godot/scene/3d/navigation_region_3d.cpp

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/**************************************************************************/
/* navigation_region_3d.cpp */
/**************************************************************************/
/* 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. */
/**************************************************************************/
#include "navigation_region_3d.h"
#include "core/core_string_names.h"
#include "servers/navigation_server_3d.h"
void NavigationRegion3D::set_enabled(bool p_enabled) {
if (enabled == p_enabled) {
return;
}
enabled = p_enabled;
if (!is_inside_tree()) {
return;
}
if (!enabled) {
NavigationServer3D::get_singleton()->region_set_map(region, RID());
} else {
NavigationServer3D::get_singleton()->region_set_map(region, get_world_3d()->get_navigation_map());
}
#ifdef DEBUG_ENABLED
if (debug_instance.is_valid()) {
if (!is_enabled()) {
if (debug_mesh.is_valid()) {
if (debug_mesh->get_surface_count() > 0) {
RS::get_singleton()->instance_set_surface_override_material(debug_instance, 0, NavigationServer3D::get_singleton()->get_debug_navigation_geometry_face_disabled_material()->get_rid());
}
if (debug_mesh->get_surface_count() > 1) {
RS::get_singleton()->instance_set_surface_override_material(debug_instance, 1, NavigationServer3D::get_singleton()->get_debug_navigation_geometry_edge_disabled_material()->get_rid());
}
}
} else {
if (debug_mesh.is_valid()) {
if (debug_mesh->get_surface_count() > 0) {
RS::get_singleton()->instance_set_surface_override_material(debug_instance, 0, RID());
}
if (debug_mesh->get_surface_count() > 1) {
RS::get_singleton()->instance_set_surface_override_material(debug_instance, 1, RID());
}
}
}
}
#endif // DEBUG_ENABLED
update_gizmos();
}
bool NavigationRegion3D::is_enabled() const {
return enabled;
}
void NavigationRegion3D::set_use_edge_connections(bool p_enabled) {
if (use_edge_connections == p_enabled) {
return;
}
use_edge_connections = p_enabled;
NavigationServer3D::get_singleton()->region_set_use_edge_connections(region, use_edge_connections);
}
bool NavigationRegion3D::get_use_edge_connections() const {
return use_edge_connections;
}
void NavigationRegion3D::set_navigation_layers(uint32_t p_navigation_layers) {
if (navigation_layers == p_navigation_layers) {
return;
}
navigation_layers = p_navigation_layers;
NavigationServer3D::get_singleton()->region_set_navigation_layers(region, navigation_layers);
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}
uint32_t NavigationRegion3D::get_navigation_layers() const {
return navigation_layers;
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}
void NavigationRegion3D::set_navigation_layer_value(int p_layer_number, bool p_value) {
ERR_FAIL_COND_MSG(p_layer_number < 1, "Navigation layer number must be between 1 and 32 inclusive.");
ERR_FAIL_COND_MSG(p_layer_number > 32, "Navigation layer number must be between 1 and 32 inclusive.");
uint32_t _navigation_layers = get_navigation_layers();
if (p_value) {
_navigation_layers |= 1 << (p_layer_number - 1);
} else {
_navigation_layers &= ~(1 << (p_layer_number - 1));
}
set_navigation_layers(_navigation_layers);
}
bool NavigationRegion3D::get_navigation_layer_value(int p_layer_number) const {
ERR_FAIL_COND_V_MSG(p_layer_number < 1, false, "Navigation layer number must be between 1 and 32 inclusive.");
ERR_FAIL_COND_V_MSG(p_layer_number > 32, false, "Navigation layer number must be between 1 and 32 inclusive.");
return get_navigation_layers() & (1 << (p_layer_number - 1));
}
void NavigationRegion3D::set_enter_cost(real_t p_enter_cost) {
ERR_FAIL_COND_MSG(p_enter_cost < 0.0, "The enter_cost must be positive.");
if (Math::is_equal_approx(enter_cost, p_enter_cost)) {
return;
}
enter_cost = p_enter_cost;
NavigationServer3D::get_singleton()->region_set_enter_cost(region, enter_cost);
}
real_t NavigationRegion3D::get_enter_cost() const {
return enter_cost;
}
