X-Git-Url: https://git.artsoft.org/?a=blobdiff_plain;f=src%2Ffiles.c;h=329e4e931187c1eb55abe3cf08d88708a5162c6c;hb=70e95507923cc6cfb20d9e9a74e8f5cc5f6e44de;hp=7a29e1eebac839ff06d01b1bc3a068a3404a3c38;hpb=7992b03de18aad8527835dfa03375f3a30a7e673;p=rocksndiamonds.git diff --git a/src/files.c b/src/files.c index 7a29e1ee..329e4e93 100644 --- a/src/files.c +++ b/src/files.c @@ -182,6 +182,12 @@ static struct LevelFileConfigInfo chunk_config_INFO[] = &li.gems_needed, 0 }, + { + -1, -1, + TYPE_INTEGER, CONF_VALUE_32_BIT(2), + &li.random_seed, 0 + }, + { -1, -1, TYPE_BOOLEAN, CONF_VALUE_8_BIT(2), @@ -218,6 +224,12 @@ static struct LevelFileConfigInfo chunk_config_INFO[] = &li.dont_collide_with_bits, ~0 /* default: always deadly */ }, + { + -1, -1, + TYPE_BOOLEAN, CONF_VALUE_8_BIT(8), + &li.em_explodes_by_fire, FALSE + }, + { -1, -1, TYPE_INTEGER, CONF_VALUE_16_BIT(5), @@ -870,8 +882,8 @@ static struct LevelFileConfigInfo chunk_config_CUSX_base[] = { -1, -1, TYPE_ELEMENT, CONF_VALUE_16_BIT(1), - &xx_ei.gfx_element, EL_EMPTY_SPACE, - &yy_ei.gfx_element + &xx_ei.gfx_element_initial, EL_EMPTY_SPACE, + &yy_ei.gfx_element_initial }, { @@ -1202,7 +1214,7 @@ static struct LevelFileConfigInfo chunk_config_GRPX[] = { -1, -1, TYPE_ELEMENT, CONF_VALUE_16_BIT(1), - &xx_ei.gfx_element, EL_EMPTY_SPACE + &xx_ei.gfx_element_initial, EL_EMPTY_SPACE }, { @@ -1575,8 +1587,10 @@ static void setLevelInfoToDefaults(struct LevelInfo *level) *level = li; /* copy temporary buffer back to level data */ setLevelInfoToDefaults_EM(); + setLevelInfoToDefaults_SP(); level->native_em_level = &native_em_level; + level->native_sp_level = &native_sp_level; level->file_version = FILE_VERSION_ACTUAL; level->game_version = GAME_VERSION_ACTUAL; @@ -1756,19 +1770,26 @@ static char *getLevelFilenameFromBasename(char *basename) static int getFileTypeFromBasename(char *basename) { + /* !!! ALSO SEE COMMENT IN checkForPackageFromBasename() !!! */ + static char *filename = NULL; struct stat file_status; /* ---------- try to determine file type from filename ---------- */ /* check for typical filename of a Supaplex level package file */ +#if 1 + if (strlen(basename) == 10 && strPrefixLower(basename, "levels.d")) + return LEVEL_FILE_TYPE_SP; +#else if (strlen(basename) == 10 && (strncmp(basename, "levels.d", 8) == 0 || strncmp(basename, "LEVELS.D", 8) == 0)) return LEVEL_FILE_TYPE_SP; +#endif /* check for typical filename of a Diamond Caves II level package file */ - if (strSuffix(basename, ".dc") || - strSuffix(basename, ".dc2")) + if (strSuffixLower(basename, ".dc") || + strSuffixLower(basename, ".dc2")) return LEVEL_FILE_TYPE_DC; /* ---------- try to determine file type from filesize ---------- */ @@ -1786,6 +1807,14 @@ static int getFileTypeFromBasename(char *basename) return LEVEL_FILE_TYPE_UNKNOWN; } +static boolean checkForPackageFromBasename(char *basename) +{ + /* !!! WON'T WORK ANYMORE IF getFileTypeFromBasename() ALSO DETECTS !!! + !!! SINGLE LEVELS (CURRENTLY ONLY DETECTS LEVEL PACKAGES !!! */ + + return (getFileTypeFromBasename(basename) != LEVEL_FILE_TYPE_UNKNOWN); +} + static char *getSingleLevelBasename(int nr) { static char basename[MAX_FILENAME_LEN]; @@ -1939,6 +1968,9 @@ static void determineLevelFileInfo_Filename(struct LevelFileInfo *lfi) setLevelFileInfo_FormatLevelFilename(lfi, filetype, leveldir_current->level_filename, nr); + + lfi->packed = checkForPackageFromBasename(leveldir_current->level_filename); + if (fileExists(lfi->filename)) return; } @@ -2023,6 +2055,7 @@ int getMappedElement(int