initial commit, 4.5 stable

scene/2d/physics/collision_object_2d.h

@@ -0,0 +1,176 @@
+/**************************************************************************/
+/*  collision_object_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 "scene/2d/node_2d.h"
+#include "scene/main/viewport.h"
+#include "scene/resources/2d/shape_2d.h"
+#include "servers/physics_server_2d.h"
+
+class CollisionObject2D : public Node2D {
+	GDCLASS(CollisionObject2D, Node2D);
+
+public:
+	enum DisableMode {
+		DISABLE_MODE_REMOVE,
+		DISABLE_MODE_MAKE_STATIC,
+		DISABLE_MODE_KEEP_ACTIVE,
+	};
+
+private:
+	uint32_t collision_layer = 1;
+	uint32_t collision_mask = 1;
+	real_t collision_priority = 1.0;
+
+	bool area = false;
+	RID rid;
+	uint32_t callback_lock = 0;
+	bool pickable = false;
+
+	DisableMode disable_mode = DISABLE_MODE_REMOVE;
+
+	PhysicsServer2D::BodyMode body_mode = PhysicsServer2D::BODY_MODE_STATIC;
+
+	struct ShapeData {
+		ObjectID owner_id;
+		Transform2D xform;
+		struct Shape {
+			Ref<Shape2D> shape;
+			int index = 0;
+		};
+
+		Vector<Shape> shapes;
+
+		bool disabled = false;
+		bool one_way_collision = false;
+		real_t one_way_collision_margin = 0.0;
+	};
+
+	int total_subshapes = 0;
+
+	RBMap<uint32_t, ShapeData> shapes;
+	bool only_update_transform_changes = false; // This is used for sync to physics.
+
+	void _apply_disabled();
+	void _apply_enabled();
+
+protected:
+	_FORCE_INLINE_ void lock_callback() { callback_lock++; }
+	_FORCE_INLINE_ void unlock_callback() {
+		ERR_FAIL_COND(callback_lock == 0);
+		callback_lock--;
+	}
+
+	CollisionObject2D(RID p_rid, bool p_area);
+
+	void _notification(int p_what);
+	static void _bind_methods();
+
+	void _update_pickable();
+	friend class Viewport;
+	void _input_event_call(Viewport *p_viewport, const Ref<InputEvent> &p_input_event, int p_shape);
+	void _mouse_enter();
+	void _mouse_exit();
+
+	void _mouse_shape_enter(int p_shape);
+	void _mouse_shape_exit(int p_shape);
+
+	void set_only_update_transform_changes(bool p_enable);
+	bool is_only_update_transform_changes_enabled() const;
+
+	void set_body_mode(PhysicsServer2D::BodyMode p_mode);
+
+	virtual void _space_changed(const RID &p_new_space);
+
+	GDVIRTUAL3(_input_event, Viewport *, Ref<InputEvent>, int)
+	GDVIRTUAL0(_mouse_enter)
+	GDVIRTUAL0(_mouse_exit)
+	GDVIRTUAL1(_mouse_shape_enter, int)
+	GDVIRTUAL1(_mouse_shape_exit, int)
+public:
+	void set_collision_layer(uint32_t p_layer);
+	uint32_t get_collision_layer() const;
+
+	void set_collision_mask(uint32_t p_mask);
+	uint32_t get_collision_mask() const;
+
+	void set_collision_layer_value(int p_layer_number, bool p_value);
+	bool get_collision_layer_value(int p_layer_number) const;
+
+	void set_collision_mask_value(int p_layer_number, bool p_value);
+	bool get_collision_mask_value(int p_layer_number) const;
+
+	void set_collision_priority(real_t p_priority);
+	real_t get_collision_priority() const;
+
+	void set_disable_mode(DisableMode p_mode);
+	DisableMode get_disable_mode() const;
+
+	uint32_t create_shape_owner(Object *p_owner);
+	void remove_shape_owner(uint32_t owner);
+	void get_shape_owners(List<uint32_t> *r_owners);
+	PackedInt32Array _get_shape_owners();
+
+	void shape_owner_set_transform(uint32_t p_owner, const Transform2D &p_transform);
+	Transform2D shape_owner_get_transform(uint32_t p_owner) const;
+	Object *shape_owner_get_owner(uint32_t p_owner) const;
+
+	void shape_owner_set_disabled(uint32_t p_owner, bool p_disabled);
+	bool is_shape_owner_disabled(uint32_t p_owner) const;
+
+	void shape_owner_set_one_way_collision(uint32_t p_owner, bool p_enable);
+	bool is_shape_owner_one_way_collision_enabled(uint32_t p_owner) const;
+
+	void shape_owner_set_one_way_collision_margin(uint32_t p_owner, real_t p_margin);
+	real_t get_shape_owner_one_way_collision_margin(uint32_t p_owner) const;
+
+	void shape_owner_add_shape(uint32_t p_owner, const Ref<Shape2D> &p_shape);
+	int shape_owner_get_shape_count(uint32_t p_owner) const;
+	Ref<Shape2D> shape_owner_get_shape(uint32_t p_owner, int p_shape) const;
+	int shape_owner_get_shape_index(uint32_t p_owner, int p_shape) const;
+
+	void shape_owner_remove_shape(uint32_t p_owner, int p_shape);
+	void shape_owner_clear_shapes(uint32_t p_owner);
+
+	uint32_t shape_find_owner(int p_shape_index) const;
+
+	void set_pickable(bool p_enabled);
+	bool is_pickable() const;
+
+	PackedStringArray get_configuration_warnings() const override;
+
+	_FORCE_INLINE_ RID get_rid() const { return rid; }
+
+	CollisionObject2D();
+	~CollisionObject2D();
+};
+
+VARIANT_ENUM_CAST(CollisionObject2D::DisableMode);