void NavigationRegion3D::set_travel_cost(real_t p_travel_cost) {
ERR_FAIL_COND_MSG(p_travel_cost < 0.0, "The travel_cost must be positive.");
if (Math::is_equal_approx(travel_cost, p_travel_cost)) {
return;
}
travel_cost = p_travel_cost;
NavigationServer3D::get_singleton()->region_set_travel_cost(region, travel_cost);
}
real_t NavigationRegion3D::get_travel_cost() const {
return travel_cost;
}
RID NavigationRegion3D::get_region_rid() const {
return region;
}
void NavigationRegion3D::_notification(int p_what) {
switch (p_what) {
case NOTIFICATION_ENTER_TREE: {
if (enabled) {
NavigationServer3D::get_singleton()->region_set_map(region, get_world_3d()->get_navigation_map());
}
current_global_transform = get_global_transform();
NavigationServer3D::get_singleton()->region_set_transform(region, current_global_transform);
#ifdef DEBUG_ENABLED
if (NavigationServer3D::get_singleton()->get_debug_navigation_enabled()) {
_update_debug_mesh();
}
#endif // DEBUG_ENABLED
} break;
case NOTIFICATION_TRANSFORM_CHANGED: {
set_physics_process_internal(true);
} break;
case NOTIFICATION_INTERNAL_PHYSICS_PROCESS: {
set_physics_process_internal(false);
if (is_inside_tree()) {
Transform3D new_global_transform = get_global_transform();
if (current_global_transform != new_global_transform) {
current_global_transform = new_global_transform;
NavigationServer3D::get_singleton()->region_set_transform(region, current_global_transform);
#ifdef DEBUG_ENABLED
if (debug_instance.is_valid()) {
RS::get_singleton()->instance_set_transform(debug_instance, current_global_transform);
}
#endif // DEBUG_ENABLED
}
}
} break;
case NOTIFICATION_EXIT_TREE: {
NavigationServer3D::get_singleton()->region_set_map(region, RID());
#ifdef DEBUG_ENABLED
if (debug_instance.is_valid()) {
RS::get_singleton()->instance_set_visible(debug_instance, false);
}
if (debug_edge_connections_instance.is_valid()) {
RS::get_singleton()->instance_set_visible(debug_edge_connections_instance, false);
}
#endif // DEBUG_ENABLED
} break;
}
}
void NavigationRegion3D::set_navigation_mesh(const Ref<NavigationMesh> &p_navigation_mesh) {
if (p_navigation_mesh == navigation_mesh) {
return;
}
if (navigation_mesh.is_valid()) {
navigation_mesh->disconnect(CoreStringNames::get_singleton()->changed, callable_mp(this, &NavigationRegion3D::_navigation_mesh_changed));
}
navigation_mesh = p_navigation_mesh;
if (navigation_mesh.is_valid()) {
navigation_mesh->connect(CoreStringNames::get_singleton()->changed, callable_mp(this, &NavigationRegion3D::_navigation_mesh_changed));
}
NavigationServer3D::get_singleton()->region_set_navigation_mesh(region, p_navigation_mesh);
#ifdef DEBUG_ENABLED
if (is_inside_tree() && NavigationServer3D::get_singleton()->get_debug_navigation_enabled()) {
if (navigation_mesh.is_valid()) {
_update_debug_mesh();
_update_debug_edge_connections_mesh();
} else {
if (debug_instance.is_valid()) {
RS::get_singleton()->instance_set_visible(debug_instance, false);
}
if (debug_edge_connections_instance.is_valid()) {
RS::get_singleton()->instance_set_visible(debug_edge_connections_instance, false);
}
}
}
#endif // DEBUG_ENABLED
emit_signal(SNAME("navigation_mesh_changed"));
update_gizmos();
update_configuration_warnings();
}
Ref<NavigationMesh> NavigationRegion3D::get_navigation_mesh() const {
return navigation_mesh;
}
struct BakeThreadsArgs {
NavigationRegion3D *nav_region = nullptr;
};
void _bake_navigation_mesh(void *p_user_data) {
BakeThreadsArgs *args = static_cast<BakeThreadsArgs *>(p_user_data);
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if (args->nav_region->get_navigation_mesh().is_valid()) {
Ref<NavigationMesh> nav_mesh = args->nav_region->get_navigation_mesh()->duplicate();
NavigationServer3D::get_singleton()->region_bake_navigation_mesh(nav_mesh, args->nav_region);
args->nav_region->call_deferred(SNAME("_bake_finished"), nav_mesh);
memdelete(args);
} else {
ERR_PRINT("Can't bake the navigation mesh if the `NavigationMesh` resource doesn't exist");
