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Build 6.20.05

Official release, Update 2

Date - Feb 15, 2024

New features

...

V-Ray

• Add new instancing backend for lower time to first pixel and optimized scene size
• Implement multi-threaded "Compiling geometry" step for polygon meshes
• Houdini 20: GCC 11 build support
• Add support for Houdini 20.0.590 production build
• Add support for Houdini 20.0.547 production build
• Update V-Ray Core to 6.2
• Make single installer for all supported minor HDK builds, per major HDK version
• Image File VOP "File Path" parameter promotion
• Add Preserve Geometry Borders support

Solaris

• Add support for Resumable rendering
• Toon environment effect support
• Add support for Unpacking nested instancers to improve time to first pixel
• Implement Python Post Translate

Lights

• Add Light Attenuation controls

• Add "Path Guiding" for Light Cache GI to the V-Ray Render Settings
• Add "Adaptivity Clamp" option to the V-Ray Render Settings
• Add "Directional Strength" paramter for V-Ray Rect Light
• Add "Adaptivity Prepass" parameter for Brute Force GI
• Add "Light Select Matte" toggle for isolating shadows over matte/holdout surfaces with Light Select AOV
• Add "Direct Diffuse Shadow" and "Direct Specular Shadow" modes for Light Select AOV
• Add custom OCIO control for providing a config file under the Units tab of the V-Ray Render Settings
• Add Phase Function control for the V-Ray Fog Effect
• Allow for separate material assignment for V-Ray Fur when using Displaced geometry as the source
• Add support for Per Area distribution type for V-Ray Fur with live geometry
• Expose V-Ray Fur "Lock to Surface" and "Reference Frame" for "Per Area" distribution type
• Add "Bump Delta Scale" control for the V-Ray Material
• Add support for Renderer ROP Material Overrides for Volumetrics
• Add N attribute sampling support through User Color VOP
• Add "Min.Pixel Size" render setting to support very small lights that are far from the camera
• Support for Cryptomatte by attribute for Alembic primitives
• MtlX: Add GPU support for Mtlx Image's Signature type
• Add support for positive and negative axis textures for the TriPlanar texture
• Add "real_world_scale" parameter for the V-Ray Plane SOP
• Add V-Ray Decal Displacement parameters
• Add support for VDB vector fields for Smoke Color
• Add support for SOP level V-Ray Object Properties for packed disk primitive VDBs
• Solaris: add support for vec3 and float3 volumes for smoke color
• Solaris: Add support for live volumes
• Solaris: Add support for V-Ray Clipper through the Render Geometry Settings LOP
• Solaris: Add OSL support
• Add ability to assing V-Ray Object Properties at the SOP level
• Add support for V-Ray Material metalness and roughness render elements
• Add support for the "Preserve Geometry Borders" toggle for Subdivision
• Add support for Light Select for Environment Fog with texture attached to it
• Add support for Houdini's native Parameter VOP
• Add proxy preview type in VRayScene import
• Add export for V-Ray crease data with subdivision
• Add support for crease data for meshes
• Add support for shader overrides based on "scene_name" for Rayserver Instancer
• Add CUDA/RTX support for the Random VOP
• Add support for Bitmap Buffer frame overrides allowing linear/loop/ping-pong/hold playback of texture sequences
• Add support for Instance node "Point Motion Blur" parameter
• Add support for subnetconnector node
• Solaris: Implement "Trace Sets"
• Generate velocity out of vertex animation for Velocity AOV if not present
• Solaris: Use V-Ray Camera settings for viewport IPR
• Solaris: Instance detection to reduce time to first pixel and RAM used for rendering
• Solaris: Added COP nodes support
• Solaris: Write denoiser gen. render elements through Hydra
• Solaris: Add an option whether to use reference points or not
• Solaris: Support for Cryptomatte primvars for instanced particles
• Solaris: Support for Cryptomatte primvars for instanced hair
• Solaris: Initial implementation of V-Ray light filters
• Add Render Channel Color support for Sheen and Coat
• Add Render Channel Glossiness support for Sheen and Coat
• Solaris: Faster output for beauty render element
• Solaris: Add support for barn door parameters
• Support for VRScene unpacking with RenderStats, Wrapper or Multi ID material export from 3ds Max
• Add Volume Shader Velocity Smoothing "Threshold" and "Similarity" options
• Export the V-Ray Material SSS to the SSS render element instead of Refraction
• GPU: Add support for object properties reflection/refraction mask in RTX mode

Modified features

...

• Solaris: Add UsdUVTexture scale/bias support
• Solaris: Ensure smooth normals on crowd cache
• Cosmos: use space_multiplier for proper scaling of imported object
• Set Cosmos asset materials using a Material SOP instead of assigning the material at the object level
• Single Installer: add folder check
• Add support for Renderer ROP Material Overrides for Volumetrics
• Expose the "Scale Opacity by Scene Units" option of the Volume Shader so Smoke Alpha can be based on scene units rather than voxel count
• Hide BRDFHair3 from the GUI
• MaterialX: Export all outputs present in TexFloatOp to TexAColorOp
• Add missing "Position Across Strand" output for the V-Ray Hair Sampler
• Show the"Use Focus Distance from Camera" parameter for the Depth of Field settings of the V-Ray Renderer ROP
• Expose the UV Bercon Variance Offset, Size and Angle as textureable parameters
• Enable IPR info logging by default
• Specified VFB History folder should be automatically created if not present on disk
• Combine Light materials and Lights with duplicate names in a single element when using Light Mix in "Instanced Lights" mode
• Solaris: Do not clamp velocity by default
• Apply Enmesh from Cosmos import on all selected object nodes
• Noise pattern may remain the same for a few frames even with "animated noise pattern" option enabled
• Ability to promote parameters for textures in VO context
• Bump2Glossiness: rearange the UI
• Add support for automatic UV channel handling for VRScene materials from Houdini to 3ds Max
• Solaris: Strip instance prototype material path __Prototype_ prefix
• Solaris: Slow translation of V-Ray shaders
• Solaris: Improve viewport volume speed
• Calculate min/max displacement and cusp in frameBeginsable history autosave when rendering animation
• USD: Add standalone V-Ray 6 builds
• Set /obj V-Ray light node shape to 'light' and color to yellow on creation
• Vantage: Instanced geometry is not loaded from live link to Vantage
• Allow post translate scripts to change VFB settings and layers

Bug fixes

...

