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Questions tagged [unreal-development-kit]

Unreal Development Kit (Game Engine)

Unreal Development Kit is a Game Engine which provide development for DirectX 9/10/11 PCs, the Xbox 360, the PlayStation 3, and OpenGL-based OSes (Mac OS X, iOS). Minimum and recommended system requirements are:

Minimum:

Windows XP SP2 or Windows Vista
2.0+ GHz processor
2 GB system RAM
SM3-compatible video card
3 GB free hard drive space

Recommended for Content Development:

Windows Vista 64 SP2
2.0+ GHz multi-core processor
8 GB System RAM
NVIDIA 8000 series or higher graphics card
Plenty of HDD space
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Change projectile trajectory in unreal engine 4 to behave like a wave

I am new to unreal engine , I am trying to change my projectile trajectory so that my bullet move like a wave. Is this something that I can accomplish using unreal block editor or do I need to write some C/C++ code? I have done this using the block…
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Unreal Engine 3 game crashes with Steam Input

I'm not much of a C++ programmer, and I'm looking for help with implementing Steam Input into my Unreal Engine 3 game (yes, that's 3 and not 4). I'm under NDAs to both Epic (for Unreal 3) and Valve (for Steamworks), so I don't think I'm able to…
Nathaniel
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Match object coordinates with image coordinates

I am new to Unreal and I want to accomplish a task. I have an image with different hand poses. For each image I have the center 3D coordinates and the (roll, pitch,yaw) coordinates. On the other hand; I have a 3D hand object in Unreal. I want to…
user782400
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Installing Unreal Engine on OSX Mojave

So I'm trying to clone the Unreal Engine from GitHub and setup on OSX Mojave and when running the GenerateProjectFiles.command file as part of the setup, I get the following error: ERROR: UnrealBuildTool Exception: Invalid SDK MacOSX.sdk, not…
Sunny724
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SViewTree's Children dosen't work after first level

I created a Slate TreeView widget. It works fine until I extend the first level of the tree. Then it dosent allow me to select any of the children (That are in the second level of the tree), And it dosent even show me the subfolders of the next…
Ido Mtn
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Adding Ammo Count to Game.

I've been attempting to add this functionality for quite some time now. However, it seems that I’m overlooking something. So I want to add an ammo count, a single ammo count similar to that of Quake or Doom. With ammo pickups distributed throughout…
Yusuf Yasin
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Unreal Engine C1083

I am unable to use an existing unreal engine 4.19 project on Windows 10 - but my peers can. I keep getting the error: C:\Program Files (x86)\Microsoft Visual Studio\2017\Community\VC\Tools\MSVC\14.13.26128\INCLUDE\cstddef(7): fatal error C1083:…
jProg2015
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In Unrealscript how do I have a config value for a resource in a class set a property of a component?

I have a sound cue that I want played whenever the player does a specific action. I've got it playing fine and everything but I want to make the resource that is used come from a configuration file instead of being hard coded. So I added a property…
Paul Mendoza
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Overriding a conditional variable in UnrealScript with a child class in Deus Ex?

I'm actually using the original Deus Ex game from the year 2000. I created a child class of "DeusEx.Flare" and called it "rflare" and saved it to my own package. I have successfully compiled it, and it works, but not the way I intended. I want to…
user3756120
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Unreal Engine 4: UShapeComponent gives the error 'identifier is undefined'. What can I do?

I am using Unreal 4.18 and Visual Studio 2017. Using certain class like UShapeComponent, UBoxComponent, USphereComponent gives identifier is undefined error while likes of USceneComponent, UStaticMeshComponent works just fine. What's wrong? Here is…
Imran Sikder
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How do I attach a Static Mesh to an Actor

I am trying to spawn a floor, I have the static mesh made and the actor class made. I added this in the header: UStaticMeshComponent* MyPtr; I added this in the constructor: MyPtr =…
timgfx
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Problems with Packaging in Unreal4 for HTML5

I'm trying to pack a project for HTML5, but cannot make it less than 159 mb. I've tried the configurations below on version 4.16.3 and 4.17.1. List of files produced by the engine The packaging options being used can be seen in the picture below.…
SergioAAV
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Vector Projection - Making sure my vehicle can only accelerate on the floor/surface

I am facing a problem with my "hover" vehicle. I only want it to move when it is on the ground. I have come across vector projection, projecting one vector on to another vector. With this my vehicle will be able to go down ramps with acceleration,…
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Obtaining Comprehensive list of Android Devices support of Texture Compression Formats

I'm looking for a list of Android devices and their relative OpenGL Texture Compression formats supported by it's hardware. There are mainly four textures compression types supported on Android: ETC1 (Ericcson texture compression). This format is…
parallaxis
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In UnrealScript, how do I make vehicles receive damage from ramming

In UDK the scale of damage for ramming vehicles is low, after adjusting it the vehicle the player drives receives collision damage, but the other vehicle does not, whether there is a bot inside or not. I tried handling the Bump event in Vehicle.uc…
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