Houdini plugin - Version history

v3.2.0.0 (Oct 5th 2015)

requires Maxwell Render 3.2.0 (or above), built for Houdini 13.0.665 and 14.0.444

New features

Added support for stereo camera lens types.
Added psd output image format.
Added reflectance render channel.
Updated grass, sea and scatter extensions.

Fixes

Track object in Maxwell Environment / Physical Sky / Sun.

v3.1.1.1 (Aug 25th 2015)

requires Maxwell Render 3.1.1 (or above), built for Houdini 13.0.665 and 14.0.395

Fixes

Assign materials on SOP level.
Procedural textures are not loaded from an MXM file when the texture path is not valid.
MXM does not load when the file path contains spaces.
Wrong ISO and shutter export of maxwell_cam_params node when rotary shutter is enabled.
Do not stop rendering/exporting frames when a geometry can not be cooked.

v3.1.1.0 (May 5th 2015)

requires Maxwell Render 3.1.1 (or above), built for Houdini 13.0.665 and 14.0.291

Enhancements

updated to Maxwell 3.1.1 SDK

Fixes

added support for fur::2.0
bounding box is wrong when an OpenVDB file contains velocity field
allows values greater than 1 in MaxwellVolumetric voxel field max density

v3.1.0.0 (Jan 26th 2015)

requires Maxwell Render 3.1 (or above), built for Houdini 13.0.621 and 14.0.201.13

New features

added support for OpenVDB volumetric format in MaxwellVolumetrics
added support for spot lights in Emitter material
added support for Houdini's VDB node in MaxwellVolumetrics
added support for UDIM textures
added TiledTexture procedural texture node
added support for RFRK4 mesher
added exposure preset option to Maxwell Camera
added database of curve responses in Maxwell Camera
added camera white balance control to Maxwell Render / Tone Mapping
added support for non-square render regions in Maxwell Render / Render Zone
added custom alpha settings to Maxwell Render / Channels, custom alpha can be assigned to objects and materials
added new visibility flag "Hide to camera in shadow channel" to Maxwell Obj Params and OBJ nodes
devignetting can now be negative
added support for Houdini 14

v3.0.2.0 (Oct 27th 2014)

requires Maxwell Render 3.0 (or above), built for Houdini 13.0.509 and 13.0.547

Fixes

no illumination of Maxwell Environment in the OpenGL viewport

New features

added Maxwell Ref Material (see Houdini plugin - Maxwell Ref Material (SHOP)
support for Geometry node's subdivision setting
Maxwell shelf extended with buttons to add modifiers to all selected geometries
updated Maxwell Render ROP interface (see Houdini plugin - Maxwell Render (ROP)

v3.0.1.1 (Aug 26th 2014)

requires Maxwell Render 3.0 (or above), built for Houdini 12.5.562 and 13.0.509

New features

supporting curves (see Houdini plugin - Curves)

v3.0.1.0 (May 12th 2014)

requires Maxwell Render 3.0 (or above), built for Houdini 12.5.562 and 13.0.401

Fixes

shutter setting affects the motion blur effect
calculate deformation blur from velocity point attribute by a changing topology
crash with material modifiers in the vc11 build
crash when rendering EXR image with Alpha channel
artifacts by Maxwell Subdivision Modifier in IPR
“malloc: *** auto malloc[1971]: error: GC operation on unregistered thread” message on OSX by IPR

New features

added Motion Blur Steps field to the Maxwell Render ROP node
added Geometry Vertex Blur flag to the Maxwell Object Params node to enable deformation blur by a changing topology (see Houdini plugin - Camera and object parameters)
supporting PolySoup primitives

v3.0.0.2 (Apr 7th 2014)

requires Maxwell Render 3.0 (or above), built for Houdini 12.5.562 and 13.0.343

Fixes

stabilized win64 vc11 IPR build
setting environment variables correctly by the Windows installer
install to Program Files folder instead of Program Files (x86) on Windows 64-bit
render with ROP camera in IPR render
executing pre and post render scripts
rendering voxel field with the Maxwell Volumetric node

