FieldMax = (FieldWidth * FieldHeight) + HeaderSize - 1;
LevelMax = (FieldWidth * FieldHeight) - 1;
- /* (add one byte for the level number stored as first byte of demo data) */
- FileMax = FieldMax + native_sp_level.demo.length + 1;
+ /* initialize preceding playfield buffer */
+ for (i = -game_sp.preceding_buffer_size; i < 0; i++)
+ PlayField16[i] = 0;
-#if 0
- PlayField8 = REDIM_1D(sizeof(byte), 0, FileMax);
- DisPlayField = REDIM_1D(sizeof(byte), 0, FieldMax);
- PlayField16 = REDIM_1D(sizeof(int), -game_sp.preceding_buffer_size, FieldMax);
-#endif
+ /* initialize preceding playfield buffer */
+ for (i = -SP_MAX_PLAYFIELD_WIDTH; i < 0; i++)
+ PlayField8[i] = 0;
count = 0;
for (i = 0; game_sp.preceding_buffer[i] != NULL; i++)
}
if (native_sp_level.demo.is_available)
- {
DemoAvailable = True;
-#if 0
- /* !!! NEVER USED !!! */
- PlayField8[FieldMax + 1] = native_sp_level.demo.level_nr;
-
- /* !!! NEVER USED !!! */
- for (i = 0; i < native_sp_level.demo.length; i++)
- PlayField8[FieldMax + 2 + i] = native_sp_level.demo.data[i];
-#endif
- }
-
-#if 0
- AnimationPosTable = REDIM_1D(sizeof(int), 0, LevelMax - 2 * FieldWidth);
- AnimationSubTable = REDIM_1D(sizeof(byte), 0, LevelMax - 2 * FieldWidth);
- TerminalState = REDIM_1D(sizeof(byte), 0, FieldMax);
-#endif
-
GravityFlag = LInfo.InitialGravity;
FreezeZonks = LInfo.InitialFreezeZonks;
-#if 1
- /* this is set by main game tape code to native random generator directly */
-#else
- RandomSeed = LInfo.DemoRandomSeed;
-#endif
-
LevelLoaded = True;
+
+ /* random seed set by main game tape code to native random generator seed */
}
-static void LoadNativeLevelFromFileStream_SP(FILE *file, int width, int height,
+static void LoadNativeLevelFromFileStream_SP(File *file, int width, int height,
boolean demo_available)
{
LevelInfoType *header = &native_sp_level.header;
/* read raw level header bytes (96 bytes) */
- fseek(file, -(SP_HEADER_SIZE), SEEK_CUR); /* rewind file */
+ seekFile(file, -(SP_HEADER_SIZE), SEEK_CUR); /* rewind file */
for (i = 0; i < SP_HEADER_SIZE; i++)
- native_sp_level.header_raw_bytes[i] = fgetc(file);
+ native_sp_level.header_raw_bytes[i] = getByteFromFile(file);
/* also load demo tape, if available (only in single level files) */
native_sp_level.demo.level_nr = level_nr;
- for (i = 0; i < SP_MAX_TAPE_LEN && !feof(file); i++)
+ for (i = 0; i < SP_MAX_TAPE_LEN && !checkEndOfFile(file); i++)
{
native_sp_level.demo.data[i] = getFile8Bit(file);
if (native_sp_level.demo.data[i] == 0xff) /* "end of demo" byte */
- {
- i++;
-
break;
- }
}
+ if (i >= SP_MAX_TAPE_LEN)
+ Error(ERR_WARN, "SP demo truncated: size exceeds maximum SP demo size %d",
+ SP_MAX_TAPE_LEN);
+
native_sp_level.demo.length = i;
native_sp_level.demo.is_available = (native_sp_level.demo.length > 0);
}
}
-boolean LoadNativeLevel_SP(char *filename, int level_pos)
+boolean LoadNativeLevel_SP(char *filename, int level_pos,
+ boolean level_info_only)
{
- FILE *file;
+ File *file;
int i, l, x, y;
char name_first, name_last;
struct LevelInfo_SP multipart_level;
setLevelInfoToDefaults_SP();
copyInternalEngineVars_SP();
- if (!(file = fopen(filename, MODE_READ)))
+ if (!(file = openFile(filename, MODE_READ)))
{
- Error(ERR_WARN, "cannot open file '%s' -- using empty level", filename);
+ if (!level_info_only)
+ Error(ERR_WARN, "cannot open file '%s' -- using empty level", filename);
return FALSE;
}
}
/* position file stream to the requested level (in case of level package) */
- if (fseek(file, file_seek_pos, SEEK_SET) != 0)
+ if (seekFile(file, file_seek_pos, SEEK_SET) != 0)
{
Error(ERR_WARN, "cannot fseek in file '%s' -- using empty level", filename);
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.header.LevelTitle);
-#endif
-
if (multipart_xpos * SP_STD_PLAYFIELD_WIDTH > SP_MAX_PLAYFIELD_WIDTH ||
multipart_ypos * SP_STD_PLAYFIELD_HEIGHT > SP_MAX_PLAYFIELD_HEIGHT)
{
}
}
- fclose(file);
+ closeFile(file);
if (use_empty_level)
{
for (i = 0; i < native_sp_level.demo.length; i++)
putFile8Bit(file, native_sp_level.demo.data[i]);
+
+ putFile8Bit(file, 0xff); /* "end of demo" byte */
}
fclose(file);