Add a renderer parameter "options_useColorSpaceForBitmaps" that tells all VRayHDRI maps to determine the color space from the file name

Add support for RT cores of NVIDIA RTX cards

Add support for disabled "Memory frame buffer"

Support for Deep EXR output

Add the Chaos Cloud client app installer to the V-Ray for 3ds Max installer

Add a sharp isotropic texture filtering method

Allow UVW coordinates to be controlled through another map

Add a "Filter mult" parameter to control the blur separately when mapping coordinates are taken from another texture

Add the ability for normal texture maps to be a part of a shading graph in OSL for 3ds Max

Added support for Volumetric and Mesh mode rendering of the new TexUVW Phoenix FD channel

Export material IDs of materials used in VRayBlendMtl

Improved sampling of directional lights

Adaptive dome VRayLight support for Light Cache from file

Add "Animation" and "Still" presets for the Light cache

Change the default values of the Progressive image sampler: Render time - 0; Noise threshold - 0.01

Multi-threaded execution of OpenEXR compression and decompression to improve performance

Update Embree to v3.2.0

Update OpenEXR to v2.3.0

Render Raytrace material as black to mitigate problems with it

Add GI contribution to the Isolate Selected objects in Debug Shading

Implement pre-multiplied Light cache that enables optimization of shading calculations on some scenes

Implement debug shading for selected sub-materials

Improved user-defined shaders (GLSL, MDL etc.) compilation

Optimize mesh transfers to multiple devices

Optimize rendering of Multi/Sub-Object material

Implement bump shadowing

SSS is not computed for materials seen through glossy refraction

Stochastic flakes are not visible through glossy refraction

Add "Mix amount" option to control texmap mix ratios

Remove the "color mapping" option

Add an option to disable lossy DWAA/DWAB compression for a render element

Rearrange the texmap slots

Add tooltips on texmap buttons, spinners and combo boxes for shader tweaks

Show shader description and help URL button if either is present

Improve errors logging

The render element should always be saved with lossless compression

Speed up loading of VDB caches by reading their min-max channel ranges from metadata instead of calculating them

Equalize UVW coordinates of Phoenix Isosurfaces with those of the corresponding Meshes

Add "Save in image" option to OCIO color corrections, to save the corrected image

Add sliders for Lens effects' "Intensity" and "Threshold" parameters

Enable setting of the render region via MAXScript outside the default resolution before rendering

Read the saved window position only for the initial render and use the last valid position afterwards

UI improvements for the VFB Lens Effects panel

Convert Raytrace maps to VRayColor

Artifacts and flickering with "Hash map" Light cache in certain situations

Artifacts when using Adaptive dome light and VRayFur with VRayMtl on it

Artifacts with Adaptive dome and VRayToon

Crash in scenes with meshes with Point Cache modifier that are used in Forest Pro in animated mode

Bright spots in VRayGlobalIllumination render element with Falloff map in Shadow/Light mode

Compositing results don't match with matte reflections if "Consistent lighting elements" is enabled

Lighting elements are not propagated through refractions with "Consistent lighting elements" enabled

Matte objects are present in the alpha channel when rendered through refractive objects

Memory tracking "GI" tag replaces "Misc." when rendering with Global illumination

Physical Material with black reflections has dark outlines

The UI menus are active during rendering in 3ds Max 2020

Unhandled exception when having a PF Source with Mapping Object operator

Using camera clipping planes makes the dome light invisible

VRayEdgesTex always draws hidden edges when used as displacement texture

Wrong 3ds Max Render output JPEG image with Test resolution

Artifacts with Adaptive dome light with "affect reflections" disabled

Wrong defocusAmount denoise element on proxy objects leading to artifacts when denoising

Face/Material IDs are offset with one when loading Alembic files

Wrong resolution when rendering a sequence with Test resolution and DR

Certain integer render elements are not displayed when loading EXR files

Crash when changing OCIO settings (View transform, Input colorspace) during Viewport IPR

History details comment is drawn over the previous one if changed via MAXScript

The scrollbar in the Color Corrections window hides some of the text

UI is not responsive with ICC color correction during IPR with V-Ray GPU

Crash when adding materials with VRayHDRI to a material library

Crash while scrubbing the timeline with VRayLightMtl in the scene

Crash with VRayOSL shading graph and VRayLightMtl with Direct illumination on

Crash with VRaySky texmap and Hair and Fur

Debug Shading's Isolate Selected mode doesn't work correctly for objects with opacity

Loops on building Light cache in a scene with VRayDistanceTex and Forest Pro

Starting production rendering during Viewport IPR causes endless Light cache phase