args->nav_region->call_deferred(SNAME("_bake_finished"), Ref<NavigationMesh>());
memdelete(args);
}
}
void NavigationRegion3D::bake_navigation_mesh(bool p_on_thread) {
ERR_FAIL_COND_MSG(bake_thread.is_started(), "Unable to start another bake request. The navigation mesh bake thread is already baking a navigation mesh.");
BakeThreadsArgs *args = memnew(BakeThreadsArgs);
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args->nav_region = this;
if (p_on_thread) {
bake_thread.start(_bake_navigation_mesh, args);
} else {
_bake_navigation_mesh(args);
}
}
void NavigationRegion3D::_bake_finished(Ref<NavigationMesh> p_nav_mesh) {
set_navigation_mesh(p_nav_mesh);
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if (bake_thread.is_started()) {
bake_thread.wait_to_finish();
}
emit_signal(SNAME("bake_finished"));
}
PackedStringArray NavigationRegion3D::get_configuration_warnings() const {
PackedStringArray warnings = Node::get_configuration_warnings();
if (is_visible_in_tree() && is_inside_tree()) {
if (!navigation_mesh.is_valid()) {
warnings.push_back(RTR("A NavigationMesh resource must be set or created for this node to work."));
}
}
return warnings;
}
void NavigationRegion3D::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_navigation_mesh", "navigation_mesh"), &NavigationRegion3D::set_navigation_mesh);
ClassDB::bind_method(D_METHOD("get_navigation_mesh"), &NavigationRegion3D::get_navigation_mesh);
ClassDB::bind_method(D_METHOD("set_enabled", "enabled"), &NavigationRegion3D::set_enabled);
ClassDB::bind_method(D_METHOD("is_enabled"), &NavigationRegion3D::is_enabled);
ClassDB::bind_method(D_METHOD("set_use_edge_connections", "enabled"), &NavigationRegion3D::set_use_edge_connections);
ClassDB::bind_method(D_METHOD("get_use_edge_connections"), &NavigationRegion3D::get_use_edge_connections);
ClassDB::bind_method(D_METHOD("set_navigation_layers", "navigation_layers"), &NavigationRegion3D::set_navigation_layers);
ClassDB::bind_method(D_METHOD("get_navigation_layers"), &NavigationRegion3D::get_navigation_layers);
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ClassDB::bind_method(D_METHOD("set_navigation_layer_value", "layer_number", "value"), &NavigationRegion3D::set_navigation_layer_value);
ClassDB::bind_method(D_METHOD("get_navigation_layer_value", "layer_number"), &NavigationRegion3D::get_navigation_layer_value);
ClassDB::bind_method(D_METHOD("get_region_rid"), &NavigationRegion3D::get_region_rid);
ClassDB::bind_method(D_METHOD("set_enter_cost", "enter_cost"), &NavigationRegion3D::set_enter_cost);
ClassDB::bind_method(D_METHOD("get_enter_cost"), &NavigationRegion3D::get_enter_cost);
ClassDB::bind_method(D_METHOD("set_travel_cost", "travel_cost"), &NavigationRegion3D::set_travel_cost);
ClassDB::bind_method(D_METHOD("get_travel_cost"), &NavigationRegion3D::get_travel_cost);
ClassDB::bind_method(D_METHOD("bake_navigation_mesh", "on_thread"), &NavigationRegion3D::bake_navigation_mesh, DEFVAL(true));
ClassDB::bind_method(D_METHOD("_bake_finished", "navigation_mesh"), &NavigationRegion3D::_bake_finished);
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "navigation_mesh", PROPERTY_HINT_RESOURCE_TYPE, "NavigationMesh"), "set_navigation_mesh", "get_navigation_mesh");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "enabled"), "set_enabled", "is_enabled");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "use_edge_connections"), "set_use_edge_connections", "get_use_edge_connections");
ADD_PROPERTY(PropertyInfo(Variant::INT, "navigation_layers", PROPERTY_HINT_LAYERS_3D_NAVIGATION), "set_navigation_layers", "get_navigation_layers");
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "enter_cost"), "set_enter_cost", "get_enter_cost");
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "travel_cost"), "set_travel_cost", "get_travel_cost");
ADD_SIGNAL(MethodInfo("navigation_mesh_changed"));
ADD_SIGNAL(MethodInfo("bake_finished"));
}
#ifndef DISABLE_DEPRECATED
// Compatibility with earlier 4.0 betas.