• Solaris: toggling control on one of the Volumetrics settings triggers the VFB
• Wrong UI definition for SettingsOutput::img_saveCryptomattesSeparately
• LightSelect : shadow select modes are missing in Type dropdown menu
• Solaris/USD : "Use Blend Input" of TexFalloff breaks the IPR
• Solaris: TexFalloff is not updating in IPR
• Solaris: Light linker IPR update
• Solaris/USD: lightlinker does not respect instances
• Solaris: Render hair and smooth normals on Crowd assets as Karma does
• Solaris: TexSoftbox ignores vignette
• Solaris: lightlinker does not respect include/exclude when subobjects are used
• Solaris: rectlight has wrong control parm definition for directional_strength
• Solaris: error when try to create vraystandardrendervars
• Solaris: Light Filters go missing in Viewport rendering when changing the node display flag
• Crash with GeomMayaHair plugins with different time samples
• SettingsLightCache parameter defaults
• Installer button for telemetry "Help make V-Ray better" is missing
• Installer will hang if you run the V-Ray installation while Houdini is open
• Solaris: Crash with the p_ref AOV
• Solaris: Cylinder light flickers on every frame
• Solaris: V-Ray light filter has stopped working
• MaterialX: MtlX Mix VOP in "Surface Shader" mode has no effect
• Instanced light transforms are ignored
• Very small lights will flicker or completely disappear from final render
• Solaris: when no lights are present in /stage, a default light with very high intensity is generated for husk with Houdini 20.0.506
• Houdini 20: V-Ray Material builder is not shown in the menus by default
• MtlX: UVtiling and UVoffset parameters of MtlX Tiled Image are not working with V-Ray
• Volumes in Volumetric Geometry mode disappear when object level transform is different from Hang on sequence render end on Linux with hython and volumes when passing a python file with a list of Houdini files to render
• Hang when rendering volumes with Motion Blur starting Nov. 23, 2023
• Solaris: Discrepancy between Production and Interactive when rendering volumes
• Failing NodeJS scripts for the cloud builds from stable/houdini/6.1 branch
• Aperture offset with data window doesn't work
• Render Region in Solaris is wrong in Houdini 20
• environmentFog as Node::volume renders black/grey when domelight shadows are ON
• Hair crash/hang when there are repeating vertices
• "Mix. Map" is always exported and used for V-Ray Mix texture, making the "Mix Amount" parameter redundant
• Wrong export and rendering for UV Projection for Solaris and vanilla Houdini
• Compiling geometry in V-Ray Standalone with specific scene takes high amont of time
• Solaris/USD : MtlX Geometry Property Value stopped working
• Enabling the "W Coord" for Hair will cause the Z component of custom attributes to be overriden when read with UserColor VOP
• Solaris/USD : user_attributes_bin not exported in latest nightlies
• Solaris/USD : instances stopped working
• Solaris/USD : VolumeVrayToon rendered white even that correct color is written into USD
• Solaris/USD : BRDFLight doubleSided and emitOnBackSid has no effect
• MaterialX: a lot of mtlx textures failed after latest mtlx changes
• Solaris/USD : expose occludeLights parameter for Rectandle, Disc and Sphere lights
• Different displacement on Linux and Windows on a triangle fan with a degenerate triangle
• macos: Qt errors with Husk
• Ocean Spectra's pointmask doesn't work correctly when the grid is offset
• Solaris: Artifacts in Noise Level AOV when rendering through Husk using the Bucket Sampler
• Blank Velocity pass when Displacement is enabled
• Solaris - Motion Blur and Depth of Field are disabled by default for Husk
• BRDFScanned: file parameter has wrong value
• Disabling the Render Stats "Cast Shadows" option has no effect for self-shadowing when used in a Material Override shading network
• MacOS: Immediate crash on render and/or VRScene export
• Solaris/USD : attenuation parms for lightmesh have wrong names
• Ocean Spectra "cusp" output has varying intensity during animation rendering causing a flickering effect
• Cosmos: textures of cosmos assets not rendered starting with builds from July 12
• Cosmos: Missing textures  asset materials)
• Solaris/USD: osd_subdiv_enable is enabled for cube mesh
• Solaris/USD: wrong bitmap path when <frame04> in file name
• Solaris/USD : attenuation control for lightmesh are not exposed
• Export Camera Screen Window X/Y parameter for each frame in the VRScene file
• Inability to choose In / Out Color Space Parameters with aces-v1.3_ocio-v2.1 config
• Ocean Spectra Wave Instancing - crash when "Radius" option is disabled
• Ocean Spectra Wave Instancing artifacts when instance point radius overlaps for multiple points
• Solaris - Camera Aperture Offsets are ignored when rendering through Husk with V-Ray
• Significant rendering slowdown with Ocean Spectra displacement between Core 6.0 and 6.1
• The Sun Light Clouds "Seed" parameter should default to "0" instead of "1024"
• The first render after disabling "Override Camera Resolution" on the Renderer ROP is cropped incorrectly
• normal_uvwgen not exported for BRDFBump and TexNormalBump
• Potential unnecessary object cooking
• Wrong alembic frame is loaded when using a looping sequence with Motion Blur enabled
• Missing export for nodes inside Subnet VOPs when using a Parameter VOP to create the I/O sockets
• Solaris: missing primvar export when Reference LOP "Make Instanceable" is enabled
• Velocity AOV output is wrong when using a Digital Asset for the Render Elements parameter on the V-Ray Renderer ROP
• Changes to Log Verbosity aren't being saved when changing it after ending IPR session
• Support for the Alembic file format for V-Ray Fur
• Render Elements are not exported separately when Write Deep Data is enabled
• Animated Focus Distance parameter is not exported when Physical Camera is not present
• Update V-Ray Fur distribution slider range
• Alembic Velocity blur bounds are computed based on geometry time samples blur
• Support for Displaced Geometry for V-Ray Fur
• Solaris: IPR is not updated on shader parameters change
• Wrong V-Ray Material SSS with Rayserver Instancer enabled
• Solaris: V-Ray Dome Camera FOV is not correctly exported
• Solaris: Materials always force create a preview shader
• Solaris: Translate promoted parameters to the main shader primitive
• SOP level material assignments are ignored for instanced Alembic primitives using Rayserver Instancer
