www.pudn.com > bmbrsrc > Game.c

//State indicators 
#define         IN_MENU  1 
#define         IN_GAME  2 
#define         IN_WNLS  3 
#define         IN_SETUP 4 
int             State = IN_MENU; 
 
//For graphics 
unsigned char   *SpriteBuf; 
unsigned char   *BlocksBuf; 
COLORREF        Palette [256]; 
 
//Variables 
unsigned char   Grid [17][17], 
                BonusGrid [17][17]; 
int             PlayerX [5],  
                PlayerY [5], 
                MaxRange [5], 
                MaxBombs [5], 
                PlayerDead [5], 
                PlayerDir [5], 
                PlayerFrame [5], 
                PlayerWon [5]; 
int             AllowBombs, 
                TimeOut, 
                Frame, 
                ComputerPlays = 0, 
                Players = 2; 
 
//Startup directory 
char            StartDir [1024]; 
 
//Function prototypes 
#include "BomberInclude.c" 
 
#include "BomberVarious.c" 
#include "BomberSounds.c" 
#include "BomberKeyboard.c" 
#include "BomberSprites.c" 
#include "BomberMap.c" 
#include "BomberPlayers.c" 
#include "BomberExpl.c" 
#include "BomberBonus.c" 
#include "BomberBombs.c" 
#include "BomberMidi.c" 
#include "BomberSetup.c" 
#include "BomberWinLose.c" 
#include "BomberMenu.c" 
 
//Clear all scores 
void ClearGame () 
{ 
  int p; 
 
  //Nobody has won yet 
  for (p = 0; p < Players; p++) PlayerWon [p] = 0; 
} 
 
//Start a new game 
void NewGame () 
{ 
  int p; 
 
  //Player one, start at bottom right 
  PlayerX [0] = PlayerY [0] = (15 << 4) + 8; 
  //Player two start at top left 
  PlayerX [1] = PlayerY [1] = (1 << 4) + 8; 
  //Player three, start at bottom left 
  PlayerX [2] = PlayerX [1]; 
  PlayerY [2] = PlayerY [0]; 
  //Player four start at top right 
  PlayerX [3] = PlayerX [0]; 
  PlayerY [3] = PlayerY [1]; 
  //Draw to the backbuffer 
  TargetData = BackBitmapData; 
  //Initialize bombs 
  InitBombs (); 
  //Clear the map 
  CreateMap (); 
  //Clear the bonuses 
  ClearBonus (); 
  //Set time out at 3 minutes = 2770 frames 
  TimeOut = 2770; 
  AllowBombs = -1; 
  //Player is not dead, looking down 
  for (p = 0; p < Players; p++) { 
    PlayerDead [p] = 0; 
    PlayerDir [p] = 0; 
  } 
  //Wait until enter has been released 
  do; while (GetAsyncKeyState (VK_RETURN)); 
  CheckKeyboard (); 
} 
 
//Check whether the game should end 
void CheckEndGame () 
{ 
  int   LivingPlayers = Players, p; 
 
  //Move towards timeout 
  TimeOut--; 
 
  //Count amount of living players 
  for (p = 0; p < Players; p++) 
    if (PlayerDead [p]) LivingPlayers--; 
  //Set timeout and disallow bombs 
  if (LivingPlayers < 2) { 
    if (TimeOut > 60) TimeOut = 60; 
    AllowBombs = 0; 
  } 
 
  //If timeout has been reached, show win/lose screen 
  if (TimeOut == 0) { 
    State = IN_WNLS; 
    InitWinLose (); 
  } 
} 
 
//Initialize the game 
void InitGame () 
{ 
  srand ((unsigned)time (NULL)); 
  InitKeyboard (); 
  CheckKeyboard (); 
  GetStartDir (); 
  LoadSprites (); 
  LoadBlocks (); 
  LoadSounds (); 
  InitMenu (); 
} 
 
//Shut down the game 
void CloseGame () 
{ 
  UnloadMidi (); 
} 
 
//The actual game itself 
void GameLoop () 
{ 
  StartWait (); 
 
  //Repeat music 
  if (!Playing) PlayMidi ("BOMBER.MID"); 
 
  //The game logic 
  DrawMap (); 
  MovePlayers (); 
  DropBombs (); 
  CheckBonus (); 
  CheckBombs (); 
  DoExpl (); 
  DrawBonus (); 
  DrawBombs (); 
  DrawPlayers (); 
  CheckEndGame (); 
  FadeOut (); 
  Frame++; 
 
  //Limit to 15fps 
  WaitFor (65); 
  //Escape quits to menu 
  if (Esc) { 
    StopMidi (); 
    InitMenu (); 
    State = IN_MENU; 
  } 
} 
 
//Do one game frame 
void GameFrame () 
{ 
  //Read from keyboard 
  CheckKeyboard (); 
 
  //Call appropriate frame 
  if (State == IN_MENU) MenuLoop (); 
  if (State == IN_SETUP) SetupLoop (); 
  if (State == IN_GAME) GameLoop (); 
  if (State == IN_WNLS) WinLoseLoop (); 
}