X-Git-Url: https://git.artsoft.org/?a=blobdiff_plain;f=src%2Fgame.c;h=f8289cc9138937767facf986edaa3b21fa908628;hb=564a563aee2c9fdb37116d41342b36eda63c1f6a;hp=c81c860348d9a261e18471ca5b17671fbf545a22;hpb=4d331e6a8db3d4b6f1006a70a0fad6f02323c9b9;p=rocksndiamonds.git diff --git a/src/game.c b/src/game.c index c81c8603..f8289cc9 100644 --- a/src/game.c +++ b/src/game.c @@ -101,7 +101,13 @@ #define GET_MAX_MOVE_DELAY(e) ( (element_info[e].move_delay_fixed) + \ (element_info[e].move_delay_random)) -#if 1 +#define ELEMENT_CAN_ENTER_FIELD_BASE(e, x, y, condition) \ + (IN_LEV_FIELD(x, y) && (IS_FREE(x, y) || \ + (CAN_MOVE_INTO_ACID(e) && \ + Feld[x][y] == EL_ACID) || \ + (condition))) + +#if 0 #define ELEMENT_CAN_ENTER_FIELD_GENERIC(e, x, y, condition) \ (IN_LEV_FIELD(x, y) && (IS_FREE(x, y) || \ (condition) || \ @@ -112,8 +118,11 @@ #define ELEMENT_CAN_ENTER_FIELD_GENERIC(e, x, y, condition) \ (IN_LEV_FIELD(x, y) && (IS_FREE(x, y) || \ (condition) || \ + (CAN_MOVE_INTO_ACID(e) && \ + Feld[x][y] == EL_ACID) || \ (DONT_COLLIDE_WITH(e) && \ - IS_FREE_OR_PLAYER(x, y)))) + IS_PLAYER(x, y) && \ + !PLAYER_ENEMY_PROTECTED(x, y)))) #endif #define ELEMENT_CAN_ENTER_FIELD_GENERIC_2(x, y, condition) \ @@ -129,7 +138,11 @@ #define ELEMENT_CAN_ENTER_FIELD_OR_ACID_2(x, y) \ ELEMENT_CAN_ENTER_FIELD_GENERIC_2(x, y, (Feld[x][y] == EL_ACID)) -#define ENEMY_CAN_ENTER_FIELD(x, y) (IN_LEV_FIELD(x, y) && IS_FREE(x, y)) +#if 0 +#define ENEMY_CAN_ENTER_FIELD(e, x, y) (IN_LEV_FIELD(x, y) && IS_FREE(x, y)) +#else +#define ENEMY_CAN_ENTER_FIELD(e, x, y) ELEMENT_CAN_ENTER_FIELD_BASE(e, x, y, 0) +#endif #define YAMYAM_CAN_ENTER_FIELD(x, y) \ (IN_LEV_FIELD(x, y) && (IS_FREE_OR_PLAYER(x, y) || \ @@ -153,17 +166,6 @@ Feld[x][y] == EL_EXIT_OPEN || \ Feld[x][y] == EL_ACID)) -#if 0 -#if 1 -#define MAZE_RUNNER_CAN_ENTER_FIELD(x, y) \ - (IN_LEV_FIELD(x, y) && IS_FREE(x, y)) -#else -#define MAZE_RUNNER_CAN_ENTER_FIELD(x, y) \ - (IN_LEV_FIELD(x, y) && (IS_FREE(x, y) || \ - IS_FOOD_DARK_YAMYAM(Feld[x][y]))) -#endif -#endif - #define GROUP_NR(e) ((e) - EL_GROUP_START) #define MOVE_ENTER_EL(e) (element_info[e].move_enter_element) #define IS_IN_GROUP(e, nr) (element_info[e].in_group[nr] == TRUE) @@ -172,7 +174,7 @@ #define IS_EQUAL_OR_IN_GROUP(e, ge) \ (IS_GROUP_ELEMENT(ge) ? IS_IN_GROUP(e, GROUP_NR(ge)) : (e) == (ge)) -#if 1 +#if 0 #define CE_ENTER_FIELD_COND(e, x, y) \ (!IS_PLAYER(x, y) && \ (Feld[x][y] == EL_ACID || \ @@ -180,10 +182,7 @@ #else #define CE_ENTER_FIELD_COND(e, x, y) \ (!IS_PLAYER(x, y) && \ - (Feld[x][y] == EL_ACID || \ - Feld[x][y] == MOVE_ENTER_EL(e) || \ - (IS_GROUP_ELEMENT(MOVE_ENTER_EL(e)) && \ - IS_IN_GROUP_EL(Feld[x][y], MOVE_ENTER_EL(e))))) + IS_EQUAL_OR_IN_GROUP(Feld[x][y], MOVE_ENTER_EL(e))) #endif #define CUSTOM_ELEMENT_CAN_ENTER_FIELD(e, x, y) \ @@ -862,6 +861,36 @@ static void InitField(int x, int y, boolean init_game) } } +static inline void InitField_WithBug1(int x, int y, boolean init_game) +{ + InitField(x, y, init_game); + + /* not needed to call InitMovDir() -- already done by InitField()! */ + if (game.engine_version < VERSION_IDENT(3,0,9,0) && + CAN_MOVE(Feld[x][y])) + InitMovDir(x, y); +} + +static inline void InitField_WithBug2(int x, int y, boolean init_game) +{ + int old_element = Feld[x][y]; + + InitField(x, y, init_game); + + /* not needed to call InitMovDir() -- already done by InitField()! */ + if (game.engine_version < VERSION_IDENT(3,0,9,0) && + CAN_MOVE(old_element) && + (old_element < EL_MOLE_LEFT || old_element > EL_MOLE_DOWN)) + InitMovDir(x, y); + + /* this case is in fact a combination of not less than three bugs: + first, it calls InitMovDir() for elements that can move, although this is + already done by InitField(); then, it checks the element that was at this + field _before_ the call to InitField() (which can change it) + + */ +} + void DrawGameDoorValues() { int i, j; @@ -2306,8 +2335,25 @@ void RemoveMovingField(int x, int y) if (IS_MOVING(x, y)) { Moving2Blocked(x, y, &newx, &newy); +#if 0 if (Feld[newx][newy] != EL_BLOCKED) return; +#else + if (Feld[newx][newy] != EL_BLOCKED) + { + /* element is moving, but target field is not free (blocked), but + already occupied by something different (example: acid pool); + in this case, only remove the moving field, but not the target */ + + RemoveField(oldx, oldy); + + Store[oldx][oldy] = Store2[oldx][oldy] = 0; + + DrawLevelField(oldx, oldy); + + return; + } +#endif } else if (element == EL_BLOCKED) { @@ -2866,11 +2912,21 @@ void Explode(int ex, int ey, int phase, int mode) ChangeDelay[x][y] = 0; ChangePage[x][y] = -1; +#if 1 + InitField_WithBug2(x, y, FALSE); +#else InitField(x, y, FALSE); #if 1 /* !!! not needed !!! */ +#if 1 + if (game.engine_version < VERSION_IDENT(3,0,9,0) && + CAN_MOVE(Feld[x][y]) && Feld[x][y] != EL_MOLE) + InitMovDir(x, y); +#else if (CAN_MOVE(element)) InitMovDir(x, y); +#endif +#endif #endif DrawLevelField(x, y); @@ -3061,23 +3117,42 @@ void Bang(int x, int y) void SplashAcid(int x, int y) { +#if 1 + if (IN_LEV_FIELD(x - 1, y - 1) && IS_FREE(x - 1, y - 1) && + (!IN_LEV_FIELD(x - 1, y - 2) || + !CAN_FALL(MovingOrBlocked2Element(x - 1, y - 2)))) + Feld[x - 1][y - 1] = EL_ACID_SPLASH_LEFT; + + if (IN_LEV_FIELD(x + 1, y - 1) && IS_FREE(x + 1, y - 1) && + (!IN_LEV_FIELD(x + 1, y - 2) || + !CAN_FALL(MovingOrBlocked2Element(x + 1, y - 2)))) + Feld[x + 1][y - 