initial commit, 4.5 stable

modules/navigation_2d/nav_link_2d.h

@@ -0,0 +1,118 @@
+/**************************************************************************/
+/*  nav_link_2d.h                                                         */
+/**************************************************************************/
+/*                         This file is part of:                          */
+/*                             GODOT ENGINE                               */
+/*                        https://godotengine.org                         */
+/**************************************************************************/
+/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
+/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur.                  */
+/*                                                                        */
+/* Permission is hereby granted, free of charge, to any person obtaining  */
+/* a copy of this software and associated documentation files (the        */
+/* "Software"), to deal in the Software without restriction, including    */
+/* without limitation the rights to use, copy, modify, merge, publish,    */
+/* distribute, sublicense, and/or sell copies of the Software, and to     */
+/* permit persons to whom the Software is furnished to do so, subject to  */
+/* the following conditions:                                              */
+/*                                                                        */
+/* The above copyright notice and this permission notice shall be         */
+/* included in all copies or substantial portions of the Software.        */
+/*                                                                        */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,        */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF     */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY   */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,   */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE      */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                 */
+/**************************************************************************/
+
+#pragma once
+
+#include "2d/nav_base_iteration_2d.h"
+#include "nav_base_2d.h"
+#include "nav_utils_2d.h"
+
+class NavLinkIteration2D : public NavBaseIteration2D {
+	GDCLASS(NavLinkIteration2D, NavBaseIteration2D);
+
+public:
+	bool bidirectional = true;
+	Vector2 start_position;
+	Vector2 end_position;
+
+	Vector2 get_start_position() const { return start_position; }
+	Vector2 get_end_position() const { return end_position; }
+	bool is_bidirectional() const { return bidirectional; }
+
+	virtual ~NavLinkIteration2D() override {
+		navmesh_polygons.clear();
+		internal_connections.clear();
+	}
+};
+
+#include "core/templates/self_list.h"
+
+class NavLink2D : public NavBase2D {
+	NavMap2D *map = nullptr;
+	bool bidirectional = true;
+	Vector2 start_position;
+	Vector2 end_position;
+	bool enabled = true;
+
+	SelfList<NavLink2D> sync_dirty_request_list_element;
+
+	uint32_t iteration_id = 0;
+
+	mutable RWLock iteration_rwlock;
+	Ref<NavLinkIteration2D> iteration;
+
+	bool iteration_dirty = true;
+	bool iteration_building = false;
+	bool iteration_ready = false;
+
+	void _build_iteration();
+	void _sync_iteration();
+
+public:
+	NavLink2D();
+	~NavLink2D();
+
+	uint32_t get_iteration_id() const { return iteration_id; }
+
+	void set_map(NavMap2D *p_map);
+	NavMap2D *get_map() const {
+		return map;
+	}
+
+	void set_enabled(bool p_enabled);
+	bool get_enabled() const { return enabled; }
+
+	void set_bidirectional(bool p_bidirectional);
+	bool is_bidirectional() const {
+		return bidirectional;
+	}
+
+	void set_start_position(Vector2 p_position);
+	Vector2 get_start_position() const {
+		return start_position;
+	}
+
+	void set_end_position(Vector2 p_position);
+	Vector2 get_end_position() const {
+		return end_position;
+	}
+
+	// NavBase properties.
+	virtual void set_navigation_layers(uint32_t p_navigation_layers) override;
+	virtual void set_enter_cost(real_t p_enter_cost) override;
+	virtual void set_travel_cost(real_t p_travel_cost) override;
+	virtual void set_owner_id(ObjectID p_owner_id) override;
+
+	bool sync();
+	void request_sync();
+	void cancel_sync_request();
+
+	Ref<NavLinkIteration2D> get_iteration();
+};