bool NavigationRegion3D::_set(const StringName &p_name, const Variant &p_value) {
if (p_name == "navmesh") {
set_navigation_mesh(p_value);
return true;
}
return false;
}
bool NavigationRegion3D::_get(const StringName &p_name, Variant &r_ret) const {
if (p_name == "navmesh") {
r_ret = get_navigation_mesh();
return true;
}
return false;
}
#endif // DISABLE_DEPRECATED
void NavigationRegion3D::_navigation_mesh_changed() {
update_gizmos();
update_configuration_warnings();
#ifdef DEBUG_ENABLED
_update_debug_edge_connections_mesh();
#endif // DEBUG_ENABLED
}
#ifdef DEBUG_ENABLED
void NavigationRegion3D::_navigation_map_changed(RID p_map) {
if (is_inside_tree() && p_map == get_world_3d()->get_navigation_map()) {
_update_debug_edge_connections_mesh();
}
}
#endif // DEBUG_ENABLED
NavigationRegion3D::NavigationRegion3D() {
set_notify_transform(true);
region = NavigationServer3D::get_singleton()->region_create();
NavigationServer3D::get_singleton()->region_set_owner_id(region, get_instance_id());
NavigationServer3D::get_singleton()->region_set_enter_cost(region, get_enter_cost());
NavigationServer3D::get_singleton()->region_set_travel_cost(region, get_travel_cost());
#ifdef DEBUG_ENABLED
NavigationServer3D::get_singleton()->connect(SNAME("map_changed"), callable_mp(this, &NavigationRegion3D::_navigation_map_changed));
NavigationServer3D::get_singleton()->connect(SNAME("navigation_debug_changed"), callable_mp(this, &NavigationRegion3D::_update_debug_mesh));
NavigationServer3D::get_singleton()->connect(SNAME("navigation_debug_changed"), callable_mp(this, &NavigationRegion3D::_update_debug_edge_connections_mesh));
#endif // DEBUG_ENABLED
}
NavigationRegion3D::~NavigationRegion3D() {
if (bake_thread.is_started()) {
bake_thread.wait_to_finish();
}
if (navigation_mesh.is_valid()) {
navigation_mesh->disconnect(CoreStringNames::get_singleton()->changed, callable_mp(this, &NavigationRegion3D::_navigation_mesh_changed));
}
ERR_FAIL_NULL(NavigationServer3D::get_singleton());
NavigationServer3D::get_singleton()->free(region);
#ifdef DEBUG_ENABLED
NavigationServer3D::get_singleton()->disconnect(SNAME("map_changed"), callable_mp(this, &NavigationRegion3D::_navigation_map_changed));
NavigationServer3D::get_singleton()->disconnect(SNAME("navigation_debug_changed"), callable_mp(this, &NavigationRegion3D::_update_debug_mesh));
NavigationServer3D::get_singleton()->disconnect(SNAME("navigation_debug_changed"), callable_mp(this, &NavigationRegion3D::_update_debug_edge_connections_mesh));
ERR_FAIL_NULL(RenderingServer::get_singleton());
if (debug_instance.is_valid()) {
RenderingServer::get_singleton()->free(debug_instance);
}
if (debug_mesh.is_valid()) {
RenderingServer::get_singleton()->free(debug_mesh->get_rid());
}
if (debug_edge_connections_instance.is_valid()) {
RenderingServer::get_singleton()->free(debug_edge_connections_instance);
