godot/scene/resources/navigation_mesh.h

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/*************************************************************************/
/* navigation_mesh.h */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* 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 NAVIGATION_MESH_H
#define NAVIGATION_MESH_H
#include "scene/resources/mesh.h"
class NavigationMesh : public Resource {
GDCLASS(NavigationMesh, Resource);
Vector<Vector3> vertices;
struct Polygon {
Vector<int> indices;
};
Vector<Polygon> polygons;
Ref<ArrayMesh> debug_mesh;
struct _EdgeKey {
Vector3 from;
Vector3 to;
static uint32_t hash(const _EdgeKey &p_key) {
return HashMapHasherDefault::hash(p_key.from) ^ HashMapHasherDefault::hash(p_key.to);
}
bool operator==(const _EdgeKey &p_with) const {
return HashMapComparatorDefault<Vector3>::compare(from, p_with.from) && HashMapComparatorDefault<Vector3>::compare(to, p_with.to);
}
};
protected:
static void _bind_methods();
void _validate_property(PropertyInfo &p_property) const;
#ifndef DISABLE_DEPRECATED
bool _set(const StringName &p_name, const Variant &p_value);
bool _get(const StringName &p_name, Variant &r_ret) const;
#endif // DISABLE_DEPRECATED
void _set_polygons(const Array &p_array);
Array _get_polygons() const;
public:
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enum SamplePartitionType {
SAMPLE_PARTITION_WATERSHED = 0,
SAMPLE_PARTITION_MONOTONE,
SAMPLE_PARTITION_LAYERS,
SAMPLE_PARTITION_MAX
};
enum ParsedGeometryType {
PARSED_GEOMETRY_MESH_INSTANCES = 0,
PARSED_GEOMETRY_STATIC_COLLIDERS,
PARSED_GEOMETRY_BOTH,
PARSED_GEOMETRY_MAX
};
enum SourceGeometryMode {
SOURCE_GEOMETRY_NAVMESH_CHILDREN = 0,
SOURCE_GEOMETRY_GROUPS_WITH_CHILDREN,
SOURCE_GEOMETRY_GROUPS_EXPLICIT,
SOURCE_GEOMETRY_MAX
};
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protected:
float cell_size = 0.25f;
float cell_height = 0.25f;
float agent_height = 1.5f;
float agent_radius = 0.5f;
float agent_max_climb = 0.25f;
float agent_max_slope = 45.0f;
float region_min_size = 2.0f;
float region_merge_size = 20.0f;
float edge_max_length = 12.0f;
float edge_max_error = 1.3f;
float verts_per_poly = 6.0f;
float detail_sample_distance = 6.0f;
float detail_sample_max_error = 1.0f;
SamplePartitionType partition_type = SAMPLE_PARTITION_WATERSHED;
ParsedGeometryType parsed_geometry_type = PARSED_GEOMETRY_MESH_INSTANCES;
uint32_t collision_mask = 0xFFFFFFFF;
SourceGeometryMode source_geometry_mode = SOURCE_GEOMETRY_NAVMESH_CHILDREN;
StringName source_group_name = "navmesh";
bool filter_low_hanging_obstacles = false;
bool filter_ledge_spans = false;
bool filter_walkable_low_height_spans = false;
AABB filter_baking_aabb;
Vector3 filter_baking_aabb_offset;
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public:
// Recast settings
void set_sample_partition_type(SamplePartitionType p_value);
SamplePartitionType get_sample_partition_type() const;
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void set_parsed_geometry_type(ParsedGeometryType p_value);
ParsedGeometryType get_parsed_geometry_type() const;
void set_collision_mask(uint32_t p_mask);
uint32_t get_collision_mask() const;
void set_collision_mask_value(int p_layer_number, bool p_value);
bool get_collision_mask_value(int p_layer_number) const;
void set_source_geometry_mode(SourceGeometryMode p_geometry_mode);
SourceGeometryMode get_source_geometry_mode() const;
void set_source_group_name(StringName p_group_name);
StringName get_source_group_name() const;
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void set_cell_size(float p_value);
float get_cell_size() const;
void set_cell_height(float p_value);
float get_cell_height() const;
void set_agent_height(float p_value);
float get_agent_height() const;
void set_agent_radius(float p_value);
float get_agent_radius();
void set_agent_max_climb(float p_value);
float get_agent_max_climb() const;
void set_agent_max_slope(float p_value);
float get_agent_max_slope() const;
void set_region_min_size(float p_value);
float get_region_min_size() const;
void set_region_merge_size(float p_value);
float get_region_merge_size() const;
void set_edge_max_length(float p_value);
float get_edge_max_length() const;
void set_edge_max_error(float p_value);
float get_edge_max_error() const;
void set_verts_per_poly(float p_value);
float get_verts_per_poly() const;
void set_detail_sample_distance(float p_value);
float get_detail_sample_distance() const;
void set_detail_sample_max_error(float p_value);
float get_detail_sample_max_error() const;
void set_filter_low_hanging_obstacles(bool p_value);
bool get_filter_low_hanging_obstacles() const;
void set_filter_ledge_spans(bool p_value);
bool get_filter_ledge_spans() const;
void set_filter_walkable_low_height_spans(bool p_value);
bool get_filter_walkable_low_height_spans() const;
void set_filter_baking_aabb(const AABB &p_aabb);
AABB get_filter_baking_aabb() const;
void set_filter_baking_aabb_offset(const Vector3 &p_aabb_offset);
Vector3 get_filter_baking_aabb_offset() const;
void create_from_mesh(const Ref<Mesh> &p_mesh);
void set_vertices(const Vector<Vector3> &p_vertices);
Vector<Vector3> get_vertices() const;
void add_polygon(const Vector<int> &p_polygon);
int get_polygon_count() const;
Vector<int> get_polygon(int p_idx);
void clear_polygons();
#ifdef DEBUG_ENABLED
Ref<ArrayMesh> get_debug_mesh();
#endif // DEBUG_ENABLED
NavigationMesh();
};
VARIANT_ENUM_CAST(NavigationMesh::SamplePartitionType);
VARIANT_ENUM_CAST(NavigationMesh::ParsedGeometryType);
VARIANT_ENUM_CAST(NavigationMesh::SourceGeometryMode);
#endif // NAVIGATION_MESH_H