Blender Git Loki

USD Import: merge prim with parent xform.

Added logic to merge a USD prim and its parent
Xform into a single Blender object representation.
Added a USDXformReader::use_parent_xform_ flag
which, if true, causes the USDXformReader to
use the parent of the encapsulated prim to compute
the object's transform.

USD Import: warning fixes.

USD Import: format fix.

USD Import: warning fixes.

Fixed warnings due to unused parameters and function.

USD Import: missing include.

Added missing include when building without Alembic.

USD IO: fixed warnings.

USD Import: remove instancing functionality.

Temporarily removing collection-based instancing
experimental feature to simplify the review of
the current patch (differential D10700).
Instancing can be added back in a future patch.

USD Import: removed obsolete code.

USD Import: USDMaterialReader refactor.

Broke up more complex code into multiple functions
and reduced the nesting level of conditionals.

USD Import: USDMeshReader fixes and comments.

Removed unused variables, fixed bug where polygon
geometry was being read twice, added comments.

USD Import: declared const parameter.

USD Import: USDMeshReader constructor fix.

Now initializing the is_initial_load_ flag to true.

USD Import: update comments.

Updated USDMaterialReader comments, now using C-style
comments.

USD Import: fixed warnings.

Removed unused function and now calling UncheckedGet() to
query shader diffuse color.

USD Import: declared parameters const.

USD Import: braces for if/else statments.

USD Import: declare local functions static.

This fixes compiler warnings.

USD Import: USDVolumeReader code cleanup.

Removed unused variable and unnecessary function call.
Replaced C-style cast with static_cast.

USD Import: simplify conditional logic.

Simplified conditional statement with early return.

USD Import: declare local functions static.

This fixes compiler warnings.