mirror of https://github.com/OpenRCT2/OpenRCT2.git
implement track_save_add_map_element and track_save_remove_map_element
This commit is contained in:
IntelOrca
parent
7228e42768
commit
6901c04f24
391
src/ride/track.c
391
src/ride/track.c
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@ -239,6 +239,8 @@ const rct_trackdefinition gTrackDefinitions_INCORRECT[] = {
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{ TRACK_HALF_LOOP_LARGE, TRACK_SLOPE_DOWN_25, TRACK_SLOPE_NONE, TRACK_BANK_NONE, TRACK_BANK_UPSIDE_DOWN, TRACK_HALF_LOOP_DOWN }, // ELEM_LEFT_LARGE_HALF_LOOP_DOWN
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};
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#define TRACK_MAX_SAVED_MAP_ELEMENTS 1500
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rct_map_element **gTrackSavedMapElements = (rct_map_element**)0x00F63674;
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static bool track_save_should_select_scenery_around(int rideIndex, rct_map_element *mapElement);
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@ -3351,13 +3353,385 @@ static bool track_save_contains_map_element(rct_map_element *mapElement)
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return false;
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}
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static int map_element_get_total_element_count(rct_map_element *mapElement)
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{
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int elementCount;
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rct_scenery_entry *sceneryEntry;
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rct_large_scenery_tile *tile;
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switch (map_element_get_type(mapElement)) {
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case MAP_ELEMENT_TYPE_PATH:
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case MAP_ELEMENT_TYPE_SCENERY:
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case MAP_ELEMENT_TYPE_FENCE:
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return 1;
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case MAP_ELEMENT_TYPE_SCENERY_MULTIPLE:
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sceneryEntry = g_largeSceneryEntries[mapElement->properties.scenerymultiple.type & 0x3FF];
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tile = sceneryEntry->large_scenery.tiles;
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elementCount = 0;
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do {
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tile++;
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elementCount++;
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} while (tile->x_offset != (sint16)0xFFFF);
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return elementCount;
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default:
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return 0;
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}
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}
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static bool track_scenery_is_null(rct_track_scenery *trackScenery)
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{
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return *((uint8*)trackScenery) == 0xFF;
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}
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static void track_scenery_set_to_null(rct_track_scenery *trackScenery)
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{
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*((uint8*)trackScenery) = 0xFF;
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}
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static rct_map_element **track_get_next_spare_saved_map_element()
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{
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rct_map_element **savedMapElement = gTrackSavedMapElements;
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while (*savedMapElement != (rct_map_element*)0xFFFFFFFF) {
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savedMapElement++;
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}
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return savedMapElement;
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}
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/**
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*
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* rct2: 0x006D2ED2
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*/
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static bool track_save_can_add_map_element(rct_map_element *mapElement)
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{
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int newElementCount = map_element_get_total_element_count(mapElement);
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if (newElementCount == 0) {
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return false;
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}
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// Get number of saved elements so far
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rct_map_element **savedMapElement = track_get_next_spare_saved_map_element();
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// Get number of spare elements left
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int numSavedElements = savedMapElement - gTrackSavedMapElements;
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int spareSavedElements = TRACK_MAX_SAVED_MAP_ELEMENTS - numSavedElements;
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if (newElementCount > spareSavedElements) {
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// No more spare saved elements left
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return false;
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}
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// Probably checking for spare elements in the TD6 struct
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rct_track_scenery *trackScenery = (rct_track_scenery*)0x009DA193;
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while (!track_scenery_is_null(trackScenery)) { trackScenery++; }
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if (trackScenery >= (rct_track_scenery*)0x9DE207) {
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return false;
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}
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return true;
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}
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/**
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*
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* rct2: 0x006D2F4C
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*/
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static void track_save_push_map_element(int x, int y, rct_map_element *mapElement)
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{
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rct_map_element **savedMapElement;
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map_invalidate_tile_full(x, y);
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savedMapElement = track_get_next_spare_saved_map_element();
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*savedMapElement = mapElement;
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*(savedMapElement + 1) = (rct_map_element*)0xFFFFFFFF;
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}
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/**
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*
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* rct2: 0x006D2FA7
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*/
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static void track_save_push_map_element_desc(rct_object_entry *entry, int x, int y, int z, uint8 flags, uint8 primaryColour, uint8 secondaryColour)
