rnd-20060111-1-src
[rocksndiamonds.git] / src / files.c
index 121fdf133424bb1bcfb6720e5bc8a65b1a699b36..b11e7a9cfbfb957a8e2989b9cb87aefc4315f6fa 100644 (file)
 #define TAPE_HEADER_SIZE       20      /* size of tape file header   */
 #define TAPE_HEADER_UNUSED     3       /* unused tape header bytes   */
 
-#define LEVEL_CHUNK_CNT3_SIZE(x) (LEVEL_CHUNK_CNT3_HEADER + (x))
-#define LEVEL_CHUNK_CUS3_SIZE(x) (2 + (x) * LEVEL_CPART_CUS3_SIZE)
-#define LEVEL_CHUNK_CUS4_SIZE(x) (48 + 48 + (x) * 48)
+#define LEVEL_CHUNK_CNT3_SIZE(x)        (LEVEL_CHUNK_CNT3_HEADER + (x))
+#define LEVEL_CHUNK_CUS3_SIZE(x)        (2 + (x) * LEVEL_CPART_CUS3_SIZE)
+#define LEVEL_CHUNK_CUS4_SIZE(x)        (96 + (x) * 48)
 
 /* file identifier strings */
-#define LEVEL_COOKIE_TMPL      "ROCKSNDIAMONDS_LEVEL_FILE_VERSION_x.x"
-#define TAPE_COOKIE_TMPL       "ROCKSNDIAMONDS_TAPE_FILE_VERSION_x.x"
-#define SCORE_COOKIE           "ROCKSNDIAMONDS_SCORE_FILE_VERSION_1.2"
+#define LEVEL_COOKIE_TMPL              "ROCKSNDIAMONDS_LEVEL_FILE_VERSION_x.x"
+#define TAPE_COOKIE_TMPL               "ROCKSNDIAMONDS_TAPE_FILE_VERSION_x.x"
+#define SCORE_COOKIE                   "ROCKSNDIAMONDS_SCORE_FILE_VERSION_1.2"
 
 /* values for "CONF" chunk */
-#define CONF_MASK_1_BYTE       0x00
-#define CONF_MASK_2_BYTE       0x40
-#define CONF_MASK_4_BYTE       0x80
-#define CONF_MASK_MULTI_BYTES  0xc0
-
-#define CONF_MASK_BYTES                0xc0
-#define CONF_MASK_TOKEN                0x3f
-
-#define CONF_LAST_ENTRY                (CONF_MASK_1_BYTE | 0)
-
-#define CONF_VALUE_INTEGER_1   (CONF_MASK_1_BYTE | 1)
-#define CONF_VALUE_INTEGER_2   (CONF_MASK_1_BYTE | 2)
-#define CONF_VALUE_INTEGER_3   (CONF_MASK_1_BYTE | 3)
-#define CONF_VALUE_INTEGER_4   (CONF_MASK_1_BYTE | 4)
-#define CONF_VALUE_BOOLEAN_1   (CONF_MASK_1_BYTE | 5)
-#define CONF_VALUE_BOOLEAN_2   (CONF_MASK_1_BYTE | 6)
-#define CONF_VALUE_BOOLEAN_3   (CONF_MASK_1_BYTE | 7)
-#define CONF_VALUE_BOOLEAN_4   (CONF_MASK_1_BYTE | 8)
-
-#define CONF_VALUE_ELEMENT_1   (CONF_MASK_2_BYTE | 1)
-#define CONF_VALUE_ELEMENT_2   (CONF_MASK_2_BYTE | 2)
-#define CONF_VALUE_ELEMENT_3   (CONF_MASK_2_BYTE | 3)
-#define CONF_VALUE_ELEMENT_4   (CONF_MASK_2_BYTE | 4)
-
-#define CONF_VALUE_CONTENT_1   (CONF_MASK_MULTI_BYTES | 1)
-#define CONF_VALUE_CONTENT_8   (CONF_MASK_MULTI_BYTES | 2)
-
-#define CONF_VALUE_INTEGER(x)  ((x) >= CONF_VALUE_INTEGER_1 &&         \
-                                (x) <= CONF_VALUE_INTEGER_4)
-
-#define CONF_VALUE_BOOLEAN(x)  ((x) >= CONF_VALUE_BOOLEAN_1 &&         \
-                                (x) <= CONF_VALUE_BOOLEAN_4)
-
-#define CONF_VALUE_NUM_BYTES(x)        ((x) == CONF_MASK_1_BYTE ? 1 :          \
-                                (x) == CONF_MASK_2_BYTE ? 2 :          \
-                                (x) == CONF_MASK_4_BYTE ? 4 : 0)
+#define CONF_MASK_1_BYTE               0x00
+#define CONF_MASK_2_BYTE               0x40
+#define CONF_MASK_4_BYTE               0x80
+#define CONF_MASK_MULTI_BYTES          0xc0
+
+#define CONF_MASK_BYTES                        0xc0
+#define CONF_MASK_TOKEN                        0x3f
+
+#define CONF_LAST_ENTRY                        (CONF_MASK_1_BYTE | 0)
+
+#define CONF_VALUE_INTEGER_1           (CONF_MASK_1_BYTE | 1)
+#define CONF_VALUE_INTEGER_2           (CONF_MASK_1_BYTE | 2)
+#define CONF_VALUE_INTEGER_3           (CONF_MASK_1_BYTE | 3)
+#define CONF_VALUE_INTEGER_4           (CONF_MASK_1_BYTE | 4)
+#define CONF_VALUE_INTEGER_5           (CONF_MASK_1_BYTE | 5)
+#define CONF_VALUE_INTEGER_6           (CONF_MASK_1_BYTE | 6)
+#define CONF_VALUE_INTEGER_7           (CONF_MASK_1_BYTE | 7)
+#define CONF_VALUE_INTEGER_8           (CONF_MASK_1_BYTE | 8)
+#define CONF_VALUE_BOOLEAN_1           (CONF_MASK_1_BYTE | 9)
+#define CONF_VALUE_BOOLEAN_2           (CONF_MASK_1_BYTE | 10)
+#define CONF_VALUE_BOOLEAN_3           (CONF_MASK_1_BYTE | 11)
+#define CONF_VALUE_BOOLEAN_4           (CONF_MASK_1_BYTE | 12)
+#define CONF_VALUE_BOOLEAN_5           (CONF_MASK_1_BYTE | 13)
+#define CONF_VALUE_BOOLEAN_6           (CONF_MASK_1_BYTE | 14)
+#define CONF_VALUE_BOOLEAN_7           (CONF_MASK_1_BYTE | 15)
+#define CONF_VALUE_BOOLEAN_8           (CONF_MASK_1_BYTE | 16)
+
+#define CONF_VALUE_ELEMENT_1           (CONF_MASK_2_BYTE | 1)
+#define CONF_VALUE_ELEMENT_2           (CONF_MASK_2_BYTE | 2)
+#define CONF_VALUE_ELEMENT_3           (CONF_MASK_2_BYTE | 3)
+#define CONF_VALUE_ELEMENT_4           (CONF_MASK_2_BYTE | 4)
+#define CONF_VALUE_ELEMENT_5           (CONF_MASK_2_BYTE | 5)
+#define CONF_VALUE_ELEMENT_6           (CONF_MASK_2_BYTE | 6)
+#define CONF_VALUE_ELEMENT_7           (CONF_MASK_2_BYTE | 7)
+#define CONF_VALUE_ELEMENT_8           (CONF_MASK_2_BYTE | 8)
+
+#define CONF_VALUE_ELEMENTS            (CONF_MASK_MULTI_BYTES | 1)
+#define CONF_VALUE_CONTENTS            (CONF_MASK_MULTI_BYTES | 2)
+
+#define CONF_VALUE_INTEGER(x)          ((x) >= CONF_VALUE_INTEGER_1 && \
+                                        (x) <= CONF_VALUE_INTEGER_8)
+
+#define CONF_VALUE_BOOLEAN(x)          ((x) >= CONF_VALUE_BOOLEAN_1 && \
+                                        (x) <= CONF_VALUE_BOOLEAN_8)
+
+#define CONF_VALUE_NUM_BYTES(x)                ((x) == CONF_MASK_1_BYTE ? 1 :  \
+                                        (x) == CONF_MASK_2_BYTE ? 2 :  \
+                                        (x) == CONF_MASK_4_BYTE ? 4 : 0)
 
