Open/Close Door

In this tutorial, we will learn the basics of using function exposing. We will rotate the door using the Timeline component. This tutorial focuses on three topics:

• Using ZD Actor Component.

• Using Blueprint Events.

• Using timeline function on blueprints.

Getting Started

• Click on ADD NEW and then BLUEPRINT CLASS

• Click Actor

• Select actor on Content Browser. Rename it as RotatingDoorExample.

• Click ADD COMPONENET and in the search bar find and select the ZDACTOR

• Click ADD COMPONENT in the search bar find and select the STATIC MESH

• Rename Static Mesh Component as Door Static Mesh. On the Details Tab(right side of screen) click Static Mesh tab and select SM_Door as static mesh.

• Click Event Graph.

• On the Event Graph, right-click into space and search for "Custom Event" and click Add Custom Event.

• Create two Custom Event. Rename these as Open Door Event and Close Door Event.

• Right click into space and search for “Timeline” and click to Add Timeline.

• Connect the events shown as below. After connect the pins, Double Click on Timeline_0.

• In the timeline click on Add Float Track.

• After click on button, rename it as Rotating Value.

• Right click on the space Add Key to CurveFloat.

• Set Time and Value to 0.

• Right Click onto space, and Click Add key to CurveFloat_1.

• Set Time to 2 and Value to 90.

• Click On EventGraph and connect the nodes as shown in below.

• Click on ADD NEW and then select the FUNCTION

• Rename the function as OpenDoor. Right Click on space and search for Open Door Event.

• Connect the nodes shown as in below.

• Create another function. Rename as Close Door. Call Close Door Event.

• Click COMPILE and then SAVE. Close the blueprint.

• Move RotatingDoorExample into the level.

• Launch Reality Setup. Click Play on Reality Editor.

• Click RotatingDoorExample on Reality Setup graph. Click Open Door and Click Close Door. Investigate the level.