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{
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rct_track_scenery *item = (rct_track_scenery*)0x009DA193;
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while (!track_scenery_is_null(item)) { item++; }
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item->scenery_object = *entry;
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item->x = x / 32;
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item->y = y / 32;
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item->z = z;
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item->flags = flags;
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item->primary_colour = primaryColour;
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item->secondary_colour = secondaryColour;
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track_scenery_set_to_null(item + 1);
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}
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static void track_save_add_scenery(int x, int y, rct_map_element *mapElement)
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{
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int entryType = mapElement->properties.scenery.type;
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rct_object_entry *entry = (rct_object_entry*)&object_entry_groups[OBJECT_TYPE_SMALL_SCENERY].entries[entryType];
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uint8 flags = 0;
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flags |= mapElement->type & 3;
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flags |= (mapElement->type & 0xC0) >> 4;
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uint8 primaryColour = mapElement->properties.scenery.colour_1 & 0x1F;
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uint8 secondaryColour = mapElement->properties.scenery.colour_2 & 0x1F;
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track_save_push_map_element(x, y, mapElement);
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track_save_push_map_element_desc(entry, x, y, mapElement->base_height, flags, primaryColour, secondaryColour);
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}
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static void track_save_add_large_scenery(int x, int y, rct_map_element *mapElement)
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{
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rct_large_scenery_tile *sceneryTiles, *tile;
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int x0, y0, z0, z;
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int direction, sequence;
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int entryType = mapElement->properties.scenerymultiple.type & 0x3FF;
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rct_object_entry *entry = (rct_object_entry*)&object_entry_groups[OBJECT_TYPE_LARGE_SCENERY].entries[entryType];
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sceneryTiles = g_largeSceneryEntries[entryType]->large_scenery.tiles;
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z = mapElement->base_height;
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direction = mapElement->type & 3;
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sequence = mapElement->properties.scenerymultiple.type >> 10;
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if (!map_large_scenery_get_origin(x, y, z, direction, sequence, &x0, &y0, &z0)) {
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return;
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}
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// Iterate through each tile of the large scenery element
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sequence = 0;
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for (tile = sceneryTiles; tile->x_offset != -1; tile++, sequence++) {
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sint16 offsetX = tile->x_offset;
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sint16 offsetY = tile->y_offset;
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rotate_map_coordinates(&offsetX, &offsetY, direction);
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x = x0 + offsetX;
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y = y0 + offsetY;
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z = (z0 + tile->z_offset) / 8;
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mapElement = map_get_large_scenery_segment(x, y, z, direction, sequence);
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if (mapElement != NULL) {
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if (sequence == 0) {
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uint8 flags = mapElement->type & 3;
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uint8 primaryColour = mapElement->properties.scenerymultiple.colour[0] & 0x1F;
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uint8 secondaryColour = mapElement->properties.scenerymultiple.colour[1] & 0x1F;
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track_save_push_map_element_desc(entry, x, y, z, flags, primaryColour, secondaryColour);
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}
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track_save_push_map_element(x, y, mapElement);
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}
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}
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}
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static void track_save_add_wall(int x, int y, rct_map_element *mapElement)
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{
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int entryType = mapElement->properties.fence.type;
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rct_object_entry *entry = (rct_object_entry*)&object_entry_groups[OBJECT_TYPE_WALLS].entries[entryType];
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uint8 flags = 0;
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flags |= mapElement->type & 3;
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flags |= mapElement->properties.fence.item[0] << 2;
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uint8 secondaryColour = ((mapElement->flags & 0x60) >> 2) | (mapElement->properties.fence.item[1] >> 5);
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uint8 primaryColour = mapElement->properties.fence.item[1] & 0x1F;
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track_save_push_map_element(x, y, mapElement);
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track_save_push_map_element_desc(entry, x, y, mapElement->base_height, flags, primaryColour, secondaryColour);
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}
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static void track_save_add_footpath(int x, int y, rct_map_element *mapElement)
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{
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int entryType = mapElement->properties.path.type >> 4;
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rct_object_entry *entry = (rct_object_entry*)&object_entry_groups[OBJECT_TYPE_PATHS].entries[entryType];
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uint8 flags = 0;
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flags |= mapElement->properties.path.edges & 0x0F;
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flags |= (mapElement->properties.path.type & 4) << 2;
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flags |= (mapElement->properties.path.type & 3) << 5;
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flags |= (mapElement->type & 1) << 7;
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track_save_push_map_element(x, y, mapElement);
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track_save_push_map_element_desc(entry, x, y, mapElement->base_height, flags, 0, 0);
