/*************************************************************************/ /* portal.h */ /*************************************************************************/ /* This file is part of: */ /* GODOT ENGINE */ /* https://godotengine.org */ /*************************************************************************/ /* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */ /* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md). */ /* */ /* 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. */ /*************************************************************************/ #ifndef PORTAL_H #define PORTAL_H #include "core/local_vector.h" #include "core/rid.h" #include "spatial.h" class RoomManager; class MeshInstance; class Room; class Portal : public Spatial { GDCLASS(Portal, Spatial); RID _portal_rid; friend class RoomManager; friend class PortalGizmoPlugin; friend class PortalEditorPlugin; friend class PortalSpatialGizmo; public: // ui interface .. will have no effect after room conversion void set_linked_room(const NodePath &link_path); NodePath get_linked_room() const; // open and close doors void set_portal_active(bool p_active); bool get_portal_active() const; // whether the portal can be seen through in both directions or not void set_two_way(bool p_two_way) { _settings_two_way = p_two_way; _changed(); } bool is_two_way() const { return _settings_two_way; } // call during each conversion void clear(); // whether to use the room manager default void set_use_default_margin(bool p_use); bool get_use_default_margin() const; // custom portal margin (per portal) .. only valid if use_default_margin is off void set_portal_margin(real_t p_margin); real_t get_portal_margin() const; // either the default margin or the custom portal margin, depending on the setting real_t get_active_portal_margin() const; // the raw points are used for the IDE Inspector, and also to allow the user // to edit the geometry of the portal at runtime (they can also just change the portal node transform) void set_points(const PoolVector &p_points); PoolVector get_points() const; // primarily for the gizmo void set_point(int p_idx, const Vector2 &p_point); String get_configuration_warning() const; Portal(); ~Portal(); // whether the convention is that the normal of the portal points outward (false) or inward (true) // normally I'd recommend portal normal faces outward. But you may make a booboo, so this can work // with either convention. static bool _portal_plane_convention; private: // updates world coords when the transform changes, and updates the visual server void portal_update(); void set_linked_room_internal(const NodePath &link_path); bool try_set_unique_name(const String &p_name); bool is_portal_internal(int p_room_outer) const { return _internal && (_linkedroom_ID[0] != p_room_outer); } bool create_from_mesh_instance(const MeshInstance *p_mi); void flip(); void _sanitize_points(); void _update_aabb(); static Vector3 _vec2to3(const Vector2 &p_pt) { return Vector3(p_pt.x, p_pt.y, 0.0); } void _sort_verts_clockwise(const Vector3 &p_portal_normal, Vector &r_verts); Plane _plane_from_points_newell(const Vector &p_pts); void resolve_links(const LocalVector &p_rooms, const RID &p_from_room_rid); void _changed(); // nodepath to the room this outgoing portal leads to NodePath _settings_path_linkedroom; // portal can be turned on and off at runtime, for e.g. // opening and closing a door bool _settings_active; // user can choose not to include the portal in the convex hull of the room // during conversion bool _settings_include_in_bound; // portals can be seen through one way or two way bool _settings_two_way; // room from and to, ID in the room manager int _linkedroom_ID[2]; // whether the portal is from a room within a room bool _internal; // normal determined by winding order Vector _pts_world; // points in local space of the plane, // not necessary in correct winding order // (as they can be edited by the user) // Note: these are saved by the IDE PoolVector _pts_local_raw; // sanitized Vector _pts_local; AABB _aabb_local; // center of the world points Vector3 _pt_center_world; // portal plane in world space, always pointing OUTWARD from the source room Plane _plane; // extension margin real_t _margin; bool _use_default_margin; // during conversion, we need to know // whether this portal is being imported from a mesh // and is using an explicitly named link room with prefix. // If this is not the case, and it is already a Godot Portal node, // we will either use the assigned nodepath, or autolink. bool _importing_portal = false; // for editing #ifdef TOOLS_ENABLED ObjectID _room_manager_godot_ID; // warnings bool _warning_outside_room_aabb = false; bool _warning_facing_wrong_way = false; bool _warning_autolink_failed = false; #endif // this is read from the gizmo static bool _settings_gizmo_show_margins; public: // makes sure portals are not converted more than once per // call to rooms_convert int _conversion_tick = -1; protected: static void _bind_methods(); void _notification(int p_what); }; #endif