• LightMix: all materials are rendered as AOV when Light groups are Instanced Lights
• V-Ray About Window is too big
• Data conversion for socket type "color" to socket type "vector" fails
• LPE: wrong contribution when light LPE tag is used
• Solaris: VRayToon material is not working
• EULA: installer does not save ".eulaAcceptedXXXXXX..." file , so second acceptance is required in Houdini
• Solaris: VFB may be not shown for husk
• Missing geometries with detectGeoCopies sometimes on linux
• Plastic Translucent Cosmos Materials render incorrectly
• ChangeLog: updated changelog in 6.1 RC3 is wrong
• Textures' parameters do not show up in Houdini 19.5.605 on OSX
• Cloud: job is not uploaded to cloud
• Add VFH_TAG_ROP_IPR for ROP parameters which are not handled by IPR
• Solaris: lights attenuation is not taken into account
• Wrong parameter label for Transform Matrix Rotation Order control
• Bump2Glossiness: not accessible in UI
• GeomPlane: real_world_scale is not exported
• VRayDecal: wrong displacement amount
• V-Ray Renderer "Show Frame Buffer" button does not work until V-Ray is initialized through a render
• Bump does not work when Attributes are added to the Triplanar
• Solaris: Match multiple texture user tags
• Invalid Plugin ID warning
• Object Properties visibility settings have no effect for very small objects when Subdivision is applied
• Cast Shadows option from V-Ray Object Properties does not work with static geometry when a material is assigned
• Solaris: vector displacement options are not exported
• Solaris: Instanced volume - invisible prototype
• Solaris: export float AOVs for Denoiser "defocusAmount" and "noiseLevel"
• Very slow forced materials translation
• Mesh Light disappears on second frame of a sequence render in GUI rendering only
• 3ds Max VRMat import of VRScene material coming from Houdini has no UV mapping
• Solaris: TexPatternID missing attribute registration
• Solaris: Duplicated frames when rendering specific USD with Husk
• Velocity render element with motion blur disabled causes triplanar offset
• Post Translate script effect is lost during IPR for Physical Camera, if changes to the camera parameters are made
• Solaris: Render Region is sometimes not updated correctly until a camera move
• Crash or Freeze when scrubbing the timeline while IPR is active
• Environment Fog is missing from Light Select AOV if the fog is textured
• GPU: Matte Shadows is wrong with Rect lights when Shadow Bias is very low
• Slow export for VRScene files when batch rendering
• Solaris: Performance issues on some configurations with certain Ocean setup
• Solaris: Sampler bumpNormals output is wrong for rayserver
• Solaris: TexSampler::random_by_polyShell does not work with rayserver
• Solaris: velocity AOV with disabled motion blur
• Solaris: Instanced objects Cryptomatte for Material Name and Material Path modes has wrong manifest
• Pack Scene command throws an error with latest builds
• Popping alembic transform when motion blur is enabled with Duration of 1.0 and Interval Center of 0.0 when exporting single VRScene for entire sequence length
• Solaris: Discrepancy in Mapping compared to VMaya with a provided .USD
• Specific tiled EXR file returns black color when applied as texture due to only channel present in file being rgb.R
• LPE light tags are not treated as events which causes wrong output for tagged lights
• GI from all lights is included in Light Select when using LPEs with Light Cache instead of Brute Force
• TexOceanSpectra with motion-blur produces slightly different displacement than without motion-blur
• Solaris: parts of the geometry are missing when render via husk
• Solaris: display flag change makes all the geometry to become transparent
• Wrong transforms in Hydra with specific USD scene
• Installer: silent install is not working
• IPR: decal displacement is not handled by IPR
• LightMtl: texture as color multiplier produces different result than direct value
• LightInstancer: Instancing of textured lights
• Primary visibility for geometry with overlapping parts cuts to alpha
• V-Ray Enmesh: add support for alembic as source and reference objects
• V-Ray Enmesh: add support for packed source and reference objects
• Installer: prevent installing over running V-Ray if Houdini or Husk are running
• Instanced objects transform is ignored when using Light material with Direct Illumination t)
• Solaris: Displacment VOP parameter "Use Global Settings" is ignored
• ColorCorrectMaya is not exported to .vrscene when GPU is chosen
• Solaris: Displacement - override settings globally not working
• High memory usage and geometry compile time when using Alembic with instanced shapes instead of vrmesh
• MaterialX Color Ramp has wrong output when used with a Geometry Property Value sampling the UVs of the geometry
• Solaris empty viewport when using Distributed Rendering
• VRScene Material Import fails due to missing plugins: MayaMultiplyDivide and TexPlusMinusAverage
• Solaris: Changing the material connected to the output node of a V-Ray Material Builder VOP does not cause an update
• VRayDirt's "Ignore Self Occlusion" does not work
• Solaris - "Use" options for SettingsEnvironment from Dome Light for GI/Reflect/Refract/Secondary Matte are not used
• Standalone: illumination masks exported from VFH not rendered in standalone
• Incorrect motion-blurred displacement when expansion type is dynamic
• Light Textures - <frame> token is exported in the file path instead of evaluating the expression
• Deadline: ${FBATCH} is not evaluated correctly
• Incorrect displacement for moving objects motion-blurred with geom_samples >= 3
• Crowd: Smaller values of Random Clip Offset lead to wrong render results
• Add OCIO to color space menu
• Wrong results with latest V-Ray Next stable when Triplanar and ColorCorrection is used
• Various issues with V-Ray windows on Linux
• VFB - using an EXR as Background image with "As Foreground" enabled causes the image to go black
• VFB - do not tint RGB channels when displaying them isolated
• IPR: velocity blur is not updated when changing shutter speed of physical camera
• Render Region resizes unproportionally when Camera Resolution is increased
• IPR: Costant updates for volumes when changing shader params if Motion Blur On and rendering the last file in the VDB sequence
• Solaris: custom volume used for smoke color is not rendered correctly
• GeomParticleSystem plugin has the parameter "age_pp" twice
• Square artifacts on using Adaptive DomeLight on GPU
