Blender Git Loki

GPencil: Cleanup loops and replace by macros

GPencil: Fix Array modifier order and remove Keep on Top

There is one limitation in the order. As the Layer position is on top of array element, if the object has several layers, the order is by layer. To keep the full object on back, merge all layers in one of the original object.

GPencil: Reorganize Array modifier code

Still pending foix the sort issue.

Volumes: tweaks for better initial setup of volume object

* Auto rotate Houdini VDB files from Y-up to Z-up
* Set default workbench display density to 1.0
* Disable bounding box display by default
* Expose wireframe display option in object properties
* Display warning if VDB grid contains only points (unsupported)

Fix bad handling of unique ID memaddress from merge of undo-experiments.

run node declaration function only once per update

Merge branch 'undo-experiments' into undo-experiments-swap-reread-datablocks

Merge branch 'id-ensure-unique-memory-address' into undo-experiments

Merge branch 'master' into id-ensure-unique-memory-address

simplify SocketDecl

Merge branch 'master' into greasepencil-object

Merge branch 'soc-2019-openxr' into vr_scene_inspection

new operator socket

Merge branch 'temp-openxr-blenderside' into soc-2019-openxr

Merge branch 'temp-openxr-ghostxr' into temp-openxr-blenderside

Merge branch 'temp-openxr-directx' into temp-openxr-ghostxr

Merge branch 'temp-openxr-buildstuff' into temp-openxr-directx

Merge branch 'master' into temp-openxr-buildstuff

first node with a variable number of sockets

Fix failure to display volumes with negative start location