godot/servers/navigation_server_2d.h
Josh Jones 5769b0e8d8 Enable assigning an owner to navigation regions and links
This allows users of the server APIs to get back the nodes that created certain regions and links.
2022-12-10 12:03:06 -08:00

264 lines
11 KiB
C++

/*************************************************************************/
/* navigation_server_2d.h */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
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/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
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/*************************************************************************/
#ifndef NAVIGATION_SERVER_2D_H
#define NAVIGATION_SERVER_2D_H
#include "core/object/class_db.h"
#include "core/templates/rid.h"
#include "scene/2d/navigation_region_2d.h"
#include "servers/navigation/navigation_path_query_parameters_2d.h"
#include "servers/navigation/navigation_path_query_result_2d.h"
// This server exposes the `NavigationServer3D` features in the 2D world.
class NavigationServer2D : public Object {
GDCLASS(NavigationServer2D, Object);
static NavigationServer2D *singleton;
void _emit_map_changed(RID p_map);
protected:
static void _bind_methods();
public:
/// Thread safe, can be used across many threads.
static const NavigationServer2D *get_singleton() { return singleton; }
/// MUST be used in single thread!
static NavigationServer2D *get_singleton_mut() { return singleton; }
virtual TypedArray<RID> get_maps() const;
/// Create a new map.
virtual RID map_create() const;
/// Set map active.
virtual void map_set_active(RID p_map, bool p_active) const;
/// Returns true if the map is active.
virtual bool map_is_active(RID p_map) const;
/// Set the map cell size used to weld the navigation mesh polygons.
virtual void map_set_cell_size(RID p_map, real_t p_cell_size) const;
/// Returns the map cell size.
virtual real_t map_get_cell_size(RID p_map) const;
/// Set the map edge connection margin used to weld the compatible region edges.
virtual void map_set_edge_connection_margin(RID p_map, real_t p_connection_margin) const;
/// Returns the edge connection margin of this map.
virtual real_t map_get_edge_connection_margin(RID p_map) const;
/// Set the map link connection radius used to attach links to the nav mesh.
virtual void map_set_link_connection_radius(RID p_map, real_t p_connection_radius) const;
/// Returns the link connection radius of this map.
virtual real_t map_get_link_connection_radius(RID p_map) const;
/// Returns the navigation path to reach the destination from the origin.
virtual Vector<Vector2> map_get_path(RID p_map, Vector2 p_origin, Vector2 p_destination, bool p_optimize, uint32_t p_navigation_layers = 1) const;
virtual Vector2 map_get_closest_point(RID p_map, const Vector2 &p_point) const;
virtual RID map_get_closest_point_owner(RID p_map, const Vector2 &p_point) const;
virtual TypedArray<RID> map_get_links(RID p_map) const;
virtual TypedArray<RID> map_get_regions(RID p_map) const;
virtual TypedArray<RID> map_get_agents(RID p_map) const;
virtual void map_force_update(RID p_map);
/// Creates a new region.
virtual RID region_create() const;
/// Set the enter_cost of a region
virtual void region_set_enter_cost(RID p_region, real_t p_enter_cost) const;
virtual real_t region_get_enter_cost(RID p_region) const;
/// Set the travel_cost of a region
virtual void region_set_travel_cost(RID p_region, real_t p_travel_cost) const;
virtual real_t region_get_travel_cost(RID p_region) const;
/// Set the node which manages this region.
virtual void region_set_owner_id(RID p_region, ObjectID p_owner_id) const;
virtual ObjectID region_get_owner_id(RID p_region) const;
virtual bool region_owns_point(RID p_region, const Vector2 &p_point) const;
/// Set the map of this region.
virtual void region_set_map(RID p_region, RID p_map) const;
virtual RID region_get_map(RID p_region) const;
/// Set the region's layers
virtual void region_set_navigation_layers(RID p_region, uint32_t p_navigation_layers) const;
virtual uint32_t region_get_navigation_layers(RID p_region) const;
/// Set the global transformation of this region.
virtual void region_set_transform(RID p_region, Transform2D p_transform) const;
/// Set the navigation poly of this region.
virtual void region_set_navpoly(RID p_region, Ref<NavigationPolygon> p_nav_mesh) const;
/// Get a list of a region's connection to other regions.
virtual int region_get_connections_count(RID p_region) const;
virtual Vector2 region_get_connection_pathway_start(RID p_region, int p_connection_id) const;
virtual Vector2 region_get_connection_pathway_end(RID p_region, int p_connection_id) const;
/// Creates a new link between locations in the nav map.
virtual RID link_create() const;
/// Set the map of this link.
virtual void link_set_map(RID p_link, RID p_map) const;
virtual RID link_get_map(RID p_link) const;
/// Set whether this link travels in both directions.