• Crowd: Missing delay in animation when rendering the whole sequence compared to smaller frame ranges
• Exception in Core if you use .vrscene Shader Overrides without typing Scene Name
• Wrong applying and mapping of imported via .vrscene materials
• Wrong mapping after Unpacking to Polygons a .vrscene exported from 3dsMax
• BakerTool: expose more controls in UI
• Crowd: Discrepancy in animation result when rendering sequence and per frame in a specific scene - missing agents
• Wrong material assignments when using animated switch node and uploading to Chaos Cloud
• Solaris: options in Display Options > Renderer are not handled
• Solaris: imposible to select anything in the viewport when V-Ray is set as viewport renderer
• Solaris: float to color automatic conversion does not work
• Missing texture animation export for particular scene on first export, if no GUI render is initiated
• Solaris: crash when shader has wrong connection
• Add native support of light labels in the LPE manager
• Regression: In GPU mode materials are showing black when Merge SOP is used and Visibility is enabled
• VFB rendering is making Houdini unresponsive on macOS Monterey
• Ocean surface sometimes differs from the one in Houdini
• Animated shader parameters are not exported for static meshes
• Add support for RGBA Combine VOP for GPU
• BitmapBuffer: <frame0*> support
• Displacement via V-Ray TexTriPlanar results in holes in the geometry with specific scene
• If you save the .hip file for the first time in the current session Use Project Path isn't enabling VFB History
• Triangular artifacts on packed .abc when Bitmap Filtering type is not set to None or Nearest
• Immediate crash when Denoiser and PhxShaderSim material with the Volumetric Z-Depth parameter set to 'Separate V-Ray Element' is added on volumes
• Hang after render of packed geometry is finished and when exporting .vrscene
• GI isn't working in IPR in latest nightly builds
• The intensity parameter of the Rect Light has no effect when using V-Ray GPU if the light is textured and "Directional" is set to 1.0
• Lighting discrepancy between CPU and GPU results when LightDirect is used with Intensity higher than 1
• Screen Window Size is doubled when Motion Blur is ON or V-Ray RenderChannelVelocity is used
• Animatable img_dir and img_file shouldn't be exported by submitting .vrscene to Chaos Cloud
• Unpacking to polygons disrespects UVs from .vrscene files exported from 3dsMax
• Rendering alembics is much more slower than rendering unpacked geometry on powerful CPUs
• Houdini 18.5.633 : Failed to start network server: [loadLib] -1: dlopen failed:
• Installation issues with the latest nightly builds
• Forced materials * uses the wrong material from the Material builder
• Segmentation fault in Py3 Houdini builds only
• Enable Probabilistic Volumetrics by default
• Missing bitmap color difference between CPU and GPU
• Expression including frames and subframes on alembics isn't working properly with V-Ray Core 5.10.20
• Zero Infinity Depth is broken when Filtering is enabled
• OCIO in 5.10.20 is up to 4x slower then in 5.00.xx
• Light Lister Refresh button isn't working on python 3 builds
• Point attributes on .abc aren't working on GPU without unpacking it
• Rendering alembics is more than 3 times slower than rendering unpacked geometry on powerful CPUs
• n IPR VFB2 isn't updating the V-Ray Log information to the end
• Empty About V-Ray window
• Alembic: Expose face sets as map channels
• Update V-Ray top node to work with new V-Ray 5
• Use Project Path checkbox isn't enabling History in VFB
• invisible VFB if V-Ray is used first in Solaris
• Velocity is not applied in GPU rendering
• Solaris: creating a V-Ray Material Builder in material library lop throws an error
• V-Ray Clipper does not work for Lights
• Mesh lights are clipped by V-Ray clipper even when "Clip Lights Geometry" is disabled
• Solaris: creating a DomeLight causes a crash
• LightMix: light type "Full"
• Incorrect import of reMap value from a .vrscene file, exported from Maya
• VFB gets smaller and smaller everytime render is started
• UVs for textures generated by UVW Explicit are not used when the texture is used for Bump
• LensEffects - effectresult element is missing in vfb and not saved in exr or as separate file
• Falloff Curve is faulty set to Constant interpolation when TexFalloff texture is unpacked from an imported .vrsene file
• LightMesh - does not handle path to sop node
• Unpacking to polygons provokes error and crash with a specific .vrscene
• Start V-Ray in Server Mode issue on OS X
• Linux:  VFB2- color selector for lights in LightMix is not opened/visible
• Starting a render disables the VFB2 history and clears the history folder path
• VFB2 resizes by itself on render if the layer panel is collapsed
• VFB constantly loses focus on OSX and gets hidden behind the main Houdini window
• Disable light materials option of the V-Ray Renderer has stopped working
• Ignored ROP parameters when changing camera to animated one
• Failed to create node for plugin TexBezierCurveColor when unpacking a vrscene from 3ds Max
• Objects imported from vrscenes disappear randomly when rendering animation on the GPU
• Attributes are not correctly interpolated for geometry with OpenSubdiv applied
• stoping render with ESC when VFB is closed does not actualy stops the render
• Errors when unpacking vrscene to polygons
• Hair Properties geom_splines toggle breaks material assignments with Multi Material for GeomMayaHair
• environment path with expression isn't evaluated correctly
• V-Ray ROP inside an HDA is not handling referenced parm when HDA is locked
• A big difference between material with and without dispersion
• Crash when sent to cloud without camera
• Light Instancer with 100k lights failed to render on Chaos Cloud
• Textures assigned through image file path tokens referencing a string attribute are ignored when rendering on the Chaos Cloud
• Hang or crash when assigning a COP network as texture during IPR on OSX
• Connecting displacement during IPR is not updated on MAC
• VRayClipper - result is not updated in IPR
• VRayClipper - object node transformations are not handled
• clicking on a parameter in material assigned to a hairgen object causes object to disapear in viewport
• Alembic with baked shop_materialpath loses its material when subdivided via GeomMeshFile
• Baked maps for mesh with normals tputs black elements
• UV Channel Named exports UVWGenProjection when used directly in ImageFile
• Wrong results for Normals and BumpNormals AOVs when rendering with GPU
