+ for (i = 0; i < MAX_LEVEL_NAME_LEN; i++)
+ level->name[i] = getFile8Bit(file);
+ level->name[MAX_LEVEL_NAME_LEN] = 0;
+
+ for (i = 0; i < LEVEL_SCORE_ELEMENTS; i++)
+ level->score[i] = getFile8Bit(file);
+
+ level->num_yamyam_contents = STD_ELEMENT_CONTENTS;
+ for (i = 0; i < STD_ELEMENT_CONTENTS; i++)
+ for (y = 0; y < 3; y++)
+ for (x = 0; x < 3; x++)
+ level->yamyam_content[i][x][y] = getMappedElement(getFile8Bit(file));
+
+ level->amoeba_speed = getFile8Bit(file);
+ level->time_magic_wall = getFile8Bit(file);
+ level->time_wheel = getFile8Bit(file);
+ level->amoeba_content = getMappedElement(getFile8Bit(file));
+ level->double_speed = (getFile8Bit(file) == 1 ? TRUE : FALSE);
+ level->initial_gravity = (getFile8Bit(file) == 1 ? TRUE : FALSE);
+ level->encoding_16bit_field = (getFile8Bit(file) == 1 ? TRUE : FALSE);
+ level->em_slippery_gems = (getFile8Bit(file) == 1 ? TRUE : FALSE);
+
+ level->use_custom_template = (getFile8Bit(file) == 1 ? TRUE : FALSE);
+
+ ReadUnusedBytesFromFile(file, LEVEL_HEADER_UNUSED);
+
+ return chunk_size;
+}
+
+static int LoadLevel_AUTH(FILE *file, int chunk_size, struct LevelInfo *level)
+{
+ int i;
+
+ for (i = 0; i < MAX_LEVEL_AUTHOR_LEN; i++)
+ level->author[i] = getFile8Bit(file);
+ level->author[MAX_LEVEL_NAME_LEN] = 0;
+
+ return chunk_size;
+}
+
+static int LoadLevel_BODY(FILE *file, int chunk_size, struct LevelInfo *level)
+{
+ int x, y;
+ int chunk_size_expected = level->fieldx * level->fieldy;
+
+ /* Note: "chunk_size" was wrong before version 2.0 when elements are
+ stored with 16-bit encoding (and should be twice as big then).
+ Even worse, playfield data was stored 16-bit when only yamyam content
+ contained 16-bit elements and vice versa. */
+
+ if (level->encoding_16bit_field && level->file_version >= FILE_VERSION_2_0)
+ chunk_size_expected *= 2;
+
+ if (chunk_size_expected != chunk_size)
+ {
+ ReadUnusedBytesFromFile(file, chunk_size);
+ return chunk_size_expected;
+ }
+
+ for (y = 0; y < level->fieldy; y++)
+ for (x = 0; x < level->fieldx; x++)
+ level->field[x][y] =
+ getMappedElement(level->encoding_16bit_field ? getFile16BitBE(file) :
+ getFile8Bit(file));
+ return chunk_size;
+}
+
+static int LoadLevel_CONT(FILE *file, int chunk_size, struct LevelInfo *level)
+{
+ int i, x, y;
+ int header_size = 4;
+ int content_size = MAX_ELEMENT_CONTENTS * 3 * 3;
+ int chunk_size_expected = header_size + content_size;
+
+ /* Note: "chunk_size" was wrong before version 2.0 when elements are
+ stored with 16-bit encoding (and should be twice as big then).
+ Even worse, playfield data was stored 16-bit when only yamyam content
+ contained 16-bit elements and vice versa. */
+
+ if (level->encoding_16bit_field && level->file_version >= FILE_VERSION_2_0)
+ chunk_size_expected += content_size;
+
+ if (chunk_size_expected != chunk_size)
+ {
+ ReadUnusedBytesFromFile(file, chunk_size);
+ return chunk_size_expected;
+ }
+
+ getFile8Bit(file);
+ level->num_yamyam_contents = getFile8Bit(file);
+ getFile8Bit(file);
+ getFile8Bit(file);
+
+ /* correct invalid number of content fields -- should never happen */
+ if (level->num_yamyam_contents < 1 ||
+ level->num_yamyam_contents > MAX_ELEMENT_CONTENTS)
+ level->num_yamyam_contents = STD_ELEMENT_CONTENTS;
+
+ for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
+ for (y = 0; y < 3; y++)
+ for (x = 0; x < 3; x++)
+ level->yamyam_content[i][x][y] =
+ getMappedElement(level->encoding_16bit_field ?
+ getFile16BitBE(file) : getFile8Bit(file));
+ return chunk_size;
+}
+
+static int LoadLevel_CNT2(FILE *file, int chunk_size, struct LevelInfo *level)
+{
+ int i, x, y;
+ int element;
+ int num_contents, content_xsize, content_ysize;
+ int content_array[MAX_ELEMENT_CONTENTS][3][3];
+
+ element = getMappedElement(getFile16BitBE(file));
+ num_contents = getFile8Bit(file);
+ content_xsize = getFile8Bit(file);
+ content_ysize = getFile8Bit(file);
+
+ ReadUnusedBytesFromFile(file, LEVEL_CHUNK_CNT2_UNUSED);
+
+ for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
+ for (y = 0; y < 3; y++)
+ for (x = 0; x < 3; x++)
+ content_array[i][x][y] = getMappedElement(getFile16BitBE(file));
+
+ /* correct invalid number of content fields -- should never happen */
+ if (num_contents < 1 || num_contents > MAX_ELEMENT_CONTENTS)
+ num_contents = STD_ELEMENT_CONTENTS;
+
+ if (element == EL_YAMYAM)
+ {
+ level->num_yamyam_contents = num_contents;
+
+ for (i = 0; i < num_contents; i++)
+ for (y = 0; y < 3; y++)
+ for (x = 0; x < 3; x++)
+ level->yamyam_content[i][x][y] = content_array[i][x][y];
+ }
+ else if (element == EL_BD_AMOEBA)
+ {
+ level->amoeba_content = content_array[0][0][0];
+ }
+ else
+ {
+ Error(ERR_WARN, "cannot load content for element '%d'", element);
+ }
+
+ return chunk_size;
+}
+
+static int LoadLevel_CNT3(FILE *file, int chunk_size, struct LevelInfo *level)
+{
+ int i;
+ int element;
+ int envelope_nr;
+ int envelope_len;
+ int chunk_size_expected;
+
+ element = getMappedElement(getFile16BitBE(file));
+ if (!IS_ENVELOPE(element))
+ element = EL_ENVELOPE_1;
+
+ envelope_nr = element - EL_ENVELOPE_1;
+
+ envelope_len = getFile16BitBE(file);
+
+ level->envelope_xsize[envelope_nr] = getFile8Bit(file);
+ level->envelope_ysize[envelope_nr] = getFile8Bit(file);
+
+ ReadUnusedBytesFromFile(file, LEVEL_CHUNK_CNT3_UNUSED);
+
+ chunk_size_expected = LEVEL_CHUNK_CNT3_SIZE(envelope_len);
+ if (chunk_size_expected != chunk_size)
+ {
+ ReadUnusedBytesFromFile(file, chunk_size - LEVEL_CHUNK_CNT3_HEADER);
+ return chunk_size_expected;
+ }
+
+ for (i = 0; i < envelope_len; i++)
+ level->envelope_text[envelope_nr][i] = getFile8Bit(file);
+
+ return chunk_size;
+}
+
+static int LoadLevel_CUS1(FILE *file, int chunk_size, struct LevelInfo *level)
+{
+ int num_changed_custom_elements = getFile16BitBE(file);
+ int chunk_size_expected = 2 + num_changed_custom_elements * 6;
+ int i;
+
+ if (chunk_size_expected != chunk_size)
+ {
+ ReadUnusedBytesFromFile(file, chunk_size - 2);
+ return chunk_size_expected;
+ }
+
+ for (i = 0; i < num_changed_custom_elements; i++)
+ {
+ int element = getFile16BitBE(file);
+ int properties = getFile32BitBE(file);
+
+ if (IS_CUSTOM_ELEMENT(element))
+ Properties[element][EP_BITFIELD_BASE] = properties;
+ else
+ Error(ERR_WARN, "invalid custom element number %d", element);
+ }
+
+ return chunk_size;
+}
+
+static int LoadLevel_CUS2(FILE *file, int chunk_size, struct LevelInfo *level)
+{
+ int num_changed_custom_elements = getFile16BitBE(file);
+ int chunk_size_expected = 2 + num_changed_custom_elements * 4;
+ int i;
+
+ if (chunk_size_expected != chunk_size)
+ {
+ ReadUnusedBytesFromFile(file, chunk_size - 2);
+ return chunk_size_expected;
+ }
+
+ for (i = 0; i < num_changed_custom_elements; i++)
+ {
+ int element = getFile16BitBE(file);
+ int custom_target_element = getFile16BitBE(file);
+
+ if (IS_CUSTOM_ELEMENT(element))
+ element_info[element].change->target_element = custom_target_element;
+ else
+ Error(ERR_WARN, "invalid custom element number %d", element);
+ }
+
+ return chunk_size;
+}
+
+static int LoadLevel_CUS3(FILE *file, int chunk_size, struct LevelInfo *level)
+{
+ int num_changed_custom_elements = getFile16BitBE(file);
+ int chunk_size_expected = LEVEL_CHUNK_CUS3_SIZE(num_changed_custom_elements);
+ int i, j, x, y;
+
+ if (chunk_size_expected != chunk_size)
+ {
+ ReadUnusedBytesFromFile(file, chunk_size - 2);
+ return chunk_size_expected;
