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

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Overview

These features are supported by V-Ray for Unreal. Currently supported versions of Unreal Engine are 4.19.2, 4.20.3 and 4.21.2.

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

UI Text Box
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All supported features from Unreal Engine are listed in the Rendering table below.

Only Render nodes for V-Ray Next are supported.

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

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

 

Supported Features


Import and Rendering


AUI Tabs Container
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AUI Tabs Page
title3ds Max
Importing vrscene files
Cameras

3ds Max Physical Camera:

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  • 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

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  • 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
Fancy Bullets
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  • Triangle meshes
  • VRayProxy - initial support, no animated meshes
  • UV channels 0, 1, 2, 3
  • Initial support for displaced/smoothed meshes
Lights
Fancy Bullets
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  • 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; Temperature; Units - Default image, Luminous power; Multiplier; Cast Shadows - On/Off
    • Rectangle light - Enabled - On/Off; Light color; Temperature; Intensity multiplier; Units - Default image, Lumens; Shadows - On/Off
    • IES light - Enabled - On/Off; IES file; Cast shadows - On/Off; Color; Temperature; Intensity type - lumens
    • Sun - Enabled - On/Off; Turbidity; Sky model - Hosek et al.
Materials
Fancy Bullets
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  • VRayMtl
  • VRay2SidedMtl
  • VRayBumpMtl
  • VRayLightMtl
Textures 
Fancy Bullets
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  • Bitmap
  • VRayHDRI
  • VRayNormalMap

Textures with file format:

Fancy Bullets
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  • .bmp
  • .png
  • .tga
  • .jpg
  • .hdr
Other
Fancy Bullets
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  • 3ds Max Exposure Control
  • VRay Exposure Control
AUI Tabs Page
titleMaya
Importing vrscene files
Cameras

VRay Physical Camera

Fancy Bullets
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  • 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
Fancy Bullets
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  • Triangle meshes
  • VRayProxy - initial support, no animated meshes
  • UV channels 0, 1, 2, 3
  • Initial support for displaced/smoothed meshes
Lights
Fancy Bullets
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  • V-Ray
    • Dome light - Enabled Light - On/Off; Light color; Intensity multiplier; Dome Tex Units - Default image; Multiplier; Color; Texture
    • Sphere light - Enabled Light - On/Off; Light colorColor; Intensity multiplier Temperature; Units - Default image, LumensLuminous power; Multiplier; Cast Shadows - On/Off
    • Rectangle light - Enabled - On/Off; Light color; Temperature; Intensity multiplier; Units - Default image, Lumens; Shadows - On/Off
    • IES light - Enabled - On/Off; IES File Name; Light color; Intensity; Shadows file; Cast shadows - On/Off; Color; Temperature; Intensity type - lumens
    • Sun - Enabled - On/Off; Turbidity; Sky Model model - Hosek et al.

 

Materials
Fancy Bullets
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  • VRayMtl
  • VRay2SidedMtl
  • VRayBumpMtl
  • VRayLightMtl
Textures 
Fancy Bullets
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  • File
  • Gamma

Textures with file format:

Fancy Bullets
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  • .bmp
  • .png
  • .tga
  • .jpg
  • .hdr
Other
Fancy Bullets
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  • VRay Exposure Control
AUI Tabs Container
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AUI Tabs Page
titleUnreal
Rendering
Cameras

Unreal

Fancy Bullets
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  • Camera Actor - Transformations
  • Cine Camera Actor - Transformations
Geometry
Fancy Bullets
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  • Static Meshes
  • Blueprint Actors with Static Meshes
  • Foliage
Lights
Fancy Bullets
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  • Point Light - Intensity; Light Color; Intensity Units - Unitless, Candelas, Lumens; Source Radius; Affects World; Cast Shadows; Use Inverse Squared Falloff
  • Spot Light - Intensity; Light Color; Intensity Units - Unitless, Candelas, Lumens; Inner Cone Angle; Outer Cone Angle; Source Radius, Affects World; Cast Shadows; Use Inverse Squared Falloff; IES Texture
  • Rect Light - Intensity; Light Color; Intensity Units - Unitless, Candelas, Lumens; Source Width;Source Height; Affects World; Cast Shadows
  • Directional Light - Intensity; Light Color; Affects World; Cast Shadows; Light Source Angle
Materials