• Wrong message printed in console when a bitmap is not found in a network location
• Environment Fog is missing in Light Select element when Deep Output is enabled
• Stop button on the VFB does not kill network location requests for files or textures with network paths
• Preview of .vrscene with many proxies is very slow - add proxy preview type and cache data in preview
• camera choosen in render view is not taken into account, ROPs camera used instead
• IPR: per-primitive displacement changes primitives which affects, when parameters are changed
• IPR: object imported into subnet disappear when material parameter is changed
• Textures provided to TexOSL as input are not evaluated
• vrscene viewport preview is broken on Windows
• VFB gets smaller and smaller every time it shows
• Differences between CPU renders differently than CPUIPR/CUDA with high MaxDepth in refractions
• Geometry node's Render>Geometry>Point scale parameter is not considered when rendering packed alembics
• The position of an animated camera is not updated when changing the timeline frame during an IPR session
• IMG/COP is not updated in IPR
• IPR - volume is rescaled when some of the VolumeGrid parameters are changed
• Crash in a specific scene with adaptive lights
• Crash when rendering particular vrscene with Standalone on Linux=
• GPU: BRDFHair inside MtlMutli is not rendered
• No image output if the scene is not saved to a file too.
• Forced hidden objects are not rendered
• VFB disappears when deselecting the Houdini window on Linux
• SettingsLightLinker include_exclude_light_flags are flipped for PhxShaderSim when rendering with V-Ray GPU
• IPR not updating copied instances
• Switch with expression is not updated in IPR
• Channel Reference in redered image name is not evaluated correctly
• ang when changing resolution in VFB IPR
• Mesh and Hair merged in the same object breaks material assignmentsCreating lights and geos during IPR leads to some light include/exclude issues
• IPR not handling geo level transformations with expression
• Cryptomatte by attribute is not working on crowds
• Deleting a light is not captured by IPR
• IPR - first created light is not disabling the default one
• Effect Environment in Aerial Perspective effect produce very different result compared to maya
• IPR is not always updating regular mesh copied to simulated points
• Crash to desktop when mesh geo is switched to a packed one
• IPR breaks the rbdfracture SOP
• IPR not handling SOP transforms
• Houdini Digital Asset crash with "V-Ray Environment" or "V-Ray Render Elements"
• Crash in VFB when switching between images in the History panel
• Freeze with specific user scene by trying to select nodes on first IPR run
• Crash when attempting to import a Cosmos asset
• Crash in standalone sequence render of volumes from a single VRScene
• Crash on render start with V-Ray 6 nightly builds from Dec. 01, 2023
• Crash when changing MaterialX Image VOP's "Signature" parameter back and forth
• Crash on export when particles with velocity are present in the scene
• IPR: Crash changing frames
• V-Ray Deadline: crash when wrong parameters are set
• Crash when rendering with instanced lights and using LPEs
• Crash error on Linux with V-Ray 6.1
• GeomInstancer: Crash with LPE in particular case
• Linux: Immediate crash on render and/or VRScene export
• IPR hang if Render Node license is not present
• Houdini 19.5.605 Crashes with Parameter Menu opened with a hot key on OSX
• Houdini Crashes when Cosmos Assets are imported
• IPR: crash on exit after an IPR session
• Geometry compilation fails for specific Alembic file with Displacement assigned to it
• Crash on exiting Stage/Houdini when a render is initiated in both Solaris and Regular
• Hang when attempting to import a specific VRScene containing instanced alembics
• Crash subdividing invalid topology
• Core: Tessellated hair IPR update crash
• Solaris: Tessellated hair IPR update crash
• Crash when starting IPR before a production render with specific scene
• OSL: instant crash when try to load particular osl file
• Crash in IPR when modifying the render region while scene changes are synced
• Solaris: crash when change renderFlag from materialX to vray material library lop
• VRayProxy: Hang after second Render to Disk
• crash when disbale physical camera settings during IPR in "Render View" or viewport
• crash if start a render after an ipr session
• Karma hangs on sequence renders when V-Ray in installed
• Setting "Screen Window Size" to negative during IPR crashes VRay & Houdini
• Solaris: crash when enable than disable instancable parm of configureprimitive LOP
• NUMA Standalone render fails in scene with a lot of Alembic files that have a large number of attributes
• Crash on last alembic frame export when motion blur is enabled and using per-frame alembic files
• Immediate crash when importing big .aur files in V-Ray Volume Grid Cache
• OSL: crash when redraw UI after render
• Crash when Reflection Glossiness is present before Light Mix element in AOVs channels container
• Crash with LightInstancer and 250K lights
• In a newly created blank scene using certain python code provokes a crash
• Solaris: Immediate GPU crash after using Instancer
• Crash when importing materials from .vrscene
• Exception in Core when using frag file in a TexGLSL as Extra Texture AOV
• Crash after rendering with IPR after production render with LightMix in the scene
• Crash when trying to render one or both pyro simulations in a particular scene
• Alembic: Crash with polygon with 1 vertex
• GPU crash with a specific setup including V-Ray UVWGenExplicit and BerconNoise
• Crash or Hang when rendering a sequence with Phoenix Foam Shader assigned to particles
• Crash after closing Houdini on Linux and OSX
• V-Ray 5: Houdini will crash on OSX and Linux when using File -> Exit after rendering with V-Ray
• Crash when enabling matte/shadow object properties options while GPU IPR is running
• V-Ray 5: IPR crash when frame is changed
• Crash when start IPR from VFB and VRay ROP is in HDA
• Crash when IPR is stoped on Mac OS
• Crash to Desktop if Volume Grid Shader is copied during an IPR session
• Animated SettingsOutput "img_file" and "img_dir" can't be overridden with -parameterOverride
• Export the smoke volume to PhxShaderCache even if rendering of smoke is disabled to ensure the transform is inherited from the smoke field
• Solaris: displacement is not updated for changes to the input shading graph