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}
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/**
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*
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* rct2: 0x006D2B3C
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*/
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static bool track_save_add_map_element(int interactionType, int x, int y, rct_map_element *mapElement)
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{
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return !(RCT2_CALLPROC_X(0x006D2B3C, x, interactionType | (0 << 8), y, (int)mapElement, 0, 0, 0) & 0x100);
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if (!track_save_can_add_map_element(mapElement)) {
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return false;
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}
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switch (interactionType) {
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case VIEWPORT_INTERACTION_ITEM_SCENERY:
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track_save_add_scenery(x, y, mapElement);
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return true;
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case VIEWPORT_INTERACTION_ITEM_LARGE_SCENERY:
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track_save_add_large_scenery(x, y, mapElement);
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return true;
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case VIEWPORT_INTERACTION_ITEM_WALL:
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track_save_add_wall(x, y, mapElement);
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return true;
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case VIEWPORT_INTERACTION_ITEM_FOOTPATH:
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track_save_add_footpath(x, y, mapElement);
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return true;
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default:
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return false;
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}
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}
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/**
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*
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* rct2: 0x006D2F78
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*/
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static void track_save_pop_map_element(int x, int y, rct_map_element *mapElement)
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{
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map_invalidate_tile_full(x, y);
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// Find map element and total of saved elements
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int removeIndex = -1;
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int numSavedElements = 0;
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rct_map_element **savedMapElement = gTrackSavedMapElements;
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while (*savedMapElement != (rct_map_element*)0xFFFFFFFF) {
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if (*savedMapElement == mapElement) {
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removeIndex = numSavedElements;
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}
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savedMapElement++;
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numSavedElements++;
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}
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if (removeIndex == -1) {
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return;
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}
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// Remove item and shift rest up one item
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if (removeIndex < numSavedElements - 1) {
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memmove(&gTrackSavedMapElements[removeIndex], &gTrackSavedMapElements[removeIndex + 1], (numSavedElements - removeIndex - 1) * sizeof(rct_map_element*));
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}
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gTrackSavedMapElements[numSavedElements - 1] = (rct_map_element*)0xFFFFFFFF;
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}
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/**
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*
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* rct2: 0x006D2FDD
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*/
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static void track_save_pop_map_element_desc(rct_object_entry *entry, int x, int y, int z, uint8 flags, uint8 primaryColour, uint8 secondaryColour)
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{
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int removeIndex = -1;
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int totalItems = 0;
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rct_track_scenery *items = (rct_track_scenery*)0x009DA193;
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rct_track_scenery *item = items;
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for (; !track_scenery_is_null(item); item++, totalItems++) {
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if (item->x != x / 32) continue;
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if (item->y != y / 32) continue;
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if (item->z != z) continue;
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if (item->flags != flags) continue;
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if (!object_entry_compare(&item->scenery_object, entry)) continue;
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removeIndex = totalItems;
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}
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if (removeIndex == -1) {
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return;
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}
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// Remove item and shift rest up one item
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if (removeIndex < totalItems - 1) {
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memmove(&items[removeIndex], &items[removeIndex + 1], (totalItems - removeIndex - 1) * sizeof(rct_track_scenery));
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}
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track_scenery_set_to_null(&items[totalItems - 1]);
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}
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static void track_save_remove_scenery(int x, int y, rct_map_element *mapElement)
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{
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int entryType = mapElement->properties.scenery.type;
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rct_object_entry *entry = (rct_object_entry*)&object_entry_groups[OBJECT_TYPE_SMALL_SCENERY].entries[entryType];
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uint8 flags = 0;
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flags |= mapElement->type & 3;
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flags |= (mapElement->type & 0xC0) >> 4;
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uint8 primaryColour = mapElement->properties.scenery.colour_1 & 0x1F;
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uint8 secondaryColour = mapElement->properties.scenery.colour_2 & 0x1F;
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track_save_pop_map_element(x, y, mapElement);
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track_save_pop_map_element_desc(entry, x, y, mapElement->base_height, flags, primaryColour, secondaryColour);