element) case EL_KEY_OBSOLETE: element = EL_KEY_1; + break; case EL_EM_KEY_1_FILE_OBSOLETE: element = EL_EM_KEY_1; @@ -2428,7 +2461,7 @@ static int LoadLevel_CUS3(FILE *file, int chunk_size, struct LevelInfo *level) ReadUnusedBytesFromFile(file, 7); ei->use_gfx_element = getFile8Bit(file); - ei->gfx_element = getMappedElement(getFile16BitBE(file)); + ei->gfx_element_initial = getMappedElement(getFile16BitBE(file)); ei->collect_score_initial = getFile8Bit(file); ei->collect_count_initial = getFile8Bit(file); @@ -2527,7 +2560,7 @@ static int LoadLevel_CUS4(FILE *file, int chunk_size, struct LevelInfo *level) ei->use_last_ce_value = getFile8Bit(file); ei->use_gfx_element = getFile8Bit(file); - ei->gfx_element = getMappedElement(getFile16BitBE(file)); + ei->gfx_element_initial = getMappedElement(getFile16BitBE(file)); ei->collect_score_initial = getFile8Bit(file); ei->collect_count_initial = getFile8Bit(file); @@ -2660,7 +2693,7 @@ static int LoadLevel_GRP1(FILE *file, int chunk_size, struct LevelInfo *level) group->num_elements = getFile8Bit(file); ei->use_gfx_element = getFile8Bit(file); - ei->gfx_element = getMappedElement(getFile16BitBE(file)); + ei->gfx_element_initial = getMappedElement(getFile16BitBE(file)); group->choice_mode = getFile8Bit(file); @@ -3786,30 +3819,13 @@ void CopyNativeLevel_EM_to_RND(struct LevelInfo *level) } } -static void LoadLevelFromFileInfo_EM(struct LevelInfo *level, - struct LevelFileInfo *level_file_info) -{ - if (!LoadNativeLevel_EM(level_file_info->filename)) - level->no_valid_file = TRUE; -} - -void CopyNativeLevel_RND_to_Native(struct LevelInfo *level) -{ - if (level->game_engine_type == GAME_ENGINE_TYPE_EM) - CopyNativeLevel_RND_to_EM(level); -} - -void CopyNativeLevel_Native_to_RND(struct LevelInfo *level) -{ - if (level->game_engine_type == GAME_ENGINE_TYPE_EM) - CopyNativeLevel_EM_to_RND(level); -} - /* ------------------------------------------------------------------------- */ /* functions for loading SP level */ /* ------------------------------------------------------------------------- */ +#if 0 + #define NUM_SUPAPLEX_LEVELS_PER_PACKAGE 111 #define SP_LEVEL_SIZE 1536 #define SP_LEVEL_XSIZE 60 @@ -4000,7 +4016,8 @@ static void LoadLevelFromFileInfo_SP(struct LevelInfo *level, } /* position file stream to the requested level inside the level package */ - if (fseek(file, nr * SP_LEVEL_SIZE, SEEK_SET) != 0) + if (level_file_info->packed && + fseek(file, nr * SP_LEVEL_SIZE, SEEK_SET) != 0) { level->no_valid_file = TRUE; @@ -4154,6 +4171,187 @@ static void LoadLevelFromFileInfo_SP(struct LevelInfo *level, *level = multipart_level; } +#endif + +void CopyNativeLevel_RND_to_SP(struct LevelInfo *level) +{ + struct LevelInfo_SP *level_sp = level->native_sp_level; + LevelInfoType *header = &level_sp->header; + int i, x, y; + + level_sp->width = level->fieldx; + level_sp->height = level->fieldy; + + for (x = 0; x < level->fieldx; x++) + { + for (y = 0; y < level->fieldy; y++) + { + int element_old = level->field[x][y]; + int element_new; + + if (element_old >= EL_SP_START && + element_old <= EL_SP_END) + element_new = element_old - EL_SP_START; + else if (element_old == EL_EMPTY_SPACE) + element_new = 0x00; + else if (element_old == EL_INVISIBLE_WALL) + element_new = 0x28; + else + element_new = 0x20; /* map unknown elements to yellow "hardware" */ + + level_sp->playfield[x][y] = element_new; + } + } + + header->InitialGravity = (level->initial_player_gravity[0] ? 