VRayMtl

• Add "Metalness" parameter for easy support of PBR workflows

VRayLightSelect

• Add "indirect", "indirect diffuse" and "indirect specular" modes

VRayOSL

• Support for OSL scene attributes

• Ability to attach textures to arbitrary OSL parameters

.vrscene exporter

• Initial support 3ds Max 2019 native OSLMap

V-Ray

• Add dialog to confirm file overwriting with Separate Render Channels

V-Ray

• Always use low thread priority in an interactive GUI session

• Change the default motion blur "Interval center" to 0.0

• Optimize object space bounding box calculation for meshes instances

• Submit to V-Ray Cloud dialog implements scene analysis for incompatible features

V-Ray GPU

• Expose the "Undersampling" parameter and make it adjustable during IPR

• Add support for basic UVW transformations for Bercon noise texture

• Add support for the "Keep continuity" option

• Add vendor information in the "C++/CPU" device type

• Enable QMC for CUDA CPU

• Gray-out texture button for direct illumination of the VRayLightMtl material

• If there are no CUDA devices, "C++/CPU" should be used

• Improve GPU Light Linker memory efficiency

• Remove the warnings for non-physical features when exporting to a .vrscene

VRayInstancer

• Instances are rendered with the particle materials instead of the instanced geometry material

• Optimized instancing speed

VRayFastSSS2

• Improve the sampling to reduce noise

VRayProxy

• Alembic instances/objects to work with MultiSubTex random by instance id

VRayScene

• Add Lights support

VRayVolumeGrid

• Add warning message box when opening the deprecated AURA 1 caches

• Right-align the text in the Show File Name window so the file name can be seen if the text overflows

• Speed up and use less memory for Grid-Based Self-Shadowing of huge sparse OpenVDB grids

• Speed up Grid Smoothing of OpenVDB grids

• Speed up the Optimize Big Volumetric Grids pre-process of OpenVDB grids

VFB

• Add "Image info" window for VFB history context menu

• Add Exposure Highlight Burn color correction to vfbControl (#sethighlightburn/#gethighlightburn)

• Add option to disable replacing # with frame numbers for separate render channels

• Export color corrections settings for .vrscenes

V-Ray Toolbar

• The hair material button creates VRayHairNextMtl;

V-Ray scene converter

• Convert Mental Ray Lighting Analysis render effect to VRayLightingAnalysis render element

• Enhanced Corona material and texmaps conversion

• Convert 3ds Max light meters to VRayLightMeter

Bug Fixes

V-Ray

• Adaptive dome light artifacts with "cast shadows" off

• Artifacts with adaptive dome light when rendering with V-Ray Standalone

• Crash with AXYZ ANIMA meshes and VRayVelocity render element

• Embree crashes when building trees on machines with many cores

• Error while building Embree tree when moving VRayFur in IPR

• Exported scene from 3ds Max renders very slow in V-Ray Standalone due to excessive sampling of hairs

• Less than normal samples are calculated with Use camera path with Irradiance map GI engine

• Light Cache is about 3 times slower since V-Ray Next, Beta 2 compared to V-Ray 3.60 with transparent materials

• Overbright pixels (fireflies) with adaptive dome light

• Resumable rendering doesn't work correctly with adaptive dome lights and auto exposure

• The final info message in the VFB is "Hair and Fur" if you have Hair and Fur in the scene

• The output image vrayInfo/renderTime EXR attribute is not correct

• Standard materials don't render correctly when nested in other materials

V-Ray Standalone

• Standalone: Lens effects from vrscene are not applied with -display=0 option

V-Ray/V-Ray GPU

• 3ds Max crashes if Start IPR button is hit during render warmup

V-Ray IPR

• Crash when modifying Multi/Sub-Object sub material on VRayInstancer instanced objects

• Crash with VRayDisplacementMod with texture map

• Not keeping the aspect ratio when Fit to VFB is enabled

V-Ray GPU

• A3ds Max UI becomes unresponsive after disabling VFB region rendering during IPR

• Adaptive lights render noisier a specific scene

• Artifacts with adaptive dome lights

• Artifacts with VRayAerialPerspective in specific light setup

• Auto exposure's "Transfer to camera" button does not work

• Black outlines with refractive VRayMtl and VRayFastSSS2

• Bump is always tiled

• Color correction remap does not work properly

• Crash at every frame after the first one with environment map assigned both to the environment and a dome light

• Crash on calculating mip-map levels for missing bitmaps

• Crash when changing materials in VRayOverrideMtl

• Crash when scrubbing the time slider due to material anisotropy

• Crash while resizing the VFB during IPR session

• Crash with a specific scene with VRayClipper

• Crash with MultiSub material when deleting invisible to camera geometry during IPR

• Crash with specific VRayProxy without normals and displacement

• Crash with VRayEdgesTex in opacity slot in specific material setup

• Crash with VRayFur with "Lock to surface" and "Ignore scale" enabled

• Custom output channels of Color Correction are not exported properly

• Different render of reflective material when Dome Light's "Cast shadows" is off

