+ check++;
+ }
+ }
+
+ if (check != num_changed_custom_elements) /* should not happen */
+ Error(ERR_WARN, "inconsistent number of custom target elements");
+}
+#endif
+
+static void SaveLevel_CUS3(FILE *file, struct LevelInfo *level,
+ int num_changed_custom_elements)
+{
+ int i, 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 (Properties[element][EP_BITFIELD_BASE] != EP_BITMASK_DEFAULT)
+ {
+ if (check < num_changed_custom_elements)
+ {
+ putFile16BitBE(file, element);
+ 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].score);
+ putFile8Bit(file, element_info[element].gem_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]);
+
+ /* 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");
+}
+
+void SaveLevel(int level_nr)
+{
+ char *filename = getLevelFilename(level_nr);
+ int body_chunk_size;
+ int num_changed_custom_elements = 0;
+ int level_chunk_CUS3_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 (Ur[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);
+
+ /* check for non-standard custom elements and calculate "CUS3" chunk size */
+ for (i=0; i < NUM_CUSTOM_ELEMENTS; i++)
+ if (Properties[EL_CUSTOM_START +i][EP_BITFIELD_BASE] != EP_BITMASK_DEFAULT)
+ num_changed_custom_elements++;
+ level_chunk_CUS3_size = LEVEL_CHUNK_CUS3_SIZE(num_changed_custom_elements);
+
+ 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);
+ }
+
+ if (num_changed_custom_elements > 0)
+ {
+ putFileChunkBE(file, "CUS3", level_chunk_CUS3_size);
+ SaveLevel_CUS3(file, &level, num_changed_custom_elements);