349 lines
16 KiB
C++
349 lines
16 KiB
C++
/**************************************************************************/
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/* godot_navigation_server_2d.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) 2014-present Godot Engine contributors (see AUTHORS.md). */
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/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
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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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#pragma once
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#include "../nav_agent_2d.h"
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#include "../nav_link_2d.h"
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#include "../nav_map_2d.h"
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#include "../nav_obstacle_2d.h"
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#include "../nav_region_2d.h"
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#include "core/templates/local_vector.h"
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#include "core/templates/rid.h"
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#include "core/templates/rid_owner.h"
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#include "servers/navigation/navigation_path_query_parameters_2d.h"
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#include "servers/navigation/navigation_path_query_result_2d.h"
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#include "servers/navigation_server_2d.h"
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/// The commands are functions executed during the `sync` phase.
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#define MERGE_INTERNAL(A, B) A##B
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#define MERGE(A, B) MERGE_INTERNAL(A, B)
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#define COMMAND_1(F_NAME, T_0, D_0) \
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virtual void F_NAME(T_0 D_0) override; \
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void MERGE(_cmd_, F_NAME)(T_0 D_0)
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#define COMMAND_2(F_NAME, T_0, D_0, T_1, D_1) \
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virtual void F_NAME(T_0 D_0, T_1 D_1) override; \
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void MERGE(_cmd_, F_NAME)(T_0 D_0, T_1 D_1)
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class GodotNavigationServer2D;
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#ifdef CLIPPER2_ENABLED
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class NavMeshGenerator2D;
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#endif // CLIPPER2_ENABLED
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struct SetCommand2D {
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virtual ~SetCommand2D() {}
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virtual void exec(GodotNavigationServer2D *p_server) = 0;
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};
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// This server exposes the `NavigationServer3D` features in the 2D world.
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class GodotNavigationServer2D : public NavigationServer2D {
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GDCLASS(GodotNavigationServer2D, NavigationServer2D);
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Mutex commands_mutex;
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/// Mutex used to make any operation threadsafe.
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Mutex operations_mutex;
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LocalVector<SetCommand2D *> commands;
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mutable RID_Owner<NavLink2D> link_owner;
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mutable RID_Owner<NavMap2D> map_owner;
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mutable RID_Owner<NavRegion2D> region_owner;
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mutable RID_Owner<NavAgent2D> agent_owner;
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mutable RID_Owner<NavObstacle2D> obstacle_owner;
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bool active = true;
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LocalVector<NavMap2D *> active_maps;
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LocalVector<uint32_t> active_maps_iteration_id;
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#ifdef CLIPPER2_ENABLED
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NavMeshGenerator2D *navmesh_generator_2d = nullptr;
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#endif // CLIPPER2_ENABLED
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// Performance Monitor.