Supported expressions:

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  • Constant
    • Constant
    • Constant2Vector
    • Constant3Vector
    • Constant4vector
    • ViewProperty
  • Coordinates
    • Panner
    • Rotator
    • ScreenPosition
    • TextureCoordinate
  • Functions
    • FunctionInput
    • FunctionOutput
    • MaterialFunctionCall
    • StaticBool
    • StaticSwitch
  • Material Attributes
    • BreakMaterialAttribute
    • MakeMaterialAttribute
  • Math
    • Abs
    • Add
    • AppendVector
    • Ceil
    • Clamp
    • ComponentMask
    • Cosine
    • CrossProduct
    • Divide
    • DotProduct
    • Floor
    • Fmod
    • Frac
    • If
    • LinearInterpolate
    • Max
    • Min
    • Multiply
    • Normalize
    • OneMinus
    • Power
    • Round
    • Saturate
    • Sign
    • Sine
    • SquareRoot
    • Subtract
    • Truncate
  • Parameters
    • ScalarParameter
    • StaticBoolParameter
    • StaticSwitchParameter
    • VectorParameter
    • TextureObjectParameter
    • TextureSample2DParameter
  • Texture
    • TextureObject
    • TextureSample
  • Utilities
    • BumpOffset
    • ConstantBiasScale
    • DDX
    • DDY
    • Desaturate
    • Distance
    • Fresnel
    • SphereMask
  • VectorOps
    • CameraPositionWS
    • CameraVectorWS
    • PixelNormalWS
    • ReflectionVectorWS
    • Transform
    • VertexNormalWS

Supported Inputs:

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  • Base Color
  • Metallic
  • Specular
  • Roughness
  • Emissive Color
  • Opacity
  • Opacity Mask
  • Normal
  • Clear Coat
  • Clear Coat Roughness
  • Clear Coat Bottom Normal

Supported Blend Modes:

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  • Opaque
  • Masked
  • Translucent
  • Alpha Composite

Supported Shading Modes:

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  • Unlit
  • Default Lit
  • Clear Coat
Textures 

Texture with Compression Settings:

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  • Default
  • Normalmap
  • Grayscale
  • HDR

Textures with file format:

Fancy Bullets
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  • .bmp
  • .png
  • .tga
  • .jpg
  • .hdr
Other
Fancy Bullets
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  • Sequencer animation with Static Meshes
  • Project packaging/cooking into a standalone application
AUI Tabs Page
titleV-Ray
Rendering
Cameras
Fancy Bullets
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  • VRayPhysicalCamera BP
    • Current Camera Settings - Sensor Width, Sensor Height; Focus Method; Manual Focus Distance; Current Focal Length
    • V-Ray Physical Camera Settings - 3ds max Compatible; Enable Exposure; Film Speed(ISO); Shutter Speed S^-1; F-number; White Balance
    •  Color Mapping - Reinhard Burn Value
Lights
Fancy Bullets
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  • VRaySunAndSky BP - On, Azimuth, Elevation, Turbidity, Ozone, Intensity Multiplier, Size Multiplier, Set fo Light Bake
  • VRayLightDome BP - On, Use Dome Tex, Dome Tex, Dome Tex Rotation, Dome Color, Intensity, Invisible, Set for Light Bake
  • VRayLightRect BP - Enable, Is Disc, Length/Radius, Width, Multiplier, Cast Shadows, Color, Invisible, Set for Light Bake
Materials
Material Instances, V-Ray Material Instances with V-Ray Parent Materials:

 

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  • VRayMtl
  • VRayCarpaintUberMtl
  • VRayPBRMtl
Render Elements
Fancy Bullets
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  • Denoiser (NVidia Ai, V-Ray)
  • Background, GI, Lighting, Reflection, Refraction, Specular, Self Illumination, Sub Surface Scattering 1
  • Diffuse Filter, Reflection Filter, Refraction Filter, Shadows
  • RenderID
  • Normals, Bump Normals, Sampler Info, Velocity, ZDepth
  • Light Select
  • Sample Rate, Unclamped Color, Noise Level
Baking
Fancy Bullets
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  • Light bake with V-Ray Bake

 

 

Footnotes


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1 – Only for materials that have "Render materials from .vrscene" option enabled