#define CHUNK_SIZE_NONE -1 /* do not write chunk size */
#define FILE_VERS_CHUNK_SIZE 8 /* size of file version chunk */
#define LEVEL_HEADER_SIZE 80 /* size of level file header */
-#define LEVEL_HEADER_UNUSED 7 /* unused level header bytes */
+#define LEVEL_HEADER_UNUSED 6 /* unused level header bytes */
#define LEVEL_CHUNK_CNT2_SIZE 160 /* size of level CNT2 chunk */
#define LEVEL_CHUNK_CNT2_UNUSED 11 /* unused CNT2 chunk bytes */
#define LEVEL_CHUNK_CNT3_HEADER 16 /* size of level CNT3 header */
level->can_move_into_acid_bits = ~0; /* everything can move into acid */
+ level->player_can_fall_into_acid = TRUE;
+
level->use_step_counter = FALSE;
level->use_custom_template = FALSE;
BorderElement = EL_STEELWALL;
- level->no_level_file = FALSE;
+ level->no_valid_file = FALSE;
if (leveldir_current == NULL) /* only when dumping level */
return;
int getMappedElement(int element)
{
- /* map some (historic, now obsolete) elements */
+ /* remap some (historic, now obsolete) elements */
#if 1
switch (element)
return element;
}
+int getMappedElementByVersion(int element, int game_version)
+{
+ /* remap some elements due to certain game version */
+
+ if (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 (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);
+ }
+
+ return element;
+}
+
static int LoadLevel_VERS(FILE *file, int chunk_size, struct LevelInfo *level)
{
level->file_version = getFileVersion(file);
level->use_step_counter = (getFile8Bit(file) == 1 ? TRUE : FALSE);
+ level->player_can_fall_into_acid = (getFile8Bit(file) == 1 ? TRUE : FALSE);
+
ReadUnusedBytesFromFile(file, LEVEL_HEADER_UNUSED);
return chunk_size;
if (!(file = fopen(filename, MODE_READ)))
{
- level->no_level_file = TRUE;
+ level->no_valid_file = TRUE;
if (level != &level_template)
Error(ERR_WARN, "cannot read level '%s' -- using empty level", filename);
getFileChunkBE(file, chunk_name, NULL);
if (strcmp(chunk_name, "CAVE") != 0)
{
+ level->no_valid_file = TRUE;
+
Error(ERR_WARN, "unknown format of level file '%s'", filename);
fclose(file);
return;
if (!checkCookieString(cookie, LEVEL_COOKIE_TMPL))
{
+ level->no_valid_file = TRUE;
+
Error(ERR_WARN, "unknown format of level file '%s'", filename);
fclose(file);
return;
if ((level->file_version = getFileVersionFromCookieString(cookie)) == -1)
{
+ level->no_valid_file = TRUE;
+
Error(ERR_WARN, "unsupported version of level file '%s'", filename);
fclose(file);
return;
if (!(file = fopen(filename, MODE_READ)))
{
- level->no_level_file = TRUE;
+ level->no_valid_file = TRUE;
Error(ERR_WARN, "cannot read level '%s' -- using empty level", filename);
if (!(file = fopen(filename, MODE_READ)))
{
- level->no_level_file = TRUE;
+ level->no_valid_file = TRUE;
Error(ERR_WARN, "cannot read level '%s' -- using empty level", filename);
/* 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;
+ level->no_valid_file = TRUE;
Error(ERR_WARN, "cannot fseek level '%s' -- using empty level", filename);
static void LoadLevel_InitElements(struct LevelInfo *level, char *filename)
{
- int i, j;
+ int i, j, x, y;
/* map custom element change events that have changed in newer versions
(these following values were accidentally changed in version 3.0.1) */
}
}
- /* correct custom element fields (for old levels without these options) */
+ /* correct custom element values (for old levels without these options) */
for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++)
{
int element = EL_CUSTOM_START + i;
}
#endif
+ /* map elements that have changed in newer versions */
+ level->amoeba_content = getMappedElementByVersion(level->amoeba_content,
+ level->game_version);
+ for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
+ for (x = 0; x < 3; x++)
+ for (y = 0; y < 3; y++)
+ level->yamyam_content[i][x][y] =
+ getMappedElementByVersion(level->yamyam_content[i][x][y],
+ level->game_version);
+
/* initialize element properties for level editor etc. */
InitElementPropertiesEngine(level->game_version);
}
{
int element = level->field[x][y];
+#if 1
+ element = getMappedElementByVersion(element, level->game_version);
+#else
if (level->game_version <= VERSION_IDENT(2,2,0,0))
{
/* map game font elements */
element == EL_SP_GRAVITY_PORT_DOWN ? EL_SP_PORT_DOWN :
element);
}
+#endif
level->field[x][y] = element;
}
putFile8Bit(file, (level->use_step_counter ? 1 : 0));
+ putFile8Bit(file, (level->player_can_fall_into_acid ? 1 : 0));
+
WriteUnusedBytesToFile(file, LEVEL_HEADER_UNUSED);
}
void DumpLevel(struct LevelInfo *level)
{
+ if (level->no_valid_file)
+ {
+ Error(ERR_WARN, "cannot dump -- no valid level file found");
+
+ return;
+ }
+
printf_line("-", 79);
printf("Level xxx (file version %08d, game version %08d)\n",
level->file_version, level->game_version);
tape.recording = FALSE;
tape.playing = FALSE;
tape.pausing = FALSE;
+
+ tape.no_valid_file = FALSE;
}
static int LoadTape_VERS(FILE *file, int chunk_size, struct TapeInfo *tape)
setTapeInfoToDefaults();
if (!(file = fopen(filename, MODE_READ)))
+ {
+ tape.no_valid_file = TRUE;
+
+ Error(ERR_WARN, "cannot read tape '%s' -- using empty tape", filename);
+
return;
+ }
getFileChunkBE(file, chunk_name, NULL);
if (strcmp(chunk_name, "RND1") == 0)
getFileChunkBE(file, chunk_name, NULL);
if (strcmp(chunk_name, "TAPE") != 0)
{
+ tape.no_valid_file = TRUE;
+
Error(ERR_WARN, "unknown format of tape file '%s'", filename);
fclose(file);
return;
if (!checkCookieString(cookie, TAPE_COOKIE_TMPL))
{
+ tape.no_valid_file = TRUE;
+
Error(ERR_WARN, "unknown format of tape file '%s'", filename);
fclose(file);
return;
if ((tape.file_version = getFileVersionFromCookieString(cookie)) == -1)
{
+ tape.no_valid_file = TRUE;
+
Error(ERR_WARN, "unsupported version of tape file '%s'", filename);
fclose(file);
return;
{
int i, j;
+#if 1
+ if (tape->no_valid_file)
+ {
+ Error(ERR_WARN, "cannot dump -- no valid tape file found");
+
+ return;
+ }
+#else
if (TAPE_IS_EMPTY(*tape))
{
Error(ERR_WARN, "no tape available for level %d", tape->level_nr);
+
return;
}
+#endif
printf_line("-", 79);
printf("Tape of Level %03d (file version %08d, game version %08d)\n",