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Table of Contents


V-Ray 6, public beta 1

Beta release

Date - Jul 13, 2022

Build 6.00.01

 

Try V-Ray 6 for Maya, beta

New features


VRaySun

  • Clouds for the V-Ray sky

VRayMtl

  • New SSS translucency illumination mode in VRayMtl
  • Energy compensation option for the GTR BRDF
  • Add support for a thin film layer in VRayMtl

V-Ray IPR

  • Light cache support option for IPR

VRayLightDome

  • Finite radius for the dome light with option for ground projection

VRayDecal

  • VRayDecal displacement support

V-Ray GPU

  • New GPU device selection tool

USD

  • Support for VDB shaders in USD
  • Add support for MayaUSD 0.17 & 0.18

Chaos Cloud

  • Non-blocking Cloud export
  • Allow direct cloud submit with no project selected

V-Ray

  • Add a Metalness render element
  • Allow vfbControl MEL command in batch mode
  • Implement optimized auto-bump mode for displaced meshes

VRayMtl, V-Ray GPU

  • Add support for a thin film layer in VRayMtl (GPU)

V-Ray, VRayEnvironmentFog

  • Add support for probabilistic shading of textured fog for primary rays

VRayEnmesh

  • Added VRayEnmesh

V-Ray Profiler

  • Added V-Ray Profiler

VFB

  • Proportion Guides Layer to help with scene composition in VFB

 

Modified features


Installer

  • -unpackInstall option for the installer instead of zipped installs

USD

  • Improved USD material importer UI
  • Assume -chaser "vray" flag when using mayaUSDImport command

V-Ray

  • Ability to prevent proxy import when drag-and-dropping in Maya through VRAY_DISABLE_DRAG_DROP_FILEEXT envvar
  • Added support for light depth sampling in the volume grid
  • Use float controls for the explicit displacement bounds values
  • Added a C++ API for exporting simple parameters for third party translators
  • Redesign the V-Ray Shelf and Material icons
  • Add environment variable for third-party devs to point to additional extra attribute txt files
  • Add fit aspect ratio to material/bitmap functionality for VRayDecal
  • Add the ability to change the color of the A|B line in the VFB
  • Add the path to the vrimg file to the image info in VFB History
  • Add menu items for enabling/disabling history and layers
  • Mark the scene dirty when making changes to layer compositing in VFB2

VRayMtl

  • Hide the double-sided option in VRayMtl
  • Updated VRayMtl presets for metals

Material importer

  • Add native support for MtlGLSL in importer

USD

  • Export VRayMtl as V-Ray material and USD Preview Surface
  • Improve error handling and add help to the vrayExportUsdMaterials command

V-Ray, V-Ray GPU, VRayDirt

  • Support for "Result affect" in VRayDirt

V-Ray GPU

  • Change GPU clamp to work as CPU clamp
  • Implement auto bump mapping for smoothed and displaced meshes

V-Ray GPU, VRayDistanceTex

  • Autovoxelize dynamic geometry in V-Ray GPU

VRayDecal

  • Animatable VRayDecal parameters

VRayHairNextMtl

  • Change the default Compensate Energy in VRayHairNextMtl to OFF

VRayProxy

  • Correctly apply proxy material overrides in the viewport
  • Limit number of faces per voxel to a sensible number

XGen

  • Enable parallel XGen export
  • Refactor XGen code and fix annoying behaviours

 

Bug fixes


Material importer

  • Nodes connected to Thin Film attributes don't get imported in Maya
  • USD scenes with textures are imported black in Viewport

USD

  • Invalid handling of instanced non geometry primitives
  • Show the warning for unsupported USD versions during render
  • Physical camera from USD scenes are imported with Depth of Field enabled
  • Mismatch with displacement in Houdini
  • Crash when importing USD scenes with the -shadingMode flag and USD 0.15
  • USD scenes with particles are imported wrong in Maya Viewport
  • Locked camera parameters when imported from USD
  • Crash when importing specific USD scene with bitmap
  • Crash when importing USD scene with VRayPhysicalCamera through MEL command
  • Transform mismatch with Skel USD file
  • Unsupported shader parameters in USD
  • USD with VDB inside IPR crash on transform

USD, Material importer

  • Specific Skel USD scene is not rendered

V-Ray

  • VFB2 OCIO display corrections not synced with Maya in batch

  • Correctly export VRayMtl bump type as integer USD attribute

  • Importing USD scenes with usdPreviewSurface material is rendering wrong in CPU

  • Crash when rendering VRayMtlGLSL in USD scene with GPU

  • The persistent VFB setting to resize on resolution change does not persist

  • The VFB2 test resolution button isn't reflecting the current resolution if its enabled when re-opening a scene

