© Bertrand Benoit

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Latest Release Notes

Official Release

Date – August 29, 2019


New Features

V-Ray

  • Moved to CORE version 4.20
  • Render resolution and Lightmap Atlas resolution presets
  • Lightmap baking progress bar

Geometry

  • Support for Cast Shadows option for Static Mesh Actors

Textures

  •  Support for "Flip Green Channel" option in Normal textures


Modified Features

Import

  • Improved the import of GeomMeshFile with identical vrmeshes

Installer

  • Removed the check for running Epic Games launcher when installing the plugin

Materials

  • Improved support for Unreal expressions - VertexColor, ObjectRadius, ObjectPositionWS


 

Bug Fixes

V-Ray

  • Static Meshes with zero area UVs cause an Exception in CORE error when light baking
  • Camera rotation bug when orbiting around mesh with ALT+Mouse
  • Resolution capped to 11585
  • Assertion crash with viewport rendering when using DX12
  • Preparing scene progress goes above 100%
  • Switching between level maps does not stop rendering or baking process
  • Two Sided option not exporting correctly with VRayMtl, VRayCarpaintUberMtl, VRayPBRMtl

 

 

Release Notes for V-Ray Next for Unreal, update 2.1

Official Release

Date – July 18, 2019


Bug Fixes

V-Ray

  • V-Ray Light Bake memory leak
  • Issue with support of multiple GPUs
  • Issue with transparent native materials in Light bake



Release Notes for V-Ray Next for Unreal, update 2

Official Release

Date – June 26, 2019



New Features

V-Ray

  • Export/import functionality of lightmaps

Lights

  • Rendering of DatasmithAreaLight

Camera

  •  Quadratic and Cubic distortion types to VRayPhysicalCamera


Modified Features

V-Ray

  • Project path is new default directory for "Export VRScene Path" option

Lights

  • Point Light Source radius working in IPR

Materials

  • Improved support for Unreal expressions - TwoSidedSign, Time


 

Bug Fixes

V-Ray

  • Static meshes with identical names in different folders do not render correctly
  • Lights in Blueprints are exported at BP pivot point
  • "Use Local Host" option not working in Light bake
  • "Cannot send asset" error when in DR
  • Incorrect Lightmaps is applied when some level actors are hidden
  • CUDA Error 700 when "Export failed for the ... texture"
  • CUDA error 700 when baking TwoSidedFoliage material
  • "Error in last lightbake: File write error"




Release Notes for V-Ray Next for Unreal, update 1

Official Release

Date – May 28, 2019



New Features

V-Ray

  • Support for Unreal Engine 4.22
  • Toggle option for sky in VRaySunAndSky
  • Option to remove local host from DR
  • "Transfer Missing Assets" option in DR
  • Progress report logging when computing long task
  • Directional parameter in VRayLightRect
  • Light options to V-Ray Lights - Affect Diffuse, Affect Specular, Affect Reflections
  • Support for Specular Scale for Unreal lights


Modified Features

V-Ray

  • Viewport rendering with Translucent shading model
  • Speed and memory utilization when V-Ray Light Bake
  • Support for Unreal shading models - Subsurface, Two Sided Foliage
  • Support for Unreal expressions - Pixel Depth
  • UI layout in V-Ray Settings and V-Ray Light Bake Settings


 

Bug Fixes

V-Ray

  • Bug with lightmaps having offset
  • Performance slow down during UV tree preparation in V-Ray Light Bake
  • Crash in cooked games packaged in Shipping configuration
  • Issues with metallic or highly reflective materials to appear black after V-Ray Light Bake
  • Intensity mismatch between viewport and render when using Directional Light



 

Release Notes for V-Ray Next for Unreal, update 

Official Release

Date – March 13, 2019



New Features

V-Ray

  • Viewport rendering functionality
  • Support for Unreal tonemapper and post effects (in viewport rendering only)
  • Dedicated V-Ray Bake settings
  • Telemetry


Modified Features

V-Ray

  • Dome Tex Resolution parameter in VRayLightDome blueprint
  • Functionality for creating, deleting and hiding actors in the level while in IPR rendering
  • Support for "Tangent Space Normal" checkbox option in Material
  • Support for Unreal expressions: Arccosine, Arcsine, Arctangent, Arctangent2, Logarithm2, Tangent, World Position

Installer

  • Updated Online License Server in installer to 5.2.2


Bug Fixes

V-Ray

  • "Launch V-Ray Render Server (Unreal)".exe file path
  • Issue with Sky texture not updating in IPR
  • Issues when using Normal maps in Materials




Release Notes for V-Ray Next for Unreal, Hotfix 3

Official Release

Date – February 01, 2019



New Features

V-Ray

  • Support for rendering Unreal materials with V-Ray Hybrid rendering on both CPU and GPU
  • Added the VRayMtl, VRayPBRMtl and VRayCarpaintMtl to the V-Ray Category in the Add New drop down menu in the Content Browser


Modified Features

V-Ray

  • Support for Unreal Shading Models: Clear Coat
  • Interactive update for native Unreal materials.
  • Support for Unreal expressions: Bump Offset, CameraPositionWS, ConstantBiasScale, ReflectionVectorWS, Screen Position, SphereMask, TransformVector, VertexNormalWS, ViewProperty
  • Error reporting for unsupported Unreal materials, expressions, blend modes and shading models 

