nav_mesh_generator_2d.cpp | Explore in Territory

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/*  nav_mesh_generator_2d.cpp                                             */
/**************************************************************************/
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/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur.                  */
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#ifdef CLIPPER2_ENABLED

#include "nav_mesh_generator_2d.h"

#include "core/config/project_settings.h"
#include "scene/2d/mesh_instance_2d.h"
#include "scene/2d/multimesh_instance_2d.h"
#include "scene/2d/navigation_obstacle_2d.h"
#include "scene/2d/physics/static_body_2d.h"
#include "scene/2d/polygon_2d.h"
#include "scene/2d/tile_map.h"
#include "scene/resources/2d/capsule_shape_2d.h"
#include "scene/resources/2d/circle_shape_2d.h"
#include "scene/resources/2d/concave_polygon_shape_2d.h"
#include "scene/resources/2d/convex_polygon_shape_2d.h"
#include "scene/resources/2d/navigation_mesh_source_geometry_data_2d.h"
#include "scene/resources/2d/navigation_polygon.h"
#include "scene/resources/2d/rectangle_shape_2d.h"

#include "thirdparty/clipper2/include/clipper2/clipper.h"
#include "thirdparty/misc/polypartition.h"

NavMeshGenerator2D *NavMeshGenerator2D::singleton = …;
Mutex NavMeshGenerator2D::baking_navmesh_mutex;
Mutex NavMeshGenerator2D::generator_task_mutex;
RWLock NavMeshGenerator2D::generator_rid_rwlock;
bool NavMeshGenerator2D::use_threads = …;
bool NavMeshGenerator2D::baking_use_multiple_threads = …;
bool NavMeshGenerator2D::baking_use_high_priority_threads = …;
HashSet<Ref<NavigationPolygon>> NavMeshGenerator2D::baking_navmeshes;
HashMap<WorkerThreadPool::TaskID, NavMeshGenerator2D::NavMeshGeneratorTask2D *> NavMeshGenerator2D::generator_tasks;
RID_Owner<NavMeshGenerator2D::NavMeshGeometryParser2D> NavMeshGenerator2D::generator_parser_owner;
LocalVector<NavMeshGenerator2D::NavMeshGeometryParser2D *> NavMeshGenerator2D::generator_parsers;

NavMeshGenerator2D *NavMeshGenerator2D::get_singleton() { … }

NavMeshGenerator2D::NavMeshGenerator2D() { … }

NavMeshGenerator2D::~NavMeshGenerator2D() { … }

void NavMeshGenerator2D::sync() { … }

void NavMeshGenerator2D::cleanup() { … }

void NavMeshGenerator2D::finish() { … }

void NavMeshGenerator2D::parse_source_geometry_data(Ref<NavigationPolygon> p_navigation_mesh, Ref<NavigationMeshSourceGeometryData2D> p_source_geometry_data, Node *p_root_node, const Callable &p_callback) { … }

void NavMeshGenerator2D::bake_from_source_geometry_data(Ref<NavigationPolygon> p_navigation_mesh, Ref<NavigationMeshSourceGeometryData2D> p_source_geometry_data, const Callable &p_callback) { … }

void NavMeshGenerator2D::bake_from_source_geometry_data_async(Ref<NavigationPolygon> p_navigation_mesh, Ref<NavigationMeshSourceGeometryData2D> p_source_geometry_data, const Callable &p_callback) { … }

bool NavMeshGenerator2D::is_baking(Ref<NavigationPolygon> p_navigation_polygon) { … }

void NavMeshGenerator2D::generator_thread_bake(void *p_arg) { … }

void NavMeshGenerator2D::generator_parse_geometry_node(Ref<NavigationPolygon> p_navigation_mesh, Ref<NavigationMeshSourceGeometryData2D> p_source_geometry_data, Node *p_node, bool p_recurse_children) { … }

void NavMeshGenerator2D::generator_parse_meshinstance2d_node(const Ref<NavigationPolygon> &p_navigation_mesh, Ref<NavigationMeshSourceGeometryData2D> p_source_geometry_data, Node *p_node) { … }

void NavMeshGenerator2D::generator_parse_multimeshinstance2d_node(const Ref<NavigationPolygon> &p_navigation_mesh, Ref<NavigationMeshSourceGeometryData2D> p_source_geometry_data, Node *p_node) { … }

void NavMeshGenerator2D::generator_parse_polygon2d_node(const Ref<NavigationPolygon> &p_navigation_mesh, Ref<NavigationMeshSourceGeometryData2D> p_source_geometry_data, Node *p_node) { … }

void NavMeshGenerator2D::generator_parse_staticbody2d_node(const Ref<NavigationPolygon> &p_navigation_mesh, Ref<NavigationMeshSourceGeometryData2D> p_source_geometry_data, Node *p_node) { … }

void NavMeshGenerator2D::generator_parse_tile_map_layer_node(const Ref<NavigationPolygon> &p_navigation_mesh, Ref<NavigationMeshSourceGeometryData2D> p_source_geometry_data, Node *p_node) { … }

void NavMeshGenerator2D::generator_parse_navigationobstacle_node(const Ref<NavigationPolygon> &p_navigation_mesh, Ref<NavigationMeshSourceGeometryData2D> p_source_geometry_data, Node *p_node) { … }

void NavMeshGenerator2D::generator_parse_source_geometry_data(Ref<NavigationPolygon> p_navigation_mesh, Ref<NavigationMeshSourceGeometryData2D> p_source_geometry_data, Node *p_root_node) {
	List<Node *> parse_nodes;

	if (p_navigation_mesh->get_source_geometry_mode() == NavigationPolygon::SOURCE_GEOMETRY_ROOT_NODE_CHILDREN) {
		parse_nodes.push_back(p_root_node);
	} else {
		p_root_node->get_tree()->get_nodes_in_group(p_navigation_mesh->get_source_geometry_group_name(), &parse_nodes);
	}

	Transform2D root_node_transform = Transform2D();
	if (Object::cast_to<Node2D>(p_root_node)) {
		root_node_transform = Object::cast_to<Node2D>(p_root_node)->get_global_transform().affine_inverse();
	}

	p_source_geometry_data->clear();
	p_source_geometry_data->root_node_transform = root_node_transform;

	bool recurse_children = p_navigation_mesh->get_source_geometry_mode() != NavigationPolygon::SOURCE_GEOMETRY_GROUPS_EXPLICIT;

	for (Node *E : parse_nodes) {
		generator_parse_geometry_node(p_navigation_mesh, p_source_geometry_data, E, recurse_children);
	}
};

static void generator_recursive_process_polytree_items(List<TPPLPoly> &p_tppl_in_polygon, const Clipper2Lib::PolyPathD *p_polypath_item) { … }

bool NavMeshGenerator2D::generator_emit_callback(const Callable &p_callback) { … }

RID NavMeshGenerator2D::source_geometry_parser_create() { … }

void NavMeshGenerator2D::source_geometry_parser_set_callback(RID p_parser, const Callable &p_callback) { … }

bool NavMeshGenerator2D::owns(RID p_object) { … }

void NavMeshGenerator2D::free(RID p_object) { … }

void NavMeshGenerator2D::generator_bake_from_source_geometry_data(Ref<NavigationPolygon> p_navigation_mesh, Ref<NavigationMeshSourceGeometryData2D> p_source_geometry_data) { … }

#endif // CLIPPER2_ENABLED
godot/modules/navigation/2d/nav_mesh_generator_2d.cpp
