Build 1.50.SP4 official (21 October 2009) =================== New features: (*) Added VRayAmbientLight; Modified features: (*) Improved multithreading on multi-core machines; (*) Ability to specify gizmo falloff for VRayEnvironmentFog; (*) Ability to use arbitrary meshes as gizmos for VRayEnvironmentFog; (*) Option to exclude the background from VRayEnvironmentFog; (*) "Show last VFB" command works even when there is no VFB (e.g. scene is just opened); (*) Added CIE sky models to the VRaySun and VRaySky; (*) It is now possible to submit DR servers list for DR though backburner; (*) Added option for the VRayIES light to not use area speculars; (*) Added Kelvin temperature settings for the color of VRayLights; (*) VFB history is now turned off when 3ds Max is in slave mode; (*) Output .vrimg and split channel paths are listed in the Asset Tracker; (*) GI cache files (irradiance maps, light cache etc) are listed in the Asset Tr acker; Bug fixes: (*) DR fails with large .max files; (*) Crash with Remove button for gizmos and lights in VRayEnvironmentFog; (*) Crash with Hair&Fur in 3ds Max Design 2010; (*) Issue with Arch&Design materials in multi/sub-object material; (*) It should not be possible to export already created VRayProxy objects as .vr mesh files; (*) Fixed invalid colors with texture-mapped lights when the texture contains bl ack areas; (*) Fixed occasional license errors with codes (-209), (-9) and (1000) on slow n etworks (*) Fixed a crash when using a combination of VRayLightMtl materials and VrayDir t with "Work with transparency" enabled; (*) Cloning the V-Ray renderer did not clone the override material exclusion lis t; (*) Fixed problems with velocity channel and objects close to the camera; (*) VRayToon was black on directly visible dome lights; (*) Fixed issue with VRayToon and opacity mapped objects; (*) Fixed a problem with hilights in VRayFastSSS2 material; (*) Fixed different buckets with interpolated glossy reflections and DR; (*) Multi-matte render element did not work with VRaySphereFade; (*) Fixed crash with DR in specific cases; (*) The MaxScript for exporting .vrscene files now exports "RGB Multiply", "RGB Tint", "ColorCorrect" and "ColorCorrection" textures; Build 1.50.SP3a official (7 April 2009) =================== New features: (*) Compatibility with 3ds Max 2010; (*) Native rendering of 3ds Max Hair&Fur in 3ds Max 2010 when using "mr prim" mo de in the Hair&Fur render effect; Bug (*) (*) (*) (*) fixes: Fixed crash with region rendering in the V-Ray VFB; Fixed a problem with the velocity render element (values were too big); Fixed invalid colors with global ambient occlusion amount greater than 1.0; VRayDirt parameters were not listed properly in Track View;

(*) Arch&Design materials did not render inside multi/subobject materials; (*) Fixed very slow rendering with VRayEnvironmentFog and animated Noise texture s; (*) Fixed splotches with time-interpolated irradiance maps and "Use camera path" option enabled; (*) Fixed crash with distributed rendering and irradiance maps; (*) Volume caustics not working with mapped fog density; (*) Fixed crash with VRayBlendMtl material on rendering if Material Editor rende rer is Default Scanline; (*) Fixed crash when the rendering is cancelled; Build 1.50.SP3 official (1 March 2009) (cumulative changelog since build 1.50.SP2) =================== New features: (*) VRayFastSSS2 material for simulating accurate sub-surface scattering; (*) VRayEnvironmentFog atmospheric effect; (*) VRayLightMtl has options to generate direct light; (*) VRayLight has a "Mesh" mode to allow geometric lights; (*) Support for the 3ds Max Arch&Design material (most basic options are support ed); (*) Support for vector displacement in VRayDisplacementMod; (*) Global ambient occlusion for all supported GI engines (irradiance map, light cache, photon map); (*) Added VRayVectorDisplBake material and VRayNormalMap textures to help produc e and use textures for vector displacement; Modified features: (*) V-Ray requires a SSE2-capable processor even for 32-bit versions; (*) Reduced flickering for time-interpolated irradiance maps; (*) Support for volumetric irradiance maps, light cache and photon maps; (*) VRayFur uses volumetric irradiance maps/light cache to speed up rendering; (*) VRaySun is never visible to GI rays (removes spots from the sun in the irrad iance map); (*) The "Default lights" option now has three possible values - "off", "on" and "off with GI"; (*) Added MaxScript access to the include/exclude lists of VRayLights (including VRaySun and VRayIES) through the "excludeList", "includeList" and "inclExclType " MaxScript properties; (*) Camera information (transformation, FOV etc) is written to .vrimg and OpenEX R files when using the "Raw image file" option of the V-Ray VFB; vrimg2exr also translates this information; (*) Support for region rendering directly in the V-Ray VFB; (*) The "Affect alpha" option of VRayMtl has been replaced with "Affect channels " option and allows propagation of all render elements, not only the alpha chann el; (*) The alpha channel is correct for glossy refractions that have the "Affect ch annels" option set to "Color+alpha" or "All channels"; (*) The "Use irradiance map" option in VRayMtl materials now concerns the light cache too; (*) VRayDirt texture has include/exclude options for objects that should affect and should be affected by the dirt texture; (*) The default Distribution parameter of VRayDirt is set to 1.0 (corresponds to using the dirt for ambient occlusion); (*) Camera overrides (e.g. spherical, box etc), work when rendering through a VR ayPhysicalCamera, picking the exposure from it; (*) Added another preview option to VRayProxy (preview from file as faces instea d of edges); (*) Added animation export parameters to the meshExport() MaxScript function;

(*) Option to specify the maximum number of faces in the preview of exported .vr mesh files; (*) VRayProxy has the possibility to extract the geometry from the .vrmesh file as a 3ds Max mesh; (*) When exporing a .vrmesh file, V-Ray will put up a warning if the file alread y exists; (*) In VRayProxy objects, a sequence of '#' characters in the file name is repla ced with the current frame number; (*) Added "Horizontal offset" and "Vertical offset" parameters to VRayPhysicalCa mera; (*) Added "Horizontal shift" parameter to the physical camera; (*) The MultiMatte render element has an "affect matte objects"; (*) The MultiMatte render element works with transparent objects; (*) The VRayZDepth render element works with transparent objects (when "Enable f iltering" is ON); (*) The VRayZDepth render element has filtering enabled by default; (*) Added "Affect matte objects" option to VRayExtraTex render element; (*) VRayExtraTex render element works with transparent objects; (*) Render element names reverted to VRay* (without underscore); (*) Option to restart render slaves for DR after the rendering completes; (*) The distributed rendering settings window can be resized now; (*) Check/uncheck all selected servers in DR settings dialog; (*) Support for the incremental modes of the irradiance map in distributed rende ring; (*) V-Ray will transfer the 3ds Max gamma settings for DR rendering; (*) Some small changes in the network code to see if DR is more reliable; Bug fixes: (*) Textures saved from RTT were black; (*) Fixed an error in the V-Ray materials conversion script for Raytrace materia ls; (*) Camera transformation sampling for motion blur now matches that of scene obj ects for the same number of geometry samples; (*) Camera motion blur now works when rendering frames outside the current anima tion range; (*) VRayFastSSS2 material was not visible in the VRayMtlSelect render element; (*) Fixed issues when using alternate licensing servers; (*) VRay2SidedMtl material did not list the translucency texture map in Track Vi ew; (*) VRayLightMtl did not work with color and transparency mapping when the "Dire ct illumination" option was enabled; (*) VRayLightMtl did not work with the "Emit on backside" option when the "Direc t illumination" option was enabled; (*) VRayEdgexTex did not keep its name when saved to a material library; (*) Running the V-Ray material conversion script on scenes containing Arch&Desig n materials produced an error; (*) Crash if using an override material with interpolated reflections/refraction s; (*) Orthographic views render straight lines instead of curves when using PowerN urbs; (*) Fixed crash with displacement; (*) VRayFur density map did not work with Falloff map in Distance blend/Object m ode; (*) The exposure slider in the V-Ray VFB could be moved out of the color correct ions window; (*) Exposure correction in the VFB was not applied when 3ds Max scene is loaded; (*) New thumbs could be added to the exposure slider; (*) V-Ray generated z-depth channel in the GBuffer did not match the scanline re nderer; (*) Velocity channel info not correct for moving cameras if the motion blur para

