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 #define SP_FRAMES_PER_SECOND            35
  30
  31 // use a much higher value to be able to load ultra-long MPX demo files
  32 // (like for level collection 78, level 88 ("WAITING FOR GODOT AGAIN"))
  33 // #define SP_MAX_TAPE_LEN                      500000
  34 #define SP_MAX_TAPE_LEN                 64010   /* (see "spfix63.doc") */
  35
  36
  37 /* sound actions */
  38
  39 #define actActive                       0
  40 #define actImpact                       1
  41 #define actExploding                    2
  42 #define actDigging                      3
  43 #define actSnapping                     4
  44 #define actCollecting                   5
  45 #define actPassing                      6
  46 #define actPushing                      7
  47 #define actDropping                     8
  48
  49
  50 /* ------------------------------------------------------------------------- */
  51 /* data structure definitions                                                */
  52 /* ------------------------------------------------------------------------- */
  53
  54 #ifndef HAS_SpecialPortType
  55 typedef struct
  56 {
  57   short PortLocation; // = 2*(x+(y*60))         /* big endian format */
  58   byte Gravity; // 1 = turn on, anything else (0) = turn off
  59   byte FreezeZonks; // 2 = turn on, anything else (0) = turn off  (1=off!)
  60   byte FreezeEnemies; // 1 = turn on, anything else (0) = turn off
  61   byte UnUsed;
  62 } SpecialPortType;
  63 #define HAS_SpecialPortType
  64 #endif
  65
  66 #ifndef HAS_LevelInfoType
  67 typedef struct
  68 {
  69   byte UnUsed[4];
  70   byte InitialGravity; // 1=on, anything else (0) = off
  71   byte Version; // SpeedFixVersion XOR &H20
  72   char LevelTitle[23];
  73   byte InitialFreezeZonks; // 2=on, anything else (0) = off.  (1=off too!)
  74   byte InfotronsNeeded;
  75
  76   // Number of Infotrons needed. 0 means that Supaplex will count the total
  77   // amount of Infotrons in the level, and use the low byte of that number.
  78   // (A multiple of 256 Infotrons will then result in 0-to-eat, etc.!)
  79   byte SpecialPortCount; // Maximum 10 allowed!
  80   SpecialPortType SpecialPort[10];
  81   byte SpeedByte; // = Speed XOR Highbyte(RandomSeed)
  82   byte CheckSumByte; // = CheckSum XOR SpeedByte
  83   short DemoRandomSeed;                         /* little endian format */
  84 } LevelInfoType;
  85 #define HAS_LevelInfoType
  86 #endif
  87
  88 struct GlobalInfo_SP
  89 {
  90 };
  91
  92 struct GameInfo_SP
  93 {
  94   boolean LevelSolved;
  95   boolean GameOver;
  96
  97   /* needed for updating panel */
  98   int time_played;
  99   int infotrons_still_needed;
 100   int red_disk_count;
 101   int score;
 102
 103   /* needed for engine snapshots */
 104   char **preceding_buffer;
 105   int preceding_buffer_size;
 106
 107   int scroll_xoffset, scroll_yoffset;
 108 };
 109
 110 struct DemoInfo_SP
 111 {
 112   boolean is_available;         /* structure contains valid demo */
 113
 114   int level_nr;                 /* number of corresponding level */
 115
 116   int length;                   /* number of demo entries */
 117   byte data[SP_MAX_TAPE_LEN];   /* array of demo entries */
 118 };
 119
 120 struct LevelInfo_SP
 121 {
 122   LevelInfoType header;
 123   byte header_raw_bytes[SP_HEADER_SIZE];
 124
 125   int width, height;
 126
 127   byte playfield[SP_MAX_PLAYFIELD_WIDTH][SP_MAX_PLAYFIELD_HEIGHT];
 128
 129   struct DemoInfo_SP demo;
 130
 131   /* used for runtime values */
 132   struct GameInfo_SP *game_sp;
 133 };
 134
 135 struct GraphicInfo_SP
 136 {
 137   Bitmap *bitmap;
 138   int src_x, src_y;
 139   int src_offset_x, src_offset_y;
 140   int dst_offset_x, dst_offset_y;
 141   int width, height;
 142
 143   Bitmap *crumbled_bitmap;
 144   int crumbled_src_x, crumbled_src_y;
 145   int crumbled_border_size;
 146
 147   boolean has_crumbled_graphics;
 148   boolean preserve_background;
 149
 150   int unique_identifier;        /* used to identify needed screen updates */
 151 };
 152
 153 struct EngineSnapshotInfo_SP
 154 {
 155   struct GameInfo_SP game_sp;
 156
 157   int PlayField16[SP_MAX_PLAYFIELD_SIZE + SP_HEADER_SIZE];
 158   byte PlayField8[SP_MAX_PLAYFIELD_SIZE + SP_HEADER_SIZE];
 159   byte DisPlayField[SP_MAX_PLAYFIELD_SIZE + SP_HEADER_SIZE];
 160
 161   int AnimationPosTable[SP_MAX_PLAYFIELD_SIZE];
 162   byte AnimationSubTable[SP_MAX_PLAYFIELD_SIZE];
 163   byte TerminalState[SP_MAX_PLAYFIELD_SIZE + SP_HEADER_SIZE];
 164 };
 165
 166
 167 /* ------------------------------------------------------------------------- */
 168 /* exported functions                                                        */
 169 /* ------------------------------------------------------------------------- */
 170
 171 extern struct GlobalInfo_SP global_sp_info;
 172 extern struct GameInfo_SP game_sp;
 173 extern struct LevelInfo_SP native_sp_level;
 174 extern struct GraphicInfo_SP graphic_info_sp_object[TILE_MAX][8];
 175 extern struct GraphicInfo_SP graphic_info_sp_player[MAX_PLAYERS][SPR_MAX][8];
 176 extern struct EngineSnapshotInfo_SP engine_snapshot_sp;
 177
 178 extern void sp_open_all(void);
 179 extern void sp_close_all(void);
 180
 181 extern void InitPrecedingPlayfieldMemory(void);
 182 extern void InitGfxBuffers_SP(void);
 183
 184 extern void InitGameEngine_SP(void);
 185 extern void GameActions_SP(byte *, boolean);
 186
 187 extern unsigned int InitEngineRandom_SP(int);
 188
 189 extern void setLevelInfoToDefaults_SP(void);
 190 extern void copyInternalEngineVars_SP(void);
 191 extern boolean LoadNativeLevel_SP(char *, int, boolean);
 192 extern void SaveNativeLevel_SP(char *);
 193
 194 extern int getFieldbufferOffsetX_SP(void);
 195 extern int getFieldbufferOffsetY_SP(void);
 196
 197 extern void BlitScreenToBitmap_SP(Bitmap *);
 198 extern void RedrawPlayfield_SP(boolean);
 199
 200 extern void LoadEngineSnapshotValues_SP(void);
 201 extern void SaveEngineSnapshotValues_SP(ListNode **);
 202
 203 extern int map_key_RND_to_SP(int);
 204 extern int map_key_SP_to_RND(int);
 205
 206 extern int getRedDiskReleaseFlag_SP(void);
 207
 208 #endif  /* GAME_SP_EXPORT_H */