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int pm_region_count = 0;
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int pm_agent_count = 0;
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int pm_link_count = 0;
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int pm_polygon_count = 0;
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int pm_edge_count = 0;
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int pm_edge_merge_count = 0;
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int pm_edge_connection_count = 0;
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int pm_edge_free_count = 0;
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int pm_obstacle_count = 0;
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public:
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GodotNavigationServer2D();
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virtual ~GodotNavigationServer2D();
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void add_command(SetCommand2D *p_command);
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virtual TypedArray<RID> get_maps() const override;
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virtual RID map_create() override;
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COMMAND_2(map_set_active, RID, p_map, bool, p_active);
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virtual bool map_is_active(RID p_map) const override;
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COMMAND_2(map_set_cell_size, RID, p_map, real_t, p_cell_size);
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virtual real_t map_get_cell_size(RID p_map) const override;
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COMMAND_2(map_set_use_edge_connections, RID, p_map, bool, p_enabled);
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virtual bool map_get_use_edge_connections(RID p_map) const override;
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COMMAND_2(map_set_edge_connection_margin, RID, p_map, real_t, p_connection_margin);
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virtual real_t map_get_edge_connection_margin(RID p_map) const override;
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COMMAND_2(map_set_link_connection_radius, RID, p_map, real_t, p_connection_radius);
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virtual real_t map_get_link_connection_radius(RID p_map) const override;
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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) override;
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virtual Vector2 map_get_closest_point(RID p_map, const Vector2 &p_point) const override;
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virtual RID map_get_closest_point_owner(RID p_map, const Vector2 &p_point) const override;
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virtual TypedArray<RID> map_get_links(RID p_map) const override;
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virtual TypedArray<RID> map_get_regions(RID p_map) const override;
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virtual TypedArray<RID> map_get_agents(RID p_map) const override;
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virtual TypedArray<RID> map_get_obstacles(RID p_map) const override;
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virtual void map_force_update(RID p_map) override;
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virtual uint32_t map_get_iteration_id(RID p_map) const override;
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COMMAND_2(map_set_use_async_iterations, RID, p_map, bool, p_enabled);
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virtual bool map_get_use_async_iterations(RID p_map) const override;
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virtual Vector2 map_get_random_point(RID p_map, uint32_t p_navigation_layers, bool p_uniformly) const override;
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virtual RID region_create() override;
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COMMAND_2(region_set_enabled, RID, p_region, bool, p_enabled);
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virtual bool region_get_enabled(RID p_region) const override;
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COMMAND_2(region_set_use_edge_connections, RID, p_region, bool, p_enabled);
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virtual bool region_get_use_edge_connections(RID p_region) const override;
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COMMAND_2(region_set_enter_cost, RID, p_region, real_t, p_enter_cost);
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virtual real_t region_get_enter_cost(RID p_region) const override;
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COMMAND_2(region_set_travel_cost, RID, p_region, real_t, p_travel_cost);
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virtual real_t region_get_travel_cost(RID p_region) const override;
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COMMAND_2(region_set_owner_id, RID, p_region, ObjectID, p_owner_id);
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virtual ObjectID region_get_owner_id(RID p_region) const override;
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virtual bool region_owns_point(RID p_region, const Vector2 &p_point) const override;
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COMMAND_2(region_set_map, RID, p_region, RID, p_map);
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virtual RID region_get_map(RID p_region) const override;
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COMMAND_2(region_set_navigation_layers, RID, p_region, uint32_t, p_navigation_layers);
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virtual uint32_t region_get_navigation_layers(RID p_region) const override;
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COMMAND_2(region_set_transform, RID, p_region, Transform2D, p_transform);
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virtual Transform2D region_get_transform(RID p_region) const override;
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COMMAND_2(region_set_navigation_polygon, RID, p_region, Ref<NavigationPolygon>, p_navigation_polygon);
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virtual int region_get_connections_count(RID p_region) const override;
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virtual Vector2 region_get_connection_pathway_start(RID p_region, int p_connection_id) const override;
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virtual Vector2 region_get_connection_pathway_end(RID p_region, int p_connection_id) const override;
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virtual Vector2 region_get_closest_point(RID p_region, const Vector2 &p_point) const override;
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virtual Vector2 region_get_random_point(RID p_region, uint32_t p_navigation_layers, bool p_uniformly) const override;
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virtual Rect2 region_get_bounds(RID p_region) const override;
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virtual RID link_create() override;
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/// Set the map of this link.
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COMMAND_2(link_set_map, RID, p_link, RID, p_map);
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virtual RID link_get_map(RID p_link) const override;
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COMMAND_2(link_set_enabled, RID, p_link, bool, p_enabled);
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virtual bool link_get_enabled(RID p_link) const override;
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/// Set whether this link travels in both directions.
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COMMAND_2(link_set_bidirectional, RID, p_link, bool, p_bidirectional);
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virtual bool link_is_bidirectional(RID p_link) const override;
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/// Set the link's layers.