 #define CONF_CONTENT_NUM_ELEMENTS      (3 * 3)
 #define CONF_CONTENT_NUM_BYTES         (CONF_CONTENT_NUM_ELEMENTS * 2)
+#define CONF_ELEMENT_NUM_BYTES         (2)
+
+#define CONF_ENTITY_NUM_BYTES(t)       ((t) == CONF_VALUE_ELEMENTS ?   \
+                                        CONF_ELEMENT_NUM_BYTES :       \
+                                        (t) == CONF_VALUE_CONTENTS ?   \
+                                        CONF_CONTENT_NUM_BYTES : 1)
+
+#define CONF_ELEMENT_BYTE_POS(i)       ((i) * CONF_ELEMENT_NUM_BYTES)
+#define CONF_ELEMENTS_ELEMENT(b,i)     ((b[CONF_ELEMENT_BYTE_POS(i)] << 8) |  \
+                                       (b[CONF_ELEMENT_BYTE_POS(i) + 1]))
 
 #define CONF_CONTENT_ELEMENT_POS(c,x,y)        ((c) * CONF_CONTENT_NUM_ELEMENTS +    \
                                         (y) * 3 + (x))
-#define CONF_CONTENT_BYTE_POS(c,x,y)   (CONF_CONTENT_ELEMENT_POS(c,x,y) * 2)
-#define CONF_CONTENT_ELEMENT(b,c,x,y) ((b[CONF_CONTENT_BYTE_POS(c,x,y)] << 8)|\
-                                      (b[CONF_CONTENT_BYTE_POS(c,x,y) + 1]))
+#define CONF_CONTENT_BYTE_POS(c,x,y)   (CONF_CONTENT_ELEMENT_POS(c,x,y) *    \
+                                        CONF_ELEMENT_NUM_BYTES)
+#define CONF_CONTENTS_ELEMENT(b,c,x,y) ((b[CONF_CONTENT_BYTE_POS(c,x,y)]<< 8)|\
+                                       (b[CONF_CONTENT_BYTE_POS(c,x,y) + 1]))
 
 static struct LevelInfo li;
 
 static struct
 {
-  int element;
-  int type;
-  void *value;
-  int default_value;
+  int element;                 /* element for which data is to be stored */
+  int type;                    /* type of data to be stored */
+
+  /* (mandatory) */
+  void *value;                 /* variable that holds the data to be stored */
+  int default_value;           /* initial default value for this variable */
+
+  /* (optional) */
+  void *num_entities;          /* number of entities for multi-byte data */
+  int default_num_entities;    /* default number of entities for this data */
+  int max_num_entities;                /* maximal number of entities for this data */
 } element_conf[] =
 {
   /* ---------- 1-byte values ---------------------------------------------- */
+
   {
     EL_EMC_ANDROID,                    CONF_VALUE_INTEGER_1,
     &li.android_move_time,             10
@@ -115,10 +146,6 @@ static struct
     EL_EMC_ANDROID,                    CONF_VALUE_INTEGER_2,
     &li.android_clone_time,            10
   },
-  {
-    EL_EMC_MAGIC_BALL,                 CONF_VALUE_INTEGER_1,
-    &li.ball_time,                     10
-  },
   {
     EL_EMC_LENSES,                     CONF_VALUE_INTEGER_1,
     &li.lenses_score,                  10
@@ -195,20 +222,150 @@ static struct
     EL_EXTRA_TIME,                     CONF_VALUE_INTEGER_1,
     &li.extra_time,                    10
   },
+  {
+    EL_EXTRA_TIME,                     CONF_VALUE_INTEGER_2,
+    &li.extra_time_score,              10
+  },
   {
     EL_TIME_ORB_FULL,                  CONF_VALUE_INTEGER_1,
     &li.time_orb_time,                 10
   },
+  {
+    EL_TIME_ORB_FULL,                  CONF_VALUE_BOOLEAN_1,
+    &li.use_time_orb_bug,              FALSE
+  },
+  {
+    EL_PLAYER_1,                       CONF_VALUE_BOOLEAN_1,
+    &li.block_snap_field,              TRUE
+  },
+  {
+    EL_PLAYER_1,                       CONF_VALUE_BOOLEAN_2,
+    &li.use_start_element[0],          FALSE
+  },
+  {
+    EL_PLAYER_2,                       CONF_VALUE_BOOLEAN_2,
+    &li.use_start_element[1],          FALSE
+  },
+  {
+    EL_PLAYER_3,                       CONF_VALUE_BOOLEAN_2,
+    &li.use_start_element[2],          FALSE
+  },
+  {
+    EL_PLAYER_4,                       CONF_VALUE_BOOLEAN_2,
+    &li.use_start_element[3],          FALSE
+  },
+  {
+    EL_PLAYER_1,                       CONF_VALUE_BOOLEAN_3,
+    &li.use_artwork_element[0],                FALSE
+  },
+  {
+    EL_PLAYER_2,                       CONF_VALUE_BOOLEAN_3,
+    &li.use_artwork_element[1],                FALSE
+  },
+  {
+    EL_PLAYER_3,                       CONF_VALUE_BOOLEAN_3,
+    &li.use_artwork_element[2],                FALSE
+  },
+  {
+    EL_PLAYER_4,                       CONF_VALUE_BOOLEAN_3,
+    &li.use_artwork_element[3],                FALSE
+  },
+  {
+    EL_PLAYER_1,                       CONF_VALUE_BOOLEAN_4,
+    &li.use_explosion_element[0],      FALSE
+  },
+  {
+    EL_PLAYER_2,                       CONF_VALUE_BOOLEAN_4,
+    &li.use_explosion_element[1],      FALSE
+  },
+  {
+    EL_PLAYER_3,                       CONF_VALUE_BOOLEAN_4,
+    &li.use_explosion_element[2],      FALSE
+  },
+  {
+    EL_PLAYER_4,                       CONF_VALUE_BOOLEAN_4,
+    &li.use_explosion_element[3],      FALSE
+  },
+  {
+    EL_EMC_MAGIC_BALL,                 CONF_VALUE_INTEGER_1,
+    &li.ball_time,                     10
+  },
+  {
+    EL_EMC_MAGIC_BALL,                 CONF_VALUE_BOOLEAN_1,
+    &li.ball_random,                   FALSE
+  },
+  {
+    EL_EMC_MAGIC_BALL,                 CONF_VALUE_BOOLEAN_2,
+    &li.ball_state_initial,            FALSE
+  },
+
+  /* ---------- 2-byte values ---------------------------------------------- */
+
+  {
+    EL_PLAYER_1,                       CONF_VALUE_ELEMENT_1,
+    &li.start_element[0],              EL_PLAYER_1
+  },
+  {
+    EL_PLAYER_2,                       CONF_VALUE_ELEMENT_1,
+    &li.start_element[1],              EL_PLAYER_2
+  },
+  {
+    EL_PLAYER_3,                       CONF_VALUE_ELEMENT_1,
+    &li.start_element[2],              EL_PLAYER_3
+  },
+  {
+    EL_PLAYER_4,                       CONF_VALUE_ELEMENT_1,
+    &li.start_element[3],              EL_PLAYER_4
+  },
+  {
+    EL_PLAYER_1,                       CONF_VALUE_ELEMENT_2,
+    &li.artwork_element[0],            EL_PLAYER_1
+  },
+  {
+    EL_PLAYER_2,                       CONF_VALUE_ELEMENT_2,
+    &li.artwork_element[1],            EL_PLAYER_2
+  },
+  {
+    EL_PLAYER_3,                       CONF_VALUE_ELEMENT_2,
+    &li.artwork_element[2],            EL_PLAYER_3
+  },
+  {
+    EL_PLAYER_4,                       CONF_VALUE_ELEMENT_2,
+    &li.artwork_element[3],            EL_PLAYER_4
+  },
+  {
+    EL_PLAYER_1,                       CONF_VALUE_ELEMENT_3,
+    &li.explosion_element[0],          EL_PLAYER_1
+  },
+  {
+    EL_PLAYER_2,                       CONF_VALUE_ELEMENT_3,
+    &li.explosion_element[1],          EL_PLAYER_2
+  },
+  {
+    EL_PLAYER_3,                       CONF_VALUE_ELEMENT_3,
+    &li.explosion_element[2],          EL_PLAYER_3
+  },
+  {
+    EL_PLAYER_4,                       CONF_VALUE_ELEMENT_3,
+    &li.explosion_element[3],          EL_PLAYER_4
+  },
 
