189                 (0, 0, 0), 0.05, 0.99 )
 190
 191 # ----------------------
 192
 193 def general_menu_create_menu( menu, config, gamestate ):
 194         menu.items = []
 195         if gamestate == None:   # We are on a title screen - Start Game option
 196                 menu.add_item( "Start game", MENU_START )
 197                 menu.add_item( "Number of players: %d" % (config.num_players),
 198                         MENU_NUM_PLAYERS )
 199                 for player_num in range( config.num_players ):
 200                         cls_name = "--unknown--"
 201                         if player_num < len( config.player_classes ):
 202                                 cls_name = config.player_classes[player_num].GetName()
 203                         menu.add_item( "P%d: %s" % ( player_num, cls_name ),
 204                                 MENU_CHANGE_PLAYER + player_num )
 205         else:
 206                 menu.add_item( "Continue", MENU_START )
 207                 menu.add_item( "End game", MENU_END )
 208
 209         tmp_str = "Music: "
 210         if config.music_on:
 211                 tmp_str += "on"
 212         else:
 213                 tmp_str += "off"
 214         menu.add_item( tmp_str, MENU_MUSIC )
 215
 216         tmp_str = "Effects: "
 217         if config.sound_effects_on:
 218                 tmp_str += "on"
 219         else:
 220                 tmp_str += "off"
 221         menu.add_item( tmp_str, MENU_SOUND_EFFECTS )
 222
 223         menu.add_item( "Quit troncode", MENU_QUIT )
 224
 225         return menu
 226
 227 def general_menu_screen( config, gamestate ):
 228
 229         if gamestate == None:
 230                 menu_title = "troncode"
 231         else:
 232                 menu_title = "troncode paused"
 233
 234         menu = mopelib.Menu()
 235         general_menu_create_menu( menu, config, gamestate )
 236         menurender.set_menu( menu, menu_title )
 237         menurender.repaint_full()
 238
 239         game_start = False
 240
 241         waiting = True
 242         while waiting:
 243                 event = pygame.event.wait()
 244                 if event.type == QUIT:
 245                         sys.exit(0)
 246                 elif config.keys_menu.matches( event ):
 247                         waiting = False
 248                 elif config.keys_down.matches( event ):
 249                         menurender.move_down()
 250                 elif config.keys_up.matches( event ):
 251                         menurender.move_up()
 252                 elif config.keys_return.matches( event ):
 253                         code = menu.get_selected_item().code
 254                         if code == MENU_START:
 255                                 game_start = True
 256                                 waiting = False
 257                         elif code == MENU_END:
 258                                 gamestate.alive = INGAME_QUIT
 259                                 waiting = False
 260                         elif code == MENU_MUSIC:
 261                                 if config.music_on == 1:
 262                                         config.music_on = 0
 263                                 else:
 264                                         config.music_on = 1
 265                                 general_menu_create_menu( menu, config, gamestate )
 266                                 menurender.repaint_full()
 267                                 sound_mgr.setup( gamestate )
 268                                 config.save()
 269                         elif code == MENU_SOUND_EFFECTS:
 270                                 if config.sound_effects_on:
 271                                         config.sound_effects_on = 0
 272                                 else:
 273                                         config.sound_effects_on = 1
 274                                 general_menu_create_menu( menu, config, gamestate )
 275                                 menurender.repaint_full()
 276                                 sound_mgr.setup( gamestate )
 277                                 config.save()
 278                         elif code == MENU_QUIT:
 279                                 sys.exit(0)
 280
 281         return game_start
 282
 283 # ----------------------
 284
 285 def intro_draw_title():
 286         screen.blit( intro_surface_title, (0,0) )
