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_STD_PLAYFIELD_WIDTH          60
  18 #define SP_STD_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_STD_PLAYFIELD_SIZE           (SP_STD_PLAYFIELD_WIDTH *       \
  24                                          SP_STD_PLAYFIELD_HEIGHT)
  25 #define SP_MAX_PLAYFIELD_SIZE           (SP_MAX_PLAYFIELD_WIDTH *       \
  26                                          SP_MAX_PLAYFIELD_HEIGHT)
  27 #define SP_STD_LEVEL_SIZE               (SP_HEADER_SIZE + SP_STD_PLAYFIELD_SIZE)
  28
  29 #if 0
  30 #define SP_SCREEN_BUFFER_XSIZE          (SCR_FIELDX + 2)
  31 #define SP_SCREEN_BUFFER_YSIZE          (SCR_FIELDY + 2)
  32 #endif
  33
  34 #define SP_FRAMES_PER_SECOND            35
  35 #define SP_MAX_TAPE_LEN                 64010   /* (see "spfix63.doc") */
  36
  37
  38 /* ------------------------------------------------------------------------- */
  39 /* data structure definitions                                                */
  40 /* ------------------------------------------------------------------------- */
  41
  42 #ifndef HAS_SpecialPortType
  43 typedef struct
  44 {
  45 #if 1
  46   short PortLocation; // = 2*(x+(y*60))         /* big endian format */
  47 #else
  48   int PortLocation; // = 2*(x+(y*60))
  49 #endif
  50   byte Gravity; // 1 = turn on, anything else (0) = turn off
  51   byte FreezeZonks; // 2 = turn on, anything else (0) = turn off  (1=off!)
  52   byte FreezeEnemies; // 1 = turn on, anything else (0) = turn off
  53   byte UnUsed;
  54 } SpecialPortType;
  55 #define HAS_SpecialPortType
  56 #endif
  57
  58 #ifndef HAS_LevelInfoType
  59 typedef struct
  60 {
  61   byte UnUsed[4];
  62   byte InitialGravity; // 1=on, anything else (0) = off
  63   byte Version; // SpeedFixVersion XOR &H20
  64   char LevelTitle[23];
  65   byte InitialFreezeZonks; // 2=on, anything else (0) = off.  (1=off too!)
  66   byte InfotronsNeeded;
  67
  68   // Number of Infotrons needed. 0 means that Supaplex will count the total
  69   // amount of Infotrons in the level, and use the low byte of that number.
  70   // (A multiple of 256 Infotrons will then result in 0-to-eat, etc.!)
  71   byte SpecialPortCount; // Maximum 10 allowed!
  72   SpecialPortType SpecialPort[10];
  73   byte SpeedByte; // = Speed XOR Highbyte(RandomSeed)
  74   byte CheckSumByte; // = CheckSum XOR SpeedByte
  75 #if 1
  76   short DemoRandomSeed;                         /* little endian format */
  77 #else
  78   int DemoRandomSeed;
  79 #endif
  80 } LevelInfoType;
  81 #define HAS_LevelInfoType
  82 #endif
  83
  84 struct GlobalInfo_SP
  85 {
  86 };
  87
  88 struct GameInfo_SP
  89 {
  90   boolean LevelSolved;
  91   boolean GameOver;
  92
  93   /* needed for engine snapshots */
  94   int preceding_buffer_size;
  95 };
  96
  97 struct DemoInfo_SP
  98 {
  99   boolean is_available;         /* structure contains valid demo */
 100
 101   int level_nr;                 /* number of corresponding level */
 102
 103   int length;                   /* number of demo entries */
 104   byte data[SP_MAX_TAPE_LEN];   /* array of demo entries */
 105 };
 106
 107 struct LevelInfo_SP
 108 {
 109   LevelInfoType header;
 110   byte header_raw_bytes[SP_HEADER_SIZE];
 111
 112   int width, height;
 113
 114   byte playfield[SP_MAX_PLAYFIELD_WIDTH][SP_MAX_PLAYFIELD_HEIGHT];
 115
 116   struct DemoInfo_SP demo;
 117 };
 118
 119 struct GraphicInfo_SP
 120 {
 121   Bitmap *bitmap;
 122   int src_x, src_y;
 123   int src_offset_x, src_offset_y;
 124   int dst_offset_x, dst_offset_y;
 125   int width, height;
 126
 127   Bitmap *crumbled_bitmap;
 128   int crumbled_src_x, crumbled_src_y;
 129   int crumbled_border_size;
 130
 131   boolean has_crumbled_graphics;
 132   boolean preserve_background;
 133
 134   int unique_identifier;        /* used to identify needed screen updates */
 135 };
 136
 137 struct EngineSnapshotInfo_SP
 138 {
 139   struct GameInfo_SP game_sp;
 140
 141   int PlayField16[SP_MAX_PLAYFIELD_SIZE + SP_HEADER_SIZE];
 142   byte PlayField8[SP_MAX_PLAYFIELD_SIZE + SP_HEADER_SIZE];
 143   byte DisPlayField[SP_MAX_PLAYFIELD_SIZE + SP_HEADER_SIZE];
 144
 145   int AnimationPosTable[SP_MAX_PLAYFIELD_SIZE];
 146   byte AnimationSubTable[SP_MAX_PLAYFIELD_SIZE];
 147   byte TerminalState[SP_MAX_PLAYFIELD_SIZE + SP_HEADER_SIZE];
 148 };
 149
 150
 151 /* ------------------------------------------------------------------------- */
 152 /* exported functions                                                        */
 153 /* ------------------------------------------------------------------------- */
 154
 155 extern struct GlobalInfo_SP global_sp_info;
 156 extern struct GameInfo_SP game_sp;
 157 extern struct LevelInfo_SP native_sp_level;
 158 extern struct GraphicInfo_SP graphic_info_sp_object[TILE_MAX][8];
 159 extern struct GraphicInfo_SP graphic_info_sp_player[MAX_PLAYERS][SPR_MAX][8];
 160 extern struct EngineSnapshotInfo_SP engine_snapshot_sp;
 161
 162 extern void sp_open_all();
 163 extern void sp_close_all();
 164
 165 extern void InitGameEngine_SP();
 166 extern void GameActions_SP(byte *, boolean);
 167
 168 extern unsigned int InitEngineRandom_SP(long);
 169
 170 extern void setLevelInfoToDefaults_SP();
 171 extern void copyInternalEngineVars_SP();
 172 extern boolean LoadNativeLevel_SP(char *, int);
 173
 174 extern void BackToFront_SP(void);
 175 extern void BlitScreenToBitmap_SP(Bitmap *);
 176 extern void RedrawPlayfield_SP(boolean);
 177 extern void DrawGameDoorValues_SP();
 178
 179 extern void LoadEngineSnapshotValues_SP();
 180 extern void SaveEngineSnapshotValues_SP();
 181
 182 extern int map_key_RND_to_SP(int);
 183 extern int map_key_SP_to_RND(int);
 184
 185 #endif  /* GAME_SP_EXPORT_H */