initial commit, 4.5 stable

scene/resources/2d/skeleton/skeleton_modification_2d_ccdik.h

@@ -0,0 +1,113 @@
+/**************************************************************************/
+/*  skeleton_modification_2d_ccdik.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/2d/skeleton_2d.h"
+#include "scene/resources/2d/skeleton/skeleton_modification_2d.h"
+
+///////////////////////////////////////
+// SkeletonModification2DCCDIK
+///////////////////////////////////////
+
+class SkeletonModification2DCCDIK : public SkeletonModification2D {
+	GDCLASS(SkeletonModification2DCCDIK, SkeletonModification2D);
+
+private:
+	struct CCDIK_Joint_Data2D {
+		int bone_idx = -1;
+		NodePath bone2d_node;
+		ObjectID bone2d_node_cache;
+		bool rotate_from_joint = false;
+
+		bool enable_constraint = false;
+		float constraint_angle_min = 0;
+		float constraint_angle_max = (2.0 * Math::PI);
+		bool constraint_angle_invert = false;
+		bool constraint_in_localspace = true;
+
+		bool editor_draw_gizmo = true;
+	};
+
+	Vector<CCDIK_Joint_Data2D> ccdik_data_chain;
+
+	NodePath target_node;
+	ObjectID target_node_cache;
+	void update_target_cache();
+
+	NodePath tip_node;
+	ObjectID tip_node_cache;
+	void update_tip_cache();
+
+	void ccdik_joint_update_bone2d_cache(int p_joint_idx);
+	void _execute_ccdik_joint(int p_joint_idx, Node2D *p_target, Node2D *p_tip);
+
+protected:
+	static void _bind_methods();
+	bool _set(const StringName &p_path, const Variant &p_value);
+	bool _get(const StringName &p_path, Variant &r_ret) const;
+	void _get_property_list(List<PropertyInfo> *p_list) const;
+
+public:
+	void _execute(float p_delta) override;
+	void _setup_modification(SkeletonModificationStack2D *p_stack) override;
+	void _draw_editor_gizmo() override;
+
+	void set_target_node(const NodePath &p_target_node);
+	NodePath get_target_node() const;
+	void set_tip_node(const NodePath &p_tip_node);
+	NodePath get_tip_node() const;
+
+	int get_ccdik_data_chain_length();
+	void set_ccdik_data_chain_length(int p_new_length);
+
+	void set_ccdik_joint_bone2d_node(int p_joint_idx, const NodePath &p_target_node);
+	NodePath get_ccdik_joint_bone2d_node(int p_joint_idx) const;
+	void set_ccdik_joint_bone_index(int p_joint_idx, int p_bone_idx);
+	int get_ccdik_joint_bone_index(int p_joint_idx) const;
+
+	void set_ccdik_joint_rotate_from_joint(int p_joint_idx, bool p_rotate_from_joint);
+	bool get_ccdik_joint_rotate_from_joint(int p_joint_idx) const;
+	void set_ccdik_joint_enable_constraint(int p_joint_idx, bool p_constraint);
+	bool get_ccdik_joint_enable_constraint(int p_joint_idx) const;
+	void set_ccdik_joint_constraint_angle_min(int p_joint_idx, float p_angle_min);
+	float get_ccdik_joint_constraint_angle_min(int p_joint_idx) const;
+	void set_ccdik_joint_constraint_angle_max(int p_joint_idx, float p_angle_max);
+	float get_ccdik_joint_constraint_angle_max(int p_joint_idx) const;
+	void set_ccdik_joint_constraint_angle_invert(int p_joint_idx, bool p_invert);
+	bool get_ccdik_joint_constraint_angle_invert(int p_joint_idx) const;
+	void set_ccdik_joint_constraint_in_localspace(int p_joint_idx, bool p_constraint_in_localspace);
+	bool get_ccdik_joint_constraint_in_localspace(int p_joint_idx) const;
+	void set_ccdik_joint_editor_draw_gizmo(int p_joint_idx, bool p_draw_gizmo);
+	bool get_ccdik_joint_editor_draw_gizmo(int p_joint_idx) const;
+
+	SkeletonModification2DCCDIK();
+	~SkeletonModification2DCCDIK();
+};