initial commit, 4.5 stable

scene/3d/physics/physical_bone_simulator_3d.h

@@ -0,0 +1,105 @@
+/**************************************************************************/
+/*  physical_bone_simulator_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/skeleton_modifier_3d.h"
+
+class PhysicalBone3D;
+
+class PhysicalBoneSimulator3D : public SkeletonModifier3D {
+	GDCLASS(PhysicalBoneSimulator3D, SkeletonModifier3D);
+
+	bool simulating = false;
+
+	struct SimulatedBone {
+		int parent;
+		Vector<int> child_bones;
+
+		Transform3D global_pose;
+
+		PhysicalBone3D *physical_bone = nullptr;
+		PhysicalBone3D *cache_parent_physical_bone = nullptr;
+
+		SimulatedBone() {
+			parent = -1;
+			global_pose = Transform3D();
+			physical_bone = nullptr;
+			cache_parent_physical_bone = nullptr;
+		}
+	};
+
+	Vector<SimulatedBone> bones;
+
+	/// This is a slow API, so it's cached
+	PhysicalBone3D *_get_physical_bone_parent(int p_bone);
+	void _rebuild_physical_bones_cache();
+	void _reset_physical_bones_state();
+
+protected:
+	static void _bind_methods();
+
+	virtual void _set_active(bool p_active) override;
+
+	void _bone_list_changed();
+	void _pose_updated();
+	void _bone_pose_updated(Skeleton3D *skeleton, int p_bone_id);
+
+	virtual void _process_modification(double p_delta) override;
+
+	virtual void _skeleton_changed(Skeleton3D *p_old, Skeleton3D *p_new) override;
+
+public:
+#ifndef DISABLE_DEPRECATED
+	bool is_compat = false;
+#endif // _DISABLE_DEPRECATED
+	bool is_simulating_physics() const;
+
+	int find_bone(const String &p_name) const;
+	String get_bone_name(int p_bone) const;
+	int get_bone_count() const;
+	bool is_bone_parent_of(int p_bone_id, int p_parent_bone_id) const;
+
+	Transform3D get_bone_global_pose(int p_bone) const;
+	void set_bone_global_pose(int p_bone, const Transform3D &p_pose);
+
+	void bind_physical_bone_to_bone(int p_bone, PhysicalBone3D *p_physical_bone);
+	void unbind_physical_bone_from_bone(int p_bone);
+
+	PhysicalBone3D *get_physical_bone(int p_bone);
+	PhysicalBone3D *get_physical_bone_parent(int p_bone);
+
+	void physical_bones_stop_simulation();
+	void physical_bones_start_simulation_on(const TypedArray<StringName> &p_bones);
+	void physical_bones_add_collision_exception(RID p_exception);
+	void physical_bones_remove_collision_exception(RID p_exception);
+
+	PhysicalBoneSimulator3D();
+};