/* level file functions */
/* ========================================================================= */
+void setElementChangePages(struct ElementInfo *ei, int change_pages)
+{
+ int change_page_size = sizeof(struct ElementChangeInfo);
+
+ ei->num_change_pages = MAX(1, change_pages);
+
+ ei->change_page =
+ checked_realloc(ei->change_page, ei->num_change_pages * change_page_size);
+
+ if (ei->current_change_page >= ei->num_change_pages)
+ ei->current_change_page = ei->num_change_pages - 1;
+
+ ei->change = &ei->change_page[ei->current_change_page];
+}
+
+void setElementChangeInfoToDefaults(struct ElementChangeInfo *change)
+{
+ int x, y;
+
+ change->can_change = FALSE;
+
+ change->events = CE_BITMASK_DEFAULT;
+ change->target_element = EL_EMPTY_SPACE;
+
+ change->delay_fixed = 0;
+ change->delay_random = 0;
+ change->delay_frames = -1; /* later set to reliable default value */
+
+ change->trigger_element = EL_EMPTY_SPACE;
+
+ change->explode = FALSE;
+ change->use_content = FALSE;
+ change->only_complete = FALSE;
+ change->use_random_change = FALSE;
+ change->random = 0;
+ change->power = CP_NON_DESTRUCTIVE;
+
+ for(x=0; x<3; x++)
+ for(y=0; y<3; y++)
+ change->content[x][y] = EL_EMPTY_SPACE;
+
+ change->player_action = 0;
+ change->collide_action = 0;
+ change->other_action = 0;
+
+ change->pre_change_function = NULL;
+ change->change_function = NULL;
+ change->post_change_function = NULL;
+}
+
static void setLevelInfoToDefaults(struct LevelInfo *level)
{
int i, j, x, y;
strcpy(level->name, NAMELESS_LEVEL_NAME);
strcpy(level->author, ANONYMOUS_NAME);
+ level->envelope[0] = '\0';
+ level->envelope_xsize = MAX_ENVELOPE_XSIZE;
+ level->envelope_ysize = MAX_ENVELOPE_YSIZE;
+
for(i=0; i<LEVEL_SCORE_ELEMENTS; i++)
level->score[i] = 10;
level->field[0][0] = EL_PLAYER_1;
level->field[STD_LEV_FIELDX - 1][STD_LEV_FIELDY - 1] = EL_EXIT_CLOSED;
+ for (i=0; i < MAX_NUM_ELEMENTS; i++)
+ {
+ setElementChangePages(&element_info[i], 1);
+ setElementChangeInfoToDefaults(element_info[i].change);
+ }
+
for (i=0; i < NUM_CUSTOM_ELEMENTS; i++)
{
int element = EL_CUSTOM_START + i;
- for(j=0; j<MAX_ELEMENT_NAME_LEN + 1; j++)
+ for(j=0; j < MAX_ELEMENT_NAME_LEN + 1; j++)
element_info[element].description[j] = '\0';
if (element_info[element].custom_description != NULL)
strncpy(element_info[element].description,
for(y=0; y<3; y++)
element_info[element].content[x][y] = EL_EMPTY_SPACE;
- element_info[element].change.events = CE_BITMASK_DEFAULT;
- element_info[element].change.target_element = EL_EMPTY_SPACE;
-
- element_info[element].change.delay_fixed = 0;
- element_info[element].change.delay_random = 0;
- element_info[element].change.delay_frames = -1; /* use default */
-
- element_info[element].change.trigger_element = EL_EMPTY_SPACE;
-
- element_info[element].change.explode = FALSE;
- element_info[element].change.use_content = FALSE;
- element_info[element].change.only_complete = FALSE;
- element_info[element].change.use_random_change = FALSE;
- element_info[element].change.random = 0;
- element_info[element].change.power = CP_NON_DESTRUCTIVE;
-
- for(x=0; x<3; x++)
- for(y=0; y<3; y++)
- element_info[element].change.content[x][y] = EL_EMPTY_SPACE;
-
element_info[element].access_type = 0;
element_info[element].access_layer = 0;
element_info[element].walk_to_action = 0;
element_info[element].smash_targets = 0;
element_info[element].deadliness = 0;
element_info[element].consistency = 0;
- element_info[element].change_player_action = 0;
- element_info[element].change_collide_action = 0;
- element_info[element].change_other_action = 0;
element_info[element].can_explode_by_fire = FALSE;
element_info[element].can_explode_smashed = FALSE;
element_info[element].can_explode_impact = FALSE;
