Blender Git Loki

Add implicit make instances real operation for "write" nodes

Other nodes that create new geometry instead of modifying existing geometry
should read the geometry like the point distribute node does in this branch.

Fix: Disabled NLA Interferes with Action Eval

Introduced by my commit: rB09709a7e64ff

This bug effectively enabled the NLA when it should be disabled, when
all tracks muted or no strips exist. Specifically, the NLA Action Track
settings would be used (extrapolation, blendmode, influence).

NLA: Refactor Transition, Use Snapshot Blend Func

The function `nlastrip_evaluate_transition()` has been slightly
modified to use `nlasnapshot_blend()` instead of it's own special
blending function `nlaeval_snapshot_mix_and_free()`.

No user functional changes

Reviewed By: sybren, #animation_rigging

Differential Revision: https://developer.blender.org/D10221

Cleanup: clang format

Fix elastic deform surface falloff crashing or breaking geometry

Rename random per component to random per loose part

Fix const warning

Remove unused variable

Fix crash in versioning code

Merge branch 'master' into sculpt-dev

Fix T85380: NLA Evaluation Missing Null Check

Introduced by commit: rB40b7929cc040

GPencil: Reduce minimum size for internal stroke drawing used in Fill

Merge branch 'master' into temp-gpencil-fill

Image: Flip image operator

This implements an operator to flip the contents of an image buffer. It
supports flipping the image horizontally and vertically.

Reviewed By: JacquesLucke

Differential Revision: https://developer.blender.org/D10310

GPencil: New python API to force stroke triangulation data update

In some python scripts, the coordinates of the points are manipulated, but there are no way to force the recalculation and need hack to force the refresh.

The new api allows to call to the refresh function directly.

example: `gp_stroke.points.update()`

Massive install_deps update.

Unfortunately one issue raising another one, this ended up being a
fairly big update, with:

*Fixes:
** Dependencies between libraries are better handled (would fail
previously in some cases when the lib was also available as package).
** Dependency of Boost over Python is now taken into account.
** Fix CMake flags to use local own built boost.
** Fix building numpy.

*Changes:
** We now use pip for all python modules (including numpy).
** Added all missing python modules (requests etc.).

*Updates:
**USD: 20.08, Due to build failing with 20.05 (missing include).

Merge branch 'master' into temp-gpencil-fill

Merge branch 'temp-geometry-nodes-instances-api-v2' of git.blender.org:blender into temp-geometry-nodes-instances-api-v2

GPencil: Reduce Ibuf size

GPencil: Optimize get_pixel, set_pixel and is_leak_narrow