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Diffstat (limited to 'scene/3d/visibility_notifier_3d.cpp')
-rw-r--r--scene/3d/visibility_notifier_3d.cpp274
1 files changed, 274 insertions, 0 deletions
diff --git a/scene/3d/visibility_notifier_3d.cpp b/scene/3d/visibility_notifier_3d.cpp
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+++ b/scene/3d/visibility_notifier_3d.cpp
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+/*************************************************************************/
+/* visibility_notifier_3d.cpp */
+/*************************************************************************/
+/* This file is part of: */
+/* GODOT ENGINE */
+/* https://godotengine.org */
+/*************************************************************************/
+/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */
+/* Copyright (c) 2014-2020 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 "visibility_notifier_3d.h"
+
+#include "core/engine.h"
+#include "scene/3d/camera_3d.h"
+#include "scene/3d/physics_body_3d.h"
+#include "scene/animation/animation_player.h"
+#include "scene/scene_string_names.h"
+
+void VisibilityNotifier3D::_enter_camera(Camera3D *p_camera) {
+
+ ERR_FAIL_COND(cameras.has(p_camera));
+ cameras.insert(p_camera);
+ if (cameras.size() == 1) {
+ emit_signal(SceneStringNames::get_singleton()->screen_entered);
+ _screen_enter();
+ }
+
+ emit_signal(SceneStringNames::get_singleton()->camera_entered, p_camera);
+}
+
+void VisibilityNotifier3D::_exit_camera(Camera3D *p_camera) {
+
+ ERR_FAIL_COND(!cameras.has(p_camera));
+ cameras.erase(p_camera);
+
+ emit_signal(SceneStringNames::get_singleton()->camera_exited, p_camera);
+ if (cameras.size() == 0) {
+ emit_signal(SceneStringNames::get_singleton()->screen_exited);
+
+ _screen_exit();
+ }
+}
+
+void VisibilityNotifier3D::set_aabb(const AABB &p_aabb) {
+
+ if (aabb == p_aabb)
+ return;
+ aabb = p_aabb;
+
+ if (is_inside_world()) {
+ get_world()->_update_notifier(this, get_global_transform().xform(aabb));
+ }
+
+ _change_notify("aabb");
+ update_gizmo();
+}
+
+AABB VisibilityNotifier3D::get_aabb() const {
+
+ return aabb;
+}
+
+void VisibilityNotifier3D::_notification(int p_what) {
+
+ switch (p_what) {
+ case NOTIFICATION_ENTER_WORLD: {
+
+ get_world()->_register_notifier(this, get_global_transform().xform(aabb));
+ } break;
+ case NOTIFICATION_TRANSFORM_CHANGED: {
+
+ get_world()->_update_notifier(this, get_global_transform().xform(aabb));
+ } break;
+ case NOTIFICATION_EXIT_WORLD: {
+
+ get_world()->_remove_notifier(this);
+ } break;
+ }
+}
+
+bool VisibilityNotifier3D::is_on_screen() const {
+
+ return cameras.size() != 0;
+}
+
+void VisibilityNotifier3D::_bind_methods() {
+
+ ClassDB::bind_method(D_METHOD("set_aabb", "rect"), &VisibilityNotifier3D::set_aabb);
+ ClassDB::bind_method(D_METHOD("get_aabb"), &VisibilityNotifier3D::get_aabb);
+ ClassDB::bind_method(D_METHOD("is_on_screen"), &VisibilityNotifier3D::is_on_screen);
+
+ ADD_PROPERTY(PropertyInfo(Variant::AABB, "aabb"), "set_aabb", "get_aabb");
+
+ ADD_SIGNAL(MethodInfo("camera_entered", PropertyInfo(Variant::OBJECT, "camera", PROPERTY_HINT_RESOURCE_TYPE, "Camera3D")));
+ ADD_SIGNAL(MethodInfo("camera_exited", PropertyInfo(Variant::OBJECT, "camera", PROPERTY_HINT_RESOURCE_TYPE, "Camera3D")));
+ ADD_SIGNAL(MethodInfo("screen_entered"));
+ ADD_SIGNAL(MethodInfo("screen_exited"));
+}
+
+VisibilityNotifier3D::VisibilityNotifier3D() {
+
+ aabb = AABB(Vector3(-1, -1, -1), Vector3(2, 2, 2));
+ set_notify_transform(true);
+}
+
+//////////////////////////////////////
+
+void VisibilityEnabler3D::_screen_enter() {
+