+ }
+
+ for (i = 0; i < num_changed_custom_elements; i++)
+ {
+ int element = getFile16BitBE(file);
+
+ if (!IS_CUSTOM_ELEMENT(element))
+ {
+ Error(ERR_WARN, "invalid custom element number %d", element);
+
+ element = EL_INTERNAL_DUMMY;
+ }
+
+ for (j = 0; j < MAX_ELEMENT_NAME_LEN; j++)
+ element_info[element].description[j] = getFile8Bit(file);
+ element_info[element].description[MAX_ELEMENT_NAME_LEN] = 0;
+
+ Properties[element][EP_BITFIELD_BASE] = getFile32BitBE(file);
+
+ /* some free bytes for future properties and padding */
+ ReadUnusedBytesFromFile(file, 7);
+
+ element_info[element].use_gfx_element = getFile8Bit(file);
+ element_info[element].gfx_element =
+ getMappedElement(getFile16BitBE(file));
+
+ element_info[element].collect_score = getFile8Bit(file);
+ element_info[element].collect_count = getFile8Bit(file);
+
+ element_info[element].push_delay_fixed = getFile16BitBE(file);
+ element_info[element].push_delay_random = getFile16BitBE(file);
+ element_info[element].move_delay_fixed = getFile16BitBE(file);
+ element_info[element].move_delay_random = getFile16BitBE(file);
+
+ element_info[element].move_pattern = getFile16BitBE(file);
+ element_info[element].move_direction_initial = getFile8Bit(file);
+ element_info[element].move_stepsize = getFile8Bit(file);
+
+ for (y = 0; y < 3; y++)
+ for (x = 0; x < 3; x++)
+ element_info[element].content[x][y] =
+ getMappedElement(getFile16BitBE(file));
+
+ element_info[element].change->events = getFile32BitBE(file);
+
+ element_info[element].change->target_element =
+ getMappedElement(getFile16BitBE(file));
+
+ element_info[element].change->delay_fixed = getFile16BitBE(file);
+ element_info[element].change->delay_random = getFile16BitBE(file);
+ element_info[element].change->delay_frames = getFile16BitBE(file);
+
+ element_info[element].change->trigger_element =
+ getMappedElement(getFile16BitBE(file));
+
+ element_info[element].change->explode = getFile8Bit(file);
+ element_info[element].change->use_content = getFile8Bit(file);
+ element_info[element].change->only_complete = getFile8Bit(file);
+ element_info[element].change->use_random_change = getFile8Bit(file);
+
+ element_info[element].change->random = getFile8Bit(file);
+ element_info[element].change->power = getFile8Bit(file);
+
+ for (y = 0; y < 3; y++)
+ for (x = 0; x < 3; x++)
+ element_info[element].change->content[x][y] =
+ getMappedElement(getFile16BitBE(file));
+
+ element_info[element].slippery_type = getFile8Bit(file);
+
+ /* some free bytes for future properties and padding */
+ ReadUnusedBytesFromFile(file, LEVEL_CPART_CUS3_UNUSED);
+
+ /* mark that this custom element has been modified */
+ element_info[element].modified_settings = TRUE;
+ }
+
+ return chunk_size;
+}
+
+static int LoadLevel_CUS4(FILE *file, int chunk_size, struct LevelInfo *level)
+{
+ struct ElementInfo *ei;
+ int chunk_size_expected;
+ int element;
+ int i, x, y;
+
+ element = getFile16BitBE(file);
+
+ if (!IS_CUSTOM_ELEMENT(element))
+ {
+ Error(ERR_WARN, "invalid custom element number %d", element);
+
+ ReadUnusedBytesFromFile(file, chunk_size - 2);
+ return chunk_size;
+ }
+
+ ei = &element_info[element];
+
+ for (i = 0; i < MAX_ELEMENT_NAME_LEN; i++)
+ ei->description[i] = getFile8Bit(file);
+ ei->description[MAX_ELEMENT_NAME_LEN] = 0;
+
+ Properties[element][EP_BITFIELD_BASE] = getFile32BitBE(file);
+ ReadUnusedBytesFromFile(file, 4); /* reserved for more base properties */
+
+ ei->num_change_pages = getFile8Bit(file);
+
+ /* some free bytes for future base property values and padding */
+ ReadUnusedBytesFromFile(file, 5);
+
+ chunk_size_expected = LEVEL_CHUNK_CUS4_SIZE(ei->num_change_pages);
+ if (chunk_size_expected != chunk_size)
+ {
+ ReadUnusedBytesFromFile(file, chunk_size - 48);
+ return chunk_size_expected;
+ }
+
+ /* read custom property values */
+
+ ei->use_gfx_element = getFile8Bit(file);
+ ei->gfx_element = getMappedElement(getFile16BitBE(file));
+
+ ei->collect_score = getFile8Bit(file);
+ ei->collect_count = getFile8Bit(file);
+
+ ei->push_delay_fixed = getFile16BitBE(file);
+ ei->push_delay_random = getFile16BitBE(file);
+ ei->move_delay_fixed = getFile16BitBE(file);
+ ei->move_delay_random = getFile16BitBE(file);
+
+ ei->move_pattern = getFile16BitBE(file);
+ ei->move_direction_initial = getFile8Bit(file);
+ ei->move_stepsize = getFile8Bit(file);
+
+ ei->slippery_type = getFile8Bit(file);
+
+ for (y = 0; y < 3; y++)
+ for (x = 0; x < 3; x++)
+ ei->content[x][y] = getMappedElement(getFile16BitBE(file));
+
+ ei->move_enter_element = getMappedElement(getFile16BitBE(file));
+ ei->move_leave_element = getMappedElement(getFile16BitBE(file));
+ ei->move_leave_type = getFile8Bit(file);
+
+ /* some free bytes for future custom property values and padding */
+ ReadUnusedBytesFromFile(file, 7);
+
+ /* read change property values */
+
+ setElementChangePages(ei, ei->num_change_pages);
+
+ for (i = 0; i < ei->num_change_pages; i++)
+ {
+ struct ElementChangeInfo *change = &ei->change_page[i];
+
+ /* always start with reliable default values */
+ setElementChangeInfoToDefaults(change);
+
+ change->events = getFile32BitBE(file);
+
+ change->target_element = getMappedElement(getFile16BitBE(file));
+
+ change->delay_fixed = getFile16BitBE(file);
+ change->delay_random = getFile16BitBE(file);
+ change->delay_frames = getFile16BitBE(file);
+
+ change->trigger_element = getMappedElement(getFile16BitBE(file));
+
+ change->explode = getFile8Bit(file);
+ change->use_content = getFile8Bit(file);
+ change->only_complete = getFile8Bit(file);
+ change->use_random_change = getFile8Bit(file);
+
+ change->random = getFile8Bit(file);
+ change->power = getFile8Bit(file);
+
+ for (y = 0; y < 3; y++)
+ for (x = 0; x < 3; x++)
+ change->content[x][y] = getMappedElement(getFile16BitBE(file));
+
+ change->can_change = getFile8Bit(file);
+
+ change->sides = getFile8Bit(file);
+
+ if (change->sides == CH_SIDE_NONE) /* correct empty sides field */
+ change->sides = CH_SIDE_ANY;
+
+ /* some free bytes for future change property values and padding */
+ ReadUnusedBytesFromFile(file, 8);
+ }
+
+ /* mark this custom element as modified */
+ ei->modified_settings = TRUE;
+
+ return chunk_size;
+}
+
+static int LoadLevel_GRP1(FILE *file, int chunk_size, struct LevelInfo *level)
+{
+ struct ElementInfo *ei;
+ struct ElementGroupInfo *group;
+ int element;
+ int i;
+
+ element = getFile16BitBE(file);
+
+ if (!IS_GROUP_ELEMENT(element))
+ {
+ Error(ERR_WARN, "invalid group element number %d", element);
+
+ ReadUnusedBytesFromFile(file, chunk_size - 2);
+ return chunk_size;
+ }
+
+ ei = &element_info[element];
+
+ for (i = 0; i < MAX_ELEMENT_NAME_LEN; i++)
+ ei->description[i] = getFile8Bit(file);
+ ei->description[MAX_ELEMENT_NAME_LEN] = 0;
+
+ group = element_info[element].group;
+
+ group->num_elements = getFile8Bit(file);
+
+ ei->use_gfx_element = getFile8Bit(file);
+ ei->gfx_element = getMappedElement(getFile16BitBE(file));
+
+ /* some free bytes for future values and padding */
+ ReadUnusedBytesFromFile(file, 4);
+
+ for (i = 0; i < MAX_ELEMENTS_IN_GROUP; i++)
+ group->element[i] = getMappedElement(getFile16BitBE(file));
+
+ /* mark this group element as modified */
+ element_info[element].modified_settings = TRUE;
+
+ return chunk_size;
+}
+
+static void LoadLevelFromFileInfo_RND(struct LevelInfo *level,
+ struct LevelFileInfo *level_file_info)
+{
