Page History

Build 6.10.00

...

Official Release

Date - Dec. 13, 2022June 12, 2023

 

UI Button
color blue newWindow true icon download title Download V-Ray 6 for Houdini url https://download.chaosgroup.com/?platform=58&product=47

 

New features

...

Chaos Cosmos

• Add support for Chaos Cosmos Enmesh assets

Cloud

• Add V-Ray Sun Procedural Clouds

Exporter

• Export sphere primitive as GeomPerfectSphere for V-Ray 6

GPU

• V-Ray GPU Texture Compression
• V-Ray GPU - Mesh Mode support for V-Ray Clipper

Materials

• Add Volume Shader Phase Function parameters
• Update V-Ray Material

OSX

• Add support for Cosmos on OSX and Linux

Solaris

• Add support for the Phoenix Particle Shader
• Add V-Ray profiler support in Solaris

Textures

• Chaos HDRI Import - link the texture UV generator "Horizontal Rotation" to the parent Dome Light's Rotate Y

V-Ray

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

Solaris

...

MaterialX

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

Solaris

• 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

Modified features

...

Cloud

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

Exporter

• Add support for exporting Decal displacement texture for each decal object
• Ply2vrmesh/vrscene: use path user attribute as object path if exists

Installer

• Show correct V-Ray version in installer
• Update installer images for official V-Ray 6 for Houdini release

Materials

• Add support for vector volumes for smoke color in the volume grid shader in Houdini

Rendering

• Expose Volume Shader Volumetric Render Elements controls
• Add ultra low thread priority option to render settings

Textures

• Add TexLayered plugin to Houdini
• Hide "Layered Texture" from the shelf and remove (Max) suffix from "V-Ray Layered Texture (Max)"
• Add missing "allow_negative_colors" option for the Layered texture

V-Ray

• 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

...

Alembic

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

Exporter

• V-Ray Enmesh: obj_scale is always exported as 1
• V-Ray Sun: clouds_phase_y parameter is not exported at all
• Tests regression related to export after specific commit on Feb 1, 2023
• Missing scene_name export
• VolumeVRayToon - depthCurveOn and angularCurveOn are not exported
• Material Overrider plugin is not exported starting with nightly builds from Apr 07 2023
• Attributes on packed primitives are not exported to Rayserver
• OSL Texture and Material are not exported

GPU

• Device Select window is empty until render
• CUDA/RTX : white zDepth when using bucket sampler
• Crash when render mesh with attributes in shader and moblur ON

IPR

• Decal displacement is not handled by IPR
• Selecting a node in the root /obj context will restart IPR
• Multi ID Material does not trigger ipr update if builder is used as input
• Fire Opacity Multiplier in "Fully Visible" mode has no effect in IPR
• Black region in the render when changing camera windows size during a session
• Crash if start a render after an ipr session
• Crash when using the Bypass flag and node doesn't have inputs
• Debug and Ignore flags do not work for nodes inside shaders assigned as material overrides through the Renderer ROP

Installer

• Python is not packed into the V-Ray 6 for Houdini beta installer
• V-Ray 6 installer says "V-Ray 5" when uninstalling
• Licensing server and crash problems

Instancing

• LightInstancer: Instanced lights are always invisible regardless of visibility parameter
• Non-uniform scaling of instances
• Rash with Decal Displacement when applied to geometry in Instancer2 plugin
• Massive hair in

Lights

• LPE light tags support
• V-Ray 6 "C.*" LPE accumulates lighting for LPEs using a light tag such that the illumination is doubled for each tagged light

Materials

• V-Ray Enmesh: enmesh material ignores attributes
• Toon material error in log due to dynamic parameters flag
• Cast Shadows option from V-Ray Object Properties does not work with static geometry when a material is assigned
• User shader translator crash on Linux in hbatch/hython

OSL

• String parameter creates a vector4 input instead of color input

Rendering

• Volume emission not rendered in beautyLPE
• "Probabilistic Volumetrics" option is ignored for GUI rendering in VFB but is exported correctly to VRScene for Standalone
• VRayObjectProperties plugin: matted objects appear in AOVs even if generate_render_elements=0 and visibility settings are enabled as well
• Instances: v@pscale with same value for all components is rendered different than f@pscale
• Instances: v@scale and v@pscale are rendered same way
• Animated cache path for instanced meshes is ignored for instances that point to the same file on the first frame of a render sequence
• Tri-Planar texture randomization changes on every frame when using the "Auto" or "Instance ID" Mode with a sequence render from GUI or VRScene
• Ocean Spectra "Downsample" option is increased on every frame when rendering an animation
• Attribute "uv" for hairs in Alembic file render black
• TriPlanar into Bump in Normal (Tangent Space) has artifacts if the rendered geo has additional map channels
• Omni/point light with far decay is not rendered
• Mesh Light disappears on second frame of a sequence render in GUI rendering only
• Karma hangs on sequence renders when V-Ray in installed
• VRayProxy: Hang after second Render to Disk

Textures

• Randomly missing UDIM textures
• Very small triangles are ignored when Texture Baking causing black artifacts
• Wrong evaluation for frame token $F when used in expression for texture baking UDIM range
• Light Mix "To Scene" option sets the Light color to black if a texture is present on the light

UI

• Hide Cosmos Browser from V-Ray menu on Linux and OSX
• Settings Environment UI - wrong parameter disable expression
• BakerTool: tool icon is missing

V-Ray

• V-Ray 6 - do not force BF/BF for GI in V-Ray 6
• "Force Objects" ignores volumeGridCache
• Fog Effect - wrong labels in "Options" folder
• Wrong Interface license is being engaged in V-Ray 6 beta builds
• Can't Pack a Scene with V-Ray 6 for Houdini 19.5.403
• V-Ray Enmesh: replace "core" enmesh with the HDA
• ObjectPropertiesSOP: overriten properties are ignored
• Can't Load V-Ray 6 for Houdini 18.5.759
• Pack Scene command throws an error with latest builds
• Pack Scene option throws an error with Houdini 19.0 builds
• Physical Camera - do not gray out Center Bias and Bokeh control when Bokeh blades control is disabled
• VrayDeadline ROP: command line args are not provided to Deadline Job
• VrayDeadline ROP: error messages printed when submitting a job
• BakerTool: uv attribute name has no effect
• VolumeVRayToon: asterisk as exclude list inverts exclude type
• Displacement: lack of details when "view dependent" is OFF
• Displacement Bounds are not computed when using an image file sequence for displacement
• Pack Scene option breaks when using parameter references
• Motion Blur affects image resolution when Screen Window Size options on the camera are non-default
• Invalid Plugin ID warning
• No scene output when a Post-Translate script is present on the ROP
• Decal inside subnet crash
• Random crash/hang on start/stop

VFB

• Background Image is not updated when using $F tag for image sequences
• "Ignore VFB Settings for Batch" has stopped working on May 31, 2023
• Crash in VFB when quickly switching between saved images in the History by double-click

Viewport

• Missing viewport preview for V-Ray Fur, Decal and Enmesh

Volumes

• PhxShaderCache::raw_vdb_stream wrong ui guide

Chaos Cosmos

• V-Ray 6: Cosmos: Crash / hang after importing 2-3 assets
• Crash when attempting to import a Cosmos asset

OSX

• Crash after closing Houdini on Linux and OSX

VRayScene

• Crash when attempting to import material from a specific VRScene

Build 6.00.21

Official Release

Date - Dec. 13, 2022

New features

...

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

...

• Add an option to remove resumable file after successful render

Solaris

...

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

...

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

...