+ for (Map<Node *, Variant>::Element *E = nodes.front(); E; E = E->next()) {
+
+ _change_node_state(E->key(), true);
+ }
+
+ visible = true;
+}
+
+void VisibilityEnabler3D::_screen_exit() {
+
+ for (Map<Node *, Variant>::Element *E = nodes.front(); E; E = E->next()) {
+
+ _change_node_state(E->key(), false);
+ }
+
+ visible = false;
+}
+
+void VisibilityEnabler3D::_find_nodes(Node *p_node) {
+
+ bool add = false;
+ Variant meta;
+
+ {
+ RigidBody3D *rb = Object::cast_to<RigidBody3D>(p_node);
+ if (rb && ((rb->get_mode() == RigidBody3D::MODE_CHARACTER || rb->get_mode() == RigidBody3D::MODE_RIGID))) {
+
+ add = true;
+ meta = rb->get_mode();
+ }
+ }
+
+ {
+ AnimationPlayer *ap = Object::cast_to<AnimationPlayer>(p_node);
+ if (ap) {
+ add = true;
+ }
+ }
+
+ if (add) {
+
+ p_node->connect(SceneStringNames::get_singleton()->tree_exiting, callable_mp(this, &VisibilityEnabler3D::_node_removed), varray(p_node), CONNECT_ONESHOT);
+ nodes[p_node] = meta;
+ _change_node_state(p_node, false);
+ }
+
+ for (int i = 0; i < p_node->get_child_count(); i++) {
+ Node *c = p_node->get_child(i);
+ if (c->get_filename() != String())
+ continue; //skip, instance
+
+ _find_nodes(c);
+ }
+}
+
+void VisibilityEnabler3D::_notification(int p_what) {
+
+ if (p_what == NOTIFICATION_ENTER_TREE) {
+
+ if (Engine::get_singleton()->is_editor_hint())
+ return;
+
+ Node *from = this;
+ //find where current scene starts
+ while (from->get_parent() && from->get_filename() == String())
+ from = from->get_parent();
+
+ _find_nodes(from);
+ }
+
+ if (p_what == NOTIFICATION_EXIT_TREE) {
+
+ if (Engine::get_singleton()->is_editor_hint())
+ return;
+
+ for (Map<Node *, Variant>::Element *E = nodes.front(); E; E = E->next()) {
+
+ if (!visible)
+ _change_node_state(E->key(), true);
+ E->key()->disconnect(SceneStringNames::get_singleton()->tree_exiting, callable_mp(this, &VisibilityEnabler3D::_node_removed));
+ }
+
+ nodes.clear();
+ }
+}
+
+void VisibilityEnabler3D::_change_node_state(Node *p_node, bool p_enabled) {
+
+ ERR_FAIL_COND(!nodes.has(p_node));
+
+ if (enabler[ENABLER_FREEZE_BODIES]) {
+ RigidBody3D *rb = Object::cast_to<RigidBody3D>(p_node);
+ if (rb)
+
+ rb->set_sleeping(!p_enabled);
+ }
+
+ if (enabler[ENABLER_PAUSE_ANIMATIONS]) {
+ AnimationPlayer *ap = Object::cast_to<AnimationPlayer>(p_node);
+
+ if (ap) {
+
+ ap->set_active(p_enabled);
+ }
+ }
+}
+
+void VisibilityEnabler3D::_node_removed(Node *p_node) {
+
+ if (!visible)
+ _change_node_state(p_node, true);
+ nodes.erase(p_node);
+}
+
+void VisibilityEnabler3D::_bind_methods() {
+
+ ClassDB::bind_method(D_METHOD("set_enabler", "enabler", "enabled"), &VisibilityEnabler3D::set_enabler);
+ ClassDB::bind_method(D_METHOD("is_enabler_enabled", "enabler"), &VisibilityEnabler3D::is_enabler_enabled);
+
+ ADD_PROPERTYI(PropertyInfo(Variant::BOOL, "pause_animations"), "set_enabler", "is_enabler_enabled", ENABLER_PAUSE_ANIMATIONS);
+ ADD_PROPERTYI(PropertyInfo(Variant::BOOL, "freeze_bodies"), "set_enabler", "is_enabler_enabled", ENABLER_FREEZE_BODIES);
+
+ BIND_ENUM_CONSTANT(ENABLER_PAUSE_ANIMATIONS);
+ BIND_ENUM_CONSTANT(ENABLER_FREEZE_BODIES);
+ BIND_ENUM_CONSTANT(ENABLER_MAX);
+}
+
+void VisibilityEnabler3D::set_enabler(Enabler p_enabler, bool p_enable) {
+
+ ERR_FAIL_INDEX(p_enabler, ENABLER_MAX);
+ enabler[p_enabler] = p_enable;
+}
+bool VisibilityEnabler3D::is_enabler_enabled(Enabler p_enabler) const {
+
+ ERR_FAIL_INDEX_V(p_enabler, ENABLER_MAX, false);
+ return enabler[p_enabler];
+}
+
+VisibilityEnabler3D::VisibilityEnabler3D() {
+
+ for (int i = 0; i < ENABLER_MAX; i++)
+ enabler[i] = true;
+
+ visible = false;
+}
generated by cgit v1.2.3 (git 2.25.1) at 2025-01-31 06:47:36 +0000