Change GridMap navigation_layers to be per mesh_library item

Changes GridMap navigation_layers from a single bitmask for the entire GridMap to a bitmask for each item used in the mesh_library with a baked navmesh.

2 files changed, 24 insertions, 0 deletions

diff --git a/scene/resources/mesh_library.cpp b/scene/resources/mesh_library.cpp
index 4ac864e11a..858146da96 100644
--- a/scene/resources/mesh_library.cpp
+++ b/scene/resources/mesh_library.cpp
@@ -67,6 +67,8 @@ bool MeshLibrary::_set(const StringName &p_name, const Variant &p_value) {
 		} else if (what == "navmesh_transform") { // Renamed in 4.0 beta 9.
 			set_item_navigation_mesh_transform(idx, p_value);
 #endif // DISABLE_DEPRECATED
+		} else if (what == "navigation_layers") {
+			set_item_navigation_layers(idx, p_value);
 		} else {
 			return false;
 		}
@@ -101,6 +103,8 @@ bool MeshLibrary::_get(const StringName &p_name, Variant &r_ret) const {
 	} else if (what == "navmesh_transform") { // Renamed in 4.0 beta 9.
 		r_ret = get_item_navigation_mesh_transform(idx);
 #endif // DISABLE_DEPRECATED
+	} else if (what == "navigation_layers") {
+		r_ret = get_item_navigation_layers(idx);
 	} else if (what == "preview") {
 		r_ret = get_item_preview(idx);
 	} else {
@@ -119,6 +123,7 @@ void MeshLibrary::_get_property_list(List<PropertyInfo> *p_list) const {
 		p_list->push_back(PropertyInfo(Variant::ARRAY, prop_name + PNAME("shapes")));
 		p_list->push_back(PropertyInfo(Variant::OBJECT, prop_name + PNAME("navigation_mesh"), PROPERTY_HINT_RESOURCE_TYPE, "NavigationMesh"));
 		p_list->push_back(PropertyInfo(Variant::TRANSFORM3D, prop_name + PNAME("navigation_mesh_transform"), PROPERTY_HINT_NONE, "suffix:m"));
+		p_list->push_back(PropertyInfo(Variant::INT, prop_name + PNAME("navigation_layers"), PROPERTY_HINT_LAYERS_3D_NAVIGATION));
 		p_list->push_back(PropertyInfo(Variant::OBJECT, prop_name + PNAME("preview"), PROPERTY_HINT_RESOURCE_TYPE, "Texture2D", PROPERTY_USAGE_DEFAULT));
 	}
 }
@@ -179,6 +184,15 @@ void MeshLibrary::set_item_navigation_mesh_transform(int p_item, const Transform
 	notify_property_list_changed();
 }
 
+void MeshLibrary::set_item_navigation_layers(int p_item, uint32_t p_navigation_layers) {
+	ERR_FAIL_COND_MSG(!item_map.has(p_item), "Requested for nonexistent MeshLibrary item '" + itos(p_item) + "'.");
+	item_map[p_item].navigation_layers = p_navigation_layers;
+	notify_property_list_changed();
+	notify_change_to_owners();
+	emit_changed();
+	notify_property_list_changed();
+}
+
 void MeshLibrary::set_item_preview(int p_item, const Ref<Texture2D> &p_preview) {
 	ERR_FAIL_COND_MSG(!item_map.has(p_item), "Requested for nonexistent MeshLibrary item '" + itos(p_item) + "'.");
 	item_map[p_item].preview = p_preview;
@@ -216,6 +230,11 @@ Transform3D MeshLibrary::get_item_navigation_mesh_transform(int p_item) const {
 	return item_map[p_item].navigation_mesh_transform;
 }
 
