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-rw-r--r--scene/2d/tile_map.cpp23
-rw-r--r--scene/2d/tile_map.h1
2 files changed, 24 insertions, 0 deletions
diff --git a/scene/2d/tile_map.cpp b/scene/2d/tile_map.cpp
index bcdad177c5..7b30ddaa56 100644
--- a/scene/2d/tile_map.cpp
+++ b/scene/2d/tile_map.cpp
@@ -739,6 +739,26 @@ void TileMap::update_bitmask_area(const Vector2 &p_pos) {
}
}
+void TileMap::update_bitmask_region(const Vector2 &p_start, const Vector2 &p_end) {
+
+ if ((p_end.x < p_start.x || p_end.y < p_start.y) || (p_end.x == p_start.x && p_end.y == p_start.y)) {
+ int i;
+ Array a = get_used_cells();
+ for (i = 0; i < a.size(); i++) {
+ // update_bitmask_area() in order to update cells adjacent to the
+ // current cell, since ordering in array may not be reliable
+ Vector2 vector = (Vector2)a[i];
+ update_bitmask_area(Vector2(vector.x, vector.y));
+ }
+ return;
+ }
+ for (int x = p_start.x - 1; x <= p_end.x + 1; x++) {
+ for (int y = p_start.y - 1; y <= p_end.y + 1; y++) {
+ update_cell_bitmask(x, y);
+ }
+ }
+}
+
void TileMap::update_cell_bitmask(int p_x, int p_y) {
PosKey p(p_x, p_y);
@@ -1507,6 +1527,9 @@ void TileMap::_bind_methods() {
ClassDB::bind_method(D_METHOD("_recreate_quadrants"), &TileMap::_recreate_quadrants);
ClassDB::bind_method(D_METHOD("_update_dirty_quadrants"), &TileMap::_update_dirty_quadrants);
+ ClassDB::bind_method(D_METHOD("update_bitmask_area"), &TileMap::update_bitmask_area);
+ ClassDB::bind_method(D_METHOD("update_bitmask_region", "start", "end"), &TileMap::update_bitmask_region, DEFVAL(Vector2()), DEFVAL(Vector2()));
+
ClassDB::bind_method(D_METHOD("_set_tile_data"), &TileMap::_set_tile_data);
ClassDB::bind_method(D_METHOD("_get_tile_data"), &TileMap::_get_tile_data);
diff --git a/scene/2d/tile_map.h b/scene/2d/tile_map.h
index e5608884c4..8f0b2e6e4c 100644
--- a/scene/2d/tile_map.h
+++ b/scene/2d/tile_map.h
@@ -245,6 +245,7 @@ public:
void make_bitmask_area_dirty(const Vector2 &p_pos);
void update_bitmask_area(const Vector2 &p_pos);
+ void update_bitmask_region(const Vector2 &p_start = Vector2(), const Vector2 &p_end = Vector2());
void update_cell_bitmask(int p_x, int p_y);
void update_dirty_bitmask();