   /* ---------- multi-byte values ------------------------------------------ */
+
+  {
+    EL_EMC_MAGIC_BALL,                 CONF_VALUE_CONTENTS,
+    &li.ball_content,                  EL_EMPTY,
+    &li.num_ball_contents,             4, MAX_ELEMENT_CONTENTS
+  },
   {
-    EL_EMC_MAGIC_BALL,                 CONF_VALUE_CONTENT_8,
-    &li.ball_content,                  EL_EMPTY
+    EL_EMC_ANDROID,                    CONF_VALUE_ELEMENTS,
+    &li.android_clone_element[0],      EL_EMPTY,
+    &li.num_android_clone_elements,    1, MAX_ANDROID_ELEMENTS
   },
 
   {
     -1,                                        -1,
-    NULL,                              -1
+    NULL,                              -1,
   },
 };
 
@@ -246,23 +403,39 @@ static void setLevelInfoToDefaultsFromConfigList(struct LevelInfo *level)
     int type = element_conf[i].type;
     int bytes = type & CONF_MASK_BYTES;
 
-    if (bytes != CONF_MASK_MULTI_BYTES)
+    if (bytes == CONF_MASK_MULTI_BYTES)
+    {
+      int default_num_entities = element_conf[i].default_num_entities;
+      int max_num_entities = element_conf[i].max_num_entities;
+
+      *(int *)(element_conf[i].num_entities) = default_num_entities;
+
+      if (type == CONF_VALUE_ELEMENTS)
+      {
+       int *element_array = (int *)(element_conf[i].value);
+       int j;
+
+       for (j = 0; j < max_num_entities; j++)
+         element_array[j] = default_value;
+      }
+      else if (type == CONF_VALUE_CONTENTS)
+      {
+       struct Content *content = (struct Content *)(element_conf[i].value);
+       int c, x, y;
+
+       for (c = 0; c < max_num_entities; c++)
+         for (y = 0; y < 3; y++)
+           for (x = 0; x < 3; x++)
+             content[c].e[x][y] = default_value;
+      }
+    }
+    else       /* constant size configuration data (1, 2 or 4 bytes) */
     {
       if (CONF_VALUE_BOOLEAN(type))
        *(boolean *)(element_conf[i].value) = default_value;
       else
        *(int *)    (element_conf[i].value) = default_value;
     }
-    else if (type == CONF_VALUE_CONTENT_8)
-    {
-      struct Content *content = (struct Content *)(element_conf[i].value);
-      int c, x, y;
-
-      for (c = 0; c < MAX_ELEMENT_CONTENTS; c++)
-       for (y = 0; y < 3; y++)
-         for (x = 0; x < 3; x++)
-           content[c].e[x][y] = default_value;
-    }
   }
 
   *level = li;         /* copy temporary buffer back to level information */
@@ -300,7 +473,7 @@ void setElementChangeInfoToDefaults(struct ElementChangeInfo *change)
 
   change->delay_fixed = 0;
   change->delay_random = 0;
-  change->delay_frames = 1;
+  change->delay_frames = FRAMES_PER_SECOND;
 
   change->trigger_element = EL_EMPTY_SPACE;
 
@@ -333,6 +506,10 @@ static void setLevelInfoToDefaults(struct LevelInfo *level)
   static boolean clipboard_elements_initialized = FALSE;
   int i, j, x, y;
 
+#if 1
+  InitElementPropertiesStatic();
+#endif
+
   setLevelInfoToDefaultsFromConfigList(level);
   setLevelInfoToDefaults_EM();
 
@@ -385,6 +562,8 @@ static void setLevelInfoToDefaults(struct LevelInfo *level)
   level->can_pass_to_walkable = FALSE;
   level->grow_into_diggable = TRUE;
 
+  level->block_snap_field = TRUE;
+
   level->block_last_field = FALSE;     /* EM does not block by default */
   level->sp_block_last_field = TRUE;   /* SP blocks the last field */
 
@@ -392,6 +571,8 @@ static void setLevelInfoToDefaults(struct LevelInfo *level)
   level->dont_collide_with_bits = ~0;  /* always deadly when colliding */
 
   level->use_spring_bug = FALSE;
+  level->use_time_orb_bug = FALSE;
+
   level->use_step_counter = FALSE;
 
   /* values for the new EMC elements */
@@ -405,17 +586,17 @@ static void setLevelInfoToDefaults(struct LevelInfo *level)
   level->magnify_time = 10;
   level->slurp_score = 10;
   level->wind_direction_initial = MV_NONE;
-#endif
   level->ball_random = FALSE;
   level->ball_state_initial = FALSE;
-#if 0
   for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
     for (x = 0; x < 3; x++)
       for (y = 0; y < 3; y++)
        level->ball_content[i].e[x][y] = EL_EMPTY;
 #endif
+#if 0
   for (i = 0; i < 16; i++)
     level->android_array[i] = FALSE;
+#endif
 
   level->use_custom_template = FALSE;
 
@@ -435,7 +616,7 @@ static void setLevelInfoToDefaults(struct LevelInfo *level)
   }
 
   for (i = 0; i < LEVEL_SCORE_ELEMENTS; i++)
-    level->score[i] = 10;
+    level->score[i] = (i == SC_TIME_BONUS ? 1 : 10);
 
   level->num_yamyam_contents = STD_ELEMENT_CONTENTS;
   for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
@@ -450,83 +631,90 @@ static void setLevelInfoToDefaults(struct LevelInfo *level)
   for (i = 0; i < MAX_NUM_ELEMENTS; i++)
   {
     int element = i;
+    struct ElementInfo *ei = &element_info[element];
 
     /* never initialize clipboard elements after the very first time */
     if (IS_CLIPBOARD_ELEMENT(element) && clipboard_elements_initialized)
       continue;
 
-    setElementChangePages(&element_info[element], 1);
-    setElementChangeInfoToDefaults(element_info[element].change);
+    setElementChangePages(ei, 1);
+    setElementChangeInfoToDefaults(ei->change);
 
     if (IS_CUSTOM_ELEMENT(element) ||
        IS_GROUP_ELEMENT(element) ||
        IS_INTERNAL_ELEMENT(element))
     {
       for (j = 0; j < MAX_ELEMENT_NAME_LEN + 1; j++)
-       element_info[element].description[j] = '\0';
+       ei->description[j] = '\0';
 
-      if (element_info[element].custom_description != NULL)
-       strncpy(element_info[element].description,
-               element_info[element].custom_description,MAX_ELEMENT_NAME_LEN);
+      if (ei->custom_description != NULL)
+       strncpy(ei->description, ei->custom_description,MAX_ELEMENT_NAME_LEN);
       else
-       strcpy(element_info[element].description,
-              element_info[element].editor_description);
+       strcpy(ei->description, ei->editor_description);
 
-      element_info[element].use_gfx_element = FALSE;
-      element_info[element].gfx_element = EL_EMPTY_SPACE;
+      ei->use_gfx_element = FALSE;
+      ei->gfx_element = EL_EMPTY_SPACE;
 
-      element_info[element].modified_settings = FALSE;
+      ei->modified_settings = FALSE;
     }
 
     if (IS_CUSTOM_ELEMENT(element) ||
        IS_INTERNAL_ELEMENT(element))
     {
-      element_info[element].access_direction = MV_ALL_DIRECTIONS;
+      ei->access_direction = MV_ALL_DIRECTIONS;
+
+      ei->collect_score_initial = 10;  /* special default */
+      ei->collect_count_initial = 1;   /* special default */
 
-      element_info[element].collect_score_initial = 10;        /* special default */
-      element_info[element].collect_count_initial = 1; /* special default */
+      ei->ce_value_fixed_initial = 0;
+      ei->ce_value_random_initial = 0;
+      ei->use_last_ce_value = FALSE;
 
