#V_Ray
Build 7.40.02
Date – Aug 6, 2026
Chaos Notification Center integration
Chaos Notification Center, a new channel for in-product announcements, is implemented. Launch it from the Help menu, toolbar, or Asset Editor
Node Editor improvements
Rendered thumbnail preview for nodes is implemented and enabled by default
The way nodes duplication is handled is improved
In-between texture creation workflow is implemented. Right-click a connection to create an in-between node, or drag and drop a node onto a connection to insert it into the shader
Added support for the Displacement material attribute
Added a rectangular backdrop behind the Node Editor main menu to improve visibility over complex graphs
Implemented Full and Compact thumbnail modes. Double-click a thumbnail to toggle between them
Fixed an issue where deleting a connection to a collapsed material could remove all other connections to the same material
Viewport Display options of materials can now be configured in the Node Editor
Other improvements
License check is dropped for Cosmos Scanned Materials. Editing options are always visible once the material is imported
The Export button in the Export V-Ray Scene window is now grayed out during rendering
The UI state of Light Gen is now preserved when switching between the Classic and Mood Match tabs
The legacy Dark theme is removed from the UI Color Theme configuration
Repositioned the info icon in the Displacement material rollout and improved its tooltip
The Repeat U/V values of the 2D texture placement are now locked by default
The value range limits for the Scatter transforms (Translate, Rotate, Scale) are updated
Optimized Chaos Cosmos browser load time
An issue with how VFB history images are loaded into Veras is resolved
Fixed an issue causing Quick Caustics to disappear if a Material ID (or any other) attribute is added to the water material
Fixed an issue where the Log window failed to display events
Integration
Added support for Cosmos materials with Displacement (coming soon to Cosmos)
The Envision icon is removed from the Live Link toolbar
The Ideas Portal link in the V-Ray Help menu is updated and now correctly points to the requests section on our forum
Fixed an issue where V-Ray lights were not exported correctly when included in a Rhino Clipping Plane list
Fixed an issue with the Make Unique command for V-Ray lights
Fixed an issue preventing license configuration during silent installations
Fixed an issue with the VFB’s Vignette layer UI handles when the layer is rotated more than 45 degrees