Unhandled exception with a Free Light and VRayLightMtl with Direct Illumination

Artifacts when using Metalness with Glossy Fresnel

Artifacts with Adaptive dome when objects are excluded from shadow casting in the light

Artifacts with VRayALSurfaceMtl and Adaptive lights v2

Bounding Box artifacts when rendering a VRayVolumeGrid

Crash with hidden faces on subdivided geometry

Crash during render with volumetrics

Crash on stop during Light cache phase

Crash when cancelling the render for scene with lights include/exclude lists

Crash when using VRayClipper on an object with material containing VRayCurvature map

defocusAmount denoise element is not generated with a standard cameras

Gaussian image filter doesn't match the CPU one

Hidden edges of VRayEdgesTex is always on with VRayProxy

Hidden faces are being rendered during Light cache preview, creating wrong lighting

IPR with multiple GPUs produces CUDA_ERROR_INVALID_HANDLE on stop

Light cache doesn't work with DOF and perspective camera

Nested refractive volumes are rendered wrong

Noisier results with Adaptive lights compared to Light tree

NVLink GPU allocations only done for Dynamic geometry

Optimized distance estimation for geometry heavy scenes

Random crash with tiled bitmaps

Refractions are rendered darker since V-Ray Next, Update 2

Unhandled exception when baking texture of a mesh with degenerate UVs

VRayVolumeGrids are not rendered correctly in VRayNormals render element

Extremely slow light cache for scenes with displacement texmaps

Matte reflections are not rendered

Artifacts around geometries intersections and SSS density scale close to 0

Holes in the clipped geometry when rendering with motion blur and the clipping mesh has animated skin modifier

Cracks with 3D Displacement and Keep continuity

Memory leak with 2D displacement

Tangent Vector displacement mode clamps the texture's X and Y between 0 and 1 regardless of the Texmap min/max values

Function vr_textureSize returns (0,0) always

Duplicated IDs in VRayCryptomatte element with more than one Hair Generate modifier

Artifacts in raw render elements with Consistent lighting elements

Diffuse component should go in it's respective render elements

Shade data is stored in VRayGlobalIllumination when Consistent lighting elements is on

Different specular reflections when rendering directional disc light with V-Ray Cloud/V-Ray Standalone

Error in V-Ray messages when creating new instance

No scroll bar in the map color space selector

Some VRayOrnatrixMod hairs have wrong velocity data with "dynamic tessellation"

Broken OSO bytecode export of a shader via MAXScript

Bucket artifacts with user attributes

Crash in microfacet("ggx") when roughness is greater than 0.0

Crash when detach and reattach a sub-texmaps

Custom shaders cannot access user attributes with V-Ray Cloud/V-Ray Standalone

OSL string mapper widgets should be displayed as dropdown choices

Tooltips for combo boxes and extra texture buttons can become too wide

Tweak's min/max metadata inhibits changing parameter values

Wrong channel index read from the UV attribute

Vignetting along concave edges with Light cache and many lights

Crash when rendering with TexSurfaceLuminance

Crash when loading a scene while the compact material editor open

Difference in the VRayBumpNormals render element when rendering with VRayBumpMtl

Crash with undefined sub-material when displacement map is used in another sub-material

Toon effect missing on non-excluded geometry when the excluded object is hidden

Displacement scale in Isosurface mode is not the same as in Mesh mode

Empty grids filled with density using the opacity curve render with different density in V-Ray Cloud/V-Ray Standalone

Mesh mode with a 2D scalar Displacement map renders with artifacts

Refractive objects are white regardless of the Affect channels value with V-Ray GPU

MAXScript error in vrutils.ms when trying to create a physical camera from a camera view without target

Animated FOV on standard cameras is not exported correctly

Crash when exporting Forest Pro multiple instances with the same Surface with Boundary checking set to Edge

Disabled VRayVolumeGrids in Volumetric mode are still exported

Forest Pro object with VRayDisplacementMod is not exported to .vrscene file

Negative displacement through textures is not exported properly

OSL texmaps are flipped with V-Ray Cloud/V-Ray Standalone

Random velocity data is exported for Forest Pro instances when camera is specified

Some VRayMDL asset paths are not exported

Support for animated visibility range of VRayAerialPerspective

The VRayVolumeGrid's "lightsmultself", "gridreduct" and "mbgrid" parameters are not exported to *.vrscene

VFB Color Corrections are exported even when disabled

Wrong UVWs in scenes with OSL

VRAY4_FOR_3DSMAXXXXX_PLUGINS environment variable should be modified instead of overridden