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Merge pull request #105257 from smix8/navbuilder_linkpolys

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Remove no longer needed link polygons from NavMapBuilder
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Thaddeus Crews 2025-04-15 12:28:38 -05:00
commit 2bf96fe18c
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6 changed files with 18 additions and 27 deletions
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16
modules/navigation_3d/3d/nav_map_builder_3d.cpp
View file

@ -269,16 +269,13 @@ void NavMapBuilder3D::_build_step_navlink_connections(NavMapIterationBuild3D &r_
real_t link_connection_radius = r_build.link_connection_radius;
LocalVector<Polygon> &link_polygons = map_iteration->link_polygons;
LocalVector<NavLinkIteration3D> &links = map_iteration->link_iterations;
int polygon_count = r_build.polygon_count;
real_t link_connection_radius_sqr = link_connection_radius * link_connection_radius;
uint32_t link_poly_idx = 0;
link_polygons.resize(links.size());
// Search for polygons within range of a nav link.
for (const NavLinkIteration3D &link : links) {
for (NavLinkIteration3D &link : links) {
if (!link.get_enabled()) {
continue;
}
@ -335,7 +332,9 @@ void NavMapBuilder3D::_build_step_navlink_connections(NavMapIterationBuild3D &r_
// If we have both a start and end point, then create a synthetic polygon to route through.
if (closest_start_polygon && closest_end_polygon) {
Polygon &new_polygon = link_polygons[link_poly_idx++];
link.navmesh_polygons.clear();
link.navmesh_polygons.resize(1);
Polygon &new_polygon = link.navmesh_polygons[0];
new_polygon.id = polygon_count++;
new_polygon.owner = &link;
@ -384,22 +383,21 @@ void NavMapBuilder3D::_build_step_navlink_connections(NavMapIterationBuild3D &r_
}
}
}
r_build.polygon_count = polygon_count;
}
void NavMapBuilder3D::_build_update_map_iteration(NavMapIterationBuild3D &r_build) {
NavMapIteration3D *map_iteration = r_build.map_iteration;
LocalVector<Polygon> &link_polygons = map_iteration->link_polygons;
map_iteration->navmesh_polygon_count = r_build.polygon_count;
map_iteration->link_polygon_count = link_polygons.size();
map_iteration->path_query_slots_mutex.lock();
for (NavMeshQueries3D::PathQuerySlot &p_path_query_slot : map_iteration->path_query_slots) {
p_path_query_slot.traversable_polys.clear();
p_path_query_slot.traversable_polys.reserve(map_iteration->navmesh_polygon_count * 0.25);
p_path_query_slot.path_corridor.clear();
p_path_query_slot.path_corridor.resize(map_iteration->navmesh_polygon_count + map_iteration->link_polygon_count);
p_path_query_slot.path_corridor.resize(map_iteration->navmesh_polygon_count);
}
map_iteration->path_query_slots_mutex.unlock();
}

4
modules/navigation_3d/3d/nav_map_iteration_3d.h
View file

@ -57,7 +57,6 @@ struct NavMapIterationBuild3D {
NavMapIteration3D *map_iteration = nullptr;
int navmesh_polygon_count = 0;
int link_polygon_count = 0;
void reset() {
performance_data.reset();
@ -68,7 +67,6 @@ struct NavMapIterationBuild3D {
free_edge_count = 0;
navmesh_polygon_count = 0;
link_polygon_count = 0;
}
};
@ -77,13 +75,11 @@ struct NavMapIteration3D {
RWLock rwlock;
Vector3 map_up;
LocalVector<Nav3D::Polygon> link_polygons;
LocalVector<NavRegionIteration3D> region_iterations;
LocalVector<NavLinkIteration3D> link_iterations;
int navmesh_polygon_count = 0;
int link_polygon_count = 0;
// The edge connections that the map builds on top with the edge connection margin.
HashMap<uint32_t, LocalVector<Nav3D::Edge::Connection>> external_region_connections;

2
modules/navigation_3d/nav_link_3d.cpp
View file

@ -177,4 +177,6 @@ void NavLink3D::get_iteration_update(NavLinkIteration3D &r_iteration) {
r_iteration.start_position = get_start_position();
r_iteration.end_position = get_end_position();
r_iteration.bidirectional = is_bidirectional();
r_iteration.navmesh_polygons.clear();
}