meters of V-Ray are not the default ones (even when V-Ray moblur is off); (*) Fixed a crash when unloading dynamic geometry; (*) VRayCompTex did not list its textures as sub-anims to 3ds Max; (*) The browse file dialog for VRayIES lights now uses the *.ies filter by defau lt; (*) VRayToon did not support the 3ds Max atmospheric gizmo access methods; (*) Crashes with VRayHDRI while rendering with open material editor; (*) Incorrect with W mapping coordinate of VRayFur; (*) Changing the color mode of VRayIES to "Temperature" did not enable the tempe rature spinner until the light is re-selected; (*) VRayFastSSS did not list its textures as sub-anims to 3ds Max; (*) V-Ray evaluated all objects at time 0 before starting the rendering - this i s now done only when using the irradiance map animation modes; (*) VRayProxy .vrmesh files not archived when using File > Archive is 3ds Max 9 and later; (*) VRayHDRI maps not archived when using File > Archive is 3ds Max 9 and later; (*) VRayIES profiles not archived when using File > Archive is 3ds Max 9 and lat er; (*) VRaySimbiont shaders not archived when using File > Archive is 3ds Max 9 and later; (*) Issues exporting .vrmesh files with the '#' character in the names (now thes e are replaced with '_'); (*) Object properties not preserved when objects are automatically converted to proxies during .vrmesh export; (*) Issues animating the vertical shift using the "Guess vertical shift" button; (*) DR slaves could hang in an indefinite state while rendering; (*) DR slaves rendered black buckets if rendering was cancelled while receiving the .max scene of a previous render; (*) Incorrect sampling rate with the Adaptive subdivision image sampler and the "Don't affect final colors" option on; Build 1.50.SP3 beta (02 February 2009) =================== New features: Modified features: (*) V-Ray core version number updated to 1.70.00; (*) V-Ray for 3ds Max version updated to 1.50.SP3; (*) VRayEnvironmentFog produces matching lighting for area lights and GI; (*) Some UI improvements for VRayEnvironmentFog (added cut-off and max. steps pa rameters); (*) V-Ray will transfer the 3ds Max gamma settings for DR rendering; (*) New mode for single scattering "Raytraced (refractive)" for rendering transp arent objects in VRayFastSSS2; (*) Option to restart render slaves for DR after the rendering completes; (*) Faster rendering for VRayFastSSS2; Bug fixes: (*) Textures saved from RTT were black; Build 1.60.35 (09 December 2008) =================== New features: Modified features: (*) Support for the incremental modes of the irradiance map in distributed rende ring; (*) Somewhat better support for the Arch&Design material (bump map amount, textu

res on/off, custom falloff function, metallic reflections, highlights only, refl ection/refraction depth); (*) The "Default lights" option now has three possible values - "off", "on" and "off with GI"; (*) The "Affect alpha" option of VRayMtl has been replaced with "Affect channels " option and allows propagation of all render elements, not only the alpha chann el; (*) VRayDirt texture will render black on objects excluded from it, rather than with the "Unoccluded" color; (*) The alpha channel is correct for glossy refractions that have the "Affect ch annels" option set to "Color+alpha" or "All channels"; (*) The VRayLight has an option to replace the original mesh with the light when in "Mesh" mode; (*) Added MaxScript access to the include/exclude lists of VRayLights (including VRaySun and VRayIES) through the "excludeList", "includeList" and "inclExclType " MaxScript properties; (*) The distributed rendering settings window can be resized now; (*) Check/uncheck all selected servers in DR settings dialog; (*) Camera information (transformation, FOV etc) is written to .vrimg and OpenEX R files when using the "Raw image file" option of the V-Ray VFB; vrimg2exr also translates this information; Bug fixes: (*) Fixed an error in the V-Ray materials conversion script for Raytrace materia ls; (*) Camera transformation sampling for motion blur now matches that of scene obj ects for the same number of geometry samples; (*) Camera motion blur now works when rendering frames outside the current anima tion range; (*) VRayFastSSS2 material was not visible in the VRayMtlSelect render