New features

added pre and post export script fields

v3.0.0.1 (Feb 5th 2014)

requires Maxwell Render 3.0 (or above), built for Houdini 12.5.562 and 13.0.288

Fixes

enhanced IPR display performance
display EXR and HDR channels in MPlay correctly
using expressions in Maxwell Material texture paths
crash when no Maxwell Render ROP is in the scene and displaying the environment in the viewport
translate normal vertex attribute
Maxwell Grass preview
display error messages of the IPR process in the Render View

v3.0.0.0 (Dec 3rd 2013)

requires Maxwell Render 3.0 (or above), built for Houdini 12.5.562 and 13.0.237

New features

following Maxwell with the version number
new displacement types added
Houdini primitive groups are translated as triangle groups
new channels: deep, uv, custom alpha
new lens types in Maxwell Camera
new sun parameters in Maxwell Environment
boolean in the object parameters
opacity in the object parameters
backface materials
light linking
overlay text settings in the Maxwell Render ROP
procedural texture SHOP nodes
Material Assistant SHOP nodes
Maxwell Scatter SOP node
translate Houdini’s scatter SOP node
Maxwell Cloner SOP node
Maxwell Subdivision Modifier SOP node
translate Houdini’s subdivide SOP node
Maxwell Alembic OBJ node
translate Houdini’s alembicarchive OBJ node
Maxwell Sea OBJ node
Maxwell Volumetric OBJ node
translate volumes
translate particle systems as volumes
translate RFRK Cloud node

v1.3.3 (July 10th 2013)

requires Maxwell Render 2.7 (or above), built for Houdini 12.1.230 and 12.5.427

New features:

added MXS Reference operator (see Houdini plugin - MXS Reference (OBJ))
apprentice support is removed because third-party renderers are not allowed

v1.3.2 (June 3rd 2013)

requires Maxwell Render 2.7 (or above), built for Houdini 12.1.230 and 12.5.376

Fixes:

motion blur in IPR
generate IPR scene after IPR is stopped and restarted

New features:

in deformation blur use the v point attribute to calculate the vertex position
pre/post render scripts
added rotary shutter option to the Maxwell Camera node
added ‘Display Dialog on Error’ flag to the Global options tab
added ‘Allow Motion Blur’ flag to the IPR tab to control motion blur in IPR independently from the render
render can be started in the Apprentice version of Houdini with a custom button

v1.3.1 (Mar 25th 2013)

requires Maxwell Render 2.7 (or above), built for Houdini 12.1.230 and 12.5.316.22

Fixes:

crash when rendering point instance in IPR
updating point instance in IPR preview
optimized scene translation

v1.3.0 (Nov 19th 2012)

requires Maxwell Render 2.7 (or above), built for Houdini 12.0.683 and 12.1.125

Fixes:

crash after editing material in mxed on Linux
rendering frame sequences
vertex uvs
memory leak in mxs export
mxs export is now interruptable
loading strings (name, texture path) in Maxwell Material
dispersion, low roughness setting in IPR
adding Maxwell Render ROP to a ROP network
"no added Maxwell Material" warning won’t show up when a material exists on the SOP level

New features:

new installer, the plugin is installed to the program folder, the Houdini installation is not modified
new IPR implementation (IPR is moved to a separate process)
added Maxwell Object Params and Maxwell Camera Params OBJ nodes to specify Maxwell related parameters. The old object and camera parameter settings on the ROP node set to invisible.
added input to Maxwell Camera node
added "Read multilight back from render" option, which will load the multilight settings to the Houdini scene after the render is finished

v1.2.2 (July 31th 2012)

requires Maxwell Render 2.7 (or above), built for Houdini 11.1.201 and 12.0.683

Fixes:

translating instances
updating active camera path by viewport render
initialize Maxwell Render path (this resulted an error first time rendering a scene which uses any extension (grass, fur, RealFlow nodes, etc.))

