Gaffer 1.7.2.0

Features

• VisibilityQuery : Added a node for querying the visibility of a particular scene location.
• PrimitiveVariableType : Added a node for changing the type and interpretation of primitive variables (#7111).

Improvements

• Cycles : Added support for the standard automaticInstancing attribute.

Fixes

• Cycles : Fixed rendering of shaders written with IECOREUSD_WRITE_CONFORMANT_OSL_SHADERS=1.
• MergeMeshes, MergeCurves, MergePoints : Fixed crash when merge is sorted by a primitive variable and none of the locations to merge contain primitives.
• NodeEditor : Fixed flicker when changing the node being viewed.
• Linux : Fixed startup from installation directory containing spaces.
• SceneReader : Fixed loading of float-precision orientations from the USD PointInstancer.orientationsf attribute. Previously only the half-precision orientations attribute was supported.
• Viewer : Fixed colourspace handling for PNG files loaded as textures for custom OpenGL shaders.
• PointInstancer : Fixed potential interactive render update bug.
• RenderPassEditor, DeleteRenderPasses : Fixed bugs which made it appear that the renderPass:names option was allowed to be dependent on the ${renderPass} context variable.

API

• Switch, NameSwitch : Added support for subclassing in Python.
• SceneAlgo : Added renderPassNames() utility method.

Build

• Cortex : Updated to version 10.7.1.3.