-      element_info[element].push_delay_fixed = -1;     /* initialize later */
-      element_info[element].push_delay_random = -1;    /* initialize later */
-      element_info[element].drop_delay_fixed = 0;
-      element_info[element].drop_delay_random = 0;
-      element_info[element].move_delay_fixed = 0;
-      element_info[element].move_delay_random = 0;
+      ei->push_delay_fixed = -1;       /* initialize later */
+      ei->push_delay_random = -1;      /* initialize later */
+      ei->drop_delay_fixed = 0;
+      ei->drop_delay_random = 0;
+      ei->move_delay_fixed = 0;
+      ei->move_delay_random = 0;
 
-      element_info[element].move_pattern = MV_ALL_DIRECTIONS;
-      element_info[element].move_direction_initial = MV_START_AUTOMATIC;
-      element_info[element].move_stepsize = TILEX / 8;
+      ei->move_pattern = MV_ALL_DIRECTIONS;
+      ei->move_direction_initial = MV_START_AUTOMATIC;
+      ei->move_stepsize = TILEX / 8;
 
-      element_info[element].move_enter_element = EL_EMPTY_SPACE;
-      element_info[element].move_leave_element = EL_EMPTY_SPACE;
-      element_info[element].move_leave_type = LEAVE_TYPE_UNLIMITED;
+      ei->move_enter_element = EL_EMPTY_SPACE;
+      ei->move_leave_element = EL_EMPTY_SPACE;
+      ei->move_leave_type = LEAVE_TYPE_UNLIMITED;
 
-      element_info[element].slippery_type = SLIPPERY_ANY_RANDOM;
+      ei->slippery_type = SLIPPERY_ANY_RANDOM;
 
-      element_info[element].explosion_type = EXPLODES_3X3;
-      element_info[element].explosion_delay = 16;
-      element_info[element].ignition_delay = 8;
+      ei->explosion_type = EXPLODES_3X3;
+      ei->explosion_delay = 16;
+      ei->ignition_delay = 8;
 
       for (x = 0; x < 3; x++)
        for (y = 0; y < 3; y++)
-         element_info[element].content.e[x][y] = EL_EMPTY_SPACE;
+         ei->content.e[x][y] = EL_EMPTY_SPACE;
 
-      element_info[element].access_type = 0;
-      element_info[element].access_layer = 0;
-      element_info[element].access_protected = 0;
-      element_info[element].walk_to_action = 0;
-      element_info[element].smash_targets = 0;
-      element_info[element].deadliness = 0;
+      ei->access_type = 0;
+      ei->access_layer = 0;
+      ei->access_protected = 0;
+      ei->walk_to_action = 0;
+      ei->smash_targets = 0;
+      ei->deadliness = 0;
 
-      element_info[element].can_explode_by_fire = FALSE;
-      element_info[element].can_explode_smashed = FALSE;
-      element_info[element].can_explode_impact = FALSE;
+      ei->can_explode_by_fire = FALSE;
+      ei->can_explode_smashed = FALSE;
+      ei->can_explode_impact = FALSE;
 
-      element_info[element].current_change_page = 0;
+      ei->current_change_page = 0;
 
+#if 0
+      /* !!! now done in InitElementPropertiesStatic() (see above) !!! */
+      /* !!! (else properties set there will be overwritten here)  !!! */
       /* start with no properties at all */
       for (j = 0; j < NUM_EP_BITFIELDS; j++)
        Properties[element][j] = EP_BITMASK_DEFAULT;
+#endif
 
       /* now set default properties */
       SET_PROPERTY(element, EP_CAN_MOVE_INTO_ACID, TRUE);
@@ -535,18 +723,21 @@ static void setLevelInfoToDefaults(struct LevelInfo *level)
     if (IS_GROUP_ELEMENT(element) ||
        IS_INTERNAL_ELEMENT(element))
     {
+      struct ElementGroupInfo *group;
+
       /* initialize memory for list of elements in group */
-      if (element_info[element].group == NULL)
-       element_info[element].group =
-         checked_malloc(sizeof(struct ElementGroupInfo));
+      if (ei->group == NULL)
+       ei->group = checked_malloc(sizeof(struct ElementGroupInfo));
+
+      group = ei->group;
 
       for (j = 0; j < MAX_ELEMENTS_IN_GROUP; j++)
-       element_info[element].group->element[j] = EL_EMPTY_SPACE;
+       group->element[j] = EL_EMPTY_SPACE;
 
       /* default: only one element in group */
-      element_info[element].group->num_elements = 1;
+      group->num_elements = 1;
 
-      element_info[element].group->choice_mode = ANIM_RANDOM;
+      group->choice_mode = ANIM_RANDOM;
     }
   }
 
@@ -1231,6 +1422,7 @@ static int LoadLevel_CUS3(FILE *file, int chunk_size, struct LevelInfo *level)
   for (i = 0; i < num_changed_custom_elements; i++)
   {
     int element = getFile16BitBE(file);
+    struct ElementInfo *ei = &element_info[element];
     unsigned long event_bits;
 
     if (!IS_CUSTOM_ELEMENT(element))
@@ -1241,70 +1433,66 @@ static int LoadLevel_CUS3(FILE *file, int chunk_size, struct LevelInfo *level)
     }
 
     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;
+      ei->description[j] = getFile8Bit(file);
+    ei->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));
+    ei->use_gfx_element = getFile8Bit(file);
+    ei->gfx_element = getMappedElement(getFile16BitBE(file));
 
-    element_info[element].collect_score_initial = getFile8Bit(file);
-    element_info[element].collect_count_initial = getFile8Bit(file);
+    ei->collect_score_initial = getFile8Bit(file);
+    ei->collect_count_initial = 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);
+    ei->push_delay_fixed = getFile16BitBE(file);
+    ei->push_delay_random = getFile16BitBE(file);
+    ei->move_delay_fixed = getFile16BitBE(file);
+    ei->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);
+    ei->move_pattern = getFile16BitBE(file);
+    ei->move_direction_initial = getFile8Bit(file);
+    ei->move_stepsize = getFile8Bit(file);
 
     for (y = 0; y < 3; y++)
       for (x = 0; x < 3; x++)
-       element_info[element].content.e[x][y] =
-         getMappedElement(getFile16BitBE(file));
+       ei->content.e[x][y] = getMappedElement(getFile16BitBE(file));
 
     event_bits = getFile32BitBE(file);
     for (j = 0; j < NUM_CHANGE_EVENTS; j++)
       if (event_bits & (1 << j))
-       element_info[element].change->has_event[j] = TRUE;
+       ei->change->has_event[j] = TRUE;
 
-    element_info[element].change->target_element =
-      getMappedElement(getFile16BitBE(file));
+    ei->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);
+    ei->change->delay_fixed = getFile16BitBE(file);
+    ei->change->delay_random = getFile16BitBE(file);
+    ei->change->delay_frames = getFile16BitBE(file);
 
-    element_info[element].change->trigger_element =
-      getMappedElement(getFile16BitBE(file));
+    ei->change->trigger_element = getMappedElement(getFile16BitBE(file));
 
-    element_info[element].change->explode = getFile8Bit(file);
-    element_info[element].change->use_target_content = getFile8Bit(file);
-    element_info[element].change->only_if_complete = getFile8Bit(file);
-    element_info[element].change->use_random_replace = getFile8Bit(file);
+    ei->change->explode = getFile8Bit(file);
+    ei->change->use_target_content = getFile8Bit(file);
+    ei->change->only_if_complete = getFile8Bit(file);
+    ei->change->use_random_replace = getFile8Bit(file);
 
-    element_info[element].change->random_percentage = getFile8Bit(file);
-    element_info[element].change->replace_when = getFile8Bit(file);
+    ei->change->random_percentage = getFile8Bit(file);
+    ei->change->replace_when = getFile8Bit(file);
 
     for (y = 0; y < 3; y++)
       for (x = 0; x < 3; x++)
-       element_info[element].change->target_content.e[x][y] =
+       ei->change->target_content.e[x][y] =
          getMappedElement(getFile16BitBE(file));
 
