initial commit, 4.5 stable

scene/3d/physics/spring_arm_3d.h

@@ -0,0 +1,66 @@
+/**************************************************************************/
+/*  spring_arm_3d.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 "scene/3d/node_3d.h"
+
+class SpringArm3D : public Node3D {
+	GDCLASS(SpringArm3D, Node3D);
+
+	Ref<Shape3D> shape;
+	HashSet<RID> excluded_objects;
+	real_t spring_length = 1.0;
+	real_t current_spring_length = 0.0;
+	bool keep_child_basis = false;
+	uint32_t mask = 1;
+	real_t margin = 0.01;
+
+protected:
+	void _notification(int p_what);
+	static void _bind_methods();
+
+public:
+	void set_length(real_t p_length);
+	real_t get_length() const;
+	void set_shape(Ref<Shape3D> p_shape);
+	Ref<Shape3D> get_shape() const;
+	void set_mask(uint32_t p_mask);
+	uint32_t get_mask();
+	void add_excluded_object(RID p_rid);
+	bool remove_excluded_object(RID p_rid);
+	void clear_excluded_objects();
+	real_t get_hit_length();
+	void set_margin(real_t p_margin);
+	real_t get_margin();
+
+private:
+	void process_spring();
+};