element; (*) Fixed issues when using alternate licensing servers; (*) VRay2SidedMtl material did not list the translucency texture map in Track Vi ew; (*) VRayLightMtl did not work with color and transparency mapping when the "Dire ct illumination" option was enabled; (*) VRayLightMtl did not work with the "Emit on backside" option when the "Direc t illumination" option was enabled; (*) VRayEdgexTex did not keep its name when saved to a material library; (*) Running the V-Ray material conversion script on scenes containing Arch&Desig n materials produced an error; (*) Crash if using an override material with interpolated reflections/refraction s; (*) Orthographic views render straight lines instead of curves when using PowerN urbs; (*) Level of detail utility (LOD) not working with V-Ray; Build 1.60.34 (05 September 2008) =================== New features: (*) VRayFastSSS2 material for simulating accurate sub-surface scattering; Modified features: (*) VRayLightMtl has options to generate direct light; (*) Better transition between different subdivision levels for 3d displacement; (*) VRayLight has a "Mesh" mode to allow geometric lights; (*) Support for texture mapped VRayLights in "Mesh" mode; (*) Initial support for region rendering directly in the V-Ray VFB; (*) Reduced flickering for time-interpolated irradiance maps; (*) Support for photon mapping for VRayLights in "Mesh" mode;

(*) The "Use irradiance map" option in VRayMtl materials now concerns the light cache too; (*) Support for volumetric irradiance maps, light cache and photon maps; (*) VRayFur uses volumetric irradiance maps/light cache to speed up rendering; (*) VRaySun is never visible to GI rays (removes spots from the sun in the irrad iance map); (*) VRayDirt texture has include/exclude options for objects that should affect and should be affected by the dirt texture; (*) The default Distribution parameter of VRayDirt is set to 1.0 (corresponds to using the dirt for ambient occlusion); (*) V-Ray is now compiled with version 11 of the Intel C++ compiler; (*) V-Ray requires a SSE2-capable processor even for 32-bit versions; Bug fixes: (*) Fixed crash with displacement; (*) VRayFur density map did not work with Falloff map in Distance blend/Object m ode; (*) The exposure slider in the V-Ray VFB could be moved out of the color correct ions window; (*) Exposure correction in the VFB was not applied when 3ds Max scene is loaded; (*) New thumbs could be added to the exposure slider; (*) V-Ray generated z-depth channel in the GBuffer did not match the scanline re nderer; (*) Velocity channel info not correct for moving cameras if the motion blur para meters of V-Ray are not the default ones (even when V-Ray moblur is off); (*) Fixed a crash when unloading dynamic geometry; Build 1.60.33 (22 August 2008) =================== New features: Modified features: (*) Support for vector displacement in VRayDisplacementMod; (*) Added another preview option to VRayProxy (preview from file as faces instea d of edges); (*) Camera overrides (e.g. spherical, box etc), work when rendering through a VR ayPhysicalCamera, picking the exposure from it; Bug fixes: (*) VRayCompTex did not list its textures as sub-anims to 3ds Max; (*) The browse file dialog for VRayIES lights now uses the *.ies filter by defau lt; (*) VRayToon did not support the 3ds Max atmospheric gizmo access methods; (*) Crashes with VRayHDRI while rendering with open material editor; (*) Incorrect with W mapping coordinate of VRayFur; (*) Changing the color mode of VRayIES to "Temperature" did not enable the tempe rature spinner until the light is re-selected; Build 1.60.32 (24 July 2008) =================== New features: Modified features: (*) Added animation export parameters to the meshExport() MaxScript function; (*) Option to specify the maximum number of faces in the preview of exported .vr mesh files; (*) VRayProxy has the possibility to extract the geometry from the .vrmesh file as a 3ds Max mesh;