+ char *filename = level_file_info->filename;
+ char cookie[MAX_LINE_LEN];
+ char chunk_name[CHUNK_ID_LEN + 1];
+ int chunk_size;
+ FILE *file;
+
+ if (!(file = fopen(filename, MODE_READ)))
+ {
+ level->no_level_file = TRUE;
+
+ if (level != &level_template)
+ Error(ERR_WARN, "cannot read level '%s' -- using empty level", filename);
+
+ return;
+ }
+
+ getFileChunkBE(file, chunk_name, NULL);
+ if (strcmp(chunk_name, "RND1") == 0)
+ {
+ getFile32BitBE(file); /* not used */
+
+ getFileChunkBE(file, chunk_name, NULL);
+ if (strcmp(chunk_name, "CAVE") != 0)
+ {
+ Error(ERR_WARN, "unknown format of level file '%s'", filename);
+ fclose(file);
+ return;
+ }
+ }
+ else /* check for pre-2.0 file format with cookie string */
+ {
+ strcpy(cookie, chunk_name);
+ fgets(&cookie[4], MAX_LINE_LEN - 4, file);
+ if (strlen(cookie) > 0 && cookie[strlen(cookie) - 1] == '\n')
+ cookie[strlen(cookie) - 1] = '\0';
+
+ if (!checkCookieString(cookie, LEVEL_COOKIE_TMPL))
+ {
+ Error(ERR_WARN, "unknown format of level file '%s'", filename);
+ fclose(file);
+ return;
+ }
+
+ if ((level->file_version = getFileVersionFromCookieString(cookie)) == -1)
+ {
+ Error(ERR_WARN, "unsupported version of level file '%s'", filename);
+ fclose(file);
+ return;
+ }
+
+ /* pre-2.0 level files have no game version, so use file version here */
+ level->game_version = level->file_version;
+ }
+
+ if (level->file_version < FILE_VERSION_1_2)
+ {
+ /* level files from versions before 1.2.0 without chunk structure */
+ LoadLevel_HEAD(file, LEVEL_HEADER_SIZE, level);
+ LoadLevel_BODY(file, level->fieldx * level->fieldy, level);
+ }
+ else
+ {
+ static struct
+ {
+ char *name;
+ int size;
+ int (*loader)(FILE *, int, struct LevelInfo *);
+ }
+ chunk_info[] =
+ {
+ { "VERS", FILE_VERS_CHUNK_SIZE, LoadLevel_VERS },
+ { "HEAD", LEVEL_HEADER_SIZE, LoadLevel_HEAD },
+ { "AUTH", MAX_LEVEL_AUTHOR_LEN, LoadLevel_AUTH },
+ { "BODY", -1, LoadLevel_BODY },
+ { "CONT", -1, LoadLevel_CONT },
+ { "CNT2", LEVEL_CHUNK_CNT2_SIZE, LoadLevel_CNT2 },
+ { "CNT3", -1, LoadLevel_CNT3 },
+ { "CUS1", -1, LoadLevel_CUS1 },
+ { "CUS2", -1, LoadLevel_CUS2 },
+ { "CUS3", -1, LoadLevel_CUS3 },
+ { "CUS4", -1, LoadLevel_CUS4 },
+ { "GRP1", -1, LoadLevel_GRP1 },
+ { NULL, 0, NULL }
+ };
+
+ while (getFileChunkBE(file, chunk_name, &chunk_size))
+ {
+ int i = 0;
+
+ while (chunk_info[i].name != NULL &&
+ strcmp(chunk_name, chunk_info[i].name) != 0)
+ i++;
+
+ if (chunk_info[i].name == NULL)
+ {
+ Error(ERR_WARN, "unknown chunk '%s' in level file '%s'",
+ chunk_name, filename);
+ ReadUnusedBytesFromFile(file, chunk_size);
+ }
+ else if (chunk_info[i].size != -1 &&
+ chunk_info[i].size != chunk_size)
+ {
+ Error(ERR_WARN, "wrong size (%d) of chunk '%s' in level file '%s'",
+ chunk_size, chunk_name, filename);
+ ReadUnusedBytesFromFile(file, chunk_size);
+ }
+ else
+ {
+ /* call function to load this level chunk */
+ int chunk_size_expected =
+ (chunk_info[i].loader)(file, chunk_size, level);
+
+ /* the size of some chunks cannot be checked before reading other
+ chunks first (like "HEAD" and "BODY") that contain some header
+ information, so check them here */
+ if (chunk_size_expected != chunk_size)
+ {
+ Error(ERR_WARN, "wrong size (%d) of chunk '%s' in level file '%s'",
+ chunk_size, chunk_name, filename);
+ }
+ }
+ }
+ }
+
+ fclose(file);
+}
+
+/* ------------------------------------------------------------------------- */
+/* functions for loading EM level */
+/* ------------------------------------------------------------------------- */
+
+static int map_em_element_yam(int element)
+{
+ switch (element)
+ {
+ case 0x00: return EL_EMPTY;
+ case 0x01: return EL_EMERALD;
+ case 0x02: return EL_DIAMOND;
+ case 0x03: return EL_ROCK;
+ case 0x04: return EL_ROBOT;
+ case 0x05: return EL_SPACESHIP_UP;
+ case 0x06: return EL_BOMB;
+ case 0x07: return EL_BUG_UP;
+ case 0x08: return EL_AMOEBA_DROP;
+ case 0x09: return EL_NUT;
+ case 0x0a: return EL_YAMYAM;
+ case 0x0b: return EL_QUICKSAND_FULL;
+ case 0x0c: return EL_SAND;
+ case 0x0d: return EL_WALL_SLIPPERY;
+ case 0x0e: return EL_STEELWALL;
+ case 0x0f: return EL_WALL;
+ case 0x10: return EL_EM_KEY_1;
+ case 0x11: return EL_EM_KEY_2;
+ case 0x12: return EL_EM_KEY_4;
+ case 0x13: return EL_EM_KEY_3;
+ case 0x14: return EL_MAGIC_WALL;
+ case 0x15: return EL_ROBOT_WHEEL;
+ case 0x16: return EL_DYNAMITE;
+
+ case 0x17: return EL_EM_KEY_1; /* EMC */
+ case 0x18: return EL_BUG_UP; /* EMC */
+ case 0x1a: return EL_DIAMOND; /* EMC */
+ case 0x1b: return EL_EMERALD; /* EMC */
+ case 0x25: return EL_NUT; /* EMC */
+ case 0x80: return EL_EMPTY; /* EMC */
+ case 0x85: return EL_EM_KEY_1; /* EMC */
+ case 0x86: return EL_EM_KEY_2; /* EMC */
+ case 0x87: return EL_EM_KEY_4; /* EMC */
+ case 0x88: return EL_EM_KEY_3; /* EMC */
+ case 0x94: return EL_QUICKSAND_EMPTY; /* EMC */
+ case 0x9a: return EL_AMOEBA_WET; /* EMC */
+ case 0xaf: return EL_DYNAMITE; /* EMC */
+ case 0xbd: return EL_SAND; /* EMC */
+
+ default:
+ Error(ERR_WARN, "invalid level element %d", element);
+ return EL_CHAR_QUESTION;
+ }
+}
+
+static int map_em_element_field(int element)
+{
+ if (element >= 0xc8 && element <= 0xe1)
+ return EL_CHAR_A + (element - 0xc8);
+ else if (element >= 0xe2 && element <= 0xeb)
+ return EL_CHAR_0 + (element - 0xe2);
+
+ switch (element)
+ {
+ case 0x00: return EL_ROCK;
+ case 0x02: return EL_DIAMOND;
+ case 0x03: return EL_DIAMOND;
+ case 0x04: return EL_ROBOT;
+ case 0x05: return EL_ROBOT; /* EMC */
+ case 0x08: return EL_SPACESHIP_UP;
+ case 0x09: return EL_SPACESHIP_RIGHT;
+ case 0x0a: return EL_SPACESHIP_DOWN;
+ case 0x0b: return EL_SPACESHIP_LEFT;
+ case 0x0c: return EL_SPACESHIP_UP;
+ case 0x0d: return EL_SPACESHIP_RIGHT;
+ case 0x0e: return EL_SPACESHIP_DOWN;
+ case 0x0f: return EL_SPACESHIP_LEFT;
+ case 0x10: return EL_BOMB;
+ case 0x12: return EL_EMERALD;
+ case 0x13: return EL_EMERALD;
+ case 0x14: return EL_BUG_UP;
+ case 0x15: return EL_BUG_RIGHT;
+ case 0x16: return EL_BUG_DOWN;
+ case 0x17: return EL_BUG_LEFT;
+ case 0x18: return EL_BUG_UP;
+ case 0x19: return EL_BUG_RIGHT;
+ case 0x1a: return EL_BUG_DOWN;
+ case 0x1b: return EL_BUG_LEFT;
+ case 0x1c: return EL_AMOEBA_DROP;
+ case 0x20: return EL_ROCK;
+ case 0x24: return EL_MAGIC_WALL;
+ case 0x25: return EL_NUT;
+
+ /* looks like magic wheel, but is _always_ activated */
+ case 0x28: return EL_ROBOT_WHEEL; /* EMC */
+
+ case 0x29: return EL_YAMYAM;
+ case 0x2a: return EL_YAMYAM;
+ case 0x2b: return EL_YAMYAM; /* EMC */
+ case 0x2c: return EL_YAMYAM; /* EMC */
+ case 0x2d: return EL_QUICKSAND_FULL;
+ case 0x39: return EL_EXPANDABLE_WALL_HORIZONTAL; /* EMC */
+ case 0x3a: return EL_EXPANDABLE_WALL_VERTICAL; /* EMC */
+ case 0x3b: return EL_DYNAMITE_ACTIVE;
+ case 0x3c: return EL_DYNAMITE_ACTIVE;
+ case 0x3d: return EL_DYNAMITE_ACTIVE;
+ case 0x3e: return EL_DYNAMITE_ACTIVE;
+ case 0x3f: return EL_ACID_POOL_BOTTOM;
+ case 0x40: return EL_EXIT_OPEN;
+ case 0x41: return EL_EXIT_OPEN;
+ case 0x42: return EL_EXIT_OPEN;
+ case 0x43: return EL_BALLOON;
+ case 0x4e: return EL_INVISIBLE_WALL;
+ case 0x65: return EL_ACID; /* EMC */
+ case 0x73: return EL_SAND; /* EMC */
+ case 0x74: return EL_STEELWALL;
+ case 0x7b: return EL_ACID;
+ case 0x80: return EL_EMPTY;
+ case 0x81: return EL_WALL_SLIPPERY;
+ case 0x82: return EL_SAND;
+ case 0x83: return EL_STEELWALL;
+ case 0x84: return EL_WALL;
+ case 0x85: return EL_EM_KEY_1;
