godot/modules/navigation/3d/nav_mesh_generator_3d.h

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/**************************************************************************/
/* nav_mesh_generator_3d.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_3D_H
#define NAV_MESH_GENERATOR_3D_H
#ifndef _3D_DISABLED
#include "core/object/class_db.h"
#include "core/object/worker_thread_pool.h"
#include "modules/modules_enabled.gen.h" // For csg, gridmap.
class Node;
class NavigationMesh;
class NavigationMeshSourceGeometryData3D;
class NavMeshGenerator3D : public Object {
static NavMeshGenerator3D *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 NavMeshGeneratorTask3D {
enum TaskStatus {
BAKING_STARTED,
BAKING_FINISHED,
BAKING_FAILED,
CALLBACK_DISPATCHED,
CALLBACK_FAILED,
};
Ref<NavigationMesh> navigation_mesh;
Ref<NavigationMeshSourceGeometryData3D> source_geometry_data;
Callable callback;
WorkerThreadPool::TaskID thread_task_id = WorkerThreadPool::INVALID_TASK_ID;
NavMeshGeneratorTask3D::TaskStatus status = NavMeshGeneratorTask3D::TaskStatus::BAKING_STARTED;
};
static HashMap<WorkerThreadPool::TaskID, NavMeshGeneratorTask3D *> generator_tasks;
static void generator_thread_bake(void *p_arg);
static HashSet<Ref<NavigationMesh>> baking_navmeshes;
static void generator_parse_geometry_node(const Ref<NavigationMesh> &p_navigation_mesh, Ref<NavigationMeshSourceGeometryData3D> p_source_geometry_data, Node *p_node, bool p_recurse_children);
static void generator_parse_source_geometry_data(const Ref<NavigationMesh> &p_navigation_mesh, Ref<NavigationMeshSourceGeometryData3D> p_source_geometry_data, Node *p_root_node);
static void generator_bake_from_source_geometry_data(Ref<NavigationMesh> p_navigation_mesh, const Ref<NavigationMeshSourceGeometryData3D> &p_source_geometry_data);
static void generator_parse_meshinstance3d_node(const Ref<NavigationMesh> &p_navigation_mesh, Ref<NavigationMeshSourceGeometryData3D> p_source_geometry_data, Node *p_node);
static void generator_parse_multimeshinstance3d_node(const Ref<NavigationMesh> &p_navigation_mesh, Ref<NavigationMeshSourceGeometryData3D> p_source_geometry_data, Node *p_node);
static void generator_parse_staticbody3d_node(const Ref<NavigationMesh> &p_navigation_mesh, Ref<NavigationMeshSourceGeometryData3D> p_source_geometry_data, Node *p_node);
#ifdef MODULE_CSG_ENABLED
static void generator_parse_csgshape3d_node(const Ref<NavigationMesh> &p_navigation_mesh, Ref<NavigationMeshSourceGeometryData3D> p_source_geometry_data, Node *p_node);
#endif // MODULE_CSG_ENABLED
#ifdef MODULE_GRIDMAP_ENABLED
static void generator_parse_gridmap_node(const Ref<NavigationMesh> &p_navigation_mesh, Ref<NavigationMeshSourceGeometryData3D> p_source_geometry_data, Node *p_node);
#endif // MODULE_GRIDMAP_ENABLED
static bool generator_emit_callback(const Callable &p_callback);
public:
static NavMeshGenerator3D *get_singleton();
static void sync();
static void cleanup();
static void finish();
static void parse_source_geometry_data(Ref<NavigationMesh> p_navigation_mesh, Ref<NavigationMeshSourceGeometryData3D> p_source_geometry_data, Node *p_root_node, const Callable &p_callback = Callable());
static void bake_from_source_geometry_data(Ref<NavigationMesh> p_navigation_mesh, Ref<NavigationMeshSourceGeometryData3D> p_source_geometry_data, const Callable &p_callback = Callable());
static void bake_from_source_geometry_data_async(Ref<NavigationMesh> p_navigation_mesh, Ref<NavigationMeshSourceGeometryData3D> p_source_geometry_data, const Callable &p_callback = Callable());
static bool is_baking(Ref<NavigationMesh> p_navigation_mesh);
NavMeshGenerator3D();
~NavMeshGenerator3D();
};
#endif // _3D_DISABLED
#endif // NAV_MESH_GENERATOR_3D_H