Blender Git Commits

Fix T74024 Faces missing, weird faces added

Workaround by adding a special case for that driver in gpu_extensions.c

Fix error when filtering in Outliner "Blender File" mode with libraries

Steps to reproduce were:
* Load factory settings
* Link any library
* Change to "Blender File" display mode in Outliner
* Enable filtering
* -> Assert fails

This may have had further side-effects for linked IDs.
Checked with Bastien, the NULL-check seems reasonable. It was initially there
but removed in d74f9c4b7b4f.

Fine to backport.

Fix compile error in recent commit

This was introduced in rBd7b10e5b740fe2.

Fix T78337: Fix crash when use GPencil merge without materials

If the object hadn't material, the index of material was negative.

EEVEE: Fix undefined behavior when using BSDF nodes inside volume shaders

This should fix T76171 Eevee bsdf shaders glitches

Fix T78134: GPencil interpolation crash

Need to verify active frame not NULL.

Fix T78042: GPencil: Strokes go missing after Interpolation from another layer

This was due some strokes could be tagged and as the layer was locked, the strokes were not untagged and removed when all tagged strokes are removed.

The tagged strokes are used as temp ghost of the interpolation and removed at the end of the interpolation.

Fix T77759: "Not enough texture slots!" Message lags computer

Patch supplied by Cl�ment Foucault

Merge branch 'master' into soc-2020-info-editor

# Conflicts:
# source/blender/windowmanager/intern/wm_files.c

Fix broken shading in workbench

Build: make update support for git tags

Previously it only picked the appropriate version with the
blender-vX.XX-release branches.

EEVEE: Rename default_world_frag.glsl to lookdev_world_frag.glsl

Also include cleanups of the world rendering logic.

Fix undefined behavior with background alpha

Add a mesh intersect sphere-sphere test for performance tuning.

Fix build error in due to BKE_mesh.h

Rename files: exporter -> ex, importer -> im.

Minor header cleanup.

Break code into mesh, objects, and reader files.

Merge branch 'greasepencil-edit-curve' into soc-2020-greasepencil-curve

Merge branch 'master' into lanpr-under-gp

Merge branch 'master' into greasepencil-edit-curve