1] = EL_ACID_SPLASH_RIGHT; + + PlayLevelSound(x, y, SND_ACID_SPLASHING); +#else + /* input: position of element entering acid (obsolete) */ + int element = Feld[x][y]; + if (!IN_LEV_FIELD(x, y + 1) || Feld[x][y + 1] != EL_ACID) + return; + if (element != EL_ACID_SPLASH_LEFT && element != EL_ACID_SPLASH_RIGHT) { PlayLevelSound(x, y, SND_ACID_SPLASHING); - if (IN_LEV_FIELD(x-1, y) && IS_FREE(x-1, y) && - (!IN_LEV_FIELD(x-1, y-1) || - !CAN_FALL(MovingOrBlocked2Element(x-1, y-1)))) - Feld[x-1][y] = EL_ACID_SPLASH_LEFT; + if (IN_LEV_FIELD(x - 1, y) && IS_FREE(x - 1, y) && + (!IN_LEV_FIELD(x - 1, y - 1) || + !CAN_FALL(MovingOrBlocked2Element(x - 1, y - 1)))) + Feld[x - 1][y] = EL_ACID_SPLASH_LEFT; - if (IN_LEV_FIELD(x+1, y) && IS_FREE(x+1, y) && - (!IN_LEV_FIELD(x+1, y-1) || - !CAN_FALL(MovingOrBlocked2Element(x+1, y-1)))) - Feld[x+1][y] = EL_ACID_SPLASH_RIGHT; + if (IN_LEV_FIELD(x + 1, y) && IS_FREE(x + 1, y) && + (!IN_LEV_FIELD(x + 1, y - 1) || + !CAN_FALL(MovingOrBlocked2Element(x + 1, y - 1)))) + Feld[x + 1][y] = EL_ACID_SPLASH_RIGHT; } +#endif } static void InitBeltMovement() @@ -3454,7 +3529,7 @@ void Impact(int x, int y) if (!lastline && smashed == EL_ACID) /* element falls into acid */ { - SplashAcid(x, y); + SplashAcid(x, y + 1); return; } @@ -3705,9 +3780,9 @@ inline static void TurnRoundExt(int x, int y) { TestIfBadThingTouchesOtherBadThing(x, y); - if (ENEMY_CAN_ENTER_FIELD(right_x, right_y)) + if (ENEMY_CAN_ENTER_FIELD(element, right_x, right_y)) MovDir[x][y] = right_dir; - else if (!ENEMY_CAN_ENTER_FIELD(move_x, move_y)) + else if (!ENEMY_CAN_ENTER_FIELD(element, move_x, move_y)) MovDir[x][y] = left_dir; if (element == EL_BUG && MovDir[x][y] != old_move_dir) @@ -3720,9 +3795,9 @@ inline static void TurnRoundExt(int x, int y) { TestIfBadThingTouchesOtherBadThing(x, y); - if (ENEMY_CAN_ENTER_FIELD(left_x, left_y)) + if (ENEMY_CAN_ENTER_FIELD(element, left_x, left_y)) MovDir[x][y] = left_dir; - else if (!ENEMY_CAN_ENTER_FIELD(move_x, move_y)) + else if (!ENEMY_CAN_ENTER_FIELD(element, move_x, move_y)) MovDir[x][y] = right_dir; if ((element == EL_SPACESHIP || @@ -4347,7 +4422,9 @@ static boolean JustBeingPushed(int x, int y) void StartMoving(int x, int y) { +#if 0 boolean use_spring_bug = (game.engine_version < VERSION_IDENT(2,2,0,0)); +#endif boolean started_moving = FALSE; /* some elements can fall _and_ move */ int element = Feld[x][y]; @@ -4496,7 +4573,7 @@ void StartMoving(int x, int y) else if (CAN_FALL(element) && Feld[x][y + 1] == EL_ACID) #endif { - SplashAcid(x, y); + SplashAcid(x, y + 1); InitMovingField(x, y, MV_DOWN); started_moving = TRUE; @@ -4544,7 +4621,7 @@ void StartMoving(int x, int y) Impact(x, y); } - else if (IS_FREE(x, y + 1) && element == EL_SPRING && use_spring_bug) + else if (IS_FREE(x, y + 1) && element == EL_SPRING && level.use_spring_bug) { if (MovDir[x][y] == MV_NO_MOVING) { @@ -4901,6 +4978,18 @@ void StartMoving(int x, int y) #endif } +#if 1 +#if 1 + else if (CAN_MOVE_INTO_ACID(element) && + IN_LEV_FIELD(newx, newy) && Feld[newx][newy] == EL_ACID && + (MovDir[x][y] == MV_DOWN || + game.engine_version > VERSION_IDENT(3,0,8,0))) +#else + else if (CAN_MOVE_INTO_ACID(element) && MovDir[x][y] == MV_DOWN && + IN_LEV_FIELD(newx, newy) && Feld[newx][newy] == EL_ACID) +#endif +#else + else if ((element == EL_PENGUIN || element == EL_ROBOT || element == EL_SATELLITE || @@ -4908,8 +4997,9 @@ void StartMoving(int x, int y) IS_CUSTOM_ELEMENT(element)) && IN_LEV_FIELD(newx, newy) && MovDir[x][y] == MV_DOWN && Feld[newx][newy] == EL_ACID) +#endif { - SplashAcid(x, y); + SplashAcid(newx, newy); Store[x][y] = EL_ACID; } else if (element == EL_PENGUIN && IN_LEV_FIELD(newx, newy)) @@ -5124,8 +5214,15 @@ void StartMoving(int x, int y) AmoebaCnt[AmoebaNr[newx][newy]]--; } +#if 0 + /* !!! test !!! */ + if (IS_MOVING(newx, newy) || IS_BLOCKED(newx, newy)) +#else if (IS_MOVING(newx, newy)) +#endif + { RemoveMovingField(newx, newy); + } else { Feld[newx][newy] = EL_EMPTY; @@ -5228,22 +5325,22 @@ void ContinueMoving(int x, int y) int nextx = newx + dx, nexty = newy + dy; #endif #if 1 - boolean pushed = (Pushed[x][y] && IS_PLAYER(x, y)); + boolean pushed_by_player = (Pushed[x][y] && IS_PLAYER(x, y)); boolean pushed_by_conveyor = (Pushed[x][y] && !IS_PLAYER(x, y)); #else - boolean pushed = Pushed[x][y]; + boolean pushed_by_player = Pushed[x][y]; #endif MovPos[x][y] += getElementMoveStepsize(x, y); #if 0 - if (pushed && IS_PLAYER(x, y)) + if (pushed_by_player && IS_PLAYER(x, y)) { /* special case: moving object pushed by player */ MovPos[x][y] = SIGN(MovPos[x][y]) * (TILEX - ABS(PLAYERINFO(x,y)->MovPos)); } #else - if (pushed) /* special case: moving object pushed by player */ + if (pushed_by_player) /* special case: moving object pushed by player */ MovPos[x][y] = SIGN(MovPos[x][y]) * (TILEX - ABS(PLAYERINFO(x,y)->MovPos)); #endif @@ -5397,7 +5494,7 @@ void ContinueMoving(int x, int y) Stop[newx][newy] = TRUE; /* ignore this element until the next frame */ /* prevent pushed element from moving on in pushed direction */ - if (pushed && CAN_MOVE(element) && + if (pushed_by_player && CAN_MOVE(element) && element_info[element].move_pattern & MV_ANY_DIRECTION && !