Arnold 6.1.0.0

Enhancements

Build

• Installing license: The license is now copied to the installation folder when using scons. (#540)

Procedural

• Light Shaping: The procedural now supports the UsdLuxShapingAPI, allowing the use of spot and IES lights. (#344)

Render Delegate

• UsdTransform2d: The render delegate now supports the UsdTransform2d preview shader. (#516)
• Per face material assignments: Per-face material assignments are now supported. (#29)
• Render Stats: The Render Delegate now returns render stats via GetRenderStats. For now, this is used to show render progress in Solaris. (#537)

Schemas

• Schema for custom procedurals: The schemas now include ArnoldCustomProcedural for describing custom procedurals. (#487)
• Schema updates: Schemas now support cameras, render settings, and new output types. (#500)

Scene Format

• Parent Scope: There is a new flag to specify a custom root for all exported prims. (#292)
• ST for Texture Coordinates: Texture coordinates are now written as primvars:st to match the USD convention. (#542)

Bugfixes

Build

• #528 Render delegate fails to build when building for Katana.
• #553 Compilation failures because of License.md.
• #567 HdArnoldMaterial fails to compile for the latest USD dev branch.
• #560 plugInfo.json for schemas is broken with newer USD builds.

Procedural

• #513 Viewport representation in points mode doesn't have the correct matrix.
• #543 Visibility is not checked on the current frame.
• #556 motion_start and motion_end is only set if the matrix of the prim is animated.
• #565 Animated transforms not translated properly if set on parent xforms.
• #570 USD procedural is not picking up osl shader parameters.

Render Delegate

• #569 Render delegate not picking up OSL shader parameters.
• #577 Point light should have zero radius.
• #580 The Render Delegate's depth range is incorrect if USD is at least version 20.02.
• #570 Incorrect display of curve widths in Solaris when changing curve basis.