--- title: "7.20.02" canonical: "https://documentation.chaos.com/space/VMAYA/356712449/7.20.02" format: markdown --- **V-Ray 7 for Maya, update 2** *Official release* **Date **- Dec 04, 2025 > Macro (ui-button) ## **New Features** --- **Chaos Vantage** - Added support for Vantage Live-Link in the Maya Viewport - Allow the choice of IP address for the host machine in Chaos Vantage Live-Link. - Allow Vantage Live-Link initiation on macOS and Linux. **V-Ray** - Added support for AI Material generation in Chaos Cosmos - Added support for the AI Image Enhancer option and render element - Implemented Displacement as Material - Improved Distributed Rendering (DR2) - Added support for MayaUSD 0.34.0 and 0.34.5 - Added support for MayaUSD 0.33.0 - Updated V-Ray and V-Ray GPU to OCIO v2.4 - Added support for Bifrost 2.14.1 for Maya 2024, 2025, 2026 - Added support for Bifrost 2.15.0 for Maya 2024, 2025, 2026 - Updated OpenEXR to v3.x **VRayGaussianSplat** - Added option for Gaussian Splat Clipping - Added support for animated Gaussian splats - Added support for Start offset for animated Gaussian splats **VRaySun** - Implemented Night Sky as part of the Sun and Sky system **VFB** - Added Highlights, Whites, Shadows, and Blacks to the Exposure layer - Added the ability to drag a mask from one layer to another in VFB - Added the ability to duplicate layers in VFB by holding Alt and dragging - Added the ability to save single or multiple history images to disk - Added a "Clear" button to the Cryptomatte mask in VFB2 ## **Modified Features** --- **V-Ray** - Increase the maximum count of light selects up to 256 **Installer** - Added an option to disable AI features in the installer **VRayMtl** - Implemented resolution-independent bump mapping mode that is not affected by screen scale **VFB** - Moved Highlight Burn from the Exposure layer to the Filmic Tonemap **USD** - Export VRayGaussianSplat node to USD - Better export of XGen animated parameters to USD **MaterialX** - Added support for the Standard Surface "Dispersion" parameter **V-Ray GPU** - Added support for VRayGaussianSplats on GPU - Extended caustic support for all V-Ray light types - Add support for caustics with dispersion - Adjusted photon rays calculation for performance improvements with caustics - Implemented caustics on Metal - Split sampling internally to improve GPU Rendering performance - Add support for Coat darkening in VRayMtl in OpenPBR mode - Added support for Material Select render element ## **Bug Fixes** --- **V-Ray** - Fixed multiple blended VRayNormal maps not updating in IPR - Fixed artifacts when using the "Uninverted normals bump" option - Fixed the Distance texture within V-Ray Fur that was not rendering correctly - Fixed incorrect uvCoord for subdivision surfaces - Added support for Environment variable tokens for .vrscene files in the Cloud - Fixed underestimated filters of reflective layers in VRayMtl - Fixed issue with Rectangle Light texture in the viewport not turning off **Chaos Cosmos** - Fixed overburned materials with some Cosmos assets - Hid the Cosmos settings button from the top shelf in UI - Fixed a crash with some Cosmos assets with variants **Chaos Vantage** - Fixed Hypershade rendering blocked after Vantage Livelink **MaterialX** - Added support for "MtlX Bump" texture imported from Houdini **USD** - Export render settings, camera, and render elements to a standard USD layout - Fixed the Export to USD option for merging shape and transformation being ignored - Fixed random incomplete export with Duplicate as USD data - Fixed the lack of IPR updates when there are two USD stages - Fixed meshes with USDSkel not rendering with V-Ray Standalone - Fixed the incorrect Camera type settings export and render - Fixed wrong render with VRayClipper attached to a scaled object - Fixed random mesh subdivision in specific scenes - Custom Autodesk file path resolver temporarily restricted in favour of the native V-Ray resolver **VRayGaussianSplat** - Fixed the wrong Gaussian Splat color space conversion **VFB** - Fixed the incorrect position of the first Polygon region drawing, always on macOS - Fixed wrong reordering when moving multiple layers out of a folder - Fixed Undo Stack flooding when choosing Filters and Display correction - Fixed the occasional wrong positioning of the VFB warning box **VRayVolumeGrid** - Fixed crash when reloading phoenixfd.mll and then closing Maya - Fixed incorrect warning about the Field3D library when starting a render in Maya **V-Ray GPU** - Fixed the incorrect OpenPBR Metalness render on the GPU - Adjusted misleading warning in V-Ray GPU IPR when caustics are enabled - Fixed CUDA performance regression caused by the "Abort on missing asset" option - Fixed the hole artefact at the caustics focal point - Fixed occasional crash when cancelling rendering job while building photons - Fixed incorrect VRayMultiSubTex multiplier rendering - Fixed wrong Caustics with physical 2-sided glass - Fixed incorrect VRayLuminaire intensity when propagating through geometry - Fixed incorrect VRayLuminaire color override result with OptiX - Fixed incorrect GI with VRayLuminaire with OptiX - Fixed GI artefacts with increased VRayLuminaire intensity - Fixed empty renders with Metal - Fixed crash when aborting light cache calculation with caustics and overlapping lights - Disabled unsupported OOC parameter for older scenes - Fixed animation freeze with Displacement in 2D mode on a complex geometry on macOS - Fixed GPU and CPU discrepancy for Caustics Max Photons value of 0 - Fixed IPR crashes when drawing Regions when the Light cache is used - Fixed ignored ACEScg color management setup with "Use System Memory for Textures" option - Fixed the second frame crash for animation with caustics enabled - Fixed crash with OpenPBR materials with CUDA - Fixed crash with a specific HDRI map used in the Dome light - Fixed crash when using VRayDistanceTex with an empty list/hidden objects