Build 6.10.09

Official Release, Update 1

Date - June 12, 2023

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...

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New features

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Chaos Cosmos

• Add support for Chaos Cosmos Enmesh assets

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• Add Finite Dome parameters
• V-Ray Profiler Improvements
• Houdini: Add NVidia AI Denoiser Upscaling and Panorama options for Denoiser

Solaris

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MaterialX

• Emissive Materials in Light Select and Light Mix
• Light Mix "To Scene" button has no effect for BRDFLight materials

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• RenderVar LOP - expose extraTex "force_32_bit_output" in V-Ray Tab if sourceType is primvar
• Support for Cryptomatte primvars from unpacked instancers
• Add PhxShaderSim::scene_name export when volume shader is in volumetric mode for Cryptomatte
• Faster output for beauty (C.*) LPE render element
• Add Hair Width Multiplier option to Render Geometry Settings LOP
• Add an option whether to use reference points or not
• Add beginning forward slash for Cryptomatte Node Path output
• Use primvars from prototypes instead of instancer template points when available
• Support for Cryptomatte primvars for instanced particles
• Support for Cryptomatte primvars for instanced hair
• Slow translation of V-Ray shaders
• Displacement - override settings globally not working
• Fixed - Displacment VOP parameter "Use Global Settings" is ignored
• Add overscan support
• Fixed - Dome Light Finite Dome options missing in UI
• Fixed - RenderVar sampler:pointReference not rendered for hair
• Fixed - Respect USD Texture Gamma control in Solaris
• Hydra: Export only used primvars
• Fixed - Fast movements in the V-Ray scene view are showing only the initial and final positions of the objects
• Fixed - Black zDepth when using specific settings
• Always export Probabilistic Volumes controls to SettingsOptions or update plugin default to enabled
• Fixed - Wrong render when Data Window NDC of RenderSetings LOP has different values for minX/Y or maxX/Y
• Fixed - No AOV output starting with nightlies from Jan 09 2023
• Fixed - Wrong result when using nested instances with Retime Instance LOP
• Fixed - Wrong color mapping for textures coming from Maya due to export of color_space instead of transfer_function for BitmapBuffer plugin
• Fixed - Adding primvar aov causes hair width value to be exported divided by 2
• Fixed - Render is stretched when using overscan
• Fixed - Pixel shift when overscan or regionrender
• Fixed - Visibility properties has stopped working on meshes since january27
• Fixed - Velocity AOV with disabled motion blur
• Fixed - Velocity and interval center
• Fixed - Domelight intensity - wrong expression
• Fixed - TexSampler::random_by_polyShell does not work with rayserver
• Fixed - Instanced objects Cryptomatte for Material Name and Material Path modes has wrong manifest
• Fixed - Render Region is sometimes not updated correctly until a camera move is made
• Fixed - Transform applied to volumes used as prototypes is ignored for instances
• Fixed - Default Color for Image File VOP has no effect
• Fixed - Empty Deep Output file path causes V-Ray to fail saving a rendered image
• Fixed - GPU render settings are not exported
• Fixed - No motion blur for lop level animated object
• Fixed - Wrong render region with physical camera in Solaris
• Fixed - OSL: Missing input parameters
• Fixed - Curves and ramps in VolumeGrid Shader are not translated
• Fixed - Smoke volume does not have color
• Fixed - Instances has no moblur with particular scene
• Fixed - Transform of a single instanceable volume primitive is ignored
• Fixed - Clicking the render region tool "Clear Render Region" button with Physical Camera enabled causes wrong camera transform
• Fixed - Parts of instanced geometry go missing randomly with specific scene on Linux
• Fixed - Normal bump not rendered
• Fixed - Vector displacement options are not exported
• Fixed - "Invalid property name error.!" for a lot of shaders
• Fixed - Volumes are not rendered because of missing parameters of PhxShaderSim
• Fixed - Displacement texture file path is not handled
• Fixed - Object properties shadows_visibility is ignored by vrproxy
• Fixed - GeomInstancer crash
• Fixed - Meshlight causes "EXCEPTION IN CORE"
• Fixed - Mesh light crash
• Fixed - Change display flag from meshlight to its geo causes a crash
• Fixed - LightLinker causes a crash with builds after January 27
• Fixed - Crash when change renderFlag from materialX to V-Ray material library lop
• Fixed - Crashes when Environment Fog as a material is present in the scene

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Modified features

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Cloud

• Add new V-Ray Sky Clouds options for density, seed and contrails

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• Update changelog - V-Ray 6 for Houdini Beta Release
• Add support for point integer attributes for shading
• Pick support for Houdini 19.5.534 for the stable builds for V-Ray 6
• Mac OS notarization for V-Ray for Houdini builds
• Set "Thread Priority" to "Lowest" by default
• Standalone -frames=range is broken if path keyframes are used

Bug fixes

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Alembic

• Option to use velocity only
• Cryptomatte "Per Attribute Value" does not work for Alembics

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• Crash when attempting to import material from a specific VRScene

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Build 6.00.21

Official Release

Date - Dec. 13, 2022 

New features

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V-Ray

• Integrated the Chaos Cosmos asset library for Houdini 19 and up, under Windows
• Implemented the V-Ray Profiler
• Implemented the V-Ray Memory Tracker
• Added Adaptive Bucket Splitting
• Implemented the V-Ray Enmesh for render-time generation of patterns over a mesh surface
• Updated V-Ray IPR for better interactive feedback

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• Add an option to remove resumable file after successful render

 

Solaris

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V-Ray

• Add V-Ray support for Solaris Render Region Tool
• Add support for USDZ files
• Added Plate Workflow support through the V-Ray Environment settings on the Dome Light LOP
• Add texture tint/simple color correction controls for Dome and Rect lights
• Implemented LPE light tags support for lights in Solaris
• Add support for Motion blur based on velocity attribute
• Add support for integer PrimVars with User Integer VOP
• Add Deep Output support
• Add support for "constant" PrimVars in Cryptomatte
• Add Camera Overscan support
• Add support for writing Cryptomatte data through husk
• Add support for live volumes
• Add V-Ray Environment Fog
• Add Viewport Denoiser Result toggle
• Add support for MaterialX position and normal output via husk
• Add V-Ray Proxy support with V-Ray Proxy LOP
• Add support for native Houdini volumes
• Add "V-Ray Render Vars" LOP HDA similar to the Karma standard variables with presets for common AOVs
• Add Hair Properties in Geometry Render Settings LOP
• Add "Render as Disc" option for points in Geometry Render Settings LOP
• Add NSamples/Velocity support
• Add Bercon Noise support
• Add Deep Output support for VDBs
• Add support for Nested Instancing
• Add Visibility Settings for Volumes in Solaris
• Add Deep EXR options in Render Settings LOP
• GPU crash to desktop with instanced geometry
• Crash when the shader has wrong input connector type
• Combine texture causes a crash
• Crash when enabling and disabling the “instanceable” option of the Configure Primitive LOP
• Hydra delegate crash to desktop in CentOS
• Scene import (All) crashes in Python in Houdini 19.5
• Crash to desktop with new GeomInstancer plugin
• Meshlight causes "EXCEPTION IN CORE"
• Crash when toggling any of the Render Geometry Settings LOP options
• Light Linker not working
• Preview shader is rendered grayscale - Linux only
• Switching BRDFs inside the V-Ray Material Builder does not update the Viewport
• Randomizer VOP does not work
• Mismatch between Karma and V-Ray renders for points with “pscale”
• V-Ray skips point with index 0 when rendering points
• TexUserScalar does not work
• Opacity of V-Ray material is not working when color output of ImageFile VOP is used
• PrimVars/User Color on points is not rendered
• Invisible parameter state of lights is ignored when changing delegates
• Velocity blur for Volumes is not working
• Remap texture does not work in "Color" mode
• Impossible to select anything in the viewport when V-Ray is set as the Viewport Renderer
• Adding a dot in the shader graph breaks the shader
• Mesh Light Texture is not used or exported to the VRScene
• Expose "Max. MipMap Resolution" in the Render Settings LOP > Options > Textures
• Some parameters are not taken into account when saving Deep data
• Missing "Affect Reflections" toggle on V-Ray light properties
• Light material with "Direct Illumination" enabled does not update color changes in the Viewport
• Displacement isn't present in final render through husk
• Wrong default value export for "Preserve Map Borders" parameter when using subdivision
• Hair when "Use Embree" is disabled is missing from the final render through husk
• Chaining Switch VOPs does not work
• Memory leak with husk and specific scene
• LPE render var settings are not exported
• Change render var format to color3f for color elements in VRayStandardRenderVars LOP
• Image File VOP always uses "Inverse Gamma" as "Transfer Function"
• "Use" options for Environment settings from Dome Light for GI/Reflect/Refract/Secondary Matte are not considered
• Spotlight angle does not match Karma
• Spotlight softness affects only shadows but the light borders are always sharp
• Integer attributes are not supported
• Material Output VOP does not trigger an update in Houdini 19.0
• Missing vertex, face and normals lists for reference mesh when importing alembics with rest attributes
• Vector primvars are not picked up
• Render Settings LOP fails to load V-Ray UI due to ds file typo
• Different color mapping between render passes
• "Override Settings Globally" for Displacement is not working
• Displacement VOP parameter "Use Global Settings" is ignored
• Remap texture in "Float to Color" mode does not work with Blend material
• Geometry goes missing after switching delegate from V-Ray to Karma and back to V-Ray
• Viewport selection doesn't work
• Overscan is not saved in husk's output EXR
• V-Ray Remap node adds gamma shift
• Empty viewport/render after switching delegates
• Add OSL support
• Pixel shift when rendering with overscan or using region render
• Denoiser does not work
• Wrong render region top coordinate
• RenderVar sampler:pointReference not rendered for hair
• Volumes rendered to disk through Husk have no emission
• Wrong transforms in Hydra with specific USD scene
• Coat and/or Sheen element breaks all the elements when render to MPlay
• Hydra USD wrong render - "darg", "earg" and "targ" parameters for volume shader are not exported to USD
• Error when V-Ray delegate is started on scene open instead of OpenGL on Linux
• Parts of the geometry are missing when rendering via Husk
• Volumes are not rendered because the cache path is not passed to PhxShaderSim
• Vector Operations VOP does not export vector_a and vector_b parameters
• Exposed the Extra Tex "force_32_bit_output" in the V-Ray Tab if sourceType is primvar for a RenderVap LOP
• Added standalone precompiled V-Ray 6 USD builds
• The AOV Bind VOP can now be used without a "bind:" prefix in the RenderVar LOP
• Fixed Karma hanging on sequence renders when V-Ray is installed
• Crash when Mesh light is present in the stage
• Crash when changing the render flag from a MaterialX to a V-Ray material library LOP
• Changing the display flag from a Mesh light to its source geometry causes a crash