 287         write_text( "Version " + troncode_version,
 288                 ( 0, 0, 0 ), 0.05, 0.88 )
 289         write_text( "by Andy Balaam", ( 0, 0, 0 ), 0.06, 0.93 )
 290         intro_draw_instructions()
 291
 292 def intro_draw_something( intro_mode ):
 293         if intro_mode == INTRO_MODE_TITLE:
 294                 intro_draw_title()
 295         elif intro_mode == INTRO_MODE_INSTR:
 296                 screen.blit( intro_surface_instr, (0,0) )
 297                 intro_draw_instructions()
 298         elif intro_mode == INTRO_MODE_MUSIC:
 299                 screen.blit( intro_surface_music, (0,0) )
 300                 intro_draw_keys()
 301                 intro_draw_instructions()
 302         pygame.display.update()
 303
 304 def intro_input( event, config, intro_mode ):
 305         if event.type == QUIT:
 306                 sys.exit(0)
 307         elif config.keys_volup.matches( event ):
 308                 config.volume = sound_mgr.increase_volume()
 309                 config.save()
 310         elif config.keys_voldown.matches( event ):
 311                 config.volume = sound_mgr.decrease_volume()
 312                 config.save()
 313         else:
 314                 if event.type == EVENTTYPE_TITLE_TICK:
 315                         intro_mode += 1
 316                         if intro_mode == INTRO_MODE_ENDED:
 317                                 intro_mode = INTRO_MODE_TITLE
 318                         intro_draw_something( intro_mode )
 319                 elif config.keys_menu.matches( event ):
 320                         mopelib.clear_events( EVENTTYPE_TITLE_TICK )
 321                         start_game = general_menu_screen( config, None )
 322                         if start_game:
 323                                 intro_mode = INTRO_MODE_ENDED
 324                         else:
 325                                 intro_draw_something( intro_mode )
 326                         pygame.time.set_timer( EVENTTYPE_TITLE_TICK, TITLE_TICK_TIME )
 327                 elif config.keys_startgame.matches( event ):
 328                         intro_mode = INTRO_MODE_ENDED
 329         return intro_mode
 330
 331 # ----------------------
 332
 333 def intro_mainloop( config ):
 334         intro_draw_title()
 335
 336         pygame.display.update()
 337         pygame.time.set_timer( EVENTTYPE_TITLE_TICK, TITLE_TICK_TIME )
 338
 339         intro_mode = INTRO_MODE_TITLE
 340         while intro_mode < INTRO_MODE_ENDED:
 341                 intro_mode = intro_input( pygame.event.wait(), config, intro_mode )
 342
 343         mopelib.clear_events( EVENTTYPE_TITLE_TICK )
 344
 345 def draw_pixel( gamestate, surface, colour, x, y, alive_colours ):
 346         if colour in alive_colours:
 347                 col = colour
 348         else:
 349                 col = mopelib.dim_colour( colour, gamestate.dim )
 350         adj_x = screen_border[0] + scale * x
 351         adj_y = screen_border[1] + scale * y
 352         if scale < 1:
 353                 surface.set_at( ( int(adj_x), int(adj_y) ), col )
 354         else:
 355                 pygame.draw.rect( surface, col,
 356                         (adj_x, adj_y, ceil_scale, ceil_scale ) )
 357
 358 def inlevel_screen_blit( gamestate ):
 359         screen.blit( gamestate.offscreen_buff, (0,0) )
 360         pygame.display.update()
 361
 362 def inlevel_redraw_screen( gamestate, arrows, scores ):
 363         alive_colours = []
 364         if gamestate.alive == INGAME_MOST_DEAD:
 365                 for player in gamestate.players:
 366                         if not gamestate.statuses[player]._dead:
 367                                 alive_colours.append( player.GetColour() )
 368
 369         gamestate.offscreen_buff = pygame.Surface( gamestate.config.screen_size )
 370         gamestate.offscreen_buff.blit( ingame_surface_background, (0,0) )
 371         for x, y, colour in gamestate.pixels_list:
 372                 draw_pixel( gamestate, gamestate.offscreen_buff, colour, x, y, alive_colours )
 373         inlevel_draw_players( gamestate, alive_colours )
 374         write_text_ingame( gamestate, scores )
 375         # TODO: draw arrows
 376         inlevel_screen_blit( gamestate )
 377
 378 def inlevel_draw_players( gamestate, alive_colours ):
 379         for player in gamestate.players:
 380                 x, y = gamestate.GetPosition( player )