-    element_info[element].slippery_type = getFile8Bit(file);
+    ei->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;
+    ei->modified_settings = TRUE;
   }
 
   return chunk_size;
@@ -1317,6 +1505,8 @@ static int LoadLevel_CUS4(FILE *file, int chunk_size, struct LevelInfo *level)
   int element;
   int i, j, x, y;
 
+  /* ---------- custom element base property values (96 bytes) ------------- */
+
   element = getFile16BitBE(file);
 
   if (!IS_CUSTOM_ELEMENT(element))
@@ -1338,17 +1528,16 @@ static int LoadLevel_CUS4(FILE *file, int chunk_size, struct LevelInfo *level)
 
   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);
+    ReadUnusedBytesFromFile(file, chunk_size - 43);
     return chunk_size_expected;
   }
 
-  /* read custom property values */
+  ei->ce_value_fixed_initial = getFile16BitBE(file);
+  ei->ce_value_random_initial = getFile16BitBE(file);
+  ei->use_last_ce_value = getFile8Bit(file);
 
   ei->use_gfx_element = getFile8Bit(file);
   ei->gfx_element = getMappedElement(getFile16BitBE(file));
@@ -1390,7 +1579,7 @@ static int LoadLevel_CUS4(FILE *file, int chunk_size, struct LevelInfo *level)
   /* some free bytes for future custom property values and padding */
   ReadUnusedBytesFromFile(file, 1);
 
-  /* read change property values */
+  /* ---------- change page property values (48 bytes) --------------------- */
 
   setElementChangePages(ei, ei->num_change_pages);
 
@@ -1402,8 +1591,9 @@ static int LoadLevel_CUS4(FILE *file, int chunk_size, struct LevelInfo *level)
     /* always start with reliable default values */
     setElementChangeInfoToDefaults(change);
 
+    /* bits 0 - 31 of "has_event[]" ... */
     event_bits = getFile32BitBE(file);
-    for (j = 0; j < NUM_CHANGE_EVENTS; j++)
+    for (j = 0; j < MIN(NUM_CHANGE_EVENTS, 32); j++)
       if (event_bits & (1 << j))
        change->has_event[j] = TRUE;
 
@@ -1442,8 +1632,11 @@ static int LoadLevel_CUS4(FILE *file, int chunk_size, struct LevelInfo *level)
     change->action_mode = getFile8Bit(file);
     change->action_arg = getFile16BitBE(file);
 
-    /* some free bytes for future change property values and padding */
-    ReadUnusedBytesFromFile(file, 1);
+    /* ... bits 32 - 39 of "has_event[]" (not nice, but downward compatible) */
+    event_bits = getFile8Bit(file);
+    for (j = 32; j < NUM_CHANGE_EVENTS; j++)
+      if (event_bits & (1 << (j - 32)))
+       change->has_event[j] = TRUE;
   }
 
   /* mark this custom element as modified */
@@ -1524,19 +1717,41 @@ static int LoadLevel_CONF(FILE *file, int chunk_size, struct LevelInfo *level)
        if (element_conf[i].element == element &&
            element_conf[i].type    == type)
        {
+         int num_entities = num_bytes / CONF_ENTITY_NUM_BYTES(type);
+         int max_num_entities = element_conf[i].max_num_entities;
+
+         if (num_entities > max_num_entities)
+         {
+           Error(ERR_WARN,
+                 "truncating number of entities for element %d from %d to %d",
+                 element, num_entities, max_num_entities);
+
+           num_entities = max_num_entities;
+         }
+
+         *(int *)(element_conf[i].num_entities) = num_entities;
+
          element_found = TRUE;
 
-         if (type == CONF_VALUE_CONTENT_8)
+         if (type == CONF_VALUE_ELEMENTS)
+         {
+           int *element_array = (int *)(element_conf[i].value);
+           int j;
+
+           for (j = 0; j < num_entities; j++)
+             element_array[j] =
+               getMappedElement(CONF_ELEMENTS_ELEMENT(buffer, j));
+         }
+         else if (type == CONF_VALUE_CONTENTS)
          {
            struct Content *content= (struct Content *)(element_conf[i].value);
-           int num_contents = num_bytes / CONF_CONTENT_NUM_BYTES;
            int c, x, y;
 
-           for (c = 0; c < num_contents; c++)
+           for (c = 0; c < num_entities; c++)
              for (y = 0; y < 3; y++)
                for (x = 0; x < 3; x++)
                  content[c].e[x][y] =
-                   getMappedElement(CONF_CONTENT_ELEMENT(buffer, c, x, y));
+                   getMappedElement(CONF_CONTENTS_ELEMENT(buffer, c, x, y));
          }
          else
            element_found = FALSE;
@@ -1549,7 +1764,7 @@ static int LoadLevel_CONF(FILE *file, int chunk_size, struct LevelInfo *level)
 
       real_chunk_size += 2 + num_bytes;
     }
-    else
+    else       /* constant size configuration data (1, 2 or 4 bytes) */
     {
       int value = (bytes == CONF_MASK_1_BYTE ? getFile8Bit   (file) :
                   bytes == CONF_MASK_2_BYTE ? getFile16BitBE(file) :
@@ -2201,6 +2416,7 @@ void CopyNativeLevel_RND_to_EM(struct LevelInfo *level)
   lev->ball_random             = level->ball_random;
   lev->ball_state_initial      = level->ball_state_initial;
   lev->ball_time               = level->ball_time;
+  lev->num_ball_arrays         = level->num_ball_contents;
 
   lev->lenses_score            = level->lenses_score;
   lev->magnify_score           = level->magnify_score;
@@ -2208,7 +2424,11 @@ void CopyNativeLevel_RND_to_EM(struct LevelInfo *level)
 
   lev->lenses_time             = level->lenses_time;
   lev->magnify_time            = level->magnify_time;
-  lev->wind_direction_initial  = level->wind_direction_initial;
+
+  lev->wind_direction_initial =
+    map_direction_RND_to_EM(level->wind_direction_initial);
+  lev->wind_cnt_initial = (level->wind_direction_initial != MV_NONE ?
+                          lev->wind_time : 0);
 
   for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
     for (j = 0; j < 8; j++)
@@ -2216,8 +2436,12 @@ void CopyNativeLevel_RND_to_EM(struct LevelInfo *level)
        map_element_RND_to_EM(level->
                              ball_content[i].e[ball_xy[j][0]][ball_xy[j][1]]);
 
+  map_android_clone_elements_RND_to_EM(level);
+
+#if 0
   for (i = 0; i < 16; i++)
     lev->android_array[i] = FALSE;     /* !!! YET TO COME !!! */
+#endif
 
   /* first fill the complete playfield with the default border element */
   for (y = 0; y < EM_MAX_CAVE_HEIGHT; y++)
@@ -2244,6 +2468,16 @@ void CopyNativeLevel_RND_to_EM(struct LevelInfo *level)
   /* initialize player positions and delete players from the playfield */
   for (y = 0; y < lev->height; y++) for (x = 0; x < lev->width; x++)
   {
+#if 1
+    /* !!! CURRENTLY ONLY SUPPORT FOR ONE PLAYER !!! */
+    if (ELEM_IS_PLAYER(level->field[x][y]))
+    {
+      ply1->x_initial = x + 1;
+      ply1->y_initial = y + 1;
+      level_em->cave[x + 1][y + 1] = map_element_RND_to_EM(EL_EMPTY);
+    }
+#else
+    /* !!! ADD SUPPORT FOR MORE THAN ONE PLAYER !!! */
     if (level->field[x][y] == EL_PLAYER_1)
     {
       ply1->x_initial = x + 1;
@@ -2256,6 +2490,7 @@ void CopyNativeLevel_RND_to_EM(struct LevelInfo *level)
       ply2->y_initial = y + 1;
       level_em->cave[x + 1][y + 1] = map_element_RND_to_EM(EL_EMPTY);
     }
+#endif
   }
 }
 
