Blender Git Loki

GPencil: Fix TRansform Fill UV error

During a merge, we removed this by error.

Mantaflow: Fixed issues raised in part 10 of the review (D3860)

Merge branch 'master' into functions

initial static class id system

GPencil: Rename "Boxes" mode to "Squares"

GPencil: Remove ol UV data from triangle struct

Mantaflow: Fixed more issues raised in part 8 of the review (D3857)

make element contexts non virtual

Mantaflow: Fixed issues raised in part 8 of the review (D3857)

Merge branch 'master' into functions

GPencil: Refactor: Implement Checker Fill type

This is not matching the old implementation as the tranform order is
different. We may patch older files to match new impelementation.

GPencil: Refactor: Add support for fill textures

GPencil: Refactor: Put fill uvs into bGPDspoint

This is not the best place but that's a temporary solution.

GPencil: Refactor: Rename gpencil_data.c to gpencil_draw_data.c

This is to avoid confusion with the already existing gpencil_data.c.

don't register keymap in background mode

fix endless recursion

add external data cache to emitter function

support for accessing id data blocks from emitter function

new birth time modes for custom emitter

support for removing sockets in custom emitter