rnd-20080204-1-src

[rocksndiamonds.git] / src / files.c

diff --git a/src/files.c b/src/files.c
index 6195f9613c5cc304df3f36258a53bcf9d4723c9a..7a29e1eebac839ff06d01b1bc3a068a3404a3c38 100644 (file)
--- a/src/files.c
+++ b/src/files.c
@@ -311,6 +311,22 @@ static struct LevelFileConfigInfo chunk_config_ELEM[] =
     TYPE_ELEMENT,                      CONF_VALUE_16_BIT(3),
     &li.explosion_element[0],          EL_PLAYER_1
   },
+  {
+    EL_PLAYER_1,                       -1,
+    TYPE_BOOLEAN,                      CONF_VALUE_8_BIT(13),
+    &li.use_initial_inventory[0],      FALSE
+  },
+  {
+    EL_PLAYER_1,                       -1,
+    TYPE_BOOLEAN,                      CONF_VALUE_8_BIT(14),
+    &li.initial_inventory_size[0],     1
+  },
+  {
+    EL_PLAYER_1,                       -1,
+    TYPE_ELEMENT_LIST,                 CONF_VALUE_BYTES(1),
+    &li.initial_inventory_content[0][0],EL_EMPTY, NULL,
+    &li.initial_inventory_size[0],     1, MAX_INITIAL_INVENTORY_SIZE
+  },
 
   {
     EL_PLAYER_2,                       -1,
@@ -352,6 +368,22 @@ static struct LevelFileConfigInfo chunk_config_ELEM[] =
     TYPE_ELEMENT,                      CONF_VALUE_16_BIT(3),
     &li.explosion_element[1],          EL_PLAYER_2
   },
+  {
+    EL_PLAYER_2,                       -1,
+    TYPE_BOOLEAN,                      CONF_VALUE_8_BIT(13),
+    &li.use_initial_inventory[1],      FALSE
+  },
+  {
+    EL_PLAYER_2,                       -1,
+    TYPE_BOOLEAN,                      CONF_VALUE_8_BIT(14),
+    &li.initial_inventory_size[1],     1
+  },
+  {
+    EL_PLAYER_2,                       -1,
+    TYPE_ELEMENT_LIST,                 CONF_VALUE_BYTES(1),
+    &li.initial_inventory_content[1][0],EL_EMPTY, NULL,
+    &li.initial_inventory_size[1],     1, MAX_INITIAL_INVENTORY_SIZE
+  },
 
   {
     EL_PLAYER_3,                       -1,
@@ -393,6 +425,22 @@ static struct LevelFileConfigInfo chunk_config_ELEM[] =
     TYPE_ELEMENT,                      CONF_VALUE_16_BIT(3),
     &li.explosion_element[2],          EL_PLAYER_3
   },
+  {
+    EL_PLAYER_3,                       -1,
+    TYPE_BOOLEAN,                      CONF_VALUE_8_BIT(13),
+    &li.use_initial_inventory[2],      FALSE
+  },
+  {
+    EL_PLAYER_3,                       -1,
+    TYPE_BOOLEAN,                      CONF_VALUE_8_BIT(14),
+    &li.initial_inventory_size[2],     1
+  },
+  {
+    EL_PLAYER_3,                       -1,
+    TYPE_ELEMENT_LIST,                 CONF_VALUE_BYTES(1),
+    &li.initial_inventory_content[2][0],EL_EMPTY, NULL,
+    &li.initial_inventory_size[2],     1, MAX_INITIAL_INVENTORY_SIZE
+  },
 