1 : 0); + + for (i = 0; i < SP_LEVEL_NAME_LEN; i++) + header->LevelTitle[i] = level->name[i]; + /* !!! NO STRING TERMINATION IN SUPAPLEX VB CODE YET -- FIX THIS !!! */ + + header->InfotronsNeeded = level->gems_needed; + + /* !!! ADD SPECIAL PORT DATABASE STUFF !!! */ +} + +void CopyNativeLevel_SP_to_RND(struct LevelInfo *level) +{ + struct LevelInfo_SP *level_sp = level->native_sp_level; + LevelInfoType *header = &level_sp->header; + int i, x, y; + + level->fieldx = level_sp->width; + level->fieldy = level_sp->height; + + for (x = 0; x < level->fieldx; x++) + { + for (y = 0; y < level->fieldy; y++) + { + int element_old = level_sp->playfield[x][y]; + int element_new; + + if (element_old <= 0x27) + element_new = getMappedElement(EL_SP_START + element_old); + else if (element_old == 0x28) + element_new = EL_INVISIBLE_WALL; + else + { + Error(ERR_WARN, "invalid element %d at position %d, %d", + element_old, x, y); + + element_new = EL_UNKNOWN; + } + + level->field[x][y] = element_new; + } + } + + for (i = 0; i < MAX_PLAYERS; i++) + level->initial_player_gravity[i] = + (header->InitialGravity == 1 ? TRUE : FALSE); + + for (i = 0; i < SP_LEVEL_NAME_LEN; i++) + level->name[i] = header->LevelTitle[i]; + level->name[SP_LEVEL_NAME_LEN] = '\0'; + + level->gems_needed = header->InfotronsNeeded; + + for (i = 0; i < header->SpecialPortCount; i++) + { + SpecialPortType *port = &header->SpecialPort[i]; + int port_location = port->PortLocation; + int gravity = port->Gravity; + int port_x, port_y, port_element; + + port_x = (port_location / 2) % level->fieldx; + port_y = (port_location / 2) / level->fieldx; + + if (port_x < 0 || port_x >= level->fieldx || + port_y < 0 || port_y >= level->fieldy) + { + Error(ERR_WARN, "special port position (%d, %d) out of bounds", + port_x, port_y); + + continue; + } + + port_element = level->field[port_x][port_y]; + + if (port_element < EL_SP_GRAVITY_PORT_RIGHT || + port_element > EL_SP_GRAVITY_PORT_UP) + { + Error(ERR_WARN, "no special port at position (%d, %d)", port_x, port_y); + + continue; + } + + /* change previous (wrong) gravity inverting special port to either + gravity enabling special port or gravity disabling special port */ + level->field[port_x][port_y] += + (gravity == 1 ? EL_SP_GRAVITY_ON_PORT_RIGHT : + EL_SP_GRAVITY_OFF_PORT_RIGHT) - EL_SP_GRAVITY_PORT_RIGHT; + } + + /* change special gravity ports without database entries to normal ports */ + for (x = 0; x < level->fieldx; x++) + for (y = 0; y < level->fieldy; y++) + if (level->field[x][y] >= EL_SP_GRAVITY_PORT_RIGHT && + level->field[x][y] <= EL_SP_GRAVITY_PORT_UP) + level->field[x][y] += EL_SP_PORT_RIGHT - EL_SP_GRAVITY_PORT_RIGHT; + + level->time = 0; /* no time limit */ + level->amoeba_speed = 0; + level->time_magic_wall = 0; + level->time_wheel = 0; + level->amoeba_content = EL_EMPTY; + +#if 1 + /* original Supaplex does not use score values -- use default values */ +#else + for (i = 0; i < LEVEL_SCORE_ELEMENTS; i++) + level->score[i] = 0; +#endif + + /* there are no yamyams in supaplex levels */ + for (i = 0; i < level->num_yamyam_contents; i++) + for (x = 0; x < 3; x++) + for (y = 0; y < 3; y++) + level->yamyam_content[i].e[x][y] = EL_EMPTY; +} + +static void setTapeInfoToDefaults(); + +static void CopyNativeTape_SP_to_RND(struct LevelInfo *level) +{ + struct LevelInfo_SP *level_sp = level->native_sp_level; + struct DemoInfo_SP *demo = &level_sp->demo; + int i; + + /* always start with reliable default values */ + setTapeInfoToDefaults(); + + tape.level_nr = demo->level_nr; /* (currently not used) */ + tape.length = demo->length - 1; /* without "end of demo" byte */ + tape.random_seed = level_sp->header.DemoRandomSeed; + + // tape.date = + + for (i = 0; i < demo->length - 1; i++) + { + int demo_action = demo->data[i] & 0x0f; + int demo_repeat = (demo->data[i] & 0xf0) >> 4; + + tape.pos[i].action[0] = map_key_SP_to_RND(demo_action); + tape.pos[i].delay = demo_repeat + 1; + } + + tape.length_seconds = GetTapeLength(); +} + + +/* ------------------------------------------------------------------------- */ +/* functions for loading DC level */ +/* ------------------------------------------------------------------------- */ #define DC_LEVEL_HEADER_SIZE 344 @@ -6124,6 +6322,47 @@ static void LoadLevelFromFileInfo_DC(struct LevelInfo *level, #endif +/* ------------------------------------------------------------------------- */ +/* functions for handling native levels */ +/* ------------------------------------------------------------------------- */ + +static void LoadLevelFromFileInfo_EM(struct LevelInfo *level, + struct LevelFileInfo *level_file_info) +{ + if (!LoadNativeLevel_EM(level_file_info->filename)) + level->no_valid_file = TRUE; +} + +static void LoadLevelFromFileInfo_SP(struct LevelInfo *level, + struct LevelFileInfo *level_file_info) +{ + int pos = 0; + + /* determine position of requested level inside level package */ + if (level_file_info->packed) + pos = level_file_info->nr - leveldir_current->first_level; + + if (!LoadNativeLevel_SP(level_file_info->filename, pos)) + level->no_valid_file = TRUE; +} + +void CopyNativeLevel_RND_to_Native(struct LevelInfo *level) +{ + if (level->game_engine_type == GAME_ENGINE_TYPE_EM) + CopyNativeLevel_RND_to_EM(level); + else if (level->game_engine_type == GAME_ENGINE_TYPE_SP) + CopyNativeLevel_RND_to_SP(level); +} + +void CopyNativeLevel_Native_to_RND(struct LevelInfo *level) +{ + if (level->game_engine_type == GAME_ENGINE_TYPE_EM) + CopyNativeLevel_EM_to_RND(level); + else if (level->game_engine_type == GAME_ENGINE_TYPE_SP) + CopyNativeLevel_SP_to_RND(level); +} + + /* ------------------------------------------------------------------------- */ /* functions for loading generic level */ /* ------------------------------------------------------------------------- */ @@ -6147,6 +6386,7 @@ void LoadLevelFromFileInfo(struct LevelInfo *level, case LEVEL_FILE_TYPE_SP: LoadLevelFromFileInfo_SP(level, level_file_info); + level->game_engine_type = GAME_ENGINE_TYPE_SP; break; case LEVEL_FILE_TYPE_DC: @@ -6332,6 +6572,32 @@ static void LoadLevel_InitVersion(struct LevelInfo *level, char *filename) change->target_element = EL_PLAYER_1; } +#if 1 + /* try to detect and fix "Zelda" style levels, which are broken with 3.2.5 */ + if (level->game_version < VERSION_IDENT(3,2,5,0)) + { + /* This is needed to fix a problem that was caused by a bugfix in function + game.c/CheckTriggeredElementChangeExt() introduced with 3.2.5 that + corrects the behaviour when a custom element changes to another custom + element with a higher element number that has change actions defined. + Normally, only one change per frame is allowed for custom elements. + Therefore, it is checked if a custom element already changed in the + current frame; if it did, subsequent changes are suppressed. + Unfortunately, this is only checked for element changes, but not for + change actions, which are still executed. As the function above loops + through all custom elements from lower to higher, an element change + resulting in a lower CE number won't be checked again, while a target + element with a higher number