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COMMAND_2(link_set_navigation_layers, RID, p_link, uint32_t, p_navigation_layers);
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virtual uint32_t link_get_navigation_layers(RID p_link) const override;
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/// Set the start position of the link.
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COMMAND_2(link_set_start_position, RID, p_link, Vector2, p_position);
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virtual Vector2 link_get_start_position(RID p_link) const override;
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/// Set the end position of the link.
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COMMAND_2(link_set_end_position, RID, p_link, Vector2, p_position);
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virtual Vector2 link_get_end_position(RID p_link) const override;
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/// Set the enter cost of the link.
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COMMAND_2(link_set_enter_cost, RID, p_link, real_t, p_enter_cost);
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virtual real_t link_get_enter_cost(RID p_link) const override;
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/// Set the travel cost of the link.
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COMMAND_2(link_set_travel_cost, RID, p_link, real_t, p_travel_cost);
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virtual real_t link_get_travel_cost(RID p_link) const override;
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/// Set the node which manages this link.
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COMMAND_2(link_set_owner_id, RID, p_link, ObjectID, p_owner_id);
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virtual ObjectID link_get_owner_id(RID p_link) const override;
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/// Creates the agent.
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virtual RID agent_create() override;
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/// Put the agent in the map.
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COMMAND_2(agent_set_map, RID, p_agent, RID, p_map);
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virtual RID agent_get_map(RID p_agent) const override;
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COMMAND_2(agent_set_paused, RID, p_agent, bool, p_paused);
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virtual bool agent_get_paused(RID p_agent) const override;
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COMMAND_2(agent_set_avoidance_enabled, RID, p_agent, bool, p_enabled);
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virtual bool agent_get_avoidance_enabled(RID p_agent) const override;
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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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COMMAND_2(agent_set_neighbor_distance, RID, p_agent, real_t, p_distance);
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virtual real_t agent_get_neighbor_distance(RID p_agent) const override;
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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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COMMAND_2(agent_set_max_neighbors, RID, p_agent, int, p_count);
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virtual int agent_get_max_neighbors(RID p_agent) const override;
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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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COMMAND_2(agent_set_time_horizon_agents, RID, p_agent, real_t, p_time_horizon);
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virtual real_t agent_get_time_horizon_agents(RID p_agent) const override;
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COMMAND_2(agent_set_time_horizon_obstacles, RID, p_agent, real_t, p_time_horizon);
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virtual real_t agent_get_time_horizon_obstacles(RID p_agent) const override;
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/// The radius of this agent.
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/// Must be non-negative.
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COMMAND_2(agent_set_radius, RID, p_agent, real_t, p_radius);
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virtual real_t agent_get_radius(RID p_agent) const override;
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/// The maximum speed of this agent.
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/// Must be non-negative.
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COMMAND_2(agent_set_max_speed, RID, p_agent, real_t, p_max_speed);
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virtual real_t agent_get_max_speed(RID p_agent) const override;
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/// forces and agent velocity change in the avoidance simulation, adds simulation instability if done recklessly
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COMMAND_2(agent_set_velocity_forced, RID, p_agent, Vector2, p_velocity);
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/// The wanted velocity for the agent as a "suggestion" to the avoidance simulation.
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/// The simulation will try to fulfill this velocity wish if possible but may change the velocity depending on other agent's and obstacles'.
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COMMAND_2(agent_set_velocity, RID, p_agent, Vector2, p_velocity);
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virtual Vector2 agent_get_velocity(RID p_agent) const override;
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/// Position of the agent in world space.
