Blender Git Loki

Implement restore mode for Tab key

Now when you press Tab key the mode back to previous GP mode and not to Object mode always.

Remove brush sensivity from UI panel

Change UI layers panel header text

Hide panel header for datablock

Replace UI list by icon preview for brushes

Merge branch 'blender2.8' into greasepencil-object

New enum property for drawing brushes

This property is necessary to include a icon view in the UI panel

New Display UI panel

Options moved to new panel to organize UI

Move Grease Pencil selector to top panel

In order to keep UI consistency, the datablock must be in the top panel, not in layers

New operator and keymaps to select sculpt brushes

Now it's possible to select the sculpt brush sing a key between 1 and 9.

Fix error in add GP object operator

The invoke callback is not necessary.

Change UI panel registration order

This change is to keep the Tools tab on top because if the grease pencil panel are register at the end, the Tools tab change to end.

New icons for Grease Pencil sculpt brushes

In order to keep consistency, we have added icons to GP sculpt brushes similar to object sculpt

Implement lock axis in Sculpt grab brush

This is the first implementation to lock the axis while sculpt. In some extreme angles the result is not perfect, so maybe need a review.

We keep in this way while we found a better approach, maybe using the reprojection of the point as it is done when draw new strokes could work better.

Add missing UI options for sculpt and paint mode

The onion and mask buttons can be used in sculpt mode also.

Fix only_render for GP object

For GP objects, the strokes must be drawn in all cases. When only render is enabled, only the pivot point is hidden, but not the strokes.

Merge branch 'blender2.8' into greasepencil-object

Remove ALT key for straight lines

There was a conflict with new Eraser keymap. Keep only CTRL.

Eraser only available in Paint mode

During sculpt and edit this operator is not available

Implement object change while in GP modes

Now the user can select other objects for paint or sculpt.

In edit mode is not possible in order to keep UI coherence