will also be checked, and potential change + actions will get executed for this CE, too (which is wrong), while + further changes are ignored (which is correct). As this bugfix breaks + Zelda II (and introduces graphical bugs to Zelda I, and also breaks a + few other levels like Alan Bond's "FMV"), allow the previous, incorrect + behaviour for existing levels and tapes that make use of this bug */ + + level->use_action_after_change_bug = TRUE; + } +#else + /* !!! THIS DOES NOT FIX "Zelda I" (GRAPHICALLY) AND "Alan's FMV" LEVELS */ /* try to detect and fix "Zelda II" levels, which are broken with 3.2.5 */ { int element = EL_CUSTOM_16; @@ -6358,10 +6624,15 @@ static void LoadLevel_InitVersion(struct LevelInfo *level, char *filename) strncmp(ei->description, "scanline - row 1", 16) == 0) level->use_action_after_change_bug = TRUE; } +#endif /* not centering level after relocating player was default only in 3.2.3 */ if (level->game_version == VERSION_IDENT(3,2,3,0)) /* (no pre-releases) */ level->shifted_relocation = TRUE; + + /* EM style elements always chain-exploded in R'n'D engine before 3.2.6 */ + if (level->game_version < VERSION_IDENT(3,2,6,0)) + level->em_explodes_by_fire = TRUE; } static void LoadLevel_InitElements(struct LevelInfo *level, char *filename) @@ -6493,6 +6764,7 @@ static void LoadLevel_InitElements(struct LevelInfo *level, char *filename) /* initialize element properties for level editor etc. */ InitElementPropertiesEngine(level->game_version); InitElementPropertiesAfterLoading(level->game_version); + InitElementPropertiesGfxElement(); } static void LoadLevel_InitPlayfield(struct LevelInfo *level, char *filename) @@ -6871,7 +7143,7 @@ static void SaveLevel_CUS3(FILE *file, struct LevelInfo *level, WriteUnusedBytesToFile(file, 7); putFile8Bit(file, ei->use_gfx_element); - putFile16BitBE(file, ei->gfx_element); + putFile16BitBE(file, ei->gfx_element_initial); putFile8Bit(file, ei->collect_score_initial); putFile8Bit(file, ei->collect_count_initial); @@ -6950,7 +7222,7 @@ static void SaveLevel_CUS4(FILE *file, struct LevelInfo *level, int element) putFile8Bit(file, ei->use_last_ce_value); putFile8Bit(file, ei->use_gfx_element); - putFile16BitBE(file, ei->gfx_element); + putFile16BitBE(file, ei->gfx_element_initial); putFile8Bit(file, ei->collect_score_initial); putFile8Bit(file, ei->collect_count_initial); @@ -7061,7 +7333,7 @@ static void SaveLevel_GRP1(FILE *file, struct LevelInfo *level, int element) putFile8Bit(file, group->num_elements); putFile8Bit(file, ei->use_gfx_element); - putFile16BitBE(file, ei->gfx_element); + putFile16BitBE(file, ei->gfx_element_initial); putFile8Bit(file, group->choice_mode); @@ -7793,6 +8065,13 @@ void LoadSolutionTape(int nr) char *filename = getSolutionTapeFilename(nr); LoadTapeFromFilename(filename); + +#if 1 + if (TAPE_IS_EMPTY(tape) && + level.game_engine_type == GAME_ENGINE_TYPE_SP && + level.native_sp_level->demo.is_available) + CopyNativeTape_SP_to_RND(&level); +#endif } static void SaveTape_VERS(FILE *file, struct TapeInfo *tape) @@ -9850,6 +10129,8 @@ void CreateLevelSketchImages() Bitmap *bitmap2; int i; + InitElementPropertiesGfxElement(); + bitmap1 = CreateBitmap(TILEX, TILEY, DEFAULT_DEPTH); bitmap2 = CreateBitmap(MINI_TILEX, MINI_TILEY, DEFAULT_DEPTH); @@ -9857,7 +10138,8 @@ void CreateLevelSketchImages() { Bitmap *src_bitmap; int src_x, src_y; - int graphic = el2edimg(i); + int element = getMappedElement(i); + int graphic = el2edimg(element); char basename1[16]; char basename2[16]; char *filename1;