 381                 draw_pixel( gamestate, gamestate.offscreen_buff, player.GetColour(),
 382                         x, y, alive_colours )
 383
 384 def inlevel_update_screen( gamestate, scores ):
 385         inlevel_draw_players( gamestate, [] )
 386         inlevel_screen_blit( gamestate )
 387
 388
 389
 390 # ----------------------
 391
 392 def inlevel_input( event, gamestate, scores ):
 393         if event.type == QUIT:
 394                 sys.exit(0)
 395         elif config.keys_menu.matches( event ):
 396                 general_menu_screen( config, gamestate )
 397                 inlevel_redraw_screen( gamestate, False, scores )
 398         elif config.keys_volup.matches( event ):
 399                 config.volume = sound_mgr.increase_volume()
 400                 config.save()
 401         elif config.keys_voldown.matches( event ):
 402                 config.volume = sound_mgr.decrease_volume()
 403                 config.save()
 404         elif config.keys_slow.matches( event ):
 405                 gamestate.framerate = 0
 406                 inlevel_redraw_screen( gamestate, False, scores )
 407         elif config.keys_fast.matches( event ):
 408                 if gamestate.framerate == 0:
 409                         gamestate.framerate = 1
 410                 elif gamestate.framerate == 1:
 411                         gamestate.framerate = 250
 412                 else:
 413                         gamestate.framerate *= 2
 414         elif config.keys_skip_to_end.matches( event ):
 415                 gamestate.framerate = 1000000
 416         else:
 417                 gamestate.key_events.append( event )
 418
 419
 420 # ----------------------
 421
 422 def finishedgame_input( event, waiting ):
 423         if event.type == QUIT:
 424                 sys.exit(0)
 425         elif config.keys_volup.matches( event ):
 426                 config.volume = sound_mgr.increase_volume()
 427                 config.save()
 428         elif config.keys_voldown.matches( event ):
 429                 config.volume = sound_mgr.decrease_volume()
 430                 config.save()
 431         elif config.keys_startgame.matches( event ):
 432                 waiting = False
 433         return waiting
 434
 435 # ----------------------
 436
 437 class PlayerStatus:
 438         def __init__( self, x, y, direction, player ):
 439                 self._x = x
 440                 self._y = y
 441                 self._dir = direction
 442                 self._colour = player.GetColour()
 443                 self._dead = False
 444
 445         def GetPosition( self ):
 446                 return ( self._x, self._y )
 447
 448         def GetDirection( self ):
 449                 return ( self._dir )
 450
 451         def SetDirection( self, direction ):
 452                 self._dir = direction
 453
 454         def SetDead( self, dead ):
 455                 self._dead = dead
 456
 457         def IsDead( self ):
 458                 return self._dead
 459
 460         def Move( self, gamestate ):
 461                 """Moves the player one position depending on its direction, and
 462                 returns True if it hit anything, False otherwise."""
 463
 464                 if self._dead:
 465                         return self._dead
 466
 467                 if self._dir == DIR_UP:
 468                         self._y -= 1
 469                 elif self._dir == DIR_RIGHT:
 470                         self._x += 1
 471                 elif self._dir == DIR_DOWN:
 472                         self._y += 1
 473                 elif self._dir == DIR_LEFT:
 474                         self._x -= 1
 475
 476                 self._dead = gamestate.AddPixel( self._x, self._y, self._colour )
 477
 478                 return self._dead
 479
 480 class GameBoard( AbstractGameBoard ):
 481         def __init__( self, gamestate ):
 482                 self._gamestate = gamestate
 483
 484         def GetRelativePixel( self, start_pos, facing_dir,
 485                 offset_fwd, offset_right ):
 486                 """Given a position to stand in the arena, and a direction to face,
 487                 return the status (0 for empty, >0 for non-empty) of a pixel that
 488                 is offset_fwd pixels in front, and offset_right pixels to the right
 489                 (negative values may be used to go backwards or left respectively).