+ case 0x86: return EL_EM_KEY_2;
+ case 0x87: return EL_EM_KEY_4;
+ case 0x88: return EL_EM_KEY_3;
+ case 0x89: return EL_EM_GATE_1;
+ case 0x8a: return EL_EM_GATE_2;
+ case 0x8b: return EL_EM_GATE_4;
+ case 0x8c: return EL_EM_GATE_3;
+ case 0x8d: return EL_INVISIBLE_WALL; /* EMC */
+ case 0x8e: return EL_EM_GATE_1_GRAY;
+ case 0x8f: return EL_EM_GATE_2_GRAY;
+ case 0x90: return EL_EM_GATE_4_GRAY;
+ case 0x91: return EL_EM_GATE_3_GRAY;
+ case 0x92: return EL_MAGIC_WALL;
+ case 0x94: return EL_QUICKSAND_EMPTY;
+ case 0x95: return EL_ACID_POOL_TOPLEFT;
+ case 0x96: return EL_ACID_POOL_TOPRIGHT;
+ case 0x97: return EL_ACID_POOL_BOTTOMLEFT;
+ case 0x98: return EL_ACID_POOL_BOTTOMRIGHT;
+ case 0x99: return EL_ACID;
+ case 0x9a: return EL_AMOEBA_DEAD;
+ case 0x9b: return EL_AMOEBA_DEAD;
+ case 0x9c: return EL_AMOEBA_DEAD;
+ case 0x9d: return EL_AMOEBA_DEAD;
+ case 0x9e: return EL_EXIT_CLOSED;
+ case 0x9f: return EL_CHAR_LESS; /* EMC */
+ case 0x93: return EL_ROBOT_WHEEL;
+
+ /* looks like normal dust, but behaves like wall */
+ case 0xa0: return EL_WALL; /* EMC */
+
+ case 0xa8: return EL_EMC_WALL_1; /* EMC */
+ case 0xa9: return EL_EMC_WALL_2; /* EMC */
+ case 0xaa: return EL_EMC_WALL_3; /* EMC */
+ case 0xab: return EL_EMC_WALL_7; /* EMC */
+ case 0xae: return EL_CHAR_MINUS; /* EMC */
+ case 0xaf: return EL_DYNAMITE;
+ case 0xb0: return EL_EMC_STEELWALL_1; /* EMC */
+ case 0xb1: return EL_EMC_WALL_8; /* EMC */
+
+ /* (exact steel wall) */
+ case 0xb3: return EL_STEELWALL; /* EMC */
+
+ case 0xb4: return EL_WALL_SLIPPERY; /* EMC */
+ case 0xb5: return EL_EMC_WALL_6; /* EMC */
+ case 0xb6: return EL_EMC_WALL_5; /* EMC */
+ case 0xb7: return EL_EMC_WALL_4; /* EMC */
+ case 0xb8: return EL_BALLOON_SWITCH_ANY; /* EMC */
+ case 0xb9: return EL_BALLOON_SWITCH_RIGHT; /* EMC */
+ case 0xba: return EL_BALLOON_SWITCH_DOWN; /* EMC */
+ case 0xbb: return EL_BALLOON_SWITCH_LEFT; /* EMC */
+ case 0xbc: return EL_BALLOON_SWITCH_UP; /* EMC */
+ case 0xbd: return EL_SAND; /* EMC */
+ case 0xec: return EL_CHAR_PERIOD;
+ case 0xed: return EL_CHAR_EXCLAM;
+ case 0xee: return EL_CHAR_COLON;
+ case 0xef: return EL_CHAR_QUESTION;
+ case 0xf0: return EL_CHAR_GREATER;
+ case 0xf1: return EL_CHAR_COPYRIGHT;
+ case 0xfe: return EL_PLAYER_1;
+ case 0xff: return EL_PLAYER_2;
+
+ default:
+ Error(ERR_WARN, "invalid level element %d", element);
+ return EL_CHAR_QUESTION;
+ }
+}
+
+#define EM_LEVEL_SIZE 2106
+#define EM_LEVEL_XSIZE 64
+#define EM_LEVEL_YSIZE 32
+
+static void LoadLevelFromFileInfo_EM(struct LevelInfo *level,
+ struct LevelFileInfo *level_file_info)
+{
+ char *filename = level_file_info->filename;
+ FILE *file;
+ unsigned char leveldata[EM_LEVEL_SIZE];
+ unsigned char *header = &leveldata[EM_LEVEL_XSIZE * EM_LEVEL_YSIZE];
+ unsigned char code0 = 0x65;
+ unsigned char code1 = 0x11;
+ boolean level_is_crypted = FALSE;
+ int nr = level_file_info->nr;
+ int i, x, y;
+
+ if (!(file = fopen(filename, MODE_READ)))
+ {
+ level->no_level_file = TRUE;
+
+ Error(ERR_WARN, "cannot read level '%s' -- using empty level", filename);
+
+ return;
+ }
+
+ for(i = 0; i < EM_LEVEL_SIZE; i++)
+ leveldata[i] = fgetc(file);
+
+ fclose(file);
+
+ /* check if level data is crypted by testing against known starting bytes
+ of the few existing crypted level files (from Emerald Mine 1 + 2) */
+
+ if ((leveldata[0] == 0xf1 ||
+ leveldata[0] == 0xf5) && leveldata[2] == 0xe7 && leveldata[3] == 0xee)
+ {
+ level_is_crypted = TRUE;
+
+ if (leveldata[0] == 0xf5) /* error in crypted Emerald Mine 2 levels */
+ leveldata[0] = 0xf1;
+ }
+
+ if (level_is_crypted) /* decode crypted level data */
+ {
+ for(i = 0; i < EM_LEVEL_SIZE; i++)
+ {
+ leveldata[i] ^= code0;
+ leveldata[i] -= code1;
+
+ code0 = (code0 + 7) & 0xff;
+ }
+ }
+
+ level->fieldx = EM_LEVEL_XSIZE;
+ level->fieldy = EM_LEVEL_YSIZE;
+
+ level->time = header[46] * 10;
+ level->gems_needed = header[47];
+
+ /* The original Emerald Mine levels have their level number stored
+ at the second byte of the level file...
+ Do not trust this information at other level files, e.g. EMC,
+ but correct it anyway (normally the first row is completely
+ steel wall, so the correction does not hurt anyway). */
+
+ if (leveldata[1] == nr)
+ leveldata[1] = leveldata[2]; /* correct level number field */
+
+ sprintf(level->name, "Level %d", nr); /* set level name */
+
+ level->score[SC_EMERALD] = header[36];
+ level->score[SC_DIAMOND] = header[37];
+ level->score[SC_ROBOT] = header[38];
+ level->score[SC_SPACESHIP] = header[39];
+ level->score[SC_BUG] = header[40];
+ level->score[SC_YAMYAM] = header[41];
+ level->score[SC_NUT] = header[42];
+ level->score[SC_DYNAMITE] = header[43];
+ level->score[SC_TIME_BONUS] = header[44];
+
+ level->num_yamyam_contents = 4;
+
+ for(i = 0; i < level->num_yamyam_contents; i++)
+ for(y = 0; y < 3; y++)
+ for(x = 0; x < 3; x++)
+ level->yamyam_content[i][x][y] =
+ map_em_element_yam(header[i * 9 + y * 3 + x]);
+
+ level->amoeba_speed = (header[52] * 256 + header[53]) % 256;
+ level->time_magic_wall = (header[54] * 256 + header[55]) * 16 / 100;
+ level->time_wheel = (header[56] * 256 + header[57]) * 16 / 100;
+ level->amoeba_content = EL_DIAMOND;
+
+ for (y = 0; y < level->fieldy; y++) for (x = 0; x < level->fieldx; x++)
+ {
+ int new_element = map_em_element_field(leveldata[y * EM_LEVEL_XSIZE + x]);
+
+ if (new_element == EL_AMOEBA_DEAD && level->amoeba_speed)
+ new_element = EL_AMOEBA_WET;
+
+ level->field[x][y] = new_element;
+ }
+
+ x = (header[48] * 256 + header[49]) % EM_LEVEL_XSIZE;
+ y = (header[48] * 256 + header[49]) / EM_LEVEL_XSIZE;
+ level->field[x][y] = EL_PLAYER_1;
+
+ x = (header[50] * 256 + header[51]) % EM_LEVEL_XSIZE;
+ y = (header[50] * 256 + header[51]) / EM_LEVEL_XSIZE;
+ level->field[x][y] = EL_PLAYER_2;
+}
+
+/* ------------------------------------------------------------------------- */
+/* functions for loading SP level */
+/* ------------------------------------------------------------------------- */
+
+#define NUM_SUPAPLEX_LEVELS_PER_PACKAGE 111
+#define SP_LEVEL_SIZE 1536
+#define SP_LEVEL_XSIZE 60
+#define SP_LEVEL_YSIZE 24
+#define SP_LEVEL_NAME_LEN 23
+
+static void LoadLevelFromFileStream_SP(FILE *file, struct LevelInfo *level,
+ int nr)
+{
+ int i, x, y;
+
+ /* read level body (width * height == 60 * 24 tiles == 1440 bytes) */
+ for (y = 0; y < SP_LEVEL_YSIZE; y++)
+ {
+ for (x = 0; x < SP_LEVEL_XSIZE; x++)
+ {
+ int element_old = fgetc(file);
+ 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, "in level %d, at position %d, %d:", nr, x, y);
+ Error(ERR_WARN, "invalid level element %d", element_old);
+
+ element_new = EL_CHAR_QUESTION;
+ }
+
+ level->field[x][y] = element_new;
+ }
+ }
+
+ ReadUnusedBytesFromFile(file, 4);
+
+ /* Initial gravitation: 1 == "on", anything else (0) == "off" */
+ level->initial_gravity = (fgetc(file) == 1 ? TRUE : FALSE);
+
+ ReadUnusedBytesFromFile(file, 1);
+
+ /* level title in uppercase letters, padded with dashes ("-") (23 bytes) */
+ for (i = 0; i < SP_LEVEL_NAME_LEN; i++)
+ level->name[i] = fgetc(file);
+ level->name[SP_LEVEL_NAME_LEN] = '\0';
+
+ /* initial "freeze zonks": 2 == "on", anything else (0) == "off" */
+ ReadUnusedBytesFromFile(file, 1); /* !!! NOT SUPPORTED YET !!! */
+
+ /* number of infotrons needed; 0 means that Supaplex will count the total
+ amount of infotrons in the level and use the low byte of that number.