}
if (debug_edge_connections_mesh.is_valid()) {
RenderingServer::get_singleton()->free(debug_edge_connections_mesh->get_rid());
}
#endif // DEBUG_ENABLED
}
#ifdef DEBUG_ENABLED
void NavigationRegion3D::_update_debug_mesh() {
if (Engine::get_singleton()->is_editor_hint()) {
// don't update inside Editor as node 3d gizmo takes care of this
// as collisions and selections for Editor Viewport need to be updated
return;
}
if (!NavigationServer3D::get_singleton()->get_debug_navigation_enabled()) {
if (debug_instance.is_valid()) {
RS::get_singleton()->instance_set_visible(debug_instance, false);
}
return;
}
if (!navigation_mesh.is_valid()) {
if (debug_instance.is_valid()) {
RS::get_singleton()->instance_set_visible(debug_instance, false);
}
return;
}
if (!debug_instance.is_valid()) {
debug_instance = RenderingServer::get_singleton()->instance_create();
}
if (!debug_mesh.is_valid()) {
debug_mesh = Ref<ArrayMesh>(memnew(ArrayMesh));
}
debug_mesh->clear_surfaces();
Vector<Vector3> vertices = navigation_mesh->get_vertices();
if (vertices.size() == 0) {
return;
}
int polygon_count = navigation_mesh->get_polygon_count();
if (polygon_count == 0) {
return;
}
bool enabled_geometry_face_random_color = NavigationServer3D::get_singleton()->get_debug_navigation_enable_geometry_face_random_color();
bool enabled_edge_lines = NavigationServer3D::get_singleton()->get_debug_navigation_enable_edge_lines();
int vertex_count = 0;
int line_count = 0;
for (int i = 0; i < polygon_count; i++) {
const Vector<int> &polygon = navigation_mesh->get_polygon(i);
int polygon_size = polygon.size();
if (polygon_size < 3) {
continue;
}
line_count += polygon_size * 2;
vertex_count += (polygon_size - 2) * 3;
}
Vector<Vector3> face_vertex_array;
face_vertex_array.resize(vertex_count);
Vector<Color> face_color_array;
if (enabled_geometry_face_random_color) {
face_color_array.resize(vertex_count);
}
Vector<Vector3> line_vertex_array;
if (enabled_edge_lines) {
line_vertex_array.resize(line_count);
}
Color debug_navigation_geometry_face_color = NavigationServer3D::get_singleton()->get_debug_navigation_geometry_face_color();
RandomPCG rand;
Color polygon_color = debug_navigation_geometry_face_color;
int face_vertex_index = 0;
int line_vertex_index = 0;
Vector3 *face_vertex_array_ptrw = face_vertex_array.ptrw();
Color *face_color_array_ptrw = face_color_array.ptrw();
Vector3 *line_vertex_array_ptrw = line_vertex_array.ptrw();
for (int polygon_index = 0; polygon_index < polygon_count; polygon_index++) {
const Vector<int> &polygon_indices = navigation_mesh->get_polygon(polygon_index);
int polygon_indices_size = polygon_indices.size();
if (polygon_indices_size < 3) {
continue;
}
if (enabled_geometry_face_random_color) {
// Generate the polygon color, slightly randomly modified from the settings one.
