diff options
Diffstat (limited to 'modules/navigation/nav_mesh_generator_2d.h')
| -rw-r--r-- | modules/navigation/nav_mesh_generator_2d.h | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/modules/navigation/nav_mesh_generator_2d.h b/modules/navigation/nav_mesh_generator_2d.h new file mode 100644 index 0000000000..763ad24636 --- /dev/null +++ b/modules/navigation/nav_mesh_generator_2d.h @@ -0,0 +1,100 @@ +/**************************************************************************/ +/* nav_mesh_generator_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. */ +/**************************************************************************/ + +#ifndef NAV_MESH_GENERATOR_2D_H +#define NAV_MESH_GENERATOR_2D_H + +#include "core/object/class_db.h" +#include "core/object/worker_thread_pool.h" + +class Node; +class NavigationPolygon; +class NavigationMeshSourceGeometryData2D; + +class NavMeshGenerator2D : public Object { + static NavMeshGenerator2D *singleton; + + static Mutex baking_navmesh_mutex; + static Mutex generator_task_mutex; + + static bool use_threads; + static bool baking_use_multiple_threads; + static bool baking_use_high_priority_threads; + + struct NavMeshGeneratorTask2D { + enum TaskStatus { + BAKING_STARTED, + BAKING_FINISHED, + BAKING_FAILED, + CALLBACK_DISPATCHED, + CALLBACK_FAILED, + }; + + Ref<NavigationPolygon> navigation_mesh; + Ref<NavigationMeshSourceGeometryData2D> source_geometry_data; + Callable callback; + WorkerThreadPool::TaskID thread_task_id = WorkerThreadPool::INVALID_TASK_ID; + NavMeshGeneratorTask2D::TaskStatus status = NavMeshGeneratorTask2D::TaskStatus::BAKING_STARTED; + }; + + static HashMap<WorkerThreadPool::TaskID, NavMeshGeneratorTask2D *> generator_tasks; + + static void generator_thread_bake(void *p_arg); + + static HashSet<Ref<NavigationPolygon>> baking_navmeshes; + + static void generator_parse_geometry_node(Ref<NavigationPolygon> p_navigation_mesh, Ref<NavigationMeshSourceGeometryData2D> p_source_geometry_data, Node *p_node, bool p_recurse_children); + static void generator_parse_source_geometry_data(Ref<NavigationPolygon> p_navigation_mesh, Ref<NavigationMeshSourceGeometryData2D> p_source_geometry_data, Node *p_root_node); + static void generator_bake_from_source_geometry_data(Ref<NavigationPolygon> p_navigation_mesh, Ref<NavigationMeshSourceGeometryData2D> p_source_geometry_data); + + static void generator_parse_meshinstance2d_node(const Ref<NavigationPolygon> &p_navigation_mesh, Ref<NavigationMeshSourceGeometryData2D> p_source_geometry_data, Node *p_node); + static void generator_parse_multimeshinstance2d_node(const Ref<NavigationPolygon> &p_navigation_mesh, Ref<NavigationMeshSourceGeometryData2D> p_source_geometry_data, Node *p_node); + static void generator_parse_polygon2d_node(const Ref<NavigationPolygon> &p_navigation_mesh, Ref<NavigationMeshSourceGeometryData2D> p_source_geometry_data, Node *p_node); + static void generator_parse_staticbody2d_node(const Ref<NavigationPolygon> &p_navigation_mesh, Ref<NavigationMeshSourceGeometryData2D> p_source_geometry_data, Node *p_node); + static void generator_parse_tilemap_node(const Ref<NavigationPolygon> &p_navigation_mesh, Ref<NavigationMeshSourceGeometryData2D> p_source_geometry_data, Node *p_node); + + static bool generator_emit_callback(const Callable &p_callback); + +public: + static NavMeshGenerator2D *get_singleton(); + + static void sync(); + static void cleanup(); + static void finish(); + + static void parse_source_geometry_data(Ref<NavigationPolygon> p_navigation_mesh, Ref<NavigationMeshSourceGeometryData2D> p_source_geometry_data, Node *p_root_node, const Callable &p_callback = Callable()); + static void bake_from_source_geometry_data(Ref<NavigationPolygon> p_navigation_mesh, Ref<NavigationMeshSourceGeometryData2D> p_source_geometry_data, const Callable &p_callback = Callable()); + static void bake_from_source_geometry_data_async(Ref<NavigationPolygon> p_navigation_mesh, Ref<NavigationMeshSourceGeometryData2D> p_source_geometry_data, const Callable &p_callback = Callable()); + + NavMeshGenerator2D(); + ~NavMeshGenerator2D(); +}; + +#endif // NAV_MESH_GENERATOR_2D_H |