---
title: "3.40.05"
canonical: "https://documentation.chaos.com/space/VMAYA/111739081/3.40.05"
format: markdown
---
*Official release*

**Date** – November 2, 2016

**Note:** If you are using 3.40.05, it is recommended to update to 3.40.06. [See the release notes for version 3.40.06](https://docs-chaos.atlassian.net/wiki/spaces/VMAYA/pages/111739080)

 

## **New Features**  
** **

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### **V-Ray**

- Support for half-float TIFFs

## **Modified Features**  
** **

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### **V-Ray**

- Improved performance with dynamic geometry on machines with more than 32 cores
- More robust detection of changed files for the bitmap cache

### Ornatrix

- Support for textured hair widths

 

## **Bug Fixes**  
** **

---

### **V-Ray**

- Tiff files weren't closed properly on Windows
- Fixed MultiMatte not working in VRayBlendMtl without MultiMatteID
- Fixed crash with NURBS of first degree
- Fixed wrong rendering of UDIM textures with frame offset
- Fixed crash with viewport IPR panel in Hypershade

### MayaLightDirect

- Fixed artifacts with soft shadows and shadow bias

### Lighting Render Element

- Fixed "Lighting" RE not generating correctly

### V-Ray IPR

- Fixed slowdown when mouse tracking is enabled

### VRayDenoiser

- Fixed failure with hardware acceleration on very large images

### VRayDisplacement\Subdivision

- Fixed crash when baking to Ptex

### Ornatrix

- Fixed Mac OSX support

### VRayScannedMtl

- Fixed watermarks appearing even with a license

### VRayVolumeGrid

- Fixed crash when loading a cache while IPR is running
- V-Ray maxRenderThreads setting will be respected during emissive lights creation

### V-Ray GPU

- Fixed bump issues with UDIM tiling