 490                 Pixels outside the arena also return >0."""
 491
 492                 if facing_dir == DIR_UP:
 493                         found_pos = ( start_pos[0] + offset_right,
 494                                                   start_pos[1] - offset_fwd )
 495                 elif facing_dir == DIR_RIGHT:
 496                         found_pos = ( start_pos[0] + offset_fwd,
 497                                                   start_pos[1] + offset_right )
 498                 elif facing_dir == DIR_DOWN:
 499                         found_pos = ( start_pos[0] - offset_right,
 500                                                   start_pos[1] + offset_fwd )
 501                 elif facing_dir == DIR_LEFT:
 502                         found_pos = ( start_pos[0] - offset_fwd,
 503                                                   start_pos[1] - offset_right )
 504
 505                 if ( found_pos[0] < 0 or
 506                          found_pos[0] >= self._gamestate.config.arena_size[0] or
 507                          found_pos[1] < 0 or
 508                          found_pos[1] >= self._gamestate.config.arena_size[1] ):
 509                         retval = 100
 510                 elif found_pos in self._gamestate.pixels_set:
 511                         retval = 1
 512                 else:
 513                         retval = 0
 514
 515                 return retval
 516
 517         def GetPlayerPositions( self, pos_to_exclude = None ):
 518                 """Returns a list of pairs (pos, dir) for each player on screen.
 519                 Excludes the player at the position specified if pos_to_exclude
 520                 is not None."""
 521
 522                 ret = []
 523
 524                 for player in self._gamestate.statuses.keys():
 525                         status = self._gamestate.statuses[player]
 526                         if not status.IsDead():
 527                                 pos = status.GetPosition()
 528                                 if pos_to_exclude != pos:
 529                                         ret.append( ( pos, status.GetDirection() ) )
 530
 531                 return ret
 532
 533         def TurnRight( self, direction ):
 534                 """Return the direction found by turning 90 degrees right from
 535                 the supplied direction."""
 536                 direction += 1
 537                 if direction > DIR_LEFT:
 538                         direction = DIR_UP
 539                 return direction
 540
 541         def TurnLeft( self, direction ):
 542                 """Return the direction found by turning 90 degrees left from
 543                 the supplied direction."""
 544                 direction -= 1
 545                 if direction < DIR_UP:
 546                         direction = DIR_LEFT
 547                 return direction
 548
 549 def class_is_human( cls ):
 550         return  "IsHuman" in cls.__dict__ and cls.IsHuman()
 551
 552 class GameState:
 553         def __init__( self, config, classes ):
 554                 self.config = config
 555
 556                 self.players = []
 557                 self.key_events = []
 558                 self.any_humans = False
 559
 560                 for cls in classes:
 561                         if class_is_human( cls ):
 562                                 self.players.append( cls( config.keys_p1_up,
 563                                         config.keys_p1_right, config.keys_p1_down,
 564                                         config.keys_p1_left ) )
 565                                 self.any_humans = True
 566                         else:
 567                                 self.players.append( cls() )
 568
 569                 self.alive = INGAME_TWO_ALIVE
 570                 self.dim = 1
 571
 572                 self.pixels_list = []
 573                 self.pixels_set = set()
 574                 self.create_initial_pixels()
 575
 576                 self.statuses = {}
 577                 for player in self.players:
 578                         x = random.randint( config.starting_border, config.arena_size[0]
 579                                 - config.starting_border )
 580                         y = random.randint( config.starting_border, config.arena_size[1]
 581                                 - config.starting_border )
 582                         dr = random.randint( DIR_UP, DIR_LEFT )
 583                         self.statuses[player] = PlayerStatus( x, y, dr, player )
 584                         self.AddPixel( x, y, player.GetColour() )
 585
 586                 self._gameboard = GameBoard( self )
 587
 588         def timer_tick( self ):
 589                 num_alive = 0
 590                 for player in self.players:
 591                         status = self.statuses[player]
 592                         if not status.IsDead():
 593                                 if class_is_human( player.__class__ ):
 594                                         new_dir = player.GetDirWithInput( status.GetDirection(),
 595                                                 self.key_events )
 596                                 else:
 597                                         new_dir = player.GetDir( status.GetPosition(),
 598                                                 status.GetDirection(), self._gameboard )
 599                                         if new_dir not in (DIR_UP, DIR_RIGHT, DIR_DOWN, DIR_LEFT):
 600                                                 sys.stderr.write( "Player '" + player.GetName()
 601                                                         + "' returned an invalid value from GetDir().  Killing it.\n" )
 602                                                 new_dir = DIR_UP
 603                                                 status.SetDead( True )
 604
 605                                 status.SetDirection( new_dir )
 606                                 # TODO: copy pixels list for "security"?
