V-Ray 3.10.01 is now available for download from our website. Before you get too excited, let me say that we will have a patch next week with some minor fixes, so it may be best to wait until then. Nevertheless, if you find any issues, please let us know.

We had a build yesterday that didn't work correctly; if you downloaded that, please get an updated installation from our website. We apologize for this inconvenience.

There is a short video demonstrating some of the new features here:

The full changelog from the previous release is as follows:

Build 3.10.01 (official) (November 2014)

New features:
(*) V-Ray: Further optimizations for render speed;
(*) Updated to OpenEXR 2.2.0 and added new DWA compression options to VRayOptionsRe;
(*) Support for point cloud rendering in 3ds Max 2015;
(*) Built-in DMC samples calculator for VRayLight, VRayMtl and brute force GI;
(*) .vrmesh viewer: Added a .vrmesh viewer tool for previewing .vrmesh and Alembic files in a standalone OpenGL application;
(*) Embree: Update to Embree 2.3;
(*) Embree: Proxies and instances can now be accelerated by Embree;
(*) Embree: Can now accelerate hair rendering for Ornatrix and HairFarm;
(*) V-Ray: Added "GI filter multiplier" option to the Global switches rollout to control texture filtering for GI rays for VRayHDRI;
(*) V-Ray: Secondary matte environment background slot to control the appearance of matte objects in reflections/refractions;
(*) V-Ray: When created, V-Ray will automatically load a preset named "default" if there is one (allows for customized default values);
(*) V-Ray RT: Support for Carbon Scatter;
(*) V-Ray RT: Support for the V-Ray VFB for ActiveShade session;
(*) V-Ray RT CPU: Support for the VRayClipper object;
(*) V-Ray RT CPU: Support for Ornatrix and HairFarm rendering;
(*) V-Ray RT GPU: Support for using the light cache for GPU rendering;
(*) V-Ray RT GPU: Support for coherent tracing (may improve rendering performance);
(*) V-Ray RT GPU CUDA: Support for the nVidia Maxwell GPU architecture;
(*) V-Ray RT GPU CUDA: Support for the VRayFastSSS2 material;
(*) V-Ray RT GPU CUDA: Initial support for hair rendering for Ornatrix and HairFarm;
(*) V-Ray RT GPU CUDA: On-the-fly recompilation of the GPU kernel to include only features used by the particular scene;
(*) VFB: Ability to dock/undock History window and Color Corrections window to the main VFB window;
(*) VFB: Added highlight burn color correction to the VFB;
(*) VFB: Added "background image" color correction to the VFB;
(*) VFB: Added white balance color correction;
(*) VFB: Added the ability to save multi-channel .vrimg and OpenEXR files from the VFB UI;
(*) VFB: Added the ability to load arbitrary file formats in the V-Ray VFB for post-processing;
(*) VRayInstancer: Implement a new geometric plugin for instancing objects on a ParticleFlow and other particle systems;
(*) VRayHDRI: Added image preview in the file open dialog;
(*) VRayHDRI: Added controls to specify UDIM/UVTILE tiles for the preview in material editor;
(*) VRayScatterVolumeMtl: Greatly improved calculations; ability to use the light cache;
(*) VRayScannedMtl: Support rendering of scanned real-world BRDF materials;
(*) VRayProxy: Support for hair and particle instances;
(*) VRayProxy: Support for subdivision objects in Alembic files using OpenSubdiv;
(*) VRayLight: Disc light shape;
(*) VRayLight, VRayIES, VRaySun: Added parameters to control the diffuse and specular contributions separately;
(*) VRayLightSelect render element: Added "mode" parameter to allow extracting the full/raw/diffuse/specular contribution of specific lights;
(*) VRayMtl: Added GGX BRDF model;
(*) VRayMtl: Added clip opacity mode option for faster rendering of trees etc;
(*) VRayMultiSubTex: Extended with new randomized modes for choosing colors;
(*) VRayVelocity render element: Added include/exclude list;
(*) ply2vrmesh: Added export options to export specified frames to separate files;
(*) ply2vrmesh: Added Alembic frame offset output to the files;
(*) ply2vrmesh: Added option to merge two or more .vrmesh files into one;
(*) vrimg2exr: Added -multiPart option to vrimg2exr that produces an OpenEXR 2 file with each render element in its own "part";

Modified features:
(*) V-Ray: Added an option to open the V-Ray messages window on error or warning only;
(*) V-Ray: Added by Object IDs selection method for Render mask;
(*) V-Ray: Added MaxScript access to the Trace sets include/exclude flag;
(*) V-Ray: Added %numPasses and %numSubdivs stamp keywords;
(*) V-Ray: "Camera Motion Blur" is controlled independently on "Motion Blur" setting;
(*) V-Ray: Embree enabled by default;
(*) V-Ray: Improved render speed when not using any render elements;
(*) V-Ray: Light cache "Use for glossy rays" option is enabled by default;
(*) V-Ray: Optimized hair rendering in general;
(*) V-Ray: Reduced memory usage for hair and particles;
(*) V-Ray: Renamed the "Time independent" option to "Lock noise pattern" in the DMC sampler rollout;
(*) V-Ray: The default GI methods are set to Brute force/Light cache;
(*) V-Ray: The default image sampler set to Progressive;
(*) V-Ray: The image sampler parameters rollout is unfolded by default;
(*) V-Ray: VFB is cleared always when doing network rendering with render mask;
(*) V-Ray RT: Improved refresh speed;
(*) V-Ray RT: Removed the Show Mask option from the user interface, the mask is written in VRaySampleRate render element for the progressive sampler;
(*) VFB: Improved anaglyph stereoscopic preview to reduce retinal rivalry;
(*) VFB: Improved initialization speed of the History window when there are a lot of images in the history;
(*) VFB: The vfbControl MaxScript function returns values for the commands that have states;
(*) VFB: Made the History window compliant with the 3ds Max color theme;
(*) .vrscene exporter: Added combo box to select between Scene Animation/Frame range, the latter remembers the start/end values;
(*) VRay2SidedMtl: Added ability to filter the translucency effect through the diffuse color of the front-facing side;
(*) VRayClipper: More robust and faster algorithm is used;
(*) VRayDirt: Added "double sided" option;
(*) VRayDirt: The distribution parameter can now take negative values for more defined edges;
(*) VRayFastSSS2: Added opacity texture slot;
(*) VRayHairFarmMod and VRayOrnatrixMod: Faster rendering of hair;
(*) VRayHDRI: Added MaxScript access to "coords" parameters;
(*) VRayLight: Added the ability to display the light name in the viewport;
(*) VRayLight: Somewhat faster sampling of rectangle lights;
(*) VRayMtl: Multiple layers of glass rendered with noise;
(*) VRayOSLMtl/VRayOSLTex: Improved shader cache logic, now the compiled shaders reside entirely in a memory buffer;
(*) VRayOSLMtl/VRayOSLTex: Removed dependency of shader name on the shader file name;
(*) VRayProxy: Export texture coordinates for .vrmesh preview, if preview mesh is specified;
(*) VRayProxy: Same proxies are automatically instantiated;
(*) VRayProxy: Show proxy color set names in Vertex Color texture "Channel Name" list;
(*) VRayProxy: Show the extra color channels from Alembic files in the "Channel Name" drop-down of Vertex Color maps applied to the proxy object;
(*) VRayProxy: Support for Material ID channel when rendering with point clouds;
(*) VRayShadow: Made the U, V, W Area shadow sizes animatable in the VRayShadows params rollout;

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