Installer

  • Updated Online License Server in installer to 5.2.1


Bug Fixes

V-Ray

  • Errors due to NVidia driver dependencies
  • Crashes if unsupported expressions, blend modes and shading models are used




Release Notes for V-Ray Next for Unreal, Hotfix 2

Official Release

Date – December 05, 2018



Modified Features

V-Ray

  • Support for Unreal Engine 4.21
  • Interactive update for native Unreal materials.
  • Support for Unreal expressions - Ceil, Floor, FMod, Frac, If, Min, Round, Sign, Truncate expressions

Light Bake

  • Improved speed of light bake



Bug Fixes

V-Ray

  • V-Ray exporter in sequencer
    • Export for custom start frame
    • Export for sequencer camera cuts using multiple cameras
    • Difference in color space in VFB and saved image
    • VRay CUDA GPU Device Select not working with sequencer animation




Release Notes for V-Ray Next for Unreal, Hotfix 1

Official Release

Date – November 15, 2018



Modified Features

V-Ray

  • Responsiveness of UI during interactive render

Light Bake

  • Improved speed of light bake

Installer

  • Updated Online License Server in installer to 5.1.2

Teleport Blueprint

  • Updated Teleport BP to get exposure from listed cameras


Bug Fixes

V-Ray

  • V-Ray not loading in Unreal if no supported devices are set in device select
    • Fallback to using CPU device if no supported devices are set in device select
  • Render Server shortcut not pointing to correct file path


Light Bake

  • Light bake not using devices set in V-Ray CUDA GPU Device Select
  • CUDA error during light baking






Release Notes for V-Ray Next for Unreal

Official Release

Date – November 08, 2018



New Features

V-Ray

  • Log V-Ray messages in Unreal's Message Log
  • Basic support for importing Displaced Static Meshes
  • Output a list of the Static Meshes in the atlas currently baked


Modified Features

V-Ray

  • Support for Unreal Materials - Masked, Translucent, Alpha Composite Blend Modes and Unlit Shading Model


Bug Fixes

Light Bake

  • Crash when light baking Static Meshes with overlapping UVs






Release Notes for V-Ray Next for Unreal, beta 2

Beta release

Date – October 30, 2018


New Features

Light Bake

  • Initial implementation of V-Ray Bake

Materials

  •  Initial support for Unreal native materials

Geometry

  • Support for Foliage system

Render

  • Initial support for Sequencer animation

Modified Features

Installer

  • Request confirmation about version being uninstalled during installation process 

UI

  • Reworked UI
  • Integrated GPU device select tool in V-Ray Settings
  • Global Shadow Bias parameter
  • Fallback material for use when rendering unsupported materials
  • Quick settings quality presets slider
  • Export VRScene path option
  • Auto Exposure and Auto White Balance options
  • Undersampling option

Camera

  • Support for Depth of Field in VRayPhysicalCamera

Materials

  • Improve parity for VRayMtl material  

  • Support for SeflIllumination material

  • V-Ray Materials are now included in the packaging/cooking process

Lights

  • Updated VRaySunAndSky sky model
  • Support for Unreal Intensity Units in Lights
  • Support for 4.20 RectLight
  • Support for Light Source Angle in Directional Light
  • Support for default intensity unit at import for Spotlight, Omni, Sphere Light, Rectangle Light

Geometry

  • Improved support for VRay Proxy (vrmesh)

Render

  • Update responsiveness and speed of IPR
  • Support for interactive mesh material update
  • Support for interactive material parameters update
  • Stop renderer when noise threshold is reached in non-interactive session

Render Elements

  • Added :
    • NVidia AI Denoiser
    • Background, GI, Lighting, Reflection, Refraction, Specular, Self Illumination, Sub Surface Scattering
    • Diffuse Filter, Reflection Filter, Refraction Filter, Shadows, Atmosphere
    • RenderID
    • Normals, Bump Normals, Sampler Info, Velocity, ZDepth
    • Light Select
    • Sample Rate, Unclamped Color, Noise Level

VFB

  • Dedicated button for opening the VFB
  • Always on top VFB


VR

  • V-Ray Teleport Blueprints separated in an additional plugin






Release Notes for V-Ray Next for Unreal, beta

Beta release

Date – April 05, 2018


New Features

vrscene Support

  • Automatic convert of materials and lights into real-time equivalents for UE workflows
  • Keeping original materials from the imported vrscene connected to their real-time versions and are using them for raytraced rendering


Camera

  • Support for the VRayPhysicalCamera
  • Support for the 3ds Max’s Physical Camera
  • Initial implementation of exposure and color mapping


Materials

  • Support for VRayMtl material (including partial VRay2SidedMtl)

  • Initial implementation of a PBR material
  • Initial implementation of an easy to use car paint material

  • V-Ray materials are supported natively in UE and are working with Lightmass baking, Lights, Reflection probes, Post process materials, Blueprints

     


Lights

  • Support for VRayLightDome, VRayLightRectangle, VRayLightSphere, VRayLightIES, UE Spot light, UE Point light, UE Direct light
  • Initial implementation of the V-Ray Sun&Sky system

Render

  • Initial implementation of interactive rendering
  • V-Ray Hybrid rendering on both GPU and CPU
  • Using the V-Ray Next GPU engine


Distributed Rendering

  • Support for DR


Render Elements

  • Support for the V-Ray Denoiser

         

Textures

  • Support for VRayTriplanarTex


VFB

  • Support for the VFB
  • Render History window implemented


VR Mode

  • Support for the VR mode in the Unreal Editor