(*) When exporing a .vrmesh file, V-Ray will put up a warning if the file alread y exists; Bug fixes: (*) VRayFastSSS did not list its textures as sub-anims to 3ds Max; (*) V-Ray evaluated all objects at time 0 before starting the rendering - this i s now done only when using the irradiance map animation modes; (*) VRayProxy .vrmesh files not archived when using File > Archive is 3ds Max 9 and later; (*) VRayHDRI maps not archived when using File > Archive is 3ds Max 9 and later; (*) VRayIES profiles not archived when using File > Archive is 3ds Max 9 and lat er; (*) VRaySimbiont shaders not archived when using File > Archive is 3ds Max 9 and later; (*) Issues exporting .vrmesh files with the '#' character in the names (now thes e are replaced with '_'); (*) Object properties not preserved when objects are automatically converted to proxies during .vrmesh export; Build 1.60.31 (26 June 2008) =================== New features: Modified features: (*) Some tweaks to the "Horizontal offset" and "Vertical offset" parameters of t he VRayPhysicalCamera; (*) The MultiMatte render element has an "affect matte objects"; (*) The MultiMatte render element works with transparent objects; (*) The VRayZDepth render element works with transparent objects (when "Enable f iltering" is ON); (*) The VRayZDepth render element has filtering enabled by default; Bug fixes: Build 1.60.30 (25 June 2008) =================== New features: Modified features: (*) Added "Horizontal offset" and "Vertical offset" parameters to the VRayPhysic alCamera; Bug fixes: Build 1.60.29 (17 June 2008) =================== New features: Modified features: (*) Added "Affect matte objects" option to VRayExtraTex render element; (*) VRayExtraTex render element works with transparent objects; (*) In VRayProxy objects, a sequence of '#' characters in the file name is repla ced with the current frame number; (*) Render element names reverted to VRay* (without underscore); (*) Added "Horizontal shift" parameter to the physical camera; Bug fixes:

(*) Issues animating the vertical shift using the "Guess vertical shift" button; Build 1.60.28 (9 June 2008) =================== New features: Modified features: Bug (*) (*) the fixes: DR slaves could hang in an indefinite state while rendering; DR slaves rendered black buckets if rendering was cancelled while receiving .max scene of a previous render;

Build 1.60.27 (4 June 2008) =================== New features: Modified features: Bug fixes: (*) Incorrect sampling rate with the Adaptive subdivision image sampler and the "Don't affect final colors" option on; Build 1.60.26 (10 May 2008) =================== New features: Modified features: (*) Some small changes in the network code to see if DR is more reliable; Bug fixes: Build 1.50.SP2 (11 April 2008) (cumulative changelog since build 1.50.SP1) =================== New features: (*) Compatibility with 3ds Max 2009 and 3ds Max Design 2009; (*) Support for animated deforming meshes to .vrmesh files and the VRayProxy obj ect; (*) Support for Lighting Analysis Overlay render effect in 3ds Max 2009; (*) VRayIES light; (*) VRaySimbiontMtl material (allows rendering of DarkTree materials directly by V-Ray); (*) Rectangle VRayLights can be mapped with a texture map, similar to dome light s; (*) VRayShadowMap shadow generator for standard lights (useful for reducing flic kering of VRayFur in animations; works with all V-Ray geometry objects like prox ies, fur etc.); (*) VRay_Illuminance render element; (*) VRay_SelfIlluminationMap texture baking element; (*) VRay_BumpNormals render element and VRayBumpNormalsMap bake render element t o extract bump-mapped normals; (*) VRay_ExtraTex render element to store the result from the calculation of any extra texture map on shaded surfaces without the need to actually apply the map in their materials (can be used with VRayDirt for AO pass, or with Vertex Color map for UVW channels pass, or with Falloff map for custom z-depth pass or top/b

ottom etc); (*) VRay_SampleRate render element to show the image sampling rate into a separa te element; (*) The installation includes MAX.vray Defaults profile for 3ds Max; Modified features: (*) Added "Preserve tweaks on load" option for VRaySimbiontMtl; (*) DTE components now included with the installation; (*) Support for "Show map in viewports" of VRayMtl can be disabled by setting th e environment variable VRAY_SHOW_MTL_MAPS to 0; (*) Added hidden parameter "option_clampTextures" to VRayMtl, which is true by d efault for newly created materials (old scenes render as before); (*) Faster and multithreaded preparation of texture-mapped VRayLights; (*) Improved sampling of texture-mapped VRayLights; (*) Added more white balance presets to the VRayPhyscal camera (D50, D55, D65 an d D75 corresponding to the CIE standard illuminants); (*) The default white balance preset for the VRayPhsycal camera is now the D65 i