mirror of
https://github.com/Relintai/pandemonium_engine.git
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301 lines
12 KiB
C++
301 lines
12 KiB
C++
#ifndef NAVIGATION_2D_SERVER_H
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#define NAVIGATION_2D_SERVER_H
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/*************************************************************************/
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/* navigation_2d_server.h */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#include "core/containers/rid.h"
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#include "core/object/object.h"
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#include "navigation/navigation_utilities.h"
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#include "scene/2d/navigation_polygon_instance.h"
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#include "scene/resources/navigation_polygon.h"
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class NavigationPathQueryParameters2D;
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class NavigationPathQueryResult2D;
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// This server exposes the 3D `NavigationServer` features in the 2D world.
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class Navigation2DServer : public Object {
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GDCLASS(Navigation2DServer, Object);
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static Navigation2DServer *singleton;
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protected:
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static void _bind_methods();
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public:
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/// Thread safe, can be used across many threads.
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static const Navigation2DServer *get_singleton() { return singleton; }
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/// MUST be used in single thread!
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static Navigation2DServer *get_singleton_mut() { return singleton; }
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virtual Array get_maps() const = 0;
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/// Create a new map.
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virtual RID map_create() const = 0;
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/// Set map active.
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virtual void map_set_active(RID p_map, bool p_active) const = 0;
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/// Returns true if the map is active.
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virtual bool map_is_active(RID p_map) const = 0;
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/// Set the map cell size used to weld the navigation mesh polygons.
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virtual void map_set_cell_size(RID p_map, real_t p_cell_size) const = 0;
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/// Returns the map cell size.
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virtual real_t map_get_cell_size(RID p_map) const = 0;
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/// Set the map cell height used to weld the navigation mesh polygons.
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virtual void map_set_cell_height(RID p_map, real_t p_cell_height) const = 0;
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virtual real_t map_get_cell_height(RID p_map) const = 0;
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/// Set the map edge connection margin used to weld the compatible region edges.
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virtual void map_set_edge_connection_margin(RID p_map, real_t p_connection_margin) const = 0;
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/// Returns the edge connection margin of this map.
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virtual real_t map_get_edge_connection_margin(RID p_map) const = 0;
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/// Set the map link connection radius used to attach links to the nav mesh.
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virtual void map_set_link_connection_radius(RID p_map, real_t p_connection_radius) const = 0;
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/// Returns the link connection radius of this map.
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virtual real_t map_get_link_connection_radius(RID p_map) const = 0;
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/// Returns the navigation path to reach the destination from the origin.
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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 = 0;
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virtual Vector2 map_get_closest_point(RID p_map, const Vector2 &p_point) const = 0;
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virtual RID map_get_closest_point_owner(RID p_map, const Vector2 &p_point) const = 0;
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virtual Array map_get_links(RID p_map) const = 0;
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virtual Array map_get_regions(RID p_map) const = 0;
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virtual Array map_get_agents(RID p_map) const = 0;
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virtual void map_force_update(RID p_map) = 0;
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/// Creates a new region.
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virtual RID region_create() const = 0;
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/// Set the enter_cost of a region
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virtual void region_set_enter_cost(RID p_region, real_t p_enter_cost) const = 0;
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virtual real_t region_get_enter_cost(RID p_region) const = 0;
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/// Set the travel_cost of a region
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virtual void region_set_travel_cost(RID p_region, real_t p_travel_cost) const = 0;
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virtual real_t region_get_travel_cost(RID p_region) const = 0;
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virtual bool region_owns_point(RID p_region, const Vector2 &p_point) const = 0;
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/// Set the map of this region.
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virtual void region_set_map(RID p_region, RID p_map) const = 0;
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virtual RID region_get_map(RID p_region) const = 0;
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/// Set the region's layers
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virtual void region_set_navigation_layers(RID p_region, uint32_t p_navigation_layers) const = 0;
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virtual uint32_t region_get_navigation_layers(RID p_region) const = 0;
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/// Set the global transformation of this region.
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virtual void region_set_transform(RID p_region, Transform2D p_transform) const = 0;
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/// Set the navigation poly of this region.
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virtual void region_set_navpoly(RID p_region, Ref<NavigationPolygon> p_nav_mesh) const = 0;
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/// Get a list of a region's connection to other regions.
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virtual int region_get_connections_count(RID p_region) const = 0;
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virtual Vector2 region_get_connection_pathway_start(RID p_region, int p_connection_id) const = 0;
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virtual Vector2 region_get_connection_pathway_end(RID p_region, int p_connection_id) const = 0;
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/// Creates a new link between locations in the nav map.
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virtual RID link_create() const = 0;
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/// Set the map of this link.
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virtual void link_set_map(RID p_link, RID p_map) const = 0;
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virtual RID link_get_map(RID p_link) const = 0;
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/// Set whether this link travels in both directions.
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virtual void link_set_bidirectional(RID p_link, bool p_bidirectional) const = 0;
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virtual bool link_is_bidirectional(RID p_link) const = 0;
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/// Set the link's layers.
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virtual void link_set_navigation_layers(RID p_link, uint32_t p_navigation_layers) const = 0;
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virtual uint32_t link_get_navigation_layers(RID p_link) const = 0;
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/// Set the start location of the link.
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virtual void link_set_start_location(RID p_link, Vector2 p_location) const = 0;
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virtual Vector2 link_get_start_location(RID p_link) const = 0;
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/// Set the end location of the link.
