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diff --git a/doc/classes/VisibilityNotifier.xml b/doc/classes/VisibilityNotifier.xml
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+<?xml version="1.0" encoding="UTF-8" ?>
+<class name="VisibilityNotifier" inherits="Spatial" category="Core" version="3.0.alpha.custom_build">
+	<brief_description>
+		Detect when the node is visible on screen.
+	</brief_description>
+	<description>
+		The VisibilityNotifier is used to notify when its bounding box enters the screen, is visible on the screen, or when it exits the screen.
+	</description>
+	<tutorials>
+	</tutorials>
+	<demos>
+	</demos>
+	<methods>
+		<method name="get_aabb" qualifiers="const">
+			<return type="Rect3">
+			</return>
+			<description>
+				Return the visibility bounding box of the VisibilityNotifier.
+			</description>
+		</method>
+		<method name="is_on_screen" qualifiers="const">
+			<return type="bool">
+			</return>
+			<description>
+				Return true if any part of the bounding box is on the screen.
+			</description>
+		</method>
+		<method name="set_aabb">
+			<return type="void">
+			</return>
+			<argument index="0" name="rect" type="Rect3">
+			</argument>
+			<description>
+				Set the visibility bounding box of the VisibilityNotifier.
+			</description>
+		</method>
+	</methods>
+	<members>
+		<member name="aabb" type="Rect3" setter="set_aabb" getter="get_aabb">
+		</member>
+	</members>
+	<signals>
+		<signal name="camera_entered">
+			<argument index="0" name="camera" type="Object">
+			</argument>
+			<description>
+				Emitted when the VisibilityNotifier enters a [Camera]'s view.
+			</description>
+		</signal>
+		<signal name="camera_exited">
+			<argument index="0" name="camera" type="Object">
+			</argument>
+			<description>
+				Emitted when the VisibilityNotifier exits a [Camera]'s view.
+			</description>
+		</signal>
+		<signal name="screen_entered">
+			<description>
+				Emitted when the VisibilityNotifier enters the screen.
+			</description>
+		</signal>
+		<signal name="screen_exited">
+			<description>
+				Emitted when the VisibilityNotifier exits the screen.
+			</description>
+		</signal>
+	</signals>
+	<constants>
+	</constants>
+</class>