lluminant; (*) More reliable memory handling for the V-Ray VFB for large images; (*) Mapped rectangle lights now use the alpha of the texture map for transparenc y; (*) The information in .vrmesh files is now compressed by default (makes newly c reated proxies incompatible with older versions); (*) Reduced memory requirements in certain situations; (*) In RTT (render to texture) mode, V-Ray now always creates floating-point fra me buffers for the bake elements; (*) vrimg2exr tool flushes the standard output more regularly; (*) Added "Soften" parameter to the BRDF parameters of VRayMtl; (*) vrimg2exr tool has an option for gamma correction; (*) vrimg2exr tool can convert non-RGB channels (velocity, zdepth etc) when used with the '-channel' option; (*) Added a hidden parameter lightcache_minPathsPerSample to control usage of li ght cache samples during the light cache calculation phase (reduces bias in the light cache when a small number of subdivs are used); (*) VRaySun target line is now dimmed in the viewports when the sun light is off ; (*) VRayProxy objects have a new "point" display mode; Bug fixes: (*) Fixed crash when loading scene in 3ds Max 2009; (*) VRayFur did not generate velocity channel information; (*) Fixed misaligned buckets on render slaves with DR; (*) DR with "Don't render final image" caused render slaves to drop after the fi rst frame; (*) VRaySun did not display correctly with viewport shading model set to "Best"; (*) Fixed crash when cancelling a DR rendering before the actual render has star ted; (*) The Tweaks rollout of VRaySimbiontMtl turned blank if other rollouts were op ened/closed; (*) Material editor now updates faster if no license is found; (*) All parameters of VRayHDRI appeared named as "Spin" in TrackView; (*) The multipliers of VRayHDRI were not animatable; (*) Fixed memory leak in the V-Ray license server when the status of the server is requested. (*) Fixed memory leak in the new sampler for texture-mapped VRayLight's; (*) Browsing for a non-animated irradiance map ending with a number caused that number to be truncated; (*) Problem with VRayIES light with soft shadows in the lighting render elements ; (*) Fixed wrong bounding box of VRayProxy objects;

(*) Issues with SpeedTree texture filtering; (*) Fixed bright spots on matte objects with irradiance map with low settings; (*) Fixed problems in VRayMtl with Falloff map and bump map at grazing angles; (*) Crash when exporting more than 100 objects to one .vrmesh file; (*) VRayShadowMap did not consider light exclude lists and object "Cast shadows" properties; (*) Fixed artifacts when rendering dynamic geometry with motion blur; (*) Different rendering results between Intel/AMD machines with 64-bit V-Ray; (*) Groups within groups did not work with the V-Ray Override mtl exclusion list , as well as with light exclusion lists; (*) Exclusion lists for V-Ray lights not imported properly when merging the ligh ts from another file; (*) Fixed wrong velocity channel for proxies with Scale parameter different than 1.0; (*) ply2vrmesh failed for .ply files with error "wrong format"; (*) Fixed problem with transparent VRayLightMtl materials and GI; (*) Fixed problems in alpha channel when mixing V-Ray and standard 3ds Max mater ials (e.g. VRayMtl inside a 3ds Max Blend material etc); (*) Fixed problems with filtering of some procedural textures (e.g. Gradient Ram p); (*) Fixed problems with Falloff map at grazing angles; (*) Fixed potential divide-by-zero problems with glossy hilights because of the "Soften" BRDF parameter; (*) Fixed precision loss when using the V-Ray VFB render region override options ; (*) Fixed problem with Particle Flow freezing in certain cases on object prepara tion during rendering; (*) The y-coordinate (green component) of VRayVelocity render element was flippe d compared to the 3ds Max one; (*) The result from the adaptive DMC image sampler could be different with the " Don't affect colors" option on; (*) The vrayspawner.exe application will automatically look for a 3dsviz.exe fil e, if no 3dsmax.exe can be found; (*) The internal V-Ray replacement material for the 3ds Max multi/subobject mate rial now matches the 3ds Max one when an ID is greater than specified in the mat erial; (*) MaxScript error using the V-Ray scene converter in 3ds Max 2008; (*) Fixed crashes with VRayMtl and DirectX with the "Show map in viewport" optio n on; (*) Objects with visibility