f9dcecc5b63d377473810d2a8611166c5b9bd0cd
[rocksndiamonds.git] / 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 (native_sp_level.width <= SCR_FIELDX)
35     game_sp.scroll_xoffset = TILEX / 2;
36   if (native_sp_level.height <= SCR_FIELDY)
37     game_sp.scroll_yoffset = TILEY / 2;
38
39   for (x = 0; x < SP_MAX_PLAYFIELD_WIDTH; x++)
40   {
41     for (y = 0; y < SP_MAX_PLAYFIELD_HEIGHT; y++)
42     {
43       GfxElementLast[x][y] = -1;
44       GfxGraphicLast[x][y] = -1;
45       GfxGraphic[x][y] = -1;
46       GfxFrame[x][y] = 0;
47     }
48   }
49
50   InitScrollPlayfield();
51
52   menPlay_Click();
53 }
54
55 void RedrawPlayfield_SP(boolean force_redraw)
56 {
57   if (force_redraw)
58     RestorePlayfield();
59
60   UpdatePlayfield(force_redraw);
61 }
62
63 void UpdateGameDoorValues_SP()
64 {
65   game_sp.time_played = TimerVar / FRAMES_PER_SECOND;
66   game_sp.infotrons_still_needed = InfotronsNeeded;
67   game_sp.red_disk_count = RedDiskCount;
68   game_sp.score = 0;            // (currently no score in Supaplex engine)
69 }
70
71 void GameActions_SP(byte action[MAX_PLAYERS], boolean warp_mode)
72 {
73   byte single_player_action = action[0];
74   int x, y;
75
76   UpdateEngineValues(mScrollX / TILEX, mScrollY / TILEY);
77
78   subMainGameLoop_Main(single_player_action, warp_mode);
79
80   RedrawPlayfield_SP(FALSE);
81
82   UpdateGameDoorValues_SP();
83
84   CheckSingleStepMode_SP(PlayField16[MurphyPosIndex] == fiMurphy,
85                          HighByte(PlayField16[MurphyPosIndex]) == 0x2A);
86
87   for (x = DisplayMinX; x <= DisplayMaxX; x++)
88     for (y = DisplayMinY; y <= DisplayMaxY; y++)
89       GfxFrame[x][y]++;
90 }
91
92 int getRedDiskReleaseFlag_SP()
93 {
94   return RedDiskReleaseFlag;
95 }