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COMMAND_2(agent_set_position, RID, p_agent, Vector2, p_position);
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virtual Vector2 agent_get_position(RID p_agent) const override;
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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 override;
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/// Callback called at the end of the RVO process
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COMMAND_2(agent_set_avoidance_callback, RID, p_agent, Callable, p_callback);
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virtual bool agent_has_avoidance_callback(RID p_agent) const override;
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COMMAND_2(agent_set_avoidance_layers, RID, p_agent, uint32_t, p_layers);
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virtual uint32_t agent_get_avoidance_layers(RID p_agent) const override;
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COMMAND_2(agent_set_avoidance_mask, RID, p_agent, uint32_t, p_mask);
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virtual uint32_t agent_get_avoidance_mask(RID p_agent) const override;
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COMMAND_2(agent_set_avoidance_priority, RID, p_agent, real_t, p_priority);
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virtual real_t agent_get_avoidance_priority(RID p_agent) const override;
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virtual RID obstacle_create() override;
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COMMAND_2(obstacle_set_avoidance_enabled, RID, p_obstacle, bool, p_enabled);
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virtual bool obstacle_get_avoidance_enabled(RID p_obstacle) const override;
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COMMAND_2(obstacle_set_map, RID, p_obstacle, RID, p_map);
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virtual RID obstacle_get_map(RID p_obstacle) const override;
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COMMAND_2(obstacle_set_paused, RID, p_obstacle, bool, p_paused);
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virtual bool obstacle_get_paused(RID p_obstacle) const override;
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COMMAND_2(obstacle_set_radius, RID, p_obstacle, real_t, p_radius);
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virtual real_t obstacle_get_radius(RID p_obstacle) const override;
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COMMAND_2(obstacle_set_velocity, RID, p_obstacle, Vector2, p_velocity);
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virtual Vector2 obstacle_get_velocity(RID p_obstacle) const override;
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COMMAND_2(obstacle_set_position, RID, p_obstacle, Vector2, p_position);
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virtual Vector2 obstacle_get_position(RID p_obstacle) const override;
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COMMAND_2(obstacle_set_vertices, RID, p_obstacle, const Vector<Vector2> &, p_vertices);
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virtual Vector<Vector2> obstacle_get_vertices(RID p_obstacle) const override;
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COMMAND_2(obstacle_set_avoidance_layers, RID, p_obstacle, uint32_t, p_layers);
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virtual uint32_t obstacle_get_avoidance_layers(RID p_obstacle) const override;
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virtual void query_path(const Ref<NavigationPathQueryParameters2D> &p_query_parameters, Ref<NavigationPathQueryResult2D> p_query_result, const Callable &p_callback = Callable()) override;
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COMMAND_1(free, RID, p_object);
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virtual void set_active(bool p_active) override;
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void flush_queries();
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virtual void process(double p_delta_time) override;
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virtual void physics_process(double p_delta_time) override;
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virtual void init() override;
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virtual void sync() override;
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virtual void finish() override;
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virtual int get_process_info(ProcessInfo p_info) const override;
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virtual void parse_source_geometry_data(const Ref<NavigationPolygon> &p_navigation_mesh, const Ref<NavigationMeshSourceGeometryData2D> &p_source_geometry_data, Node *p_root_node, const Callable &p_callback = Callable()) override;
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virtual void bake_from_source_geometry_data(const Ref<NavigationPolygon> &p_navigation_mesh, const Ref<NavigationMeshSourceGeometryData2D> &p_source_geometry_data, const Callable &p_callback = Callable()) override;
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virtual void bake_from_source_geometry_data_async(const Ref<NavigationPolygon> &p_navigation_mesh, const Ref<NavigationMeshSourceGeometryData2D> &p_source_geometry_data, const Callable &p_callback = Callable()) override;
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virtual bool is_baking_navigation_polygon(Ref<NavigationPolygon> p_navigation_polygon) const override;
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virtual RID source_geometry_parser_create() override;
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virtual void source_geometry_parser_set_callback(RID p_parser, const Callable &p_callback) override;
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virtual Vector<Vector2> simplify_path(const Vector<Vector2> &p_path, real_t p_epsilon) override;
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private:
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void internal_free_agent(RID p_object);
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void internal_free_obstacle(RID p_object);
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};
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#undef COMMAND_1
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#undef COMMAND_2
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