UE4 unreal ndisplay plug-in easy to use three fold screen details

Support only 4.27 edition

NDisplay file https://docs.unrealengine.com/4.27/en-US/WorkingWithMedia/IntegratingMedia/nDisplay/Overview/

Switchboard file https://docs.unrealengine.com/4.27/en-US/WorkingWithMedia/CommunicatingWithMediaComponents/Switchboard/

1. Open any project , Open two plug-ins and restart

NDisplay： Multi fold screen plug-in

Switchboard： Tool for starting multi fold curtain

2. Activate NDisplay Function and restart

ProjectSetting->Plugins->nDisplay->Enable=true

3. establish nDisplayConfig file

4. Choose how to create （ Take creating a new one as an example ）

CopyExistingConfiguration Create from within the template

Be careful ： Template location Engine location \Templates\TP_nDisplayBP\Content\ExampleConfigs The following are official configuration templates

CreateNewConfig Create a new

5. Open the file and configure , This example is a three fold curtain

6. Create three NDisplayScreen Components , Named as Left Front Right Represents the front left and right three screens

Be careful ： When creating only NDisplayScreen after , Compilation will render Warning Warning , The problem is that the display panel is not bound , Don't worry

7. Will three NDisplayScreen The size is changed to 16:9 For example 384.0*216.0

Three NDisplayScreen Transform The parameters are as follows

The results are as follows ：

8. stay Cluster Panel to create Cluster node

This node means PC Machine node , If you need multiple machines to render at the same time , Multiple nodes are required （ This example is a single machine with multiple screens ）

Adjust the screen to the required parameters （ This example is 16:9 Test according to the above 384.0*216.0 that will do ）

HostIPAddress node IP（ This example is native 127.0.0.1）

EnableSound Whether to turn on the sound

Fullscreen Is it full screen

9. After creation, you can see the three new structures

Host_0 node PC machine

Node_0 node （ Yes Master The tag is the host , Similar to the owner of the game room ）

VP_0 ViewPort Viewports are views within nodes

In preview view OutputMapping Inner is expressed as nested relation

The red window Host For the machine

Blue window Node For the in window display

Grey is Viewport View

This example is a single machine , Three displays , Three views

10. Copy two Node And child nodes , As shown below

11. take Node Adjust the positions of three nodes

In preview view OutputMapping Internal results , Three screens are placed horizontally

It can be appropriately enlarged in proportion , Avoid problems caused by too small pictures （ The left side and the upper part are specially reserved to avoid inconvenient testing caused by trimming ）

Please be proficient in the test Viewport And Node The result of parameter adjustment

12. Will three ViewPort Bind to the three created in step 6 NDisplayScreen And bind ViewOrigin

13. Note that the preview window is gray , Because all viewport The same name （VP_0）

Will all ViewPort Rename and preview normally

14. Save compilation , And will complete NDisplayConfig Drag and drop the file into the scene , You can preview the current scene

15. take NDisplayConfig Generated Actor Place the sub object under any controller and restore it to 0 spot （ This example is the first person controller ）

16. Open the controller panel and use the blueprint to synchronize the controller rotation to NDisplayConfig The rotation of the

BeginPlay Add sub object grabbing

Add custom events to maintain rotation , Be careful ： The rotation obtained here is FPS The camera , If you need other controllers , Please find the correct rotating interference component

stay FPS rotate API Then call the custom event to maintain rotation

17. Main page open Switchboard

The command window appears and waits for the installation to complete

spot OK that will do If ConfigPath and uProject If it is empty, it will uProject Locate the current item and fill it in automatically

18. To configure Switchboard

add to nDisplay To configure

Click auto scan Profile （ Be careful ： Will scan the entire project NDisplayConfig The configuration file ）

You can see the file just configured , Click on OK

result

Change the default parameters of the configuration file Open Settings

Adjust according to the following

19. open Switchboard The server monitors

The window is automatically minimized

20. function Switchboard

Click the connect button

At this point, all connections are successful

Click the start button All windows are automatically minimized （ Note that the asterisk is the host , You need the mouse in this window to control ）

Left For the host , You need to focus on this window to control Esc Exit for all

You can also close all instances by pressing the close button

21. Packaged deployment , Just like regular projects , Normal packaging

export NDisplayConfig file

Export to the folder with good guide

22. Pay attention to the present switchboard It cannot be copied normally

Need to put switchboard.bat Modify the associated path （ As a result, I found the last one in my blog ）

23. change switchboard To configure , Related to packaged projects

24. Start and see the result