src/game_sp/export.h

   1 #ifndef GAME_SP_EXPORT_H
   2 #define GAME_SP_EXPORT_H
   3
   4 /* ========================================================================= */
   5 /* functions and definitions exported from game_sp to main program           */
   6 /* ========================================================================= */
   7
   8 /* ------------------------------------------------------------------------- */
   9 /* constant definitions                                                      */
  10 /* ------------------------------------------------------------------------- */
  11
  12 #define SP_MAX_PLAYFIELD_WIDTH          MAX_PLAYFIELD_WIDTH
  13 #define SP_MAX_PLAYFIELD_HEIGHT         MAX_PLAYFIELD_HEIGHT
  14
  15 #define SP_NUM_LEVELS_PER_PACKAGE       111
  16
  17 #define SP_PLAYFIELD_WIDTH              60
  18 #define SP_PLAYFIELD_HEIGHT             24
  19 #define SP_LEVEL_NAME_LEN               23
  20 #define SP_MAX_SPECIAL_PORTS            10
  21
  22 #define SP_HEADER_SIZE                  96
  23 #define SP_PLAYFIELD_SIZE               (SP_PLAYFIELD_WIDTH *           \
  24                                          SP_PLAYFIELD_HEIGHT)
  25 #define SP_LEVEL_SIZE                   (SP_HEADER_SIZE + SP_PLAYFIELD_SIZE)
  26
  27 #define SP_FRAMES_PER_SECOND            35
  28 #define SP_MAX_TAPE_LEN                 64010   /* (see "spfix63.doc") */
  29
  30
  31 /* ------------------------------------------------------------------------- */
  32 /* data structure definitions                                                */
  33 /* ------------------------------------------------------------------------- */
  34
  35 #ifndef HAS_SpecialPortType
  36 typedef struct
  37 {
  38 #if 1
  39   short PortLocation; // = 2*(x+(y*60))         /* big endian format */
  40 #else
  41   int PortLocation; // = 2*(x+(y*60))
  42 #endif
  43   byte Gravity; // 1 = turn on, anything else (0) = turn off
  44   byte FreezeZonks; // 2 = turn on, anything else (0) = turn off  (1=off!)
  45   byte FreezeEnemies; // 1 = turn on, anything else (0) = turn off
  46   byte UnUsed;
  47 } SpecialPortType;
  48 #define HAS_SpecialPortType
  49 #endif
  50
  51 #ifndef HAS_LevelInfoType
  52 typedef struct
  53 {
  54   byte UnUsed[4];
  55   byte InitialGravity; // 1=on, anything else (0) = off
  56   byte Version; // SpeedFixVersion XOR &H20
  57   char LevelTitle[23];
  58   byte InitialFreezeZonks; // 2=on, anything else (0) = off.  (1=off too!)
  59   byte InfotronsNeeded;
  60
  61   // Number of Infotrons needed. 0 means that Supaplex will count the total
  62   // amount of Infotrons in the level, and use the low byte of that number.
  63   // (A multiple of 256 Infotrons will then result in 0-to-eat, etc.!)
  64   byte SpecialPortCount; // Maximum 10 allowed!
  65   SpecialPortType SpecialPort[10];
  66   byte SpeedByte; // = Speed XOR Highbyte(RandomSeed)
  67   byte CheckSumByte; // = CheckSum XOR SpeedByte
  68 #if 1
  69   short DemoRandomSeed;                         /* little endian format */
  70 #else
  71   int DemoRandomSeed;
  72 #endif
  73 } LevelInfoType;
  74 #define HAS_LevelInfoType
  75 #endif
  76
  77 struct GlobalInfo_SP
  78 {
  79 };
  80
  81 struct GameInfo_SP
  82 {
  83   boolean LevelSolved;
  84   boolean GameOver;
  85 };
  86
  87 struct DemoInfo_SP
  88 {
  89   boolean is_available;         /* structure contains valid demo */
  90
  91   int level_nr;                 /* number of corresponding level */
  92
  93   int length;                   /* number of demo entries */
  94   byte data[SP_MAX_TAPE_LEN];   /* array of demo entries */
  95 };
  96
  97 struct LevelInfo_SP
  98 {
  99   LevelInfoType header;
 100
 101   int width, height;
 102
 103   byte playfield[SP_MAX_PLAYFIELD_WIDTH][SP_MAX_PLAYFIELD_HEIGHT];
 104
 105   struct DemoInfo_SP demo;
 106 };
 107
 108 struct GraphicInfo_SP
 109 {
 110   Bitmap *bitmap;
 111   int src_x, src_y;
 112   int src_offset_x, src_offset_y;
 113   int dst_offset_x, dst_offset_y;
 114   int width, height;
 115
 116   Bitmap *crumbled_bitmap;
 117   int crumbled_src_x, crumbled_src_y;
 118   int crumbled_border_size;
 119
 120   boolean has_crumbled_graphics;
 121   boolean preserve_background;
 122
 123   int unique_identifier;        /* used to identify needed screen updates */
 124 };
 125
 126 struct EngineSnapshotInfo_SP
 127 {
 128   struct GameInfo_SP game_sp;
 129 };
 130
 131
 132 /* ------------------------------------------------------------------------- */
 133 /* exported functions                                                        */
 134 /* ------------------------------------------------------------------------- */
 135
 136 extern struct GlobalInfo_SP global_sp_info;
 137 extern struct GameInfo_SP game_sp_info;
 138 extern struct LevelInfo_SP native_sp_level;
 139 extern struct GraphicInfo_SP graphic_info_sp_object[TILE_MAX][8];
 140 extern struct GraphicInfo_SP graphic_info_sp_player[MAX_PLAYERS][SPR_MAX][8];
 141 extern struct EngineSnapshotInfo_SP engine_snapshot_sp;
 142
 143 extern void sp_open_all();
 144 extern void sp_close_all();
 145
 146 extern void InitGameEngine_SP();
 147 extern void GameActions_SP(byte *, boolean);
 148
 149 extern unsigned int InitEngineRandom_SP(long);
 150
 151 extern void setLevelInfoToDefaults_SP();
 152 extern void copyInternalEngineVars_SP();
 153 extern boolean LoadNativeLevel_SP(char *, int);
 154
 155 extern void BackToFront_SP(void);
 156 extern void BlitScreenToBitmap_SP(Bitmap *);
 157 extern void RedrawPlayfield_SP(boolean);
 158 extern void DrawGameDoorValues_SP();
 159
 160 extern void LoadEngineSnapshotValues_SP();
 161 extern void SaveEngineSnapshotValues_SP();
 162
 163 extern int map_key_RND_to_SP(int);
 164 extern int map_key_SP_to_RND(int);
 165
 166 #endif  /* GAME_SP_EXPORT_H */