--- title: "V-Ray Next, Update 2" canonical: "https://documentation.chaos.com/space/VMAYA/111741101/V-Ray%20Next%2C%20Update%202" format: markdown --- *Official release* **Date** - November 26, 2019   > Macro (iframe) ## **New features** --- ### ** V-Ray GPU** - Added support for RT cores of NVIDIA RTX cards - Introduced light tree for improved sampling on scenes with thousands of lights - Support for Deep EXR output - Hash map based light cache - V-Ray GPU Distance texture support ### V-Ray - Hash map based light cache - Added support for creases in V-Ray subdivision - Support for Bercon Noise texture ###  VFB - Improved Lens Effects with procedural dust and scratches ### **VRayFastSSS2, VRayAlSurface** - Added an option to consider all objects for SSS   ## **Modified features** --- ### V-Ray - Improved alembic import times - Improved VRayScene importing times - Changed the default values of the Progressive Sampler - Added an option to save color corrections to raw .exr and .vrimg files - Added "vray gpuDeviceSelect" command - Added an API for custom c++ translators controlled by desc.txt - Removed the "Use legacy materials" option - The Hypershade Material Viewer will now use V-Ray GPU when GPU is the renderer - Now checking the version of the installed Chaos License Server during installation - Multi-threaded execution of OpenEXR compression and decompression to improve performance - Updated Embree to v3.2.0 - Updated OpenEXR to v2.3.0 - Optimized rendering of Multi/Sub-Object material - Set AlSurface SSS weight max value in the UI at 1 - Set the default dynamic memory limit to 0 - Transfer color VFB corrections for Chaos Cloud ### V-Ray GPU - Added the RTX value for the -rtEngine flag for V-Ray Standalone - Added support for efficiently instancing hair on GPU - The Gaussian AA filter now available when GPU is the renderer - "DR Bucket" render element for V-Ray GPU - Improved user-defined shaders (GLSL, MDL etc.) compilation - Optimized mesh transfers to multiple devices ###  VFB - Moved the VFB test resolution functionality to the fly-out button instead of the right-click menu - Added "Save in image" option to OCIO color corrections, to save the corrected image - Added sliders for Lens effects' "Intensity" and "Threshold" parameters - Read the saved window position only for the initial render and use the last valid position afterwards - UI improvements for the VFB Lens Effects panel ###  VRayVolumeGrid - Added support for explicit texture coordinates for the Texture sampler - Do not load caches while the timeline changes during sequence vrscene export or render in Maya - Added warning when importing VDB particle caches in Maya versions older than 2018 - Speed up loading of VDB caches by reading their min-max channel ranges from metadata instead of calculating them ### Chaos Cloud - Added support for smarter cloud client updates - Added Cloud client application to V-Ray for Maya installation ### V-Ray IPR - AI denoiser will be used for IPR by default ###  VRayProxy - Improved errors logging ###  Cryptomatte - Disabled cryptomatte in IPR; - Set the default Cryptomatte mode to "Node name with hierarchy" ###  **VRayRectLight** - Improved sampling of directional lights ###  VRayLightDome - Dome lights are now adaptive by default ###  VRayALSurfaceMtl - Implemented bump shadowing ###  VRayMtl - Enabled affect shadows by default ###  VRayStereoscopic - Removed the Shade Map for Stereoscopy options ###  VRayExtraTex - Added an option to disable lossy DWAA/DWAB compression for a render element ###  VRaySmplerInfo - The render element should always be saved with lossless compression ## **Bug fixes** --- ### V-Ray - Fixed compositing results don't match with matte reflections if "Consistent lighting elements" is enabled; - Fixed Matte reflections not rendering with consistent render elements - Fixed zDepth render element infinity color - Fixed deleting instances in IPR crashes Maya in some cases - Fixed Negatively scaled objects exported to proxy with flipped normals - Fixed wrong gamma of the colorCorrect lookdev kit node - Fixed Standalone VFB not auto resizing depending on resolution - V-Ray should not append "_tmp" to the filename when exporting for the cloud - Fixed V-Ray Standalone Error [createPathImpl] Empty string argument with -imgfile= - Fixed RawReflection RE for AlSurface rendering black if the Reflection RE is not present - Fixed random crash after rendering a sequence with V-Ray GPU in Maya - Fixed different motion blur between proxy and referenced scene - Fixed Material nodes defined in desc.txt wrongly exported as volume shaders - Fixed Test resolution disabling resumable rendering in batch mode - Fixed Maya fluid texture