pandemonium_engine/scene/main/world.cpp

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#include "world.h"
#include "core/core_string_names.h"
#include "scene/3d/spatial.h"
#include "scene/3d/world_environment_3d.h"
#include "scene/resources/world_2d.h"
#include "scene/resources/world_3d.h"
void World::set_use_own_world_3d(bool p_use_own_world_3d) {
if (p_use_own_world_3d == own_world_3d.is_valid()) {
return;
}
if (is_inside_tree()) {
_propagate_exit_world(this);
}
if (p_use_own_world_3d) {
if (world_3d.is_valid()) {
own_world_3d = world_3d->duplicate();
world_3d->connect(CoreStringNames::get_singleton()->changed, this, "_own_world_3d_changed");
} else {
own_world_3d = Ref<World3D>(memnew(World3D));
}
} else {
own_world_3d = Ref<World3D>();
if (world_3d.is_valid()) {
world_3d->disconnect(CoreStringNames::get_singleton()->changed, this, "_own_world_3d_changed");
}
}
if (is_inside_tree()) {
_propagate_enter_world(this);
}
_on_set_use_own_world_3d(p_use_own_world_3d);
}
bool World::is_using_own_world_3d() const {
return own_world_3d.is_valid();
}
void World::set_world_2d(const Ref<World2D> &p_world_2d) {
if (world_2d == p_world_2d) {
return;
}
if (_parent_world && _parent_world->find_world_2d() == p_world_2d) {
WARN_PRINT("Unable to use parent world as world_2d");
return;
}
Ref<World2D> old_world;
if (is_inside_tree()) {
old_world = find_world_2d();
}
if (p_world_2d.is_valid()) {
world_2d = p_world_2d;
} else {
WARN_PRINT("Invalid world");
world_2d = Ref<World2D>(memnew(World2D));
}
_on_set_world_2d(old_world);
}
Ref<World2D> World::find_world_2d() const {
if (world_2d.is_valid()) {
return world_2d;
} else if (_parent_world) {
return _parent_world->find_world_2d();
} else {
return Ref<World2D>();
}
}
void World::set_world_3d(const Ref<World3D> &p_world_3d) {
if (world_3d == p_world_3d) {
return;
}
if (is_inside_tree()) {
_propagate_exit_world(this);
}
Ref<World3D> old_world = world_3d;
if (own_world_3d.is_valid() && world_3d.is_valid()) {
world_3d->disconnect(CoreStringNames::get_singleton()->changed, this, "_own_world_3d_changed");
}
world_3d = p_world_3d;
if (own_world_3d.is_valid()) {
if (world_3d.is_valid()) {
own_world_3d = world_3d->duplicate();
world_3d->connect(CoreStringNames::get_singleton()->changed, this, "_own_world_3d_changed");
} else {
own_world_3d = Ref<World3D>(memnew(World3D));
}
}
if (is_inside_tree()) {
_propagate_enter_world(this);
}
_on_set_world_3d(old_world);
}
Ref<World3D> World::get_world_3d() const {
return world_3d;
}
Ref<World2D> World::get_world_2d() const {
return world_2d;
}
Ref<World3D> World::find_world_3d() const {
if (own_world_3d.is_valid()) {
return own_world_3d;
} else if (world_3d.is_valid()) {
return world_3d;
} else if (_parent_world) {
return _parent_world->find_world_3d();
} else {
return Ref<World3D>();
}
}
void World::_propagate_enter_world(Node *p_node) {
if (p_node != this) {
if (!p_node->is_inside_tree()) { //may not have entered scene yet
return;
}
if (Object::cast_to<Spatial>(p_node) || Object::cast_to<WorldEnvironment3D>(p_node)) {
p_node->notification(Spatial::NOTIFICATION_ENTER_WORLD);
} else {
World *v = Object::cast_to<World>(p_node);
if (v) {
if (v->world_3d.is_valid() || v->own_world_3d.is_valid()) {
return;
}
}
}
}
for (int i = 0; i < p_node->get_child_count(); i++) {
_propagate_enter_world(p_node->get_child(i));
}
}
void World::_propagate_exit_world(Node *p_node) {
if (p_node != this) {
if (!p_node->is_inside_tree()) { //may have exited scene already
return;
}
if (Object::cast_to<Spatial>(p_node) || Object::cast_to<WorldEnvironment3D>(p_node)) {
p_node->notification(Spatial::NOTIFICATION_EXIT_WORLD);
} else {
World *v = Object::cast_to<World>(p_node);
if (v) {
if (v->world_3d.is_valid() || v->own_world_3d.is_valid()) {
return;
}
}
}
}
for (int i = 0; i < p_node->get_child_count(); i++) {
_propagate_exit_world(p_node->get_child(i));
}
}
void World::_own_world_3d_changed() {
ERR_FAIL_COND(world_3d.is_null());
ERR_FAIL_COND(own_world_3d.is_null());
if (is_inside_tree()) {
_propagate_exit_world(this);
}
own_world_3d = world_3d->duplicate();
if (is_inside_tree()) {
_propagate_enter_world(this);
}
}
void World::_on_set_use_own_world_3d(bool p_use_own_world_3d) {
}
void World::_on_set_world_3d(const Ref<World3D> &p_old_world) {
}
void World::_on_set_world_2d(const Ref<World2D> &p_old_world_2d) {
}
World::World() {
world_2d = Ref<World2D>(memnew(World2D));
}
World::~World() {
}
void World::_notification(int p_what) {
switch (p_what) {
case NOTIFICATION_ENTER_TREE: {
if (get_parent()) {
_parent_world = get_parent()->get_world();
} else {
_parent_world = nullptr;
}
} break;
}
}
void World::_bind_methods() {
ClassDB::bind_method(D_METHOD("get_world_2d"), &World::get_world_2d);
ClassDB::bind_method(D_METHOD("set_world_2d", "world_2d"), &World::set_world_2d);
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "world_2d", PROPERTY_HINT_RESOURCE_TYPE, "World2D", 0), "set_world_2d", "get_world_2d");
ClassDB::bind_method(D_METHOD("get_world_3d"), &World::get_world_3d);
ClassDB::bind_method(D_METHOD("set_world_3d", "world"), &World::set_world_3d);
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "world", PROPERTY_HINT_RESOURCE_TYPE, "World3D"), "set_world_3d", "get_world_3d");
ClassDB::bind_method(D_METHOD("set_use_own_world_3d", "enable"), &World::set_use_own_world_3d);
ClassDB::bind_method(D_METHOD("is_using_own_world_3d"), &World::is_using_own_world_3d);
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "own_world_3d"), "set_use_own_world_3d", "is_using_own_world_3d");
ClassDB::bind_method(D_METHOD("find_world_2d"), &World::find_world_2d);
ClassDB::bind_method(D_METHOD("find_world_3d"), &World::find_world_3d);
ClassDB::bind_method(D_METHOD("_own_world_3d_changed"), &World::_own_world_3d_changed);
}