v1.2.1 (July 24th 2012)

requires Maxwell Render 2.7 (or above), built for Houdini 11.1.201 and 12.0.683

Fixes:

geometry instance transformation

New features:

added translation of point instancing
MXS export button removed, Export MXS Files checkbox added instead

v1.2.0 (June 15th 2012)

requires Maxwell Render 2.7 (or above), built for Houdini 11.1.201 and 12.0.634

New features:

compatibility with Maxwell Render 2.7
added Maxwell Grass node

v1.1.4 (June 13th 2012)

requires Maxwell Render 2.6.10 (or above), built for Houdini 11.1.201 and 12.0.634

New features:

added support of the procedural shader node (vm_geo_file)
if the Render As Points flag of the procedural geo is on then the geometry is translated as a particle system

v1.1.3 (January 30th 2012)

requires Maxwell Render 2.6.10 (or above)

New features:

compatibility with Maxwell Render 2.6.10

v1.1.2 (January 3rd 2012)

Fixes:

Enable rendering scene when no Maxwell Environment or light node is added but a geometry with emitter material exists.

New features:

Added MXS export button to the Maxwell Render ROP (maxwell_mxs_export command).
Added MXI file path parameter to the Maxwell Render ROP.

v1.1.1 (November 14nd 2011)

Fixes:

Translating correct UV coordinates.

v1.1.0 (November 2nd 2011)

requires Maxwell Render 2.6 (or above)

New features:

Added Sharpness parameter to the Tone Mapping options.
Added Normals and Position to the Render Channels options.
Added Intensity parameter to the Atmosphere options of the Physical Sky settings.
Planet Reflectance parameter moved to the Atmosphere options.
Added Intensity and Screen Mapping parameters to the Image Based Sky options.
Added Type parameter instead of Use Layer to the IBL channel options.
Added Intensity parameter to the emitter material’s IES file section.
Added Type and Scale parameters to the Displacement material options.
Gain displacement parameter renamed to Subdivision.
Supporting RealFlow particles
Supporting RealFlow meshes
Supporting RFRK mesher
Supporting Houdini particle node
Supporting Houdini fur asset

v1.0 beta 4

Fixes:

Apply “RenderLight Geometry” option to geometry type hlight node

New features:

Display version number (maxwell_plugin_version command)

v1.0 beta 3

Fixes:

Stop translating frames when the scene setup has errors (for example no camera or no lights added).
Fixed translating the image format parameter
Fixed crash in IPR mode when Maxwell Material SHOP node has changed
Fixed batch render (do not open Maxwell Render by each frame)

New features:

Maxwell Render is accessable under the film wheel on the viewport.
Translate geometry instances to Maxwell as instance.

v1.0 beta 2

Fixes:

Handle objects in sub-networks.
Fixing crash when opening the material editor with a newly created Maxwell Material node.

New features:

Rename the Maxwell Material SHOP node after loading an MXM material.
Refresh the material automatically after it was edited in the Material Editor.
Shutter Speed parameter is added to the Maxwell Camera, Shutter Time is removed
Use Shutter Speed parameter is added to the Maxwell Render ROP’s camera multilist control. The given value overrides the Shutter Time setting.
Image Scale parameter is added to the Maxwell Render ROP node

v1.0 beta 1

requires Maxwell Render 2.5

New features:

Added Maxwell Render ROP node for the Maxwell Render settings
Multilight support
Support for Geometry OBJ nodes
Motion blur support
Support for Camera OBJ nodes
Support for bundles
Added Maxwell Camera OBJ node for Maxwell related parameters
Added Maxwell Environment OBJ node for the sky settings
Sky preview in the viewport
Support for Light nodes (point, disc, sphere, rectangle, grid, geometry light types)
Added Maxwell Material SHOP node
Support for material layers, BSDF, coating, emitter, displacement components
Material palette with default mxm library
IPR support with Maxwell Fire (Fast Interactive Rendering)
Added shelf for the Maxwell Render nodes