rendering non-deterministically with GI - Fixed overscan for rendered deep EXR images not exported corectly - Deleting displaced geometries crashes maya - Fixed EXR metadata camera name is - Fixed float list in TexRemap '_value' parameters preventing GeomDisplacedMesh from functioning properly - Fixed missing metadata from multichannel EXR when rendering in batch mode - Fixed matte objects not present in the alpha channel when rendered through refractive objects ### V-Ray IPR - Fixed Isolate selecting a texture in IPR not respecting the placement - Fixed disconnecting image planes not detected in IPR - Fixed adding renderable curves to a spline does not refreshing while IPR is running - Fixed debug Shading's Isolate Selected mode not working correctly for objects with opacity ### VRayProxy - Fixed wrong UV interpolations in imported .abc hair/fur (via VRayProxy) when Tessellate hair is active - Fixed preview for instanced vrscenes - Fixed slow proxy export in Batch mode with specific scenes - Fixed Proxy visibility lists not loading in specific scenes - Fixed Proxy with -noMaterial option not rendered - Very slow loading of VRayMesh visibility lists ### V-Ray GPU - Fixed IPR on multi GPU stoping with CUDA_ERROR_INVALID_HANDLE - Fixed brighter rendering during adaptive light v2 gathering phase - Fixed artifacts when using Metalness with Glossy Fresnel - Fixed artifacts with VRayALSurface and Adaptive lights v2 - Fixed bounding box artifacts when rendering a VRayVolumeGrid - Fixed crash with hidden faces on subdivided geometry - Fixed crash during render with volumetrics - Fixed crash on stop during Light cache phase - Fixed crash when cancelling the render for scene with lights include/exclude lists - Fixed crash when using VRayClipper on an object with material containing VRayCurvature - Fixed defocusAmount denoise element not generated with standard cameras - Fixed Gaussian image filter not matching the CPU one - Fixed hidden edges of VRayEdgesTex always on with VRayProxy - Fixed hidden faces being rendered during Light cache preview, creating wrong lighting - Fixed Light cache not working with DOF and perspective camera - Fixed nested refractive volumes rendering wrong - Optimized distance texture for geometry heavy scenes - Fixed random crash with tiled bitmaps - Fixed unhandled exception when baking texture of a mesh with degenerate UVs - Fixed VRayVolumeGrid are not rendering correctly in normals render element - V-Ray GPU/VRayAlSurface: Fixed VRayAlSurface with rounded edges rendering wrong on the GPU - V-Ray GPU/VRayDomeLight: Fixed artifacts with Adaptive dome when objects are excluded from shadow casting in the light ### VRayDomeLight - Fixed artifacts when using Adaptive dome light and VRayFur with VRayMtl on it - Fixed artifacts with Adaptive dome and VRayToon - Fixed artifacts with Adaptive dome light with "affect reflections" disabled - Fixed using camera clipping planes makes the dome light invisible - V-Ray GPU/VRayDomeLight: Fixed artifacts with Adaptive dome when objects are excluded from shadow casting in the light ### VFB - Fixed certain integer render elements are not displayed when loading EXR files - Fixed the scrollbar in the Color Corrections window hiding some of the text - Fixed UI not responsive with ICC color correction during IPR with V-Ray GPU ### Material importer - Fixed BRDFVRayMtl not imported from file as VRayMtl - Fixed SamplerInfo Extra V-Ray attributes not importing by the material importer - Material importer now remembers the correct path to open when browsing ### Python - Fixed fatal error with post translate print node settings - Fixed Python post translate not working for certain lists ### VRayHairNextMtl - Diffuse component should go in it's respective render elements - Fixed artifacts in raw render elements with Consistent lighting elements ### VRayToonMtl - Fixed incorrect toon mtl contribution in light cache ### VRayEnvironmentFog - Fixed Environment Fog not respecting sets in "Add to shape lights" light mode ### VRayCarPaintMtl - Fixed car paint material rendering non-deterministically ### VRayScene - Fixed crash when importing scene with many particles ### VRayLightRect - Fixed different specular reflections when rendering directional disc light ### VRayOSL - Crash in microfacet("ggx") when roughness is greater than 0.0 ### VRayOverrideMtl - Fixed vignetting along concave edges with Light cache and many lights ### ZDepthRE - Refractive objects are white regardless of the Affect channels value with V-Ray GPU ### VRayALSurfaceMtl - Fixed SSS not being computed for materials seen through glossy refraction ### VRayStochasticFlakesMtl - Fixed stochastic flakes not visible through glossy refraction