  • VFB2 OCIO display correction not found with Maya batch on Linux
  • The -unpackInstall installer option does not handle UNC paths well
  • Wrong vrscene lights export when combined with "Separate files" option
  • Print a message for unsupported Chaos Cosmos Browser for Maya 2019 on both Linux and macOS
  • AppSDK shipped in V-Ray for Maya installation doesn't work on MacOS
  • Incorrect bump map filtering after perfect refractions
  • Incorrect reflection on objects with motion blur and vray subdivisions
  • Recalculating bloom/glare lens effects produces artefacts on Linux
  • Error when selecting "Lens File" Distortion type of V-Ray Physical camera in IPR
  • Standalone installation cropped UI on HighDPI MacOS
  • Standalone installation cannot start a distributed rendering server on MacOS
  • The VFB history option to copy the scene path also copies the project path
  • Moving the layers splitter triggers vassert
  • Log typo in Estimated time remaining line
  • Illegible symbols in memory tracking for Dynamic geometry on Linux
  • Hair cache is not cleared with Ortnatrix .abc in VRayProxy
  • GPU LC is slower to render with big resolutions
  • Cannot load vrayformaya.mll in Maya 2019

V-Ray GPU

  • Fixed excessive memory usage on GPU LC, plus decreased performance on some scenes
  • Thin film IOR differences between CPU and GPU
  • Qt device select tool crashes on startup
  • Crash with Physical camera's position constraint
  • Crash when rendering specific alembic particles file
  • Some threads never finish with low_gpu_thread_priority=1
  • Difference in HairNextMtl on surface geometry between V-Ray CPU and GPU
  • Crash with GPU Light cache subdivisions set to 2000 and sample size >0.1
  • Scene with Light Cache crashes if run in parallel on Linux
  • Render time difference between V-Ray versions
  • VRayCryptomatte is not working with kernel 3
  • Cuda error 700 when rendering specific scene file with deformable geometry and multi/sub materials
  • Wrong render of VRayMultiSubTex on geometry with motion blur
  • Incorrect render with VRayEdgesTex on subdivided geometry
  • Incorrect render with Forest Color texture in Get ID from Element mode
  • OOC related crashes in V-Ray GPU
  • Crash when rendering to texture and geometry with displacement
  • Wrong fog color alpha results when refraction set to affect all channels
  • V-Ray GPU crashes when rendering specific scene with RTX or OOC
  • The alpha of a transparent VRayMaterial is not working correctly
  • V-Ray Next GPU produces different alpha compared to the CPU and V-Ray 3.x in a specific case

VRayMtl

  • Crash to desktop when modifying Set Range connected to Thin Film

VRayProxy

  • Crash when importing specific alembic with particles
  • Textures are not shown in the viewport on some Cosmos assets
  • Proxy2 frame transformations not reflected in Viewport 2.0 in Maya 2023

Viewport 2.0

  • Support for Normal and bump maps with V-Ray materials in Viewport 2.0

V-Ray, V-Ray GPU

  • VRayMtl with translucency is not rendered properly after resuming a render using RTX mode of V-Ray GPU and Light cache
  • Projections using Spherical camera are not rendered correctly with V-Ray GPU

Installer

  • AppSDK shipped in V-Ray for Maya installation doesn't work on Linux

V-Ray, VRayLightDome, VrayLightIES, VRayMeshLight, VRayRectLight, VRaySun, V-Ray GPU

  • Instanced textured VRayLights don't share loaded textures

V-Ray, VRayStochasticFlakesMtl

  • Differences between VRayMtl and stochastic flakes with reflection glossiness=1

V-Ray, VRaySun

  • LPE light tags support

V-Ray GPU, VRayLayeredTex

  • VrayLayeredTex not working with more than 6 inputs on GPU

VRayDecal

  • Animated VRayDecal gizmo dimensions not updated in viewport

VRayFur

  • Wrong UV linking with multiple UV sets in VRayProxy 

VRayHairNextMtl

  • Missing Color and Intensity in UI for lights created from PluginNode

VRayMtl, V-Ray GPU

  • Artifacts on specific scene with VRayMtl SSS translucency
  • Wrong render with SSS2

VRayProxy, Cryptomatte

  • Cryptomatte's VRay user attribute ID type does not work with alembics in VRayProxy

VRayProxy, V-Ray GPU

  • The 'Per instance materials' options for alembics does not work properly in GPU 

VRayStochasticFlakesMtl

  • Outline on objects with VRay Stochastic Flakes Mtl

VRayToonMtl

  • Diffuse artifacts with anisotropic reflections and sheen or diffuse roughness

VRayVolumeGrid

  • Standalone Previewer and Property Lister crash on macOS

Viewport 2.0, V-Ray GPU

  • Rendering artifacts with anisotropy reflections

Viewport 2.0, VRayPluginNodeMtl

  • Some Maya materials are imported black in Viewport

Viewport 2.0, VRayProxy

  • Support for Normal and bump maps with V-Ray materials in Viewport 2.0

vdenoise

  • Standalone Vdenoise tool doesn't work with multi-part .exr files
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