@@ -2314,6 +2549,7 @@ void CopyNativeLevel_EM_to_RND(struct LevelInfo *level)
   level->ball_random           = lev->ball_random;
   level->ball_state_initial    = lev->ball_state_initial;
   level->ball_time             = lev->ball_time;
+  level->num_ball_contents     = lev->num_ball_arrays;
 
   level->lenses_score          = lev->lenses_score;
   level->magnify_score         = lev->magnify_score;
@@ -2321,15 +2557,21 @@ void CopyNativeLevel_EM_to_RND(struct LevelInfo *level)
 
   level->lenses_time           = lev->lenses_time;
   level->magnify_time          = lev->magnify_time;
-  level->wind_direction_initial        = lev->wind_direction_initial;
+
+  level->wind_direction_initial =
+    map_direction_EM_to_RND(lev->wind_direction_initial);
 
   for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
     for (j = 0; j < 8; j++)
       level->ball_content[i].e[ball_xy[j][0]][ball_xy[j][1]] =
        map_element_EM_to_RND(lev->ball_array[i][j]);
 
+  map_android_clone_elements_EM_to_RND(level);
+
+#if 0
   for (i = 0; i < 16; i++)
     level->android_array[i] = FALSE;   /* !!! YET TO COME !!! */
+#endif
 
   /* convert the playfield (some elements need special treatment) */
   for (y = 0; y < level->fieldy; y++) for (x = 0; x < level->fieldx; x++)
@@ -2773,73 +3015,10 @@ 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 (!leveldir_current->latest_engine)
+  if (leveldir_current->latest_engine)
   {
-    /* 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). */
-
-    /* player was faster than enemies in 1.0.0 and before */
-    if (level->file_version == FILE_VERSION_1_0)
-      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;
-
-    /* springs could be pushed over pits before (pre-release version) 2.2.0 */
-    if (level->game_version < VERSION_IDENT(2,2,0,0))
-      level->use_spring_bug = TRUE;
-
-    /* only few elements were able to actively move into acid before 3.1.0 */
-    /* trigger settings did not exist before 3.1.0; set to default "any" */
-    if (level->game_version < VERSION_IDENT(3,1,0,0))
-    {
-      int i, j;
-
-      /* correct "can move into acid" settings (all zero in old levels) */
-
-      level->can_move_into_acid_bits = 0; /* nothing can move into acid */
-      level->dont_collide_with_bits = 0; /* nothing is deadly when colliding */
-
-      setMoveIntoAcidProperty(level, EL_ROBOT,     TRUE);
-      setMoveIntoAcidProperty(level, EL_SATELLITE, TRUE);
-      setMoveIntoAcidProperty(level, EL_PENGUIN,   TRUE);
-      setMoveIntoAcidProperty(level, EL_BALLOON,   TRUE);
-
-      for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++)
-       SET_PROPERTY(EL_CUSTOM_START + i, EP_CAN_MOVE_INTO_ACID, TRUE);
-
-      /* correct trigger settings (stored as zero == "none" in old levels) */
-
-      for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++)
-      {
-       int element = EL_CUSTOM_START + i;
-       struct ElementInfo *ei = &element_info[element];
+    /* ---------- use latest game engine ----------------------------------- */
 
-       for (j = 0; j < ei->num_change_pages; j++)
-       {
-         struct ElementChangeInfo *change = &ei->change_page[j];
-
-         change->trigger_player = CH_PLAYER_ANY;
-         change->trigger_page = CH_PAGE_ANY;
-       }
-      }
-    }
-  }
-  else         /* always use the latest game engine version */
-  {
     /* 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
@@ -2859,6 +3038,83 @@ static void LoadLevel_InitVersion(struct LevelInfo *level, char *filename)
 
     if (level->file_version < FILE_VERSION_2_0)
       level->em_slippery_gems = TRUE;
+
+    return;
+  }
+
+  /* ---------- use game engine the level was created with ----------------- */
+
+  /* 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). */
+
+  /* player was faster than enemies in 1.0.0 and before */
+  if (level->file_version == FILE_VERSION_1_0)
+    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;
+
+  /* springs could be pushed over pits before (pre-release version) 2.2.0 */
+  if (level->game_version < VERSION_IDENT(2,2,0,0))
+    level->use_spring_bug = TRUE;
+
+  if (level->game_version < VERSION_IDENT(3,2,0,5))
+  {
+    /* time orb caused limited time in endless time levels before 3.2.0-5 */
+    level->use_time_orb_bug = TRUE;
+
+    /* default behaviour for snapping was "no snap delay" before 3.2.0-5 */
+    level->block_snap_field = FALSE;
+
+    /* extra time score was same value as time left score before 3.2.0-5 */
+    level->extra_time_score = level->score[SC_TIME_BONUS];
+
+    /* time bonus score was given for 10 s instead of 1 s before 3.2.0-5 */
+    level->score[SC_TIME_BONUS] /= 10;
+  }
+
+  /* only few elements were able to actively move into acid before 3.1.0 */
+  /* trigger settings did not exist before 3.1.0; set to default "any" */
+  if (level->game_version < VERSION_IDENT(3,1,0,0))
+  {
+    int i, j;
+
+    /* correct "can move into acid" settings (all zero in old levels) */
+
+    level->can_move_into_acid_bits = 0; /* nothing can move into acid */
+    level->dont_collide_with_bits = 0; /* nothing is deadly when colliding */
+
+    setMoveIntoAcidProperty(level, EL_ROBOT,     TRUE);
+    setMoveIntoAcidProperty(level, EL_SATELLITE, TRUE);
+    setMoveIntoAcidProperty(level, EL_PENGUIN,   TRUE);
+    setMoveIntoAcidProperty(level, EL_BALLOON,   TRUE);
+
+    for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++)
+      SET_PROPERTY(EL_CUSTOM_START + i, EP_CAN_MOVE_INTO_ACID, TRUE);
+
+    /* correct trigger settings (stored as zero == "none" in old levels) */
+
+    for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++)
+    {
+      int element = EL_CUSTOM_START + i;
+      struct ElementInfo *ei = &element_info[element];
+
+      for (j = 0; j < ei->num_change_pages; j++)
+      {
+       struct ElementChangeInfo *change = &ei->change_page[j];
+
+       change->trigger_player = CH_PLAYER_ANY;
+       change->trigger_page = CH_PAGE_ANY;
+      }
+    }
   }
 }
 
@@ -2876,7 +3132,7 @@ static void LoadLevel_InitElements(struct LevelInfo *level, char *filename)
       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_COUNT_AT_ZERO; j--)
+      for (j = CE_BY_OTHER_ACTION; j >= CE_VALUE_GETS_ZERO; j--)
       {
        if (HAS_CHANGE_EVENT(element, j - 2))
        {
@@ -3290,63 +3546,64 @@ static void SaveLevel_CUS3(FILE *file, struct LevelInfo *level,
   for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++)
   {
     int element = EL_CUSTOM_START + i;
+    struct ElementInfo *ei = &element_info[element];
 
-    if (element_info[element].modified_settings)
+    if (ei->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]);
+         putFile8Bit(file, ei->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, ei->use_gfx_element);
+       putFile16BitBE(file, ei->gfx_element);
 
-       putFile8Bit(file, element_info[element].collect_score_initial);
-       putFile8Bit(file, element_info[element].collect_count_initial);
+       putFile8Bit(file, ei->collect_score_initial);
+       putFile8Bit(file, ei->collect_count_initial);
 
-       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, ei->push_delay_fixed);
+       putFile16BitBE(file, ei->push_delay_random);
+       putFile16BitBE(file, ei->move_delay_fixed);
+       putFile16BitBE(file, ei->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);
+       putFile16BitBE(file, ei->move_pattern);
+       putFile8Bit(file, ei->move_direction_initial);
+       putFile8Bit(file, ei->move_stepsize);
 
        for (y = 0; y < 3; y++)
          for (x = 0; x < 3; x++)
-           putFile16BitBE(file, element_info[element].content.e[x][y]);
+           putFile16BitBE(file, ei->content.e[x][y]);
 
-       putFile32BitBE(file, element_info[element].change->events);
+       putFile32BitBE(file, ei->change->events);
 
-       putFile16BitBE(file, element_info[element].change->target_element);
+       putFile16BitBE(file, ei->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, ei->change->delay_fixed);
+       putFile16BitBE(file, ei->change->delay_random);
+       putFile16BitBE(file, ei->change->delay_frames);
 
-       putFile16BitBE(file, element_info[element].change->trigger_element);
+       putFile16BitBE(file, ei->change->trigger_element);
 
