mirror of
https://github.com/godotengine/godot.git
synced 2024-11-11 06:33:10 +00:00
228 lines
8.3 KiB
C++
228 lines
8.3 KiB
C++
/*************************************************************************/
|
|
/* navigation_region_3d.cpp */
|
|
/*************************************************************************/
|
|
/* This file is part of: */
|
|
/* GODOT ENGINE */
|
|
/* https://godotengine.org */
|
|
/*************************************************************************/
|
|
/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
|
|
/* Copyright (c) 2014-2021 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. */
|
|
/*************************************************************************/
|
|
|
|
#include "navigation_region_3d.h"
|
|
|
|
#include "mesh_instance_3d.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());
|
|
}
|
|
|
|
if (debug_view) {
|
|
MeshInstance3D *dm = Object::cast_to<MeshInstance3D>(debug_view);
|
|
if (is_enabled()) {
|
|
dm->set_material_override(get_tree()->get_debug_navigation_material());
|
|
} else {
|
|
dm->set_material_override(get_tree()->get_debug_navigation_disabled_material());
|
|
}
|
|
}
|
|
|
|
update_gizmos();
|
|
}
|
|
|
|
bool NavigationRegion3D::is_enabled() const {
|
|
return enabled;
|
|
}
|
|
|
|
void NavigationRegion3D::set_layers(uint32_t p_layers) {
|
|
NavigationServer3D::get_singleton()->region_set_layers(region, p_layers);
|
|
}
|
|
|
|
uint32_t NavigationRegion3D::get_layers() const {
|
|
return NavigationServer3D::get_singleton()->region_get_layers(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());
|
|
}
|
|
|
|
if (navmesh.is_valid() && get_tree()->is_debugging_navigation_hint()) {
|
|
MeshInstance3D *dm = memnew(MeshInstance3D);
|
|
dm->set_mesh(navmesh->get_debug_mesh());
|
|
if (is_enabled()) {
|
|
dm->set_material_override(get_tree()->get_debug_navigation_material());
|
|
} else {
|
|
dm->set_material_override(get_tree()->get_debug_navigation_disabled_material());
|
|
}
|
|
add_child(dm);
|
|
debug_view = dm;
|
|
}
|
|
|
|
} break;
|
|
case NOTIFICATION_TRANSFORM_CHANGED: {
|
|
NavigationServer3D::get_singleton()->region_set_transform(region, get_global_transform());
|
|
|
|
} break;
|
|
case NOTIFICATION_EXIT_TREE: {
|
|
NavigationServer3D::get_singleton()->region_set_map(region, RID());
|
|
|
|
if (debug_view) {
|
|
debug_view->queue_delete();
|
|
debug_view = nullptr;
|
|
}
|
|
} break;
|
|
}
|
|
}
|
|
|
|
void NavigationRegion3D::set_navigation_mesh(const Ref<NavigationMesh> &p_navmesh) {
|
|
if (p_navmesh == navmesh) {
|
|
return;
|
|
}
|
|
|
|
if (navmesh.is_valid()) {
|
|
navmesh->disconnect("changed", callable_mp(this, &NavigationRegion3D::_navigation_changed));
|
|
}
|
|
|
|
navmesh = p_navmesh;
|
|
|
|
if (navmesh.is_valid()) {
|
|
navmesh->connect("changed", callable_mp(this, &NavigationRegion3D::_navigation_changed));
|
|
}
|
|
|
|
NavigationServer3D::get_singleton()->region_set_navmesh(region, p_navmesh);
|
|
|
|
if (debug_view && navmesh.is_valid()) {
|
|
Object::cast_to<MeshInstance3D>(debug_view)->set_mesh(navmesh->get_debug_mesh());
|
|
}
|
|
|
|
emit_signal(SNAME("navigation_mesh_changed"));
|
|
|
|
update_gizmos();
|
|
update_configuration_warnings();
|
|
}
|
|
|
|
Ref<NavigationMesh> NavigationRegion3D::get_navigation_mesh() const {
|
|
return navmesh;
|
|
}
|
|
|
|
struct BakeThreadsArgs {
|
|
NavigationRegion3D *nav_region = nullptr;
|
|
};
|
|
|
|
void _bake_navigation_mesh(void *p_user_data) {
|
|
BakeThreadsArgs *args = static_cast<BakeThreadsArgs *>(p_user_data);
|
|
|
|
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_navmesh(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() {
|
|
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);
|
|
args->nav_region = this;
|
|
|
|
bake_thread.start(_bake_navigation_mesh, args);
|
|
}
|
|
|
|
void NavigationRegion3D::_bake_finished(Ref<NavigationMesh> p_nav_mesh) {
|
|
set_navigation_mesh(p_nav_mesh);
|
|
bake_thread.wait_to_finish();
|
|
emit_signal(SNAME("bake_finished"));
|
|
}
|
|
|
|
TypedArray<String> NavigationRegion3D::get_configuration_warnings() const {
|
|
TypedArray<String> warnings = Node::get_configuration_warnings();
|
|
|
|
if (is_visible_in_tree() && is_inside_tree()) {
|
|
if (!navmesh.is_valid()) {
|
|
warnings.push_back(TTR("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", "navmesh"), &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_layers", "layers"), &NavigationRegion3D::set_layers);
|
|
ClassDB::bind_method(D_METHOD("get_layers"), &NavigationRegion3D::get_layers);
|
|
|
|
ClassDB::bind_method(D_METHOD("bake_navigation_mesh"), &NavigationRegion3D::bake_navigation_mesh);
|
|
ClassDB::bind_method(D_METHOD("_bake_finished", "nav_mesh"), &NavigationRegion3D::_bake_finished);
|
|
|
|
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "navmesh", 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::INT, "layers", PROPERTY_HINT_LAYERS_3D_NAVIGATION), "set_layers", "get_layers");
|
|
|
|
ADD_SIGNAL(MethodInfo("navigation_mesh_changed"));
|
|
ADD_SIGNAL(MethodInfo("bake_finished"));
|
|
}
|
|
|
|
void NavigationRegion3D::_navigation_changed() {
|
|
update_gizmos();
|
|
update_configuration_warnings();
|
|
}
|
|
|
|
NavigationRegion3D::NavigationRegion3D() {
|
|
set_notify_transform(true);
|
|
region = NavigationServer3D::get_singleton()->region_create();
|
|
}
|
|
|
|
NavigationRegion3D::~NavigationRegion3D() {
|
|
if (navmesh.is_valid()) {
|
|
navmesh->disconnect("changed", callable_mp(this, &NavigationRegion3D::_navigation_changed));
|
|
}
|
|
NavigationServer3D::get_singleton()->free(region);
|
|
}
|