+ (a multiple of 256 infotrons will result in "0 infotrons needed"!) */
+ level->gems_needed = fgetc(file);
+
+ /* information about special gravity port entries */
+ ReadUnusedBytesFromFile(file, 65); /* !!! NOT SUPPORTED YET !!! */
+
+ level->fieldx = SP_LEVEL_XSIZE;
+ level->fieldy = SP_LEVEL_YSIZE;
+
+ level->time = 0; /* no time limit */
+ level->amoeba_speed = 0;
+ level->time_magic_wall = 0;
+ level->time_wheel = 0;
+ level->amoeba_content = EL_EMPTY;
+
+ for(i = 0; i < LEVEL_SCORE_ELEMENTS; i++)
+ level->score[i] = 0; /* !!! CORRECT THIS !!! */
+
+ /* there are no yamyams in supaplex levels */
+ for(i = 0; i < level->num_yamyam_contents; i++)
+ for(y = 0; y < 3; y++)
+ for(x = 0; x < 3; x++)
+ level->yamyam_content[i][x][y] = EL_EMPTY;
+}
+
+static void LoadLevelFromFileInfo_SP(struct LevelInfo *level,
+ struct LevelFileInfo *level_file_info)
+{
+ char *filename = level_file_info->filename;
+ FILE *file;
+ int nr = level_file_info->nr - leveldir_current->first_level;
+ int i, l, x, y;
+ char name_first, name_last;
+ struct LevelInfo multipart_level;
+ int multipart_xpos, multipart_ypos;
+ boolean is_multipart_level;
+ boolean is_first_part;
+ boolean reading_multipart_level = FALSE;
+ boolean use_empty_level = FALSE;
+
+ if (!(file = fopen(filename, MODE_READ)))
+ {
+ level->no_level_file = TRUE;
+
+ Error(ERR_WARN, "cannot read level '%s' -- using empty level", filename);
+
+ return;
+ }
+
+ /* position file stream to the requested level inside the level package */
+ if (fseek(file, nr * SP_LEVEL_SIZE, SEEK_SET) != 0)
+ {
+ level->no_level_file = TRUE;
+
+ Error(ERR_WARN, "cannot fseek level '%s' -- using empty level", filename);
+
+ return;
+ }
+
+ /* there exist Supaplex level package files with multi-part levels which
+ can be detected as follows: instead of leading and trailing dashes ('-')
+ to pad the level name, they have leading and trailing numbers which are
+ the x and y coordinations of the current part of the multi-part level;
+ if there are '?' characters instead of numbers on the left or right side
+ of the level name, the multi-part level consists of only horizontal or
+ vertical parts */
+
+ for (l = nr; l < NUM_SUPAPLEX_LEVELS_PER_PACKAGE; l++)
+ {
+ LoadLevelFromFileStream_SP(file, level, l);
+
+ /* check if this level is a part of a bigger multi-part level */
+
+ name_first = level->name[0];
+ name_last = level->name[SP_LEVEL_NAME_LEN - 1];
+
+ is_multipart_level =
+ ((name_first == '?' || (name_first >= '0' && name_first <= '9')) &&
+ (name_last == '?' || (name_last >= '0' && name_last <= '9')));
+
+ is_first_part =
+ ((name_first == '?' || name_first == '1') &&
+ (name_last == '?' || name_last == '1'));
+
+ /* correct leading multipart level meta information in level name */
+ for (i = 0; i < SP_LEVEL_NAME_LEN && level->name[i] == name_first; i++)
+ level->name[i] = '-';
+
+ /* correct trailing multipart level meta information in level name */
+ for (i = SP_LEVEL_NAME_LEN - 1; i>=0 && level->name[i] == name_last; i--)
+ level->name[i] = '-';
+
+ /* ---------- check for normal single level ---------- */
+
+ if (!reading_multipart_level && !is_multipart_level)
+ {
+ /* the current level is simply a normal single-part level, and we are
+ not reading a multi-part level yet, so return the level as it is */
+
+ break;
+ }
+
+ /* ---------- check for empty level (unused multi-part) ---------- */
+
+ if (!reading_multipart_level && is_multipart_level && !is_first_part)
+ {
+ /* this is a part of a multi-part level, but not the first part
+ (and we are not already reading parts of a multi-part level);
+ in this case, use an empty level instead of the single part */
+
+ use_empty_level = TRUE;
+
+ break;
+ }
+
+ /* ---------- check for finished multi-part level ---------- */
+
+ if (reading_multipart_level &&
+ (!is_multipart_level ||
+ strcmp(level->name, multipart_level.name) != 0))
+ {
+ /* we are already reading parts of a multi-part level, but this level is
+ either not a multi-part level, or a part of a different multi-part
+ level; in both cases, the multi-part level seems to be complete */
+
+ break;
+ }
+
+ /* ---------- here we have one part of a multi-part level ---------- */
+
+ reading_multipart_level = TRUE;
+
+ if (is_first_part) /* start with first part of new multi-part level */
+ {
+ /* copy level info structure from first part */
+ multipart_level = *level;
+
+ /* clear playfield of new multi-part level */
+ for (y = 0; y < MAX_LEV_FIELDY; y++)
+ for (x = 0; x < MAX_LEV_FIELDX; x++)
+ multipart_level.field[x][y] = EL_EMPTY;
+ }
+
+ if (name_first == '?')
+ name_first = '1';
+ if (name_last == '?')