virtual void link_set_bidirectional(RID p_link, bool p_bidirectional) const;
virtual bool link_is_bidirectional(RID p_link) const;
/// Set the link's layers.
virtual void link_set_navigation_layers(RID p_link, uint32_t p_navigation_layers) const;
virtual uint32_t link_get_navigation_layers(RID p_link) const;
/// Set the start location of the link.
virtual void link_set_start_location(RID p_link, Vector2 p_location) const;
virtual Vector2 link_get_start_location(RID p_link) const;
/// Set the end location of the link.
virtual void link_set_end_location(RID p_link, Vector2 p_location) const;
virtual Vector2 link_get_end_location(RID p_link) const;
/// Set the enter cost of the link.
virtual void link_set_enter_cost(RID p_link, real_t p_enter_cost) const;
virtual real_t link_get_enter_cost(RID p_link) const;
/// Set the travel cost of the link.
virtual void link_set_travel_cost(RID p_link, real_t p_travel_cost) const;
virtual real_t link_get_travel_cost(RID p_link) const;
/// Set the node which manages this link.
virtual void link_set_owner_id(RID p_link, ObjectID p_owner_id) const;
virtual ObjectID link_get_owner_id(RID p_link) const;
/// Creates the agent.
virtual RID agent_create() const;
/// Put the agent in the map.
virtual void agent_set_map(RID p_agent, RID p_map) const;
virtual RID agent_get_map(RID p_agent) const;
/// The maximum distance (center point to
/// center point) to other agents this agent
/// takes into account in the navigation. The
/// larger this number, the longer the running
/// time of the simulation. If the number is too
/// low, the simulation will not be safe.
/// Must be non-negative.
virtual void agent_set_neighbor_distance(RID p_agent, real_t p_distance) const;
/// The maximum number of other agents this
/// agent takes into account in the navigation.
/// The larger this number, the longer the
/// running time of the simulation. If the
/// number is too low, the simulation will not
/// be safe.
virtual void agent_set_max_neighbors(RID p_agent, int p_count) const;
/// The minimal amount of time for which this
/// agent's velocities that are computed by the
/// simulation are safe with respect to other
/// agents. The larger this number, the sooner
/// this agent will respond to the presence of
/// other agents, but the less freedom this
/// agent has in choosing its velocities.
/// Must be positive.
virtual void agent_set_time_horizon(RID p_agent, real_t p_time) const;
/// The radius of this agent.
/// Must be non-negative.
virtual void agent_set_radius(RID p_agent, real_t p_radius) const;
/// The maximum speed of this agent.
/// Must be non-negative.
virtual void agent_set_max_speed(RID p_agent, real_t p_max_speed) const;
/// Current velocity of the agent
virtual void agent_set_velocity(RID p_agent, Vector2 p_velocity) const;
/// The new target velocity.
virtual void agent_set_target_velocity(RID p_agent, Vector2 p_velocity) const;
/// Position of the agent in world space.
virtual void agent_set_position(RID p_agent, Vector2 p_position) const;
/// Agent ignore the Y axis and avoid collisions by moving only on the horizontal plane
virtual void agent_set_ignore_y(RID p_agent, bool p_ignore) const;
/// Returns true if the map got changed the previous frame.
virtual bool agent_is_map_changed(RID p_agent) const;
/// Callback called at the end of the RVO process
virtual void agent_set_callback(RID p_agent, Object *p_receiver, StringName p_method, Variant p_udata = Variant()) const;
virtual void query_path(const Ref<NavigationPathQueryParameters2D> &p_query_parameters, Ref<NavigationPathQueryResult2D> p_query_result) const;
/// Destroy the `RID`
virtual void free(RID p_object) const;
NavigationServer2D();
virtual ~NavigationServer2D();
#ifdef DEBUG_ENABLED
void set_debug_enabled(bool p_enabled);
bool get_debug_enabled() const;
void set_debug_navigation_edge_connection_color(const Color &p_color);
Color get_debug_navigation_edge_connection_color() const;
void set_debug_navigation_geometry_face_color(const Color &p_color);
Color get_debug_navigation_geometry_face_color() const;
void set_debug_navigation_geometry_face_disabled_color(const Color &p_color);
Color get_debug_navigation_geometry_face_disabled_color() const;
void set_debug_navigation_link_connection_color(const Color &p_color);
Color get_debug_navigation_link_connection_color() const;
void set_debug_navigation_link_connection_disabled_color(const Color &p_color);
Color get_debug_navigation_link_connection_disabled_color() const;
void set_debug_navigation_enable_edge_connections(const bool p_value);
bool get_debug_navigation_enable_edge_connections() const;
#endif // DEBUG_ENABLED
};
#endif // NAVIGATION_SERVER_2D_H