 607
 608                                 dead = self.statuses[player].Move( self )
 609                                 if not dead:
 610                                         num_alive += 1
 611
 612                 if num_alive < 2:
 613                         self.alive = INGAME_MOST_DEAD
 614
 615         def create_initial_pixels( self ):
 616                 colour = (100, 100, 100)
 617                 size_x, size_y = config.arena_size
 618                 for x in range( size_x ):
 619                         self.AddPixel( x, 0, colour )
 620                         self.AddPixel( x, size_y - 1, colour )
 621                 for y in range( 1, size_y - 1 ):
 622                         self.AddPixel( 0, y, colour )
 623                         self.AddPixel( size_x - 1, y, colour )
 624
 625         def GetPosition( self, player ):
 626                 return self.statuses[player].GetPosition()
 627
 628         def AddPixel( self, x, y, colour ):
 629                 if ( x, y ) in self.pixels_set:
 630                         dead = True
 631                 else:
 632                         dead = False
 633                         self.pixels_set.add( ( x, y ) )
 634
 635                 self.pixels_list.append( ( x, y, colour ) )
 636
 637                 return dead
 638
 639
 640 # ----------------------
 641
 642 def ingame_mainloop( config ):
 643
 644         scores = {}
 645         for cls in config.player_classes:
 646                 scores[cls] = 0
 647
 648         while True:
 649                 gamestate = GameState( config, config.player_classes )
 650                 inlevel_mainloop( config, gamestate, scores )
 651                 if gamestate.alive == INGAME_QUIT:
 652                         break
 653
 654         return gamestate
 655
 656 def increment_scores( gamestate, scores ):
 657         for player in gamestate.players:
 658                 if not gamestate.statuses[player]._dead:
 659                         scores[player.__class__] += 1
 660
 661 # ----------------------
 662
 663 def inlevel_mainloop( config, gamestate, scores ):
 664
 665         gamestate.alive = INGAME_TWO_ALIVE
 666
 667         inlevel_redraw_screen( gamestate, True, scores )
 668         if gamestate.any_humans:
 669                 time.sleep( 1 )
 670         inlevel_redraw_screen( gamestate, False, scores )
 671
 672         gc.disable()
 673         tick_counter = 0
 674
 675         gamestate.framerate = 0
 676
 677         while gamestate.alive == INGAME_TWO_ALIVE:
 678                 for evt in pygame.event.get():
 679                         inlevel_input( evt, gamestate, scores )
 680                 gamestate.timer_tick()
 681                 gamestate.key_events = []
 682                 tick_counter += 1
 683                 if gamestate.alive != INGAME_MOST_DEAD:
 684                         if gamestate.framerate <= 1:
 685                                 inlevel_update_screen( gamestate, scores )
 686                                 if gamestate.framerate == 0:
 687                                         pygame.time.wait( config.tick_time )
 688                         elif tick_counter >= gamestate.framerate:
 689                                 tick_counter = 0
 690                                 inlevel_redraw_screen( gamestate, False, scores )
 691
 692         gc.enable()
 693         mopelib.clear_events( EVENTTYPE_INGAME_TICK )
 694         increment_scores( gamestate, scores )
 695
 696         finishedlevel_mainloop( gamestate, scores )
 697
 698         ingame_surface_background.fill( config.colour_background )
 699
 700
 701 # ----------------------
 702
 703 def write_text( txt, colour, size, y_pos ):
 704         ft = pygame.font.Font( None, int( config.screen_size[1] * size ) )
 705         sf = ft.render( txt, True, colour )
 706         screen.blit( sf, ( (config.screen_size[0] - sf.get_width() )/2,
 707                 (config.screen_size[1] - sf.get_height() ) * y_pos ) )
 708
 709 # ----------------------
 710
 711 def write_text_ingame( gamestate, scores ):
