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This page provides a table of currently supported features by V-Ray for Unreal.

 

 

 

Page Contents

Overview

These features are supported by V-Ray for Unreal. Currently supported versions versions of Unreal Engine are 4.18.3 and 4.19.

  • For best results when importing vrscene files make sure your scenes are authored and optimized for V-Ray GPU Next or V-Ray 3.6 GPU.

  • Only Render nodes for V-Ray Next are supported.

Supported Features

Importing vrscene files
Cameras

3ds Max Physical Camera:

  • Film/Sensor - Preset; Width
  • Lens - Focal Length; Specify FOV; Aperture;; Custom Focus Distance
  • Shutter - Type 1/seconds; Duration
  • Exposure Gain - Manual
  • White Balance Custom

VRay Physical Camera

  • Focus Distance; Target Distance; Field of view; Film gate; Focal length; Film Speed (ISO); F-number; Shutter speed(s^-1); Exposure; Custom White balance
Geometry
  • Triangle meshes
  • VRayProxy - initial support
  • NURBS
  • UV channels 0, 1, 2, 3
Lights

3ds Max

  • Standard
    • Spotlight - Light - On/Off; Shadows - On/Off; Multiplier; Decay type - None, Inverse Square; Hotspot; Falloff
    • Omni - Light - On/Off; Shadows - On/Off; Multiplier; Decay type - None, Inverse Square
    • Direct - Light - On/Off; Shadows - On/Off; Multiplier
  • Photometric
    • Photometric web - Light - On/Off; Shadows - On/Off; Photometric Web profile; Filter Color; Intensity in lumens
  • V-Ray
    • Dome light - Light - On/Off; Units - Default image; Multiplier; Color; Texture
    • Sphere light - Light - On/Off; Color; Units - Lumenous power; Multiplier; Cast Shadows - On/Off
    • IES light - Enabled - On/Off; IES file; Cast shadows - On/Off; Color; Intensity type - lumens
    • Sun - Enabled - On/Off; Turbidity; Sky model - Hosec et al.

Maya

  • Standard
    • Spotlight - Color; Intensity; Decay Rate - No Decay, Quadratic; Cone Angle; Penumbra Angle
    • Point Light - Color; Intensity; Decay Rate - No Decay, Quadratic
    • Directional Light - Color; Intensity
  • V-Ray
    • Dome light - Enabled - On/Off; Light color; Intensity multiplier; Dome Tex
    • Sphere light - Enabled - On/Off; Light color; Intensity multiplier; Units - Lumens; Shadows - On/Off
    • IES light - Enabled - On/Off; IES File Name; Light color; Intensity; Shadows - On/Off
    • Sun - Enabled - On/Off; Turbidity; Sky Model - Hosec et al.
Materials
  • VRayMtl
  • VRay2SidedMtl
  • VRayBumpMtl
Textures 

3ds Max

  • Bitmap
  • VRayHDRI
  • VRayNormalMap

Maya

  • File
  • Gamma

Textures with file format:

  • .bmp
  • .png
  • .tga
  • .jpg
  • .hdr
Other
  • 3ds Max Exposure Control
  • VRay Exposure Control
Exporting vrscene files
Cameras

Unreal

  • Camera Actor - Transformations
  • Cine Camera Actor - Transformations

VRay

  • VRayPhysicalCamera BP
    • Current Camera Settings - Sensor Width, Sensor Height; Focus Method; Manual Focus Distance; Current Focal Length
    • VRay Physical Camera Settings - 3ds max Compatible; Enable Exposure; Film Speed(ISO); Shutter Speed S^-1; F-number; White Balance
    •  Color Mapping - Reinhard Burn Value
Geometry
  • Static Meshes
  • Blueprint Actors with Static Meshes
Lights

Unreal

  • Point Light - Intensity; Light Color; Source Radius; Affects Wold; Cast Shadows; Use Inverse Squared Falloff
  • Spot Light - Intensity; Light Color; Inner Cone Angle; Outer Cone Angle; Affects Wold; Cast Shadows; Use Inverse Squared Falloff; IES Texture
  • Directional Light - Intensity; Light Color; Affects Wold; Cast Shadows

V-Ray

  • VRaySunAndSky BP - Auto Update; Elevation; Azimuth; On; Turbidity;
  • VRayLightDome BP - On; Use Dome Tex; Dome Tex; Dome Tex Rotation; Dome Color; Intensity; Auto Update
Materials
Material Instances, V-Ray Material Instances with Parent Materials:

 

  • VRayMtl
  • VRayCarpaintMtl
  • VRayPBRMtl
Textures 

Texture with Compression Settings:

  • Default
  • Normalmap
  • Grayscale
  • HDR
 

Textures with file format:

  • .bmp
  • .png
  • .tga
  • .jpg
  • .hdr

Additional Notes

  • V-Ray for Unreal only supports normal maps in tangent space.

  • Light baking through V-Ray for Unreal is currently not supported.

  • V-Ray for Unreal uses only the V-Ray Hybrid engine.

  • Animation is currently not supported

  • Interactive rendering supports only transformation changes( translation, rotation, scale) of objects.