src/game_sp/main.c

   1
   2 #include "main_sp.h"
   3 #include "global.h"
   4
   5
   6 struct GameInfo_SP game_sp;
   7 struct LevelInfo_SP native_sp_level;
   8
   9 int GfxElementLast[SP_MAX_PLAYFIELD_WIDTH][SP_MAX_PLAYFIELD_HEIGHT];
  10 int GfxGraphicLast[SP_MAX_PLAYFIELD_WIDTH][SP_MAX_PLAYFIELD_HEIGHT];
  11 int GfxGraphic[SP_MAX_PLAYFIELD_WIDTH][SP_MAX_PLAYFIELD_HEIGHT];
  12 int GfxFrame[SP_MAX_PLAYFIELD_WIDTH][SP_MAX_PLAYFIELD_HEIGHT];
  13
  14
  15 void InitGameEngine_SP()
  16 {
  17   int x, y;
  18
  19   gfx.anim_random_frame = -1;   // (use simple, ad-hoc random numbers)
  20
  21   game_sp.LevelSolved = FALSE;
  22   game_sp.GameOver = FALSE;
  23
  24   game_sp.time_played = 0;
  25   game_sp.infotrons_still_needed = native_sp_level.header.InfotronsNeeded;
  26   game_sp.red_disk_count = 0;
  27   game_sp.score = 0;
  28
  29   menBorder = setup.sp_show_border_elements;
  30
  31   game_sp.scroll_xoffset = (EVEN(SCR_FIELDX) ? TILEX / 2 : 0);
  32   game_sp.scroll_yoffset = (EVEN(SCR_FIELDY) ? TILEY / 2 : 0);
  33
  34 #if 1
  35   if (native_sp_level.width <= SCR_FIELDX)
  36     game_sp.scroll_xoffset = TILEX / 2;
  37   if (native_sp_level.height <= SCR_FIELDY)
  38     game_sp.scroll_yoffset = TILEY / 2;
  39 #endif
  40
  41   for (x = 0; x < SP_MAX_PLAYFIELD_WIDTH; x++)
  42   {
  43     for (y = 0; y < SP_MAX_PLAYFIELD_HEIGHT; y++)
  44     {
  45       GfxElementLast[x][y] = -1;
  46       GfxGraphicLast[x][y] = -1;
  47       GfxGraphic[x][y] = -1;
  48       GfxFrame[x][y] = 0;
  49     }
  50   }
  51
  52   InitScrollPlayfield();
  53
  54   menPlay_Click();
  55 }
  56
  57 void RedrawPlayfield_SP(boolean force_redraw)
  58 {
  59   if (force_redraw)
  60     RestorePlayfield();
  61
  62   UpdatePlayfield(force_redraw);
  63
  64   BackToFront_SP();
  65 }
  66
  67 void DrawGameDoorValues_SP()
  68 {
  69   game_sp.time_played = TimerVar / setup.game_frame_delay;
  70   game_sp.infotrons_still_needed = InfotronsNeeded;
  71   game_sp.red_disk_count = RedDiskCount;
  72   game_sp.score = 0;            // (currently no score in Supaplex engine)
  73 }
  74
  75 void GameActions_SP(byte action[MAX_PLAYERS], boolean warp_mode)
  76 {
  77   byte single_player_action = action[0];
  78   int x, y;
  79
  80   UpdateEngineValues(mScrollX / TILEX, mScrollY / TILEY);
  81
  82   subMainGameLoop_Main(single_player_action, warp_mode);
  83
  84   RedrawPlayfield_SP(FALSE);
  85
  86   if (!warp_mode)               /* do not redraw values in warp mode */
  87     DrawGameDoorValues_SP();
  88
  89   CheckSingleStepMode_SP(PlayField16[MurphyPosIndex] == fiMurphy,
  90                          HighByte(PlayField16[MurphyPosIndex]) == 0x2A);
  91
  92   for (x = DisplayMinX; x <= DisplayMaxX; x++)
  93     for (y = DisplayMinY; y <= DisplayMaxY; y++)
  94       GfxFrame[x][y]++;
  95 }
  96
  97 int getRedDiskReleaseFlag_SP()
  98 {
  99   return RedDiskReleaseFlag;
 100 }