 712         global ingame_font
 713
 714         txt = ""
 715         for cls in scores.keys():
 716                 txt += "%s: %d   " % ( cls.GetName(), scores[cls] )
 717
 718         colour = (128, 128, 128)
 719         bgcolour = config.colour_background
 720         y_pos = 0.996
 721         sf = ingame_font.render( txt, True, colour )
 722         sf_bg = pygame.Surface( ( int( sf.get_width() ), sf.get_height() ) )
 723         sf_bg.fill( bgcolour )
 724
 725         tlx = ( config.screen_size[0] - sf_bg.get_width() ) / 2
 726         tly = ( config.screen_size[1] - sf_bg.get_height() ) * y_pos
 727
 728         dirty_rect = Rect( tlx, tly, sf_bg.get_width(), sf_bg.get_height() )
 729         gamestate.offscreen_buff.blit( sf_bg, dirty_rect )
 730         gamestate.offscreen_buff.blit( sf, ( tlx * 1.01, tly ) )
 731
 732 # ----------------------
 733
 734 def finishedlevel_input( event, waiting, gamestate, scores ):
 735         if event.type == QUIT:
 736                 sys.exit(0)
 737         elif( ( event.type == pygame.ACTIVEEVENT and event.state == 2 )
 738            or config.keys_menu.matches( event ) ):
 739                 general_menu_screen( config, gamestate )
 740                 inlevel_redraw_screen( gamestate, False, scores )
 741                 if gamestate.alive == INGAME_QUIT:
 742                         waiting = False
 743         elif config.keys_volup.matches( event ):
 744                 config.volume = sound_mgr.increase_volume()
 745                 config.save()
 746         elif config.keys_voldown.matches( event ):
 747                 config.volume = sound_mgr.decrease_volume()
 748                 config.save()
 749         elif event.type == EVENTTYPE_TITLE_TICK:
 750                 waiting = False
 751         elif config.keys_startgame.matches( event ):
 752                 waiting = False
 753         return waiting
 754
 755 def finishedlevel_mainloop( gamestate, scores ):
 756         gamestate.dim = 0.3
 757
 758         if not gamestate.any_humans:
 759                 pygame.time.set_timer( EVENTTYPE_TITLE_TICK, TITLE_TICK_TIME )
 760
 761         inlevel_redraw_screen( gamestate, False, scores )
 762         waiting = True
 763         while waiting:
 764                 waiting = finishedlevel_input( pygame.event.wait(), waiting, gamestate, scores )
 765
 766         if not gamestate.any_humans:
 767                 mopelib.clear_events( EVENTTYPE_TITLE_TICK )
 768
 769 def finishedgame_mainloop( config, gamestate ):
 770         pass
 771         #config.start_level = 0
 772         #       config.save()
 773         #
 774         #       inlevel_redraw_screen( gamestate )
 775         #       write_text( "Congratulations!", (255,255,255), 0.125, 0.38 )
 776         #       write_text( "You won!", (255,255,255), 0.125, 0.52 )
 777         #       waiting = True
 778         #       write_text( "Press %s" % config.keys_startgame.name, (255,255,255),
 779         #               0.05, 0.8 )
 780         #       pygame.display.update()
 781         #       while waiting:
 782         #               waiting = finishedgame_input( pygame.event.wait(), waiting )
 783         #
 784         #       ingame_surface_background.fill( config.colour_background )
 785
 786 def sort_by_score( class2score ):
 787         scorename_sorted = []
 788
 789         for cls in class2score.keys():
 790                 scorename_sorted.append( ( class2score[cls], cls.GetName() ) )
 791
 792         scorename_sorted.sort( reverse = True )
 793
 794         return scorename_sorted
 795
 796 def execute_tournament( config ):
 797         total_scores = {}
 798
 799         classes = []
 800         for cls in config.player_classes:
 801                 if not class_is_human( cls ):
 802                         classes.append( cls )
 803                         total_scores[cls] = 0
 804
 805         print
 806         print " " * 30 + "=== Pairings ==="
 807         print
 808
 809         pairs = []
 810         num_classes = len( classes )