+ name_last = '1';
+
+ multipart_xpos = (int)(name_first - '0');
+ multipart_ypos = (int)(name_last - '0');
+
+#if 0
+ printf("----------> part (%d/%d) of multi-part level '%s'\n",
+ multipart_xpos, multipart_ypos, multipart_level.name);
+#endif
+
+ if (multipart_xpos * SP_LEVEL_XSIZE > MAX_LEV_FIELDX ||
+ multipart_ypos * SP_LEVEL_YSIZE > MAX_LEV_FIELDY)
+ {
+ Error(ERR_WARN, "multi-part level is too big -- ignoring part of it");
+
+ break;
+ }
+
+ multipart_level.fieldx = MAX(multipart_level.fieldx,
+ multipart_xpos * SP_LEVEL_XSIZE);
+ multipart_level.fieldy = MAX(multipart_level.fieldy,
+ multipart_ypos * SP_LEVEL_YSIZE);
+
+ /* copy level part at the right position of multi-part level */
+ for (y = 0; y < SP_LEVEL_YSIZE; y++)
+ {
+ for (x = 0; x < SP_LEVEL_XSIZE; x++)
+ {
+ int start_x = (multipart_xpos - 1) * SP_LEVEL_XSIZE;
+ int start_y = (multipart_ypos - 1) * SP_LEVEL_YSIZE;
+
+ multipart_level.field[start_x + x][start_y + y] = level->field[x][y];
+ }
+ }
+ }
+
+ fclose(file);
+
+ if (use_empty_level)
+ {
+ setLevelInfoToDefaults(level);
+
+ level->fieldx = SP_LEVEL_XSIZE;
+ level->fieldy = SP_LEVEL_YSIZE;
+
+ for (y = 0; y < SP_LEVEL_YSIZE; y++)
+ for (x = 0; x < SP_LEVEL_XSIZE; x++)
+ level->field[x][y] = EL_EMPTY;
+
+ strcpy(level->name, "-------- EMPTY --------");
+
+ Error(ERR_WARN, "single part of multi-part level -- using empty level");
+ }
+
+ if (reading_multipart_level)
+ *level = multipart_level;
+}
+
+/* ------------------------------------------------------------------------- */
+/* functions for loading generic level */
+/* ------------------------------------------------------------------------- */
+
+void LoadLevelFromFileInfo(struct LevelInfo *level,
+ struct LevelFileInfo *level_file_info)
+{
+ /* always start with reliable default values */
+ setLevelInfoToDefaults(level);
+
+ switch (level_file_info->type)
+ {
+ case LEVEL_FILE_TYPE_RND:
+ LoadLevelFromFileInfo_RND(level, level_file_info);
+ break;
+
+ case LEVEL_FILE_TYPE_EM:
+ LoadLevelFromFileInfo_EM(level, level_file_info);
+ break;
+
+ case LEVEL_FILE_TYPE_SP:
+ LoadLevelFromFileInfo_SP(level, level_file_info);
+ break;
+
+ default:
+ LoadLevelFromFileInfo_RND(level, level_file_info);
+ break;
+ }
+}
+
+void LoadLevelFromFilename(struct LevelInfo *level, char *filename)
+{
+ static struct LevelFileInfo level_file_info;
+
+ /* always start with reliable default values */
+ setFileInfoToDefaults(&level_file_info);
+
+ level_file_info.nr = 0; /* unknown level number */
+ level_file_info.type = LEVEL_FILE_TYPE_RND; /* no others supported yet */
+ level_file_info.filename = filename;
+
+ LoadLevelFromFileInfo(level, &level_file_info);
+}
+
+static void LoadLevel_InitVersion(struct LevelInfo *level, char *filename)
+{
+ if (leveldir_current == NULL) /* only when dumping level */
+ return;
+
+#if 0
+ printf("::: sort_priority: %d\n", leveldir_current->sort_priority);
+#endif
+
+ /* determine correct game engine version of current level */
+#if 1
+ if (!leveldir_current->latest_engine)
+#else
+ if (IS_LEVELCLASS_CONTRIB(leveldir_current) ||
+ IS_LEVELCLASS_PRIVATE(leveldir_current) ||
+ IS_LEVELCLASS_UNDEFINED(leveldir_current))
+#endif
+ {
+#if 0
+ printf("\n::: This level is private or contributed: '%s'\n", filename);
+#endif
+
+#if 0
+ printf("\n::: Use the stored game engine version for this level\n");
+#endif
+
+ /* For all levels which are not forced to use the latest game engine
+ version (normally user contributed, private and undefined levels),
+ use the version of the game engine the levels were created for.
+
+ Since 2.0.1, the game engine version is now directly stored
+ in the level file (chunk "VERS"), so there is no need anymore
+ to set the game version from the file version (except for old,
+ pre-2.0 levels, where the game version is still taken from the
+ file format version used to store the level -- see above). */
+
+ /* do some special adjustments to support older level versions */
+ if (level->file_version == FILE_VERSION_1_0)
+ {
+ Error(ERR_WARN, "level file '%s' has version number 1.0", filename);
+ Error(ERR_WARN, "using high speed movement for player");
+
+ /* player was faster than monsters in (pre-)1.0 levels */
+ level->double_speed = TRUE;
+ }
+
+ /* Default behaviour for EM style gems was "slippery" only in 2.0.1 */
+ if (level->game_version == VERSION_IDENT(2,0,1,0))
+ level->em_slippery_gems = TRUE;
+ }
+ else
+ {
+#if 0
+ printf("\n::: ALWAYS USE LATEST ENGINE FOR THIS LEVEL: [%d] '%s'\n",
+ leveldir_current->sort_priority, filename);
+#endif
+
+#if 0
+ printf("\n::: Use latest game engine version for this level.\n");
+#endif
+
+ /* For all levels which are forced to use the latest game engine version
+ (normally all but user contributed, private and undefined levels), set
+ the game engine version to the actual version; this allows for actual
+ corrections in the game engine to take effect for existing, converted
+ levels (from "classic" or other existing games) to make the emulation
+ of the corresponding game more accurate, while (hopefully) not breaking
+ existing levels created from other players. */
+
+#if 0
+ printf("::: changing engine from %d to %d\n",
+ level->game_version, GAME_VERSION_ACTUAL);
+#endif
+
+ level->game_version = GAME_VERSION_ACTUAL;
+
+ /* Set special EM style gems behaviour: EM style gems slip down from
+ normal, steel and growing wall. As this is a more fundamental change,
+ it seems better to set the default behaviour to "off" (as it is more
+ natural) and make it configurable in the level editor (as a property
+ of gem style elements). Already existing converted levels (neither
+ private nor contributed levels) are changed to the new behaviour. */
+
+ if (level->file_version < FILE_VERSION_2_0)
+ level->em_slippery_gems = TRUE;
+ }
+
+#if 0
+ printf("::: => %d\n", level->game_version);
+#endif
+}
+
+static void LoadLevel_InitElements(struct LevelInfo *level, char *filename)
+{
+ int i, j;
+
+ /* map custom element change events that have changed in newer versions
+ (these following values were accidentally changed in version 3.0.1) */
+ if (level->game_version <= VERSION_IDENT(3,0,0,0))
+ {
+ for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++)
+ {
+ int element = EL_CUSTOM_START + i;
+
+ /* order of checking and copying events to be mapped is important */
+ for (j = CE_BY_OTHER_ACTION; j >= CE_BY_PLAYER_OBSOLETE; j--)
+ {
+ if (HAS_CHANGE_EVENT(element, j - 2))
+ {
+ SET_CHANGE_EVENT(element, j - 2, FALSE);
+ SET_CHANGE_EVENT(element, j, TRUE);
+ }
+ }
+
+ /* order of checking and copying events to be mapped is important */
+ for (j = CE_OTHER_GETS_COLLECTED; j >= CE_HITTING_SOMETHING; j--)
+ {
+ if (HAS_CHANGE_EVENT(element, j - 1))
+ {
+ SET_CHANGE_EVENT(element, j - 1, FALSE);
+ SET_CHANGE_EVENT(element, j, TRUE);
+ }
+ }
+ }
+ }
+
+ /* some custom element change events get mapped since version 3.0.3 */
+ for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++)
+ {
+ int element = EL_CUSTOM_START + i;
+
+ if (HAS_CHANGE_EVENT(element, CE_BY_PLAYER_OBSOLETE) ||
+ HAS_CHANGE_EVENT(element, CE_BY_COLLISION_OBSOLETE))
+ {
+ SET_CHANGE_EVENT(element, CE_BY_PLAYER_OBSOLETE, FALSE);
+ SET_CHANGE_EVENT(element, CE_BY_COLLISION_OBSOLETE, FALSE);
+
+ SET_CHANGE_EVENT(element, CE_BY_DIRECT_ACTION, TRUE);
+ }
+ }
+
+ /* initialize "can_change" field for old levels with only one change page */
+ if (level->game_version <= VERSION_IDENT(3,0,2,0))
+ {
+ for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++)
+ {
+ int element = EL_CUSTOM_START + i;
+
+ if (CAN_CHANGE(element))
+ element_info[element].change->can_change = TRUE;
+ }
+ }
+
+#if 0
+ /* set default push delay values (corrected since version 3.0.7-1) */
+ if (level->game_version < VERSION_IDENT(3,0,7,1))
+ {
+ game.default_push_delay_fixed = 2;
+ game.default_push_delay_random = 8;
+ }
+ else
+ {
+ game.default_push_delay_fixed = 8;
+ game.default_push_delay_random = 8;
+ }
+
+ /* set uninitialized push delay values of custom elements in older levels */
+ for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++)
+ {
+ int element = EL_CUSTOM_START + i;
+