polygon_color.set_hsv(debug_navigation_geometry_face_color.get_h() + rand.random(-1.0, 1.0) * 0.1, debug_navigation_geometry_face_color.get_s(), debug_navigation_geometry_face_color.get_v() + rand.random(-1.0, 1.0) * 0.2);
polygon_color.a = debug_navigation_geometry_face_color.a;
}
for (int polygon_indices_index = 0; polygon_indices_index < polygon_indices_size - 2; polygon_indices_index++) {
face_vertex_array_ptrw[face_vertex_index] = vertices[polygon_indices[0]];
face_vertex_array_ptrw[face_vertex_index + 1] = vertices[polygon_indices[polygon_indices_index + 1]];
face_vertex_array_ptrw[face_vertex_index + 2] = vertices[polygon_indices[polygon_indices_index + 2]];
if (enabled_geometry_face_random_color) {
face_color_array_ptrw[face_vertex_index] = polygon_color;
face_color_array_ptrw[face_vertex_index + 1] = polygon_color;
face_color_array_ptrw[face_vertex_index + 2] = polygon_color;
}
face_vertex_index += 3;
}
if (enabled_edge_lines) {
for (int polygon_indices_index = 0; polygon_indices_index < polygon_indices_size; polygon_indices_index++) {
line_vertex_array_ptrw[line_vertex_index] = vertices[polygon_indices[polygon_indices_index]];
line_vertex_index += 1;
if (polygon_indices_index + 1 == polygon_indices_size) {
line_vertex_array_ptrw[line_vertex_index] = vertices[polygon_indices[0]];
line_vertex_index += 1;
} else {
line_vertex_array_ptrw[line_vertex_index] = vertices[polygon_indices[polygon_indices_index + 1]];
line_vertex_index += 1;
}
}
}
}
Ref<StandardMaterial3D> face_material = NavigationServer3D::get_singleton()->get_debug_navigation_geometry_face_material();
Array face_mesh_array;
face_mesh_array.resize(Mesh::ARRAY_MAX);
face_mesh_array[Mesh::ARRAY_VERTEX] = face_vertex_array;
if (enabled_geometry_face_random_color) {
face_mesh_array[Mesh::ARRAY_COLOR] = face_color_array;
}
debug_mesh->add_surface_from_arrays(Mesh::PRIMITIVE_TRIANGLES, face_mesh_array);
debug_mesh->surface_set_material(0, face_material);
if (enabled_edge_lines) {
Ref<StandardMaterial3D> line_material = NavigationServer3D::get_singleton()->get_debug_navigation_geometry_edge_material();
Array line_mesh_array;
line_mesh_array.resize(Mesh::ARRAY_MAX);
line_mesh_array[Mesh::ARRAY_VERTEX] = line_vertex_array;
debug_mesh->add_surface_from_arrays(Mesh::PRIMITIVE_LINES, line_mesh_array);
debug_mesh->surface_set_material(1, line_material);
}
RS::get_singleton()->instance_set_base(debug_instance, debug_mesh->get_rid());
if (is_inside_tree()) {
RS::get_singleton()->instance_set_scenario(debug_instance, get_world_3d()->get_scenario());
RS::get_singleton()->instance_set_transform(debug_instance, current_global_transform);
RS::get_singleton()->instance_set_visible(debug_instance, is_visible_in_tree());
}
if (!is_enabled()) {
if (debug_mesh.is_valid()) {
if (debug_mesh->get_surface_count() > 0) {
RS::get_singleton()->instance_set_surface_override_material(debug_instance, 0, NavigationServer3D::get_singleton()->get_debug_navigation_geometry_face_disabled_material()->get_rid());
}
if (debug_mesh->get_surface_count() > 1) {
RS::get_singleton()->instance_set_surface_override_material(debug_instance, 1, NavigationServer3D::get_singleton()->get_debug_navigation_geometry_edge_disabled_material()->get_rid());
}
}
} else {
if (debug_mesh.is_valid()) {
if (debug_mesh->get_surface_count() > 0) {
RS::get_singleton()->instance_set_surface_override_material(debug_instance, 0, RID());
}
if (debug_mesh->get_surface_count() > 1) {
RS::get_singleton()->instance_set_surface_override_material(debug_instance, 1, RID());
}
}
}
}
#endif // DEBUG_ENABLED
#ifdef DEBUG_ENABLED
void NavigationRegion3D::_update_debug_edge_connections_mesh() {
if (!NavigationServer3D::get_singleton()->get_debug_navigation_enabled()) {
if (debug_edge_connections_instance.is_valid()) {