 811         for i in range( num_classes ):
 812                 for j in range( i+1, num_classes ):
 813                         execute_match(
 814                                 ( classes[i], classes[j] ),
 815                                         total_scores, False )
 816
 817         print
 818         print " " * 30 + "=== Medley ==="
 819         print
 820
 821         execute_match( classes, total_scores, True )
 822
 823         print
 824         print " " * 30 + "=== Total Scores ==="
 825         print
 826
 827         scorename_sorted = sort_by_score( total_scores )
 828
 829         for score, name in scorename_sorted:
 830                 print "%30s % 4d" % ( name, score )
 831         print
 832
 833
 834 def execute_match( classes, total_scores, newlines ):
 835         match_scores = {}
 836         for cls in classes:
 837                 match_scores[cls] = 0
 838
 839         for i in range( config.num_games ):
 840                 gamestate = GameState( config, classes )
 841
 842                 while gamestate.alive == INGAME_TWO_ALIVE:
 843                         gamestate.timer_tick()
 844
 845                 for player in gamestate.statuses.keys():
 846                         status = gamestate.statuses[player]
 847                         if not status.IsDead():
 848                                 match_scores[player.__class__] += 1
 849
 850         scorename_sorted = sort_by_score( match_scores )
 851
 852         oldscore = -1
 853         for score, name in scorename_sorted:
 854                 if oldscore != -1 and not newlines:
 855                         if oldscore == score:
 856                                 print " drew",
 857                         else:
 858                                 print " beat",
 859                         print "%- 4d %-30s" % ( score, name ),
 860                 else:
 861                         print "%30s% 4d" % ( name, score ),
 862                 oldscore = score
 863
 864
 865                 if newlines:
 866                         print
 867
 868         if not newlines:
 869                 print
 870
 871         for cls in classes:
 872                 total_scores[cls] += match_scores[cls]
 873
 874 def get_players( players_dir ):
 875         ret_classes = []
 876
 877         player_re = re.compile( """^(\w*Player).py$""" )
 878         for filename in os.listdir( players_dir ):
 879                 m = player_re.match( filename )
 880                 if m:
 881                         class_name = m.group( 1 )
 882                         cls = __import__( "players." + class_name,
 883                                 globals(), locals() ).__dict__[class_name].__dict__[class_name]
 884                         ret_classes.append( cls )
 885
 886         #return ret_classes[:2]
 887         return ret_classes
 888
 889 # ----------------------
 890 # Execution starts here
 891 # ----------------------
 892
 893 # Fixed constants
 894
 895 INTRO_MODE_TITLE = 0
 896 INTRO_MODE_INSTR = 1
 897 INTRO_MODE_MUSIC = 2
 898 INTRO_MODE_ENDED = 3
 899
 900 MENU_START         = 0
 901 MENU_NUM_PLAYERS   = 1
 902 MENU_END           = 2
 903 MENU_MUSIC         = 3
 904 MENU_SOUND_EFFECTS = 4
 905 MENU_QUIT          = 6
 906 MENU_CHANGE_PLAYER = 100 # Must go at end of this list
 907
 908 INGAME_TWO_ALIVE = 0
 909 INGAME_MOST_DEAD = 1
 910 INGAME_QUIT      = 2
 911
 912 TITLE_TICK_TIME  = 4000
 913
 914 EVENTTYPE_INGAME_TICK = pygame.USEREVENT
 915 EVENTTYPE_TITLE_TICK  = pygame.USEREVENT + 1
 916
 917 num_args = len( sys.argv )
 918 #if num_args > 1:
 919 #       if sys.argv[1] == "--help":
 920 #               print "Usage:"
 921 #               print "troncode.py [install_dir] [config_file] [resolution] "
 922 #               print "            [num_players] [--tournament]"
 923 #               print
 924 #               print "e.g. ./troncode.py . troncoderc.txt '(640,480)' 2 --tournament"
 925 #               print
 926 #               sys.exit( 0 )
 927 #
 928 #       install_dir = sys.argv[1]
 929 #else:
 930 #       install_dir = "."