...

• Add support for MtlX Adjust as HSV to V-Ray
• Add support for MtlX Range
• Add support for Mtlx Burn
• Add support for Mtlx Difference
• Add support for Mtlx Screen
• Add support for Mtlx Dodge
• Add support for Mtlx Minus
• Add support for Mtlx Disjointover
• Add support for tan function for vector3 and vector4
• Add support for sqrt function for vector3 and vector4
• Add support for sin function for vector3 and vector4
• Add support for log function for vector3 and vector4
• Add support for floor function for color3,4 and vector3,4
• Add support for exp function for vector3 and vector4
• Add support for Mtlx Divide
• Add support for cos function for vector3 and vector4
• Add support for ceil function for vector3 and vector4
• Add support for asin function for vector3 and vector4
• Add support for acos function for vector3 and vector4
• Add support for Mtlx Overlay
• Add support for Mtlx Plus
• Add support for Mtlx In
• Add support for Mtlx Mask
• Add support for Mtlx Matte
• Add support for Mtlx Out
• Add support for Mtlx Over
• Add support for Mtlx Sign

Modified features

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Alembic

• Add support for SOP and OBJ level transform for Alembic primitives piped into a Mesh Light
• Add support for Object Properties "Geometry Samples" for per frame particle Alembics with multiple subsamples

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• Remove "Auto Transfer Function" toggle and script from Image File VOP

 

Bug Fixes

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IPR

• VFB2 isn't updating the V-Ray Log information
• Debug flag does not work when a VOP node inside a Material Builder is assigned to the geometry
• Animated Ocean Spectra Mask is not updated on frame change
• Exporting a VRScene in "Export" mode directly after running IPR causes empty standalone renders
• Renderer "Override Camera Resolution" option changes do not update IPR
• Referenced Shader changes do not update IPR
• Parameter changes for nodes inside Material Builder piped into Multi ID material do not affect IPR
• Material Override when using Distance Texture is lost when starting second IPR session
• Persistent updates or crash when changing a Volume Shader parameter assigned at the SOP level
• Render Region disappears on Production render or IPR start
• Material Overrides are lost when changing the Timeline frame during IPR when Extra Texture with the override object in its Exclude list is present
• Removing a Decal object from the SOP network does not affect IPR
• No updates for displacement assigned at the SOP level to Alembic primitives
• Renderer ROP Objects list does not update IPR
• Deleting objects or lights does not affect IPR
• V-Ray Proxy SOP is not updated in IPR
• Geometry goes missing during IPR if there are nodes that are linked to the camera transforms in the scene
• Lost ExtraTexture elements after the first one, on frame change, and if they have the same object in Exclude List
• Material assignments for Multi ID Material are lost when using an input Material Builder instead of BRDF
• Slowly generated mesh is not updated
• No update when enabling/disabling the ROP Material Override options
• Geometry that is hidden when IPR is started remains invisible even when unhidden during IPR
• Unnecessary refresh when changing folders on a BRDF node
• Renderer Camera settings do not update IPR
• Viewport does not update view changes
• Light Instancer not updated
• V-Ray Object Properties are not updated in GPU IPR
• Rendered objects would occasionally disappear when making changes to their geometry or adding additional objects to the scene
• Material assignments are ignored in for the entire scene if a debug flag is present on a VOP node
• Displacement per primitive not always updated in IPR
• "Render with Take" uses the correct take then refreshes and reverts to Main during IPR
• Toon Effect is updated in IPR only once
• Any changes done while IPR is running cause the Fog effect to disappear
• IPR update broken in 5.x for Light Instancer
• Velocity blur is not updated when changing "Shutter Speed" of Physical Camera
• Sun parameters do not update Sky texture for IPR when used in a Dome Light
• Hang if VFB IPR button is clicked multiple times before IPR starts
• Crash with partitioned alembic when using Motion Blur and Displacement
• Crash with Alembics using Displacement and Material AOVs
• Random crash during IPR or when attempting to start a production render
• Crash when toggling on/off the Mesh Light's "Use SOP Geometry" option
• Crash when changing the "Motion Blur Multiplier" on the Volume Shader
• Setting "Screen Window Size" to negative during IPR crashes V-Ray and Houdini
• Crash when starting IPR first then Production Render if "Cache Bitmaps" is enabled
• Crash when disabling the V-Ray Physical Camera during IPR in "Render View" or Viewport
• Crash if starting a production render after an IPR session
• Crash in IPR when modifying the render region while scene changes are synced
• Debug flag on Referenced Shader VOP has no effect in IPR
• ROP Render Scripts are not executed for IPR
• Settings for displacement coming from Override Material do not refresh in IPR
• VFB Render Region does not work if you start IPR when it is disabled
• Constant updates for volumes when changing shader params if Motion Blur On and rendering the last file in the VDB sequence
• Enabling motion blur is not handled during IPR
• Decal displacement is not handled by IPR
• Imported VRScene ignores changes to Objects visibility list
• Disabling a light's Node visibility flag during IPR will incorrectly disable the light

