godotengine/modules/navigation_2d/2d/nav_region_iteration_2d.h
smix8 2458370de4 Change 2D navigation region and link updates to an async process
Changes 2D navigation region and link updates to an async process.
2025-06-11 00:51:02 +02:00

93 lines
3.6 KiB
C++

/**************************************************************************/
/* nav_region_iteration_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. */
/**************************************************************************/
#pragma once
#include "../nav_utils_2d.h"
#include "nav_base_iteration_2d.h"
#include "scene/resources/2d/navigation_polygon.h"
#include "core/math/rect2.h"
class NavRegion2D;
class NavRegionIteration2D;
struct NavRegionIterationBuild2D {
Nav2D::PerformanceData performance_data;
NavRegion2D *region = nullptr;
Vector2 map_cell_size;
Transform2D region_transform;
struct NavMeshData {
Vector<Vector2> vertices;
Vector<Vector<int>> polygons;
void clear() {
vertices.clear();
polygons.clear();
}
} navmesh_data;
Ref<NavRegionIteration2D> region_iteration;
HashMap<Nav2D::EdgeKey, Nav2D::EdgeConnectionPair, Nav2D::EdgeKey> iter_connection_pairs_map;
void reset() {
performance_data.reset();
navmesh_data.clear();
region_iteration = Ref<NavRegionIteration2D>();
iter_connection_pairs_map.clear();
}
};
class NavRegionIteration2D : public NavBaseIteration2D {
GDCLASS(NavRegionIteration2D, NavBaseIteration2D);
public:
Transform2D transform;
real_t surface_area = 0.0;
Rect2 bounds;
LocalVector<Nav2D::ConnectableEdge> external_edges;
const Transform2D &get_transform() const { return transform; }
real_t get_surface_area() const { return surface_area; }
Rect2 get_bounds() const { return bounds; }
const LocalVector<Nav2D::ConnectableEdge> &get_external_edges() const { return external_edges; }
virtual ~NavRegionIteration2D() override {
external_edges.clear();
navmesh_polygons.clear();
internal_connections.clear();
}
};