+ if (element_info[element].push_delay_fixed == -1)
+ element_info[element].push_delay_fixed = game.default_push_delay_fixed;
+ if (element_info[element].push_delay_random == -1)
+ element_info[element].push_delay_random = game.default_push_delay_random;
+ }
+#endif
+
+ /* initialize element properties for level editor etc. */
+ InitElementPropertiesEngine(level->game_version);
+}
+
+static void LoadLevel_InitPlayfield(struct LevelInfo *level, char *filename)
+{
+ int x, y;
+
+ /* map elements that have changed in newer versions */
+ for (y = 0; y < level->fieldy; y++)
+ {
+ for (x = 0; x < level->fieldx; x++)
+ {
+ int element = level->field[x][y];
+
+ if (level->game_version <= VERSION_IDENT(2,2,0,0))
+ {
+ /* map game font elements */
+ element = (element == EL_CHAR('[') ? EL_CHAR_AUMLAUT :
+ element == EL_CHAR('\\') ? EL_CHAR_OUMLAUT :
+ element == EL_CHAR(']') ? EL_CHAR_UUMLAUT :
+ element == EL_CHAR('^') ? EL_CHAR_COPYRIGHT : element);
+ }
+
+ if (level->game_version < VERSION_IDENT(3,0,0,0))
+ {
+ /* map Supaplex gravity tube elements */
+ element = (element == EL_SP_GRAVITY_PORT_LEFT ? EL_SP_PORT_LEFT :
+ element == EL_SP_GRAVITY_PORT_RIGHT ? EL_SP_PORT_RIGHT :
+ element == EL_SP_GRAVITY_PORT_UP ? EL_SP_PORT_UP :
+ element == EL_SP_GRAVITY_PORT_DOWN ? EL_SP_PORT_DOWN :
+ element);
+ }
+
+ level->field[x][y] = element;
+ }
+ }
+
+ /* copy elements to runtime playfield array */
+ for (x = 0; x < MAX_LEV_FIELDX; x++)
+ for (y = 0; y < MAX_LEV_FIELDY; y++)
+ Feld[x][y] = level->field[x][y];
+
+ /* initialize level size variables for faster access */
+ lev_fieldx = level->fieldx;
+ lev_fieldy = level->fieldy;
+
+ /* determine border element for this level */
+ SetBorderElement();
+}
+
+void LoadLevelTemplate(int nr)
+{
+#if 1
+ struct LevelFileInfo *level_file_info = getLevelFileInfo(nr);
+ char *filename = level_file_info->filename;
+
+ LoadLevelFromFileInfo(&level_template, level_file_info);
+#else
+ char *filename = getDefaultLevelFilename(nr);
+
+ LoadLevelFromFilename_RND(&level_template, filename);
+#endif
+
+ LoadLevel_InitVersion(&level, filename);
+ LoadLevel_InitElements(&level, filename);
+
+ ActivateLevelTemplate();
+}
+
+void LoadLevel(int nr)
+{
+#if 1
+ struct LevelFileInfo *level_file_info = getLevelFileInfo(nr);
+ char *filename = level_file_info->filename;
+
+ LoadLevelFromFileInfo(&level, level_file_info);
+#else
+ char *filename = getLevelFilename(nr);
+
+ LoadLevelFromFilename_RND(&level, filename);
+#endif
+
+ if (level.use_custom_template)
+ LoadLevelTemplate(-1);
+
+#if 1
+ LoadLevel_InitVersion(&level, filename);
+ LoadLevel_InitElements(&level, filename);
+ LoadLevel_InitPlayfield(&level, filename);
+#else
+ LoadLevel_InitLevel(&level, filename);
+#endif
+}
+
+static void SaveLevel_VERS(FILE *file, struct LevelInfo *level)
+{
+ putFileVersion(file, level->file_version);
+ putFileVersion(file, level->game_version);
+}
+
+static void SaveLevel_HEAD(FILE *file, struct LevelInfo *level)
+{
+ int i, x, y;
+
+ putFile8Bit(file, level->fieldx);
+ putFile8Bit(file, level->fieldy);
+
+ putFile16BitBE(file, level->time);
+ putFile16BitBE(file, level->gems_needed);
+
+ for (i = 0; i < MAX_LEVEL_NAME_LEN; i++)
+ putFile8Bit(file, level->name[i]);
+
+ for (i = 0; i < LEVEL_SCORE_ELEMENTS; i++)
+ putFile8Bit(file, level->score[i]);
+
+ for (i = 0; i < STD_ELEMENT_CONTENTS; i++)
+ for (y = 0; y < 3; y++)
+ for (x = 0; x < 3; x++)
+ putFile8Bit(file, (level->encoding_16bit_yamyam ? EL_EMPTY :
+ level->yamyam_content[i][x][y]));
+ putFile8Bit(file, level->amoeba_speed);
+ putFile8Bit(file, level->time_magic_wall);
+ putFile8Bit(file, level->time_wheel);
+ putFile8Bit(file, (level->encoding_16bit_amoeba ? EL_EMPTY :
+ level->amoeba_content));
+ putFile8Bit(file, (level->double_speed ? 1 : 0));
+ putFile8Bit(file, (level->initial_gravity ? 1 : 0));
+ putFile8Bit(file, (level->encoding_16bit_field ? 1 : 0));
+ putFile8Bit(file, (level->em_slippery_gems ? 1 : 0));
+
+ putFile8Bit(file, (level->use_custom_template ? 1 : 0));
+
+ WriteUnusedBytesToFile(file, LEVEL_HEADER_UNUSED);
+}
+
+static void SaveLevel_AUTH(FILE *file, struct LevelInfo *level)
+{
+ int i;
+
+ for (i = 0; i < MAX_LEVEL_AUTHOR_LEN; i++)
+ putFile8Bit(file, level->author[i]);
+}
+
+static void SaveLevel_BODY(FILE *file, struct LevelInfo *level)
+{
+ int x, y;
+
+ for (y = 0; y < level->fieldy; y++)
+ for (x = 0; x < level->fieldx; x++)
+ if (level->encoding_16bit_field)
+ putFile16BitBE(file, level->field[x][y]);
+ else
+ putFile8Bit(file, level->field[x][y]);
+}
+
+#if 0
+static void SaveLevel_CONT(FILE *file, struct LevelInfo *level)
+{
+ int i, x, y;
+
+ putFile8Bit(file, EL_YAMYAM);
+ putFile8Bit(file, level->num_yamyam_contents);
+ putFile8Bit(file, 0);
+ putFile8Bit(file, 0);
+
+ for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
+ for (y = 0; y < 3; y++)
+ for (x = 0; x < 3; x++)
+ if (level->encoding_16bit_field)
+ putFile16BitBE(file, level->yamyam_content[i][x][y]);
+ else
+ putFile8Bit(file, level->yamyam_content[i][x][y]);
+}
+#endif
+
+static void SaveLevel_CNT2(FILE *file, struct LevelInfo *level, int element)
+{
+ int i, x, y;
+ int num_contents, content_xsize, content_ysize;
+ int content_array[MAX_ELEMENT_CONTENTS][3][3];
+
+ if (element == EL_YAMYAM)
+ {
+ num_contents = level->num_yamyam_contents;
+ content_xsize = 3;
+ content_ysize = 3;
+
+ for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
+ for (y = 0; y < 3; y++)
+ for (x = 0; x < 3; x++)
+ content_array[i][x][y] = level->yamyam_content[i][x][y];
+ }
+ else if (element == EL_BD_AMOEBA)
+ {
+ num_contents = 1;
+ content_xsize = 1;
+ content_ysize = 1;
+
+ for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
+ for (y = 0; y < 3; y++)
+ for (x = 0; x < 3; x++)
+ content_array[i][x][y] = EL_EMPTY;
+ content_array[0][0][0] = level->amoeba_content;
+ }
+ else
+ {
+ /* chunk header already written -- write empty chunk data */
+ WriteUnusedBytesToFile(file, LEVEL_CHUNK_CNT2_SIZE);
+
+ Error(ERR_WARN, "cannot save content for element '%d'", element);
+ return;
+ }
+
+ putFile16BitBE(file, element);
+ putFile8Bit(file, num_contents);
+ putFile8Bit(file, content_xsize);
+ putFile8Bit(file, content_ysize);
+
+ WriteUnusedBytesToFile(file, LEVEL_CHUNK_CNT2_UNUSED);
+
+ for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
+ for (y = 0; y < 3; y++)
+ for (x = 0; x < 3; x++)
+ putFile16BitBE(file, content_array[i][x][y]);
+}
+
+static void SaveLevel_CNT3(FILE *file, struct LevelInfo *level, int element)
+{
+ int i;
+ int envelope_nr = element - EL_ENVELOPE_1;
+ int envelope_len = strlen(level->envelope_text[envelope_nr]) + 1;
+
+ putFile16BitBE(file, element);
+ putFile16BitBE(file, envelope_len);
+ putFile8Bit(file, level->envelope_xsize[envelope_nr]);
+ putFile8Bit(file, level->envelope_ysize[envelope_nr]);
+
+ WriteUnusedBytesToFile(file, LEVEL_CHUNK_CNT3_UNUSED);
+
+ for (i = 0; i < envelope_len; i++)
+ putFile8Bit(file, level->envelope_text[envelope_nr][i]);
+}
+
+#if 0
+static void SaveLevel_CUS1(FILE *file, struct LevelInfo *level,
+ int num_changed_custom_elements)
+{
+ int i, check = 0;
+
+ putFile16BitBE(file, num_changed_custom_elements);
+
+ for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++)
+ {
+ int element = EL_CUSTOM_START + i;
+
+ if (Properties[element][EP_BITFIELD_BASE] != EP_BITMASK_DEFAULT)
+ {
+ if (check < num_changed_custom_elements)
+ {
+ putFile16BitBE(file, element);
+ putFile32BitBE(file, Properties[element][EP_BITFIELD_BASE]);
+ }
+
+ check++;
+ }
+ }
+
+ if (check != num_changed_custom_elements) /* should not happen */
+ Error(ERR_WARN, "inconsistent number of custom element properties");
+}
+#endif
+
+#if 0
+static void SaveLevel_CUS2(FILE *file, struct LevelInfo *level,
+ int num_changed_custom_elements)
+{
+ int i, check = 0;
+
+ putFile16BitBE(file, num_changed_custom_elements);
+
+ for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++)
+ {
+ int element = EL_CUSTOM_START + i;
+
+ if (element_info[element].change->target_element != EL_EMPTY_SPACE)
+ {
+ if (check < num_changed_custom_elements)
+ {
+ putFile16BitBE(file, element);