+ element_info[element].current_change_page = 0;
+
/* start with no properties at all */
for (j=0; j < NUM_EP_BITFIELDS; j++)
Properties[element][j] = EP_BITMASK_DEFAULT;
int custom_target_element = getFile16BitBE(file);
if (IS_CUSTOM_ELEMENT(element))
- element_info[element].change.target_element = custom_target_element;
+ element_info[element].change->target_element = custom_target_element;
else
Error(ERR_WARN, "invalid custom element number %d", element);
}
element_info[element].content[x][y] =
checkLevelElement(getFile16BitBE(file));
- element_info[element].change.events = getFile32BitBE(file);
+ element_info[element].change->events = getFile32BitBE(file);
- element_info[element].change.target_element =
+ element_info[element].change->target_element =
checkLevelElement(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);
+ element_info[element].change->delay_fixed = getFile16BitBE(file);
+ element_info[element].change->delay_random = getFile16BitBE(file);
+ element_info[element].change->delay_frames = getFile16BitBE(file);
- element_info[element].change.trigger_element =
+ element_info[element].change->trigger_element =
checkLevelElement(getFile16BitBE(file));
- element_info[element].change.explode = getFile8Bit(file);
- element_info[element].change.use_content = getFile8Bit(file);
- element_info[element].change.only_complete = getFile8Bit(file);
- element_info[element].change.use_random_change = getFile8Bit(file);
+ element_info[element].change->explode = getFile8Bit(file);
+ element_info[element].change->use_content = getFile8Bit(file);
+ element_info[element].change->only_complete = getFile8Bit(file);
+ element_info[element].change->use_random_change = getFile8Bit(file);
- element_info[element].change.random = getFile8Bit(file);
- element_info[element].change.power = getFile8Bit(file);
+ element_info[element].change->random = getFile8Bit(file);
+ element_info[element].change->power = getFile8Bit(file);
for(y=0; y<3; y++)
for(x=0; x<3; x++)
- element_info[element].change.content[x][y] =
+ element_info[element].change->content[x][y] =
checkLevelElement(getFile16BitBE(file));
element_info[element].slippery_type = getFile8Bit(file);
}
}
+ /* initialize "can_change" field for old levels with only one change page */
+ if (level->game_version <= VERSION_IDENT(3,0,2))
+ {
+ for (i=0; i < NUM_CUSTOM_ELEMENTS; i++)
+ {
+ int element = EL_CUSTOM_START + i;
+
+ if (CAN_CHANGE(element))
+ element_info[element].change->can_change = TRUE;
+ }
+ }
+
/* copy elements to runtime playfield array */
for(x=0; x<MAX_LEV_FIELDX; x++)
for(y=0; y<MAX_LEV_FIELDY; y++)
{
int element = EL_CUSTOM_START + i;
- if (element_info[element].change.target_element != EL_EMPTY_SPACE)
+ if (element_info[element].change->target_element != EL_EMPTY_SPACE)
{
if (check < num_changed_custom_elements)
{
putFile16BitBE(file, element);
- putFile16BitBE(file, element_info[element].change.target_element);
+ putFile16BitBE(file, element_info[element].change->target_element);
}
check++;
for(x=0; x<3; x++)
putFile16BitBE(file, element_info[element].content[x][y]);
- putFile32BitBE(file, element_info[element].change.events);
+ putFile32BitBE(file, element_info[element].change->events);
- putFile16BitBE(file, element_info[element].change.target_element);
+ 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->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);
+ 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->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);
+ 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]);
+ putFile16BitBE(file, element_info[element].change->content[x][y]);
putFile8Bit(file, element_info[element].slippery_type);