-       putFile8Bit(file, element_info[element].change->explode);
-       putFile8Bit(file, element_info[element].change->use_target_content);
-       putFile8Bit(file, element_info[element].change->only_if_complete);
-       putFile8Bit(file, element_info[element].change->use_random_replace);
+       putFile8Bit(file, ei->change->explode);
+       putFile8Bit(file, ei->change->use_target_content);
+       putFile8Bit(file, ei->change->only_if_complete);
+       putFile8Bit(file, ei->change->use_random_replace);
 
-       putFile8Bit(file, element_info[element].change->random_percentage);
-       putFile8Bit(file, element_info[element].change->replace_when);
+       putFile8Bit(file, ei->change->random_percentage);
+       putFile8Bit(file, ei->change->replace_when);
 
        for (y = 0; y < 3; y++)
          for (x = 0; x < 3; x++)
-           putFile16BitBE(file,element_info[element].change->content.e[x][y]);
+           putFile16BitBE(file, ei->change->content.e[x][y]);
 
-       putFile8Bit(file, element_info[element].slippery_type);
+       putFile8Bit(file, ei->slippery_type);
 
        /* some free bytes for future properties and padding */
        WriteUnusedBytesToFile(file, LEVEL_CPART_CUS3_UNUSED);
@@ -3366,6 +3623,8 @@ static void SaveLevel_CUS4(FILE *file, struct LevelInfo *level, int element)
   struct ElementInfo *ei = &element_info[element];
   int i, j, x, y;
 
+  /* ---------- custom element base property values (96 bytes) ------------- */
+
   putFile16BitBE(file, element);
 
   for (i = 0; i < MAX_ELEMENT_NAME_LEN; i++)
@@ -3376,10 +3635,9 @@ static void SaveLevel_CUS4(FILE *file, struct LevelInfo *level, int element)
 
   putFile8Bit(file, ei->num_change_pages);
 
-  /* some free bytes for future base property values and padding */
-  WriteUnusedBytesToFile(file, 5);
-
-  /* write custom property values */
+  putFile16BitBE(file, ei->ce_value_fixed_initial);
+  putFile16BitBE(file, ei->ce_value_random_initial);
+  putFile8Bit(file, ei->use_last_ce_value);
 
   putFile8Bit(file, ei->use_gfx_element);
   putFile16BitBE(file, ei->gfx_element);
@@ -3421,17 +3679,18 @@ static void SaveLevel_CUS4(FILE *file, struct LevelInfo *level, int element)
   /* some free bytes for future custom property values and padding */
   WriteUnusedBytesToFile(file, 1);
 
-  /* write change property values */
+  /* ---------- change page property values (48 bytes) --------------------- */
 
   for (i = 0; i < ei->num_change_pages; i++)
   {
     struct ElementChangeInfo *change = &ei->change_page[i];
-    unsigned long event_bits = 0;
+    unsigned long event_bits;
 
-    for (j = 0; j < NUM_CHANGE_EVENTS; j++)
+    /* bits 0 - 31 of "has_event[]" ... */
+    event_bits = 0;
+    for (j = 0; j < MIN(NUM_CHANGE_EVENTS, 32); j++)
       if (change->has_event[j])
        event_bits |= (1 << j);
-
     putFile32BitBE(file, event_bits);
 
     putFile16BitBE(file, change->target_element);
@@ -3467,8 +3726,12 @@ static void SaveLevel_CUS4(FILE *file, struct LevelInfo *level, int element)
     putFile8Bit(file, change->action_mode);
     putFile16BitBE(file, change->action_arg);
 
-    /* some free bytes for future change property values and padding */
-    WriteUnusedBytesToFile(file, 1);
+    /* ... bits 32 - 39 of "has_event[]" (not nice, but downward compatible) */
+    event_bits = 0;
+    for (j = 32; j < NUM_CHANGE_EVENTS; j++)
+      if (change->has_event[j])
+       event_bits |= (1 << (j - 32));
+    putFile8Bit(file, event_bits);
   }
 }
 
@@ -3528,9 +3791,39 @@ static int SaveLevel_CONF_Value(FILE *file, int pos)
   return num_bytes;
 }
 
-static int SaveLevel_CONF_Content(FILE *file, int pos, int num_contents)
+static int SaveLevel_CONF_Elements(FILE *file, int pos)
+{
+  int *element_array = (int *)(element_conf[pos].value);
+  int num_elements = *(int *)element_conf[pos].num_entities;
+  int default_value = element_conf[pos].default_value;
+  int element = element_conf[pos].element;
+  int type = element_conf[pos].type;
+  int num_bytes = 0;
+  boolean modified = FALSE;
+  int i;
+
+  /* check if any settings have been modified before saving them */
+  for (i = 0; i < num_elements; i++)
+    if (element_array[i] != default_value)
+      modified = TRUE;
+
+  if (!modified)               /* do not save unmodified default settings */
+    return 0;
+
+  num_bytes += putFile16BitBE(file, element);
+  num_bytes += putFile8Bit(file, type);
+  num_bytes += putFile16BitBE(file, num_elements * CONF_ELEMENT_NUM_BYTES);
+
+  for (i = 0; i < num_elements; i++)
+    num_bytes += putFile16BitBE(file, element_array[i]);
+
+  return num_bytes;
+}
+
+static int SaveLevel_CONF_Contents(FILE *file, int pos)
 {
   struct Content *content = (struct Content *)(element_conf[pos].value);
+  int num_contents = *(int *)element_conf[pos].num_entities;
   int default_value = element_conf[pos].default_value;
   int element = element_conf[pos].element;
   int type = element_conf[pos].type;
@@ -3574,8 +3867,10 @@ static int SaveLevel_CONF(FILE *file, struct LevelInfo *level)
 
     if (bytes != CONF_MASK_MULTI_BYTES)
       chunk_size += SaveLevel_CONF_Value(file, i);
-    else if (type == CONF_VALUE_CONTENT_8)
-      chunk_size += SaveLevel_CONF_Content(file, i, MAX_ELEMENT_CONTENTS);
+    else if (type == CONF_VALUE_ELEMENTS)
+      chunk_size += SaveLevel_CONF_Elements(file, i);
+    else if (type == CONF_VALUE_CONTENTS)
+      chunk_size += SaveLevel_CONF_Contents(file, i);
   }
 
   return chunk_size;
@@ -4382,12 +4677,30 @@ void SaveScore(int nr)
 #define SETUP_TOKEN_EDITOR_EL_DX_BOULDERDASH   7
 #define SETUP_TOKEN_EDITOR_EL_CHARS            8
 #define SETUP_TOKEN_EDITOR_EL_CUSTOM           9
-#define SETUP_TOKEN_EDITOR_EL_CUSTOM_MORE      10
-#define SETUP_TOKEN_EDITOR_EL_HEADLINES                11
-#define SETUP_TOKEN_EDITOR_EL_USER_DEFINED     12
+#define SETUP_TOKEN_EDITOR_EL_HEADLINES                10
+#define SETUP_TOKEN_EDITOR_EL_USER_DEFINED     11
+#define SETUP_TOKEN_EDITOR_EL_DYNAMIC          12
 