+ putFile16BitBE(file, element_info[element].change->target_element);
+ }
+
+ check++;
+ }
+ }
+
+ if (check != num_changed_custom_elements) /* should not happen */
+ Error(ERR_WARN, "inconsistent number of custom target elements");
+}
+#endif
+
+#if 0
+static void SaveLevel_CUS3(FILE *file, struct LevelInfo *level,
+ int num_changed_custom_elements)
+{
+ int i, j, x, y, check = 0;
+
+ putFile16BitBE(file, num_changed_custom_elements);
+
+ for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++)
+ {
+ int element = EL_CUSTOM_START + i;
+
+ if (element_info[element].modified_settings)
+ {
+ if (check < num_changed_custom_elements)
+ {
+ putFile16BitBE(file, element);
+
+ for (j = 0; j < MAX_ELEMENT_NAME_LEN; j++)
+ putFile8Bit(file, element_info[element].description[j]);
+
+ putFile32BitBE(file, Properties[element][EP_BITFIELD_BASE]);
+
+ /* some free bytes for future properties and padding */
+ WriteUnusedBytesToFile(file, 7);
+
+ putFile8Bit(file, element_info[element].use_gfx_element);
+ putFile16BitBE(file, element_info[element].gfx_element);
+
+ putFile8Bit(file, element_info[element].collect_score);
+ putFile8Bit(file, element_info[element].collect_count);
+
+ putFile16BitBE(file, element_info[element].push_delay_fixed);
+ putFile16BitBE(file, element_info[element].push_delay_random);
+ putFile16BitBE(file, element_info[element].move_delay_fixed);
+ putFile16BitBE(file, element_info[element].move_delay_random);
+
+ putFile16BitBE(file, element_info[element].move_pattern);
+ putFile8Bit(file, element_info[element].move_direction_initial);
+ putFile8Bit(file, element_info[element].move_stepsize);
+
+ for (y = 0; y < 3; y++)
+ for (x = 0; x < 3; x++)
+ putFile16BitBE(file, element_info[element].content[x][y]);
+
+ putFile32BitBE(file, element_info[element].change->events);
+
+ putFile16BitBE(file, element_info[element].change->target_element);
+
+ putFile16BitBE(file, element_info[element].change->delay_fixed);
+ putFile16BitBE(file, element_info[element].change->delay_random);
+ putFile16BitBE(file, element_info[element].change->delay_frames);
+
+ putFile16BitBE(file, element_info[element].change->trigger_element);
+
+ putFile8Bit(file, element_info[element].change->explode);
+ putFile8Bit(file, element_info[element].change->use_content);
+ putFile8Bit(file, element_info[element].change->only_complete);
+ putFile8Bit(file, element_info[element].change->use_random_change);
+
+ putFile8Bit(file, element_info[element].change->random);
+ putFile8Bit(file, element_info[element].change->power);
+
+ for (y = 0; y < 3; y++)
+ for (x = 0; x < 3; x++)
+ putFile16BitBE(file, element_info[element].change->content[x][y]);
+
+ putFile8Bit(file, element_info[element].slippery_type);
+
+ /* some free bytes for future properties and padding */
+ WriteUnusedBytesToFile(file, LEVEL_CPART_CUS3_UNUSED);
+ }
+
+ check++;
+ }
+ }
+
+ if (check != num_changed_custom_elements) /* should not happen */
+ Error(ERR_WARN, "inconsistent number of custom element properties");
+}
+#endif
+
+static void SaveLevel_CUS4(FILE *file, struct LevelInfo *level, int element)
+{
+ struct ElementInfo *ei = &element_info[element];
+ int i, x, y;
+
+ putFile16BitBE(file, element);
+
+ for (i = 0; i < MAX_ELEMENT_NAME_LEN; i++)
+ putFile8Bit(file, ei->description[i]);
+
+ putFile32BitBE(file, Properties[element][EP_BITFIELD_BASE]);
+ WriteUnusedBytesToFile(file, 4); /* reserved for more base properties */
+
+ putFile8Bit(file, ei->num_change_pages);
+
+ /* some free bytes for future base property values and padding */
+ WriteUnusedBytesToFile(file, 5);
+
+ /* write custom property values */
+
+ putFile8Bit(file, ei->use_gfx_element);
+ putFile16BitBE(file, ei->gfx_element);
+
+ putFile8Bit(file, ei->collect_score);
+ putFile8Bit(file, ei->collect_count);
+
+ putFile16BitBE(file, ei->push_delay_fixed);
+ putFile16BitBE(file, ei->push_delay_random);
+ putFile16BitBE(file, ei->move_delay_fixed);
+ putFile16BitBE(file, ei->move_delay_random);
+
+ putFile16BitBE(file, ei->move_pattern);
+ putFile8Bit(file, ei->move_direction_initial);
+ putFile8Bit(file, ei->move_stepsize);
+
+ putFile8Bit(file, ei->slippery_type);
+
+ for (y = 0; y < 3; y++)
+ for (x = 0; x < 3; x++)
+ putFile16BitBE(file, ei->content[x][y]);
+
+ putFile16BitBE(file, ei->move_enter_element);
+ putFile16BitBE(file, ei->move_leave_element);
+ putFile8Bit(file, ei->move_leave_type);
+
+ /* some free bytes for future custom property values and padding */
+ WriteUnusedBytesToFile(file, 7);
+
+ /* write change property values */
+
+ for (i = 0; i < ei->num_change_pages; i++)
+ {
+ struct ElementChangeInfo *change = &ei->change_page[i];
+
+ putFile32BitBE(file, change->events);
+
+ putFile16BitBE(file, change->target_element);
+
+ putFile16BitBE(file, change->delay_fixed);
+ putFile16BitBE(file, change->delay_random);
+ putFile16BitBE(file, change->delay_frames);
+
+ putFile16BitBE(file, change->trigger_element);
+
+ putFile8Bit(file, change->explode);
+ putFile8Bit(file, change->use_content);
+ putFile8Bit(file, change->only_complete);
+ putFile8Bit(file, change->use_random_change);
+
+ putFile8Bit(file, change->random);
+ putFile8Bit(file, change->power);
+
+ for (y = 0; y < 3; y++)
+ for (x = 0; x < 3; x++)
+ putFile16BitBE(file, change->content[x][y]);
+
+ putFile8Bit(file, change->can_change);
+
+ putFile8Bit(file, change->sides);
+
+ /* some free bytes for future change property values and padding */
+ WriteUnusedBytesToFile(file, 8);
+ }
+}
+
+static void SaveLevel_GRP1(FILE *file, struct LevelInfo *level, int element)
+{
+ struct ElementInfo *ei = &element_info[element];
+ struct ElementGroupInfo *group = ei->group;
+ int i;
+
+ putFile16BitBE(file, element);
+
+ for (i = 0; i < MAX_ELEMENT_NAME_LEN; i++)
+ putFile8Bit(file, ei->description[i]);
+
+ putFile8Bit(file, group->num_elements);
+
+ putFile8Bit(file, ei->use_gfx_element);
+ putFile16BitBE(file, ei->gfx_element);
+
+ /* some free bytes for future values and padding */
+ WriteUnusedBytesToFile(file, 4);
+
+ for (i = 0; i < MAX_ELEMENTS_IN_GROUP; i++)
+ putFile16BitBE(file, group->element[i]);
+}
+
+static void SaveLevelFromFilename(struct LevelInfo *level, char *filename)
+{
+ int body_chunk_size;
+ int i, x, y;
+ FILE *file;
+
+ if (!(file = fopen(filename, MODE_WRITE)))
+ {
+ Error(ERR_WARN, "cannot save level file '%s'", filename);
+ return;
+ }
+
+ level->file_version = FILE_VERSION_ACTUAL;
+ level->game_version = GAME_VERSION_ACTUAL;
+
+ /* check level field for 16-bit elements */
+ level->encoding_16bit_field = FALSE;
+ for (y = 0; y < level->fieldy; y++)
+ for (x = 0; x < level->fieldx; x++)
+ if (level->field[x][y] > 255)
+ level->encoding_16bit_field = TRUE;
+
+ /* check yamyam content for 16-bit elements */
+ level->encoding_16bit_yamyam = FALSE;
+ for (i = 0; i < level->num_yamyam_contents; i++)
+ for (y = 0; y < 3; y++)
+ for (x = 0; x < 3; x++)
+ if (level->yamyam_content[i][x][y] > 255)
+ level->encoding_16bit_yamyam = TRUE;
+
+ /* check amoeba content for 16-bit elements */
+ level->encoding_16bit_amoeba = FALSE;
+ if (level->amoeba_content > 255)
+ level->encoding_16bit_amoeba = TRUE;
+
+ /* calculate size of "BODY" chunk */
+ body_chunk_size =
+ level->fieldx * level->fieldy * (level->encoding_16bit_field ? 2 : 1);
+
+ putFileChunkBE(file, "RND1", CHUNK_SIZE_UNDEFINED);
+ putFileChunkBE(file, "CAVE", CHUNK_SIZE_NONE);
+
+ putFileChunkBE(file, "VERS", FILE_VERS_CHUNK_SIZE);
+ SaveLevel_VERS(file, level);
+
+ putFileChunkBE(file, "HEAD", LEVEL_HEADER_SIZE);
+ SaveLevel_HEAD(file, level);
+
+ putFileChunkBE(file, "AUTH", MAX_LEVEL_AUTHOR_LEN);
+ SaveLevel_AUTH(file, level);
+
+ putFileChunkBE(file, "BODY", body_chunk_size);
+ SaveLevel_BODY(file, level);
+
+ if (level->encoding_16bit_yamyam ||
+ level->num_yamyam_contents != STD_ELEMENT_CONTENTS)
+ {
+ putFileChunkBE(file, "CNT2", LEVEL_CHUNK_CNT2_SIZE);
+ SaveLevel_CNT2(file, level, EL_YAMYAM);
+ }
+
+ if (level->encoding_16bit_amoeba)
+ {
+ putFileChunkBE(file, "CNT2", LEVEL_CHUNK_CNT2_SIZE);
+ SaveLevel_CNT2(file, level, EL_BD_AMOEBA);
+ }
+
+ /* check for envelope content */
+ for (i = 0; i < 4; i++)
+ {
+ if (strlen(level->envelope_text[i]) > 0)