 931 #
 932 #if num_args > 2:
 933 #       config_filename = sys.argv[2]
 934 #else:
 935 #       config_filename = os.path.expanduser( "~/.troncode/config" )
 936
 937 config_filename = os.path.expanduser( "~/.troncode/config" )
 938 install_dir = "."
 939
 940 config = TronCodeConfig( config_filename )
 941
 942 if num_args > 1 and sys.argv[1] == "--tournament":
 943         run_tournament = True
 944         config.num_games = 100
 945 else:
 946         run_tournament = False
 947
 948 config.install_dir = install_dir
 949 config.unsaved.append( "install_dir" )
 950
 951 config.images_dir = os.path.join( install_dir, "images" )
 952 config.unsaved.append( "images_dir" )
 953
 954 config.music_dir = os.path.join( install_dir, "music" )
 955 config.unsaved.append( "music_dir" )
 956
 957 if num_args > 3:
 958         config.screen_size = config.parse_value( sys.argv[3] )
 959
 960 config.arena_size = ( 200, 200 )
 961 config.unsaved.append( "arena_size" )
 962
 963 config.starting_border = 35
 964 config.unsaved.append( "starting_border" )
 965
 966 config.players_dir = "players"
 967 config.unsaved.append( "players_dir" )
 968
 969 config.player_classes = get_players( config.players_dir )
 970 config.unsaved.append( "player_classes" )
 971
 972 config.players = []
 973 config.unsaved.append( "players" )
 974
 975 if run_tournament:
 976         execute_tournament( config )
 977 else:
 978         pygame.init()
 979         pygame.font.init()
 980
 981         window = pygame.display.set_mode( config.screen_size )
 982         pygame.display.set_caption( 'troncode' )
 983         screen = pygame.display.get_surface()
 984
 985         fixed_border = 5
 986         bottom_border = 25
 987         scale = min(
 988                 ( float( config.screen_size[0] - fixed_border*2 )
 989                         / float( config.arena_size[0] ) ),
 990                 ( float( config.screen_size[1] - ( fixed_border*2 + bottom_border ) )
 991                         / float( config.arena_size[1] ) ) )
 992
 993         screen_border = ( float( config.screen_size[0] - config.arena_size[0]*scale )
 994                 / 2.0,
 995                 float( ( config.screen_size[1] - config.arena_size[1]*scale ) - ( bottom_border - fixed_border ) ) / 2.0 )
 996
 997         ceil_scale = math.ceil( scale )
 998
 999         # General initialisation
1000
1001         num_joysticks = pygame.joystick.get_count()
1002         for j in range( num_joysticks ):
1003                 pygame.joystick.Joystick( j ).init()
1004
1005         intro_surface_title = mopelib.load_and_scale_image( "title.png", config )
1006         intro_surface_instr = mopelib.load_and_scale_image( "instructions.png", config )
1007         intro_surface_music = mopelib.load_and_scale_image( "music.png", config )
1008
1009         ingame_surface_background = pygame.Surface( screen.get_size() ).convert()
1010         ingame_surface_background.fill( config.colour_background )
1011
1012         intro_mode = INTRO_MODE_TITLE
1013
1014         sound_mgr = TronCodeSoundManager( config.volume )
1015
1016         troncode_version = mopelib.read_version( config )
1017
1018         ingame_font = pygame.font.Font( None, int( config.screen_size[1] * 0.03 ) )
1019
1020         menurender = mopelib.MenuRenderer( screen, config, ingame_surface_background,
1021                 (128, 128, 128), (128, 255, 128), (128, 128, 128) )
1022
1023         while True:
1024                 sound_mgr.music_loud()
1025                 intro_mainloop( config )
1026                 sound_mgr.music_quiet()
1027                 gamestate = ingame_mainloop( config )
1028                 intro_mode = finishedgame_mainloop( config, gamestate )
1029
1030