+uint32_t MeshLibrary::get_item_navigation_layers(int p_item) const {
+	ERR_FAIL_COND_V_MSG(!item_map.has(p_item), 0, "Requested for nonexistent MeshLibrary item '" + itos(p_item) + "'.");
+	return item_map[p_item].navigation_layers;
+}
+
 Ref<Texture2D> MeshLibrary::get_item_preview(int p_item) const {
 	ERR_FAIL_COND_V_MSG(!item_map.has(p_item), Ref<Texture2D>(), "Requested for nonexistent MeshLibrary item '" + itos(p_item) + "'.");
 	return item_map[p_item].preview;
@@ -328,6 +347,7 @@ void MeshLibrary::_bind_methods() {
 	ClassDB::bind_method(D_METHOD("set_item_mesh_transform", "id", "mesh_transform"), &MeshLibrary::set_item_mesh_transform);
 	ClassDB::bind_method(D_METHOD("set_item_navigation_mesh", "id", "navigation_mesh"), &MeshLibrary::set_item_navigation_mesh);
 	ClassDB::bind_method(D_METHOD("set_item_navigation_mesh_transform", "id", "navigation_mesh"), &MeshLibrary::set_item_navigation_mesh_transform);
+	ClassDB::bind_method(D_METHOD("set_item_navigation_layers", "id", "navigation_layers"), &MeshLibrary::set_item_navigation_layers);
 	ClassDB::bind_method(D_METHOD("set_item_shapes", "id", "shapes"), &MeshLibrary::_set_item_shapes);
 	ClassDB::bind_method(D_METHOD("set_item_preview", "id", "texture"), &MeshLibrary::set_item_preview);
 	ClassDB::bind_method(D_METHOD("get_item_name", "id"), &MeshLibrary::get_item_name);
@@ -335,6 +355,7 @@ void MeshLibrary::_bind_methods() {
 	ClassDB::bind_method(D_METHOD("get_item_mesh_transform", "id"), &MeshLibrary::get_item_mesh_transform);
 	ClassDB::bind_method(D_METHOD("get_item_navigation_mesh", "id"), &MeshLibrary::get_item_navigation_mesh);
 	ClassDB::bind_method(D_METHOD("get_item_navigation_mesh_transform", "id"), &MeshLibrary::get_item_navigation_mesh_transform);
+	ClassDB::bind_method(D_METHOD("get_item_navigation_layers", "id"), &MeshLibrary::get_item_navigation_layers);
 	ClassDB::bind_method(D_METHOD("get_item_shapes", "id"), &MeshLibrary::_get_item_shapes);
 	ClassDB::bind_method(D_METHOD("get_item_preview", "id"), &MeshLibrary::get_item_preview);
 	ClassDB::bind_method(D_METHOD("remove_item", "id"), &MeshLibrary::remove_item);
diff --git a/scene/resources/mesh_library.h b/scene/resources/mesh_library.h
index a18e2b20d3..1d5af9e176 100644
--- a/scene/resources/mesh_library.h
+++ b/scene/resources/mesh_library.h
@@ -54,6 +54,7 @@ public:
 		Ref<Texture2D> preview;
 		Ref<NavigationMesh> navigation_mesh;
 		Transform3D navigation_mesh_transform;
+		uint32_t navigation_layers = 1;
 	};
 
 	RBMap<int, Item> item_map;
@@ -76,6 +77,7 @@ public:
 	void set_item_mesh_transform(int p_item, const Transform3D &p_transform);
 	void set_item_navigation_mesh(int p_item, const Ref<NavigationMesh> &p_navigation_mesh);
 	void set_item_navigation_mesh_transform(int p_item, const Transform3D &p_transform);
+	void set_item_navigation_layers(int p_item, uint32_t p_navigation_layers);
 	void set_item_shapes(int p_item, const Vector<ShapeData> &p_shapes);
 	void set_item_preview(int p_item, const Ref<Texture2D> &p_preview);
 	String get_item_name(int p_item) const;
@@ -83,6 +85,7 @@ public:
 	Transform3D get_item_mesh_transform(int p_item) const;
 	Ref<NavigationMesh> get_item_navigation_mesh(int p_item) const;
 	Transform3D get_item_navigation_mesh_transform(int p_item) const;
+	uint32_t get_item_navigation_layers(int p_item) const;
 	Vector<ShapeData> get_item_shapes(int p_item) const;
 	Ref<Texture2D> get_item_preview(int p_item) const;