(element_info[element].move_pattern & direction)) TurnRound(newx, newy); @@ -5409,7 +5506,7 @@ void ContinueMoving(int x, int y) MovDir[newx][newy] = 0; #endif - if (!pushed) /* special case: moving object pushed by player */ + if (!pushed_by_player) { WasJustMoving[newx][newy] = 3; @@ -6439,9 +6536,13 @@ static void ChangeElementNowExt(int x, int y, int target_element) if (element_info[Feld[x][y]].move_direction_initial == MV_START_PREVIOUS) MovDir[x][y] = previous_move_direction; +#if 1 + InitField_WithBug1(x, y, FALSE); +#else InitField(x, y, FALSE); if (CAN_MOVE(Feld[x][y])) InitMovDir(x, y); +#endif DrawLevelField(x, y); @@ -7239,7 +7340,19 @@ void GameActions() #endif #if 1 + /* for downwards compatibility, the following code emulates a fixed bug that + occured when pushing elements (causing elements that just made their last + pushing step to already (if possible) make their first falling step in the + same game frame, which is bad); this code is also needed to use the famous + "spring push bug" which is used in older levels and might be wanted to be + used also in newer levels, but in this case the buggy pushing code is only + affecting the "spring" element and no other elements */ + +#if 1 + if (game.engine_version < VERSION_IDENT(2,2,0,7) || level.use_spring_bug) +#else if (game.engine_version < VERSION_IDENT(2,2,0,7)) +#endif { for (i = 0; i < MAX_PLAYERS; i++) { @@ -7247,8 +7360,15 @@ void GameActions() int x = player->jx; int y = player->jy; +#if 1 + if (player->active && player->is_pushing && player->is_moving && + IS_MOVING(x, y) && + (game.engine_version < VERSION_IDENT(2,2,0,7) || + Feld[x][y] == EL_SPRING)) +#else if (player->active && player->is_pushing && player->is_moving && IS_MOVING(x, y)) +#endif { ContinueMoving(x, y); @@ -7915,7 +8035,7 @@ boolean MovePlayerOneStep(struct PlayerInfo *player, { if (element == EL_ACID && dx == 0 && dy == 1) { - SplashAcid(jx, jy); + SplashAcid(new_jx, new_jy); Feld[jx][jy] = EL_PLAYER_1; InitMovingField(jx, jy, MV_DOWN); Store[jx][jy] = EL_ACID; @@ -8972,7 +9092,9 @@ int DigField(struct PlayerInfo *player, CH_SIDE_BOTTOM, /* moving up */ CH_SIDE_TOP, /* moving down */ }; +#if 0 boolean use_spring_bug = (game.engine_version < VERSION_IDENT(2,2,0,0)); +#endif int jx = oldx, jy = oldy; int dx = x - jx, dy = y - jy; int nextx = x + dx, nexty = y + dy; @@ -9386,7 +9508,7 @@ int DigField(struct PlayerInfo *player, return MF_NO_ACTION; if (CAN_FALL(element) && IN_LEV_FIELD(x, y + 1) && IS_FREE(x, y + 1) && - !(element == EL_SPRING && use_spring_bug)) + !(element == EL_SPRING && level.use_spring_bug)) return MF_NO_ACTION; #if 1 @@ -9803,9 +9925,13 @@ boolean DropElement(struct PlayerInfo *player) if (Feld[jx][jy] == new_element) /* uninitialized unless CE change */ { +#if 1 + InitField_WithBug1(jx, jy, FALSE); +#else InitField(jx, jy, FALSE); if (CAN_MOVE(Feld[jx][jy])) InitMovDir(jx, jy); +#endif } new_element = Feld[jx][jy];