Blender Git Loki

GPencil: Refactor: Add back guides and control points overlays

This use a special shader to draw points using uniforms. This is to avoid
creating a batch for each frame.

This is ok since the number of points is really low.

GPencil: Rename GP_STYLE_* to GP_MATERIAL_*

This makes code easy to understand.

Cleanup: GPencil: Reuse iterator for color name

GPencil: More cleanup of old code

GPencil: Patch old files to use lights to ON

Also, when add a new OB_GPENCIL, this option is enabled by default.

GPencil: Refactor: Fix green clear color and use srgb only in viewport

Cleanup: GPencil: Remove GCC warnings

Cleanup: GPencil: Remove GCC warnings

Cleanup: GPencil: Make code more readable

GPencil: Refactor: Rewrite the render pipeline

This was really outdated. We do everything on the GPU now.

GPencil: Refactor: Make sbuffer batches managment more robust

This fix the slowdown issue caused by the triangulation of the stroke even
when fill wasn't needed. Now the fill buffer is only computed on demand.

Cleanup: GPencil: Remove unused cache function

Thoses were old duplicates

Merge branch 'greasepencil-object' into greasepencil-refactor

Merge branch 'master' into greasepencil-object

Merge branch 'greasepencil-object' into greasepencil-refactor

Merge branch 'master' into greasepencil-object

GPencil: Continue loop if active frame is NULL

GPencil: Tag datablock when init stroke

GPencil: Refactor: Remove last occurence of stl->storage

GPencil: Cleanup compiler warnings