• Effects result is missing when saving through 3ds Max Output

• Extend stereoscopic rendering options (Eye distance, Focus method, Swap left/right, Follow VR headset)

• Forest Color is not working when used with only default color and no texmaps

• Inconsistent Forest Color randomization between DR slaves

• Incorrect fog color of VRayEnvironmentFog when light's shadows are turned off

• Incorrect output FOV with Sperical panorama camera with overriden Vertical FOV in 3ds max 2019

• Instanced VRayProxies with VRayInstancer are missing in the first frame of V-Ray GPU production animation

• Occasional crash when working with Physical Camera in IPR session

• On-demand mip-mapped textures render with lower resolution on GPU when used in Bump, Displacement and Metalness

• Refraction with nested volumes is wrong

• Rendering differently spherical camera

• Scene loads slower compared to CPU

• The "*_tex_mult" parameters of the SettingsEnvironment plug-in are ignored

• The "RGB and alpha source" rollout settings in VRayHDRI are ignored

• The "Use roughness" option in VRayMtl has no effect

• Unhandled exception when modifying one of the VRayInstancer lists during IPR

• Unhandled exception when rendering with disabled VFB

• Unahndled exception with Particle flow and motion blur in a scene with zero vertices meshes

• Very small triangles disappear from the rendering

• VRayDirt's "double sided" parameter is not working correctly

• VRayScannedMtl is black during the mip-map on demand loading phase

• VRayScannedMtl renders black in specific scene

• VRayScannedMtl with triplannar mapping produces artifacts with specific geometry

• Wrong opacity with VRayBlendMtl and VRay2SidedMtl

• "Visible to camera" does not work with volumetrics

• Remove "non-physical" warnings

• GPU CUDA AA Gaussian not matching CPU;

VRayDenoiser

• "Update" button is not working as expected during IPR

• VRayDenoiser/vdenoise.exe: Denoising produces blurry artifacts when threshold is set to 0.0

VRayFastSSS2

• Material in Raytraced (refractive) mode is lit by excluded V-Ray light with Cast Shadow disabled

VRayGLSL

• "vr_Position" returns wrong results

• Wrong normals in GLSL shaders

• Wrong shadow calculation when used as opacity map;

VRayHairNextMtl

• NaN pixels caused by negative value for the diffuse amount parameter

• Randomization dye hue parameter renders differently with V-Ray GPU

• The subdivs parameter should be dimmed when "Use local subdivs" is disabled in the Global DMC settings

VRayInstancer

• Wrong instances rotations with PRT source particles

VRayLightMeter

• Missing text ("Error" instead of "Error tolerance") in the UI for 3ds Max 2016 and older versions

VRayLightSelect

• Fix artifacts in with adaptive dome light when mode is different from "Full"

VRayOptionRE

• Add "Whole image" ability to the "exr data window" option to save the whole image even if a region is rendered

VRayOSL

• OSL shading system leaks memory

• The 'camera:fov' OSL attribute must be in degrees

• VRayOSLTex crashes if attached to VRayEnvironmentFog

VRayPluginNode

• Using in IPR may leave render license engaged

VRayProxy

• Preview cache is not cleared when override is specified

VRaySoftBox

• Gradients UI controls are not working since V-Ray Next, Beta 2

VRayVolumeGrid

• Enabling GI has no effect with "Disabled" scattering on volumes with V-Ray GPU

• Even when there aren't active render elements warnings appear in the V-Ray messages

• Incorrect motion blur on moving grid with a static or moving camera locked to it with V-Ray GPU

• Incorrect render result due to Channel Smoothing option set to Temperature with V-Ray GPU

• Light Cache renders differently on GPU compared to CPU in Volumetric Geometry mode

• Shadow Strength parameter doesn't work with scattering set to "Ray-traced" with V-Ray GPU

• The VRayVelocity render element is not rendered in Volumetric Geometry mode if Motion Blur is off

• Wrong render of VDB caches which have a background value outside the tree min-max range

VFB

• 3ds Max crashes when copying an image from VFB to the clipboard and then copying text from Layer/Scene explorer

• Image shifts one pixel up/down when dragging the separator line during horizontal A/B compare

• Using the drop-down channels list causes crash when renderring with disabled memory frame buffer, but with raw output preview enabled

.vrscene exporter

• Composite texture with layers with no texture attached produces invalid vrscene files

V-Ray Bitmap to VRayHDRI converter

• Tiled EXR conversion tool (img2tiledexr.exe) discovery error

V-Ray scene converter

• Some camera settings are not transferred when converting Standard Camera to Max PhysicalCamera or VRayPhysical camera

V-Ray Toolbar

• 3ds Max crashes when creating a mesh lights from grouped objects

vdenoise.exe

• The denoiser tool doesn't preserve the pixel aspect

.vrscene exporter

• Composite texture with layers with no texture attached produces invalid vrscene files