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}
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static void track_save_remove_large_scenery(int x, int y, rct_map_element *mapElement)
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{
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rct_large_scenery_tile *sceneryTiles, *tile;
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int x0, y0, z0, z;
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int direction, sequence;
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int entryType = mapElement->properties.scenerymultiple.type & 0x3FF;
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rct_object_entry *entry = (rct_object_entry*)&object_entry_groups[OBJECT_TYPE_LARGE_SCENERY].entries[entryType];
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sceneryTiles = g_largeSceneryEntries[entryType]->large_scenery.tiles;
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z = mapElement->base_height;
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direction = mapElement->type & 3;
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sequence = mapElement->properties.scenerymultiple.type >> 10;
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if (!map_large_scenery_get_origin(x, y, z, direction, sequence, &x0, &y0, &z0)) {
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return;
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}
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// Iterate through each tile of the large scenery element
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sequence = 0;
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for (tile = sceneryTiles; tile->x_offset != -1; tile++, sequence++) {
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sint16 offsetX = tile->x_offset;
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sint16 offsetY = tile->y_offset;
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rotate_map_coordinates(&offsetX, &offsetY, direction);
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x = x0 + offsetX;
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y = y0 + offsetY;
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z = (z0 + tile->z_offset) / 8;
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mapElement = map_get_large_scenery_segment(x, y, z, direction, sequence);
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if (mapElement != NULL) {
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if (sequence == 0) {
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uint8 flags = mapElement->type & 3;
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uint8 primaryColour = mapElement->properties.scenerymultiple.colour[0] & 0x1F;
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uint8 secondaryColour = mapElement->properties.scenerymultiple.colour[1] & 0x1F;
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track_save_pop_map_element_desc(entry, x, y, z, flags, primaryColour, secondaryColour);
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}
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track_save_pop_map_element(x, y, mapElement);
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}
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}
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}
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static void track_save_remove_wall(int x, int y, rct_map_element *mapElement)
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{
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int entryType = mapElement->properties.fence.type;
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rct_object_entry *entry = (rct_object_entry*)&object_entry_groups[OBJECT_TYPE_WALLS].entries[entryType];
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uint8 flags = 0;
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flags |= mapElement->type & 3;
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flags |= mapElement->properties.fence.item[0] << 2;
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uint8 secondaryColour = ((mapElement->flags & 0x60) >> 2) | (mapElement->properties.fence.item[1] >> 5);
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uint8 primaryColour = mapElement->properties.fence.item[1] & 0x1F;
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track_save_pop_map_element(x, y, mapElement);
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track_save_pop_map_element_desc(entry, x, y, mapElement->base_height, flags, primaryColour, secondaryColour);
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}
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static void track_save_remove_footpath(int x, int y, rct_map_element *mapElement)
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{
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int entryType = mapElement->properties.path.type >> 4;
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rct_object_entry *entry = (rct_object_entry*)&object_entry_groups[OBJECT_TYPE_PATHS].entries[entryType];
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uint8 flags = 0;
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flags |= mapElement->properties.path.edges & 0x0F;
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flags |= (mapElement->properties.path.type & 4) << 2;
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flags |= (mapElement->properties.path.type & 3) << 5;
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flags |= (mapElement->type & 1) << 7;
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track_save_pop_map_element(x, y, mapElement);
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track_save_pop_map_element_desc(entry, x, y, mapElement->base_height, flags, 0, 0);
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}
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/**
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@ -3366,7 +3740,20 @@ static bool track_save_add_map_element(int interactionType, int x, int y, rct_ma
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*/
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static void track_save_remove_map_element(int interactionType, int x, int y, rct_map_element *mapElement)
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{
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RCT2_CALLPROC_X(0x006D2B3C, x, interactionType | (1 << 8), y, (int)mapElement, 0, 0, 0);
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switch (interactionType) {
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case VIEWPORT_INTERACTION_ITEM_SCENERY:
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track_save_remove_scenery(x, y, mapElement);
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break;
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case VIEWPORT_INTERACTION_ITEM_LARGE_SCENERY:
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track_save_remove_large_scenery(x, y, mapElement);
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break;
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case VIEWPORT_INTERACTION_ITEM_WALL:
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track_save_remove_wall(x, y, mapElement);
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break;
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case VIEWPORT_INTERACTION_ITEM_FOOTPATH:
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track_save_remove_footpath(x, y, mapElement);
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
|
|
|
|||
|
|
@ -372,4 +372,10 @@ int map_get_tile_quadrant(int mapX, int mapY);
|
|||
|
||||
void map_clear_all_elements();
|
||||
|
||||
rct_map_element *map_get_large_scenery_segment(int x, int y, int z, int direction, int sequence);
|
||||
bool map_large_scenery_get_origin(
|
||||
int x, int y, int z, int direction, int sequence,
|
||||
int *outX, int *outY, int *outZ
|
||||
);
|
||||
|
||||
#endif
|
||||
|
|
|
|||
Loading…
Reference in New Issue