本软件是由unrealengine机构出品的Unreal Engine虚幻游戏引擎软件V4.6.1版，Unreal Engine 4.6.1，大小：134 MB，语言：英语。
Unreal Engine4虚幻游戏引擎是一款商业性的3D游戏开发引擎，是Epic数百位工程师、艺术家以及设计师的心血之作。不过这还只是开始，在C++代码中，你可以看到很多创新之处，比如支持Oculus VR、Linux系统、Valve公司的Steamworks和 Steam Box效果，并且可以使用HTML5在网页浏览器中开发游戏。
虚幻引擎4基于DirectX 11，拥有新的材料流水线、蓝图视觉化脚本、直观蓝图调试、内容浏览器、人物动画、Matinee影院级工具集、全新地形和植被、后期处理效果、热重载(Hot Reload)、模拟与沉浸式视角、即时游戏预览、AI人工智能、音频、中间件集成等一系列全新特性。
Unreal Engine虚幻游戏引擎参与制作游戏有：《逃生》、《DMC鬼泣》、《死侍》、《失落的星球3》、《生化奇兵：无限》、《羞辱》、《战争机器：审判》、《杀手已死》、《勿忘我》、《Papa & Yo》、《忍者神龟：脱颖而出》等等。
Unreal Engine 4.6.1
Unreal Engine 4.6 arrives with a slew of lighting and material improvements, support for capturing and playing back network demos, and huge updates to animation workflows, including root motion blending and multi-montage support! The new Mobile Preview rendering mode lets you edit your scene just as it would appear on a mobile device. UI creation with Unreal Motion Graphics has been greatly enhanced, and you can now place interactive UI widgets right into 3D scenes. We’ve also continued improvements to mobile and console platforms in 4.6, along with hundreds of other features and bug fixes.
4.6.1. Fixes
ContentExamples Media map movie no longer renders black.
ContentExamples Media map no longer shows the UDK splash screen.
ContentExamples Media map is no longer missing source video.
XBox One now boots from Visual Studio correctly.
Fixed an error that caused material If nodes to break.
Fixed a bug that was causing new and converted non-ascii text projects to crash.
Corrected a bug that prevented composite decorators from being opened in Behavior Trees.
Event Nodes can now be called for Event Dispatchers.
Fixed an error that prevented the creation of new events in the AnimBP Eventgraph for new Anim Notifies.
Corrected Static Lighting on InstancedStaticMeshes.
Corrected the adb path and device serial number for Android packaged install batch files
Fixed an error that caused crashes on Android when Touch events were called too early.
Fixed a bug in pathfinding when default querying extent was not large enough on the Z axis.
InstancedStaticMesh now renders correctly on mobile devices.
Corrected a bug with animation retargeting adversely affecting looping animations.
To install just run Setup.bat
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