Rendering

• OSL crash when redrawing UI after render
• Crash with Light Mix on render start
• Crash rendering groomed fur/hair with V-Ray
• Crash when attempting to render a volume without volume shader assigned to it
• Karma hangs on GUI sequence renders when V-Ray is installed
• Freeze on production render start with Rayserver Instancer and Displacement
• Crash if render is quickly started, stopped and started again multiple times
• "-imgFile" flag for standalone rendering causes double output
• VFB is brought to foreground on every frame when rendering a sequence, even when Houdini is minimized
• Wrong frame token exported when using $F4 tag for textures
• Per-primitive displacement does not render correctly
• Add support for vray_renderable packed attribute
• Texture for Dome light is not exported when using a referenced Image File VOP
• Geometry nodes in an Object network inside a parent Geometry node are rendered even when the parent Geometry node has visibility disabled
• Color AOV name expression is not evaluated for VFB
• Material Overrides do not work for more than one object in pattern list
• Forced hidden object with material override does not have material in render
• Overscan disables render region
• When using shader overrides with VRScene SOP the render becomes darker
• NUMA slowdown when rendering Alembics
• Double camera export when using a Switcher to change the render camera per frame
• VFB Render Region in viewport is not always rendered
• Render Region resizes unproportionally when Camera Resolution is increased
• "Visible in Refraction" causes wrong render output when a glossy material is present
• Baked volumes in VRScene produce empty renders in some frames
• Render Mask in "Object" mode does not work
• Physical Camera missing "specify_focus" export causes wrong DoF renders
• Crash rendering groomed fur/hair with V-Ray in a specific scene
• Freeze on production render start with Rayserver Instancer and Displacement
• Immediate crash when pressing Render after upgrading to MacOS Big Sur 11.2
• Standalone - wrong frame loaded for Alembic in Distance texture when rendering with -frames argument
• VFB Compare settings are lost when starting a new render
• Wrong render in Houdini with TriPlanar texture applied to Alembics with rotation in Y
• Missing texture animation export for particular scene on first export, if no GUI render is initiated
• Empty render for live volumes when Motion Blur is enabled
• Alembics exported with object level transforms have double transformations when rendered
• Volume emission not rendered in Beauty ("C.*")LPE
• Randomly missing UDIM textures with specific scene

...

GPU

• V-Ray Material Translucency parameters are grayed out for GPU but should not be anymore
• Wrong Light Linking export for GPU
• Matte Surface not working in GPU render for poly geometry
• Lighting discrepancy between CPU and GPU results when Direct light is used with Intensity higher than 1
• Square artifacts on using Adaptive Dome light on GPU
• CPU instead of RTX mode is started
• Image sequence as texture not rendered on GPU
• Attributes for shading with User Color and User Float do not work for Alembic hair and particles on the GPU
• Freeze with specific volume when using GPU
• Crash with a specific setup including V-Ray UV Explicit and BerconNoise

• Extra Texture AOV include list does not work for particles

• TriPlanar texture with rest attributes does not work for live geometry and Alembics

• Missing bitmap color difference between CPU and GPU

• Color Correct (Maya) texture is not exported to .vrscene when GPU is chosen

• Crash when rendering a mesh with attributes sampled in the shader and motion blur enabled

...

• Remove file exists check when exporting packed disk primitive volume by path to speed up VRScene export
• Slow VRScene export time for instances with Motion Blur
• Slow export of animated cached VDBs
• Very slow export and high memory usage for Mesh Light using deforming alembic as source geometry
• Wrong export for frame($F2) token in texture path
• Channel string reference for VRScene Export path on Renderer ROP with frame token causes wrong export
• VRScene export for per frame Alembic files with time offset is not animated
• Export Mesh Lights generated by Light Material with "Direct Illumination" enabled to Light Select element
• No VRScene export for animated objects after first frame when Motion Blur is Enabled
• Empty plugin export for Extra Texture element
• Empty parameters export for Distance Texture - only Objects list is exported
• Empty export for Renderer Image Sampler parameters
• Float to Color is always exported, even when the float output is connected to a float input
• Light Instancer is not exported when texture baking
• Distance Texture object is not exported if part of an Override Material
• Wrong Displacement export for "Vector Displacement" assigned through Material SOP at the SOP level
• VRScene export - missing material AOVs with Alembics and Motion Blur when Offset is 0 and Duration is 1
• Only first frame is exported to VRScene for animated objects in Distance Texture list if their visibility is disabled
• Reflect/Refract mask are exported incorrectly
• Crash if you use VRScene Shader Overrides without typing Scene Name
• Material Overrides are lost for VRScene export after the first frame
• "Clip Mesh" parameter for V-Ray Clipper is not exported
• No export for Image File OCIO tab
• Animated shader parameters are not exported for static meshes
• Proxy Export not working in latest nightly builds
• VRScene export for Mesh Lights with Alembics only uses the first frame of the sequence
• Issues with Proxy export and particles
• Multi-valued params are not exported
• Light Textures - frame ($F) token is exported in the file path instead of evaluating the expression
• Wrong export for Image File VOP into Layered texture causes no color output
• Wrong UV set export for Image File VOP when exporting a .vrscene
• When Mapping of Procedural textures is set to UV, parameters are not exported to .vrscene
• Object Scale for V-Rya Enmesh is always exported as 1.0
• Multiple plugin exports when generating per frame VRScene files
• Crash on last alembic frame export when motion blur is enabled and using per-frame alembic files
• Empty export for Extra Texture element
• Hang after second V-Ray Proxy export
• ".vrscene" file path is truncated to 256 characters on Linux
• Stray points are exported both as vertices for GeomStaticMesh and as particles for GeomParticleSystem
• Wrong Image File VOP transfer_function export when OCIO is enabled on Image File VOP
• Mac: Exporting animated proxy into a single file would occasionally cause Houdini to become unresponsive

...

VRayScene

• Incorrect import of Remap Texture from a VRScene file exported from Maya
• Incorrect import of volumeNoise (3D noise) from a VRScene file exported from Maya
• VRScene "Unpack to Polygons" does nothing if a node named "vrayscene_unpack" is already present in the same SOP network
• VRScene "Unpack to Polygons" does not create a material network
• Crash when importing materials from .vrscene

...