RS::get_singleton()->instance_set_visible(debug_edge_connections_instance, false);
}
return;
}
if (!is_inside_tree()) {
return;
}
if (!use_edge_connections || !NavigationServer3D::get_singleton()->map_get_use_edge_connections(get_world_3d()->get_navigation_map())) {
if (debug_edge_connections_instance.is_valid()) {
RS::get_singleton()->instance_set_visible(debug_edge_connections_instance, false);
}
return;
}
if (!navigation_mesh.is_valid()) {
if (debug_edge_connections_instance.is_valid()) {
RS::get_singleton()->instance_set_visible(debug_edge_connections_instance, false);
}
return;
}
if (!debug_edge_connections_instance.is_valid()) {
debug_edge_connections_instance = RenderingServer::get_singleton()->instance_create();
}
if (!debug_edge_connections_mesh.is_valid()) {
debug_edge_connections_mesh = Ref<ArrayMesh>(memnew(ArrayMesh));
}
debug_edge_connections_mesh->clear_surfaces();
float edge_connection_margin = NavigationServer3D::get_singleton()->map_get_edge_connection_margin(get_world_3d()->get_navigation_map());
float half_edge_connection_margin = edge_connection_margin * 0.5;
int connections_count = NavigationServer3D::get_singleton()->region_get_connections_count(region);
if (connections_count == 0) {
RS::get_singleton()->instance_set_visible(debug_edge_connections_instance, false);
return;
}
Vector<Vector3> vertex_array;
vertex_array.resize(connections_count * 6);
for (int i = 0; i < connections_count; i++) {
Vector3 connection_pathway_start = NavigationServer3D::get_singleton()->region_get_connection_pathway_start(region, i);
Vector3 connection_pathway_end = NavigationServer3D::get_singleton()->region_get_connection_pathway_end(region, i);
Vector3 direction_start_end = connection_pathway_start.direction_to(connection_pathway_end);
Vector3 direction_end_start = connection_pathway_end.direction_to(connection_pathway_start);
Vector3 start_right_dir = direction_start_end.cross(Vector3(0, 1, 0));
Vector3 start_left_dir = -start_right_dir;
Vector3 end_right_dir = direction_end_start.cross(Vector3(0, 1, 0));
Vector3 end_left_dir = -end_right_dir;
Vector3 left_start_pos = connection_pathway_start + (start_left_dir * half_edge_connection_margin);
Vector3 right_start_pos = connection_pathway_start + (start_right_dir * half_edge_connection_margin);
Vector3 left_end_pos = connection_pathway_end + (end_right_dir * half_edge_connection_margin);
Vector3 right_end_pos = connection_pathway_end + (end_left_dir * half_edge_connection_margin);
vertex_array.push_back(right_end_pos);
vertex_array.push_back(left_start_pos);
vertex_array.push_back(right_start_pos);
vertex_array.push_back(left_end_pos);
vertex_array.push_back(right_end_pos);
vertex_array.push_back(right_start_pos);
}
if (vertex_array.size() == 0) {
return;
}
Ref<StandardMaterial3D> edge_connections_material = NavigationServer3D::get_singleton()->get_debug_navigation_edge_connections_material();
Array mesh_array;
mesh_array.resize(Mesh::ARRAY_MAX);
mesh_array[Mesh::ARRAY_VERTEX] = vertex_array;
debug_edge_connections_mesh->add_surface_from_arrays(Mesh::PRIMITIVE_TRIANGLES, mesh_array);
debug_edge_connections_mesh->surface_set_material(0, edge_connections_material);
RS::get_singleton()->instance_set_base(debug_edge_connections_instance, debug_edge_connections_mesh->get_rid());
RS::get_singleton()->instance_set_visible(debug_edge_connections_instance, is_visible_in_tree());
if (is_inside_tree()) {
RS::get_singleton()->instance_set_scenario(debug_edge_connections_instance, get_world_3d()->get_scenario());
}
bool enable_edge_connections = NavigationServer3D::get_singleton()->get_debug_navigation_enable_edge_connections();
if (!enable_edge_connections) {
RS::get_singleton()->instance_set_visible(debug_edge_connections_instance, false);
}
}
#endif // DEBUG_ENABLED