   {
     EL_PLAYER_4,                       -1,
@@ -434,6 +482,22 @@ static struct LevelFileConfigInfo chunk_config_ELEM[] =
     TYPE_ELEMENT,                      CONF_VALUE_16_BIT(3),
     &li.explosion_element[3],          EL_PLAYER_4
   },
+  {
+    EL_PLAYER_4,                       -1,
+    TYPE_BOOLEAN,                      CONF_VALUE_8_BIT(13),
+    &li.use_initial_inventory[3],      FALSE
+  },
+  {
+    EL_PLAYER_4,                       -1,
+    TYPE_BOOLEAN,                      CONF_VALUE_8_BIT(14),
+    &li.initial_inventory_size[3],     1
+  },
+  {
+    EL_PLAYER_4,                       -1,
+    TYPE_ELEMENT_LIST,                 CONF_VALUE_BYTES(1),
+    &li.initial_inventory_content[3][0],EL_EMPTY, NULL,
+    &li.initial_inventory_size[3],     1, MAX_INITIAL_INVENTORY_SIZE
+  },
 
   {
     EL_EMERALD,                                -1,
@@ -1100,6 +1164,12 @@ static struct LevelFileConfigInfo chunk_config_CUSX_change[] =
     &xx_change.action_arg,             CA_ARG_UNDEFINED
   },
 
+  {
+    -1,                                        -1,
+    TYPE_ELEMENT,                      CONF_VALUE_16_BIT(7),
+    &xx_change.action_element,         EL_EMPTY_SPACE
+  },
+
   {
     -1,                                        -1,
     TYPE_CONTENT_LIST,                 CONF_VALUE_BYTES(1),
@@ -1620,6 +1690,9 @@ static void setLevelInfoToDefaults(struct LevelInfo *level)
 
   level->changed = FALSE;
 
+  /* set all bug compatibility flags to "false" => do not emulate this bug */
+  level->use_action_after_change_bug = FALSE;
+
   if (leveldir_current == NULL)                /* only when dumping level */
     return;
 
@@ -6239,7 +6312,7 @@ static void LoadLevel_InitVersion(struct LevelInfo *level, char *filename)
 
   /* try to detect and fix "Snake Bite" levels, which are broken with 3.2.0 */
   {
-    int element = EL_CUSTOM_START + 255;
+    int element = EL_CUSTOM_256;
     struct ElementInfo *ei = &element_info[element];
     struct ElementChangeInfo *change = &ei->change_page[0];
 
@@ -6259,6 +6332,33 @@ static void LoadLevel_InitVersion(struct LevelInfo *level, char *filename)
       change->target_element = EL_PLAYER_1;
   }
 
+  /* try to detect and fix "Zelda II" levels, which are broken with 3.2.5 */
+  {
+    int element = EL_CUSTOM_16;
+    struct ElementInfo *ei = &element_info[element];
+
+    /* This is needed to fix a problem that was caused by a bugfix in function
+       game.c/CheckTriggeredElementChangeExt() introduced with 3.2.5 that
+       corrects the behaviour when a custom element changes to another custom
+       element with a higher element number that has change actions defined.
+       Normally, only one change per frame is allowed for custom elements.
+       Therefore, it is checked if a custom element already changed in the
+       current frame; if it did, subsequent changes are suppressed.
+       Unfortunately, this is only checked for element changes, but not for
+       change actions, which are still executed. As the function above loops
+       through all custom elements from lower to higher, an element change
+       resulting in a lower CE number won't be checked again, while a target
+       element with a higher number will also be checked, and potential change
+       actions will get executed for this CE, too (which is wrong), while
+       further changes are ignored (which is correct). As this bugfix breaks
+       Zelda II (but no other levels), allow the previous, incorrect behaviour
+       for this outstanding level set to not break the game or existing tapes */
+
+    if (strncmp(leveldir_current->identifier, "zelda2", 6) == 0 ||
+       strncmp(ei->description, "scanline - row 1", 16) == 0)
+      level->use_action_after_change_bug = TRUE;
+  }
+
   /* not centering level after relocating player was default only in 3.2.3 */
   if (level->game_version == VERSION_IDENT(3,2,3,0))   /* (no pre-releases) */
     level->shifted_relocation = TRUE;