 #define NUM_EDITOR_SETUP_TOKENS                        13
 
+/* editor cascade setup */
+#define SETUP_TOKEN_EDITOR_CASCADE_BD          0
+#define SETUP_TOKEN_EDITOR_CASCADE_EM          1
+#define SETUP_TOKEN_EDITOR_CASCADE_EMC         2
+#define SETUP_TOKEN_EDITOR_CASCADE_RND         3
+#define SETUP_TOKEN_EDITOR_CASCADE_SB          4
+#define SETUP_TOKEN_EDITOR_CASCADE_SP          5
+#define SETUP_TOKEN_EDITOR_CASCADE_DC          6
+#define SETUP_TOKEN_EDITOR_CASCADE_DX          7
+#define SETUP_TOKEN_EDITOR_CASCADE_TEXT                8
+#define SETUP_TOKEN_EDITOR_CASCADE_CE          9
+#define SETUP_TOKEN_EDITOR_CASCADE_GE          10
+#define SETUP_TOKEN_EDITOR_CASCADE_USER                11
+#define SETUP_TOKEN_EDITOR_CASCADE_GENERIC     12
+#define SETUP_TOKEN_EDITOR_CASCADE_DYNAMIC     13
+
+#define NUM_EDITOR_CASCADE_SETUP_TOKENS                14
+
 /* shortcut setup */
 #define SETUP_TOKEN_SHORTCUT_SAVE_GAME         0
 #define SETUP_TOKEN_SHORTCUT_LOAD_GAME         1
@@ -4429,6 +4742,7 @@ void SaveScore(int nr)
 
 static struct SetupInfo si;
 static struct SetupEditorInfo sei;
+static struct SetupEditorCascadeInfo seci;
 static struct SetupShortcutInfo ssi;
 static struct SetupInputInfo sii;
 static struct SetupSystemInfo syi;
@@ -4473,9 +4787,27 @@ static struct TokenInfo editor_setup_tokens[] =
   { TYPE_SWITCH, &sei.el_dx_boulderdash,"editor.el_dx_boulderdash"     },
   { TYPE_SWITCH, &sei.el_chars,                "editor.el_chars"               },
   { TYPE_SWITCH, &sei.el_custom,       "editor.el_custom"              },
-  { TYPE_SWITCH, &sei.el_custom_more,  "editor.el_custom_more"         },
   { TYPE_SWITCH, &sei.el_headlines,    "editor.el_headlines"           },
   { TYPE_SWITCH, &sei.el_user_defined, "editor.el_user_defined"        },
+  { TYPE_SWITCH, &sei.el_dynamic,      "editor.el_dynamic"             },
+};
+
+static struct TokenInfo editor_cascade_setup_tokens[] =
+{
+  { TYPE_SWITCH, &seci.el_bd,          "editor.cascade.el_bd"          },
+  { TYPE_SWITCH, &seci.el_em,          "editor.cascade.el_em"          },
+  { TYPE_SWITCH, &seci.el_emc,         "editor.cascade.el_emc"         },
+  { TYPE_SWITCH, &seci.el_rnd,         "editor.cascade.el_rnd"         },
+  { TYPE_SWITCH, &seci.el_sb,          "editor.cascade.el_sb"          },
+  { TYPE_SWITCH, &seci.el_sp,          "editor.cascade.el_sp"          },
+  { TYPE_SWITCH, &seci.el_dc,          "editor.cascade.el_dc"          },
+  { TYPE_SWITCH, &seci.el_dx,          "editor.cascade.el_dx"          },
+  { TYPE_SWITCH, &seci.el_chars,       "editor.cascade.el_chars"       },
+  { TYPE_SWITCH, &seci.el_ce,          "editor.cascade.el_ce"          },
+  { TYPE_SWITCH, &seci.el_ge,          "editor.cascade.el_ge"          },
+  { TYPE_SWITCH, &seci.el_user,                "editor.cascade.el_user"        },
+  { TYPE_SWITCH, &seci.el_generic,     "editor.cascade.el_generic"     },
+  { TYPE_SWITCH, &seci.el_dynamic,     "editor.cascade.el_dynamic"     },
 };
 
 static struct TokenInfo shortcut_setup_tokens[] =
@@ -4573,10 +4905,10 @@ static void setSetupInfoToDefaults(struct SetupInfo *si)
   si->editor.el_dx_boulderdash    = TRUE;
   si->editor.el_chars             = TRUE;
   si->editor.el_custom            = TRUE;
-  si->editor.el_custom_more       = FALSE;
 
   si->editor.el_headlines = TRUE;
   si->editor.el_user_defined = FALSE;
+  si->editor.el_dynamic = TRUE;
 
   si->shortcut.save_game = DEFAULT_KEY_SAVE_GAME;
   si->shortcut.load_game = DEFAULT_KEY_LOAD_GAME;
@@ -4608,6 +4940,25 @@ static void setSetupInfoToDefaults(struct SetupInfo *si)
   si->options.verbose = FALSE;
 }
 
+static void setSetupInfoToDefaults_EditorCascade(struct SetupInfo *si)
+{
+  si->editor_cascade.el_bd     = TRUE;
+  si->editor_cascade.el_em     = TRUE;
+  si->editor_cascade.el_emc    = TRUE;
+  si->editor_cascade.el_rnd    = TRUE;
+  si->editor_cascade.el_sb     = TRUE;
+  si->editor_cascade.el_sp     = TRUE;
+  si->editor_cascade.el_dc     = TRUE;
+  si->editor_cascade.el_dx     = TRUE;
+
+  si->editor_cascade.el_chars  = FALSE;
+  si->editor_cascade.el_ce     = FALSE;
+  si->editor_cascade.el_ge     = FALSE;
+  si->editor_cascade.el_user   = FALSE;
+  si->editor_cascade.el_generic        = FALSE;
+  si->editor_cascade.el_dynamic        = FALSE;
+}
+
 static void decodeSetupFileHash(SetupFileHash *setup_file_hash)
 {
   int i, pnr;
@@ -4670,6 +5021,22 @@ static void decodeSetupFileHash(SetupFileHash *setup_file_hash)
   setup.options = soi;
 }
 
+static void decodeSetupFileHash_EditorCascade(SetupFileHash *setup_file_hash)
+{
+  int i;
+
+  if (!setup_file_hash)
+    return;
+
+  /* editor cascade setup */
+  seci = setup.editor_cascade;
+  for (i = 0; i < NUM_EDITOR_CASCADE_SETUP_TOKENS; i++)
+    setSetupInfo(editor_cascade_setup_tokens, i,
+                getHashEntry(setup_file_hash,
+                             editor_cascade_setup_tokens[i].text));
+  setup.editor_cascade = seci;
+}
+
 void LoadSetup()
 {
   char *filename = getSetupFilename();
@@ -4700,6 +5067,27 @@ void LoadSetup()
     Error(ERR_WARN, "using default setup values");
 }
 
+void LoadSetup_EditorCascade()
+{
+  char *filename = getPath2(getSetupDir(), EDITORCASCADE_FILENAME);
+  SetupFileHash *setup_file_hash = NULL;
+
+  /* always start with reliable default values */
+  setSetupInfoToDefaults_EditorCascade(&setup);
+
+  setup_file_hash = loadSetupFileHash(filename);
+
+  if (setup_file_hash)
+  {
+    checkSetupFileHashIdentifier(setup_file_hash, getCookie("SETUP"));
+    decodeSetupFileHash_EditorCascade(setup_file_hash);
+
+    freeSetupFileHash(setup_file_hash);
+  }
+
+  free(filename);
+}
+
 void SaveSetup()
 {
   char *filename = getSetupFilename();
@@ -4772,6 +5160,37 @@ void SaveSetup()
   SetFilePermissions(filename, PERMS_PRIVATE);
 }
 
+void SaveSetup_EditorCascade()
+{
+  char *filename = getPath2(getSetupDir(), EDITORCASCADE_FILENAME);
+  FILE *file;
+  int i;
+
+  InitUserDataDirectory();
+
+  if (!(file = fopen(filename, MODE_WRITE)))
+  {
+    Error(ERR_WARN, "cannot write editor cascade state file '%s'", filename);
+    free(filename);
+    return;
+  }
+
+  fprintf(file, "%s\n", getFormattedSetupEntry(TOKEN_STR_FILE_IDENTIFIER,
+                                              getCookie("SETUP")));
+  fprintf(file, "\n");
+
+  seci = setup.editor_cascade;
+  fprintf(file, "\n");
+  for (i = 0; i < NUM_EDITOR_SETUP_TOKENS; i++)
+    fprintf(file, "%s\n", getSetupLine(editor_cascade_setup_tokens, "", i));
+
+  fclose(file);
+
+  SetFilePermissions(filename, PERMS_PRIVATE);
+
+  free(filename);
+}
+
 void LoadCustomElementDescriptions()
 {
   char *filename = getCustomArtworkConfigFilename(ARTWORK_TYPE_GRAPHICS);
@@ -4873,6 +5292,10 @@ void LoadUserDefinedEditorElementList(int **elements, int *num_elements)
   /* add space for up to 3 more elements for padding that may be needed */
   *num_elements += 3;
 
+  /* free memory for old list of elements, if needed */
+  checked_free(*elements);
+
+  /* allocate memory for new list of elements */
   *elements = checked_malloc(*num_elements * sizeof(int));
 
   *num_elements = 0;