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virtual void link_set_end_location(RID p_link, Vector2 p_location) const = 0;
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virtual Vector2 link_get_end_location(RID p_link) const = 0;
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/// Set the enter cost of the link.
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virtual void link_set_enter_cost(RID p_link, real_t p_enter_cost) const = 0;
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virtual real_t link_get_enter_cost(RID p_link) const = 0;
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/// Set the travel cost of the link.
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virtual void link_set_travel_cost(RID p_link, real_t p_travel_cost) const = 0;
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virtual real_t link_get_travel_cost(RID p_link) const = 0;
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/// Creates the agent.
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virtual RID agent_create() const = 0;
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/// Put the agent in the map.
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virtual void agent_set_map(RID p_agent, RID p_map) const = 0;
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virtual RID agent_get_map(RID p_agent) const = 0;
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/// The maximum distance (center point to
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/// center point) to other agents this agent
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/// takes into account in the navigation. The
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/// larger this number, the longer the running
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/// time of the simulation. If the number is too
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/// low, the simulation will not be safe.
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/// Must be non-negative.
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virtual void agent_set_neighbor_dist(RID p_agent, real_t p_dist) const = 0;
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/// The maximum number of other agents this
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/// agent takes into account in the navigation.
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/// The larger this number, the longer the
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/// running time of the simulation. If the
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/// number is too low, the simulation will not
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/// be safe.
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virtual void agent_set_max_neighbors(RID p_agent, int p_count) const = 0;
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/// The minimal amount of time for which this
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/// agent's velocities that are computed by the
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/// simulation are safe with respect to other
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/// agents. The larger this number, the sooner
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/// this agent will respond to the presence of
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/// other agents, but the less freedom this
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/// agent has in choosing its velocities.
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/// Must be positive.
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virtual void agent_set_time_horizon(RID p_agent, real_t p_time) const = 0;
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/// The radius of this agent.
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/// Must be non-negative.
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virtual void agent_set_radius(RID p_agent, real_t p_radius) const = 0;
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/// The maximum speed of this agent.
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/// Must be non-negative.
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virtual void agent_set_max_speed(RID p_agent, real_t p_max_speed) const = 0;
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/// Current velocity of the agent
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virtual void agent_set_velocity(RID p_agent, Vector2 p_velocity) const = 0;
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/// The new target velocity.
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virtual void agent_set_target_velocity(RID p_agent, Vector2 p_velocity) const = 0;
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/// Position of the agent in world space.
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virtual void agent_set_position(RID p_agent, Vector2 p_position) const = 0;
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/// Agent ignore the Y axis and avoid collisions by moving only on the horizontal plane
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virtual void agent_set_ignore_y(RID p_agent, bool p_ignore) const = 0;
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/// Returns true if the map got changed the previous frame.
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virtual bool agent_is_map_changed(RID p_agent) const = 0;
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/// Callback called at the end of the RVO process
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virtual void agent_set_callback(RID p_agent, ObjectID p_object_id, StringName p_method, Variant p_udata = Variant()) const = 0;
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/// Destroy the `RID`
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virtual void free(RID p_object) const = 0;
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/// Returns a customized navigation path using a query parameters object
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void query_path(const Ref<NavigationPathQueryParameters2D> &p_query_parameters, Ref<NavigationPathQueryResult2D> p_query_result) const;
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virtual NavigationUtilities::PathQueryResult2D _query_path(const NavigationUtilities::PathQueryParameters2D &p_parameters) const = 0;
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virtual void init();
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Navigation2DServer();
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virtual ~Navigation2DServer();
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#ifdef DEBUG_ENABLED
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void set_debug_enabled(bool p_enabled);
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bool get_debug_enabled() const;
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void set_debug_navigation_link_connection_color(const Color &p_color);
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Color get_debug_navigation_link_connection_color() const;
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void set_debug_navigation_link_connection_disabled_color(const Color &p_color);
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Color get_debug_navigation_link_connection_disabled_color() const;
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#endif
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};
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typedef Navigation2DServer *(*CreateNavigation2DServerCallback)();
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/// Manager used for the server singleton registration
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class Navigation2DServerManager {
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struct ClassInfo {
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String name;
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CreateNavigation2DServerCallback create_callback;
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ClassInfo() :
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name(""),
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create_callback(nullptr) {}
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ClassInfo(String p_name, CreateNavigation2DServerCallback p_create_callback) :
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name(p_name),
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create_callback(p_create_callback) {}
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ClassInfo(const ClassInfo &p_ci) :
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name(p_ci.name),
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create_callback(p_ci.create_callback) {}
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ClassInfo operator=(const ClassInfo &p_ci) {
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name = p_ci.name;
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create_callback = p_ci.create_callback;
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return *this;
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}
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};
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static Vector<ClassInfo> navigation_servers;
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static int default_server_id;
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static int default_server_priority;
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public:
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static const String setting_property_name;
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private:
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static void on_servers_changed();
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public:
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static void register_server(const String &p_name, CreateNavigation2DServerCallback p_create_callback);
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static void set_default_server(const String &p_name, int p_priority = 0);
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static int find_server_id(const String &p_name);
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static int get_servers_count();
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static String get_server_name(int p_id);
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static Navigation2DServer *new_default_server();
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static Navigation2DServer *new_server(const String &p_name);
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};
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#endif
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