Blender Git Loki

enable object cache code path

Fix array modifier build error after recent change in master

Improve usage of the "for_write" functions, add a separate function to clear dirty flags

object file test

add object cache

Cleanup: Rename `BKE_mesh_face_normals_for_write` -> `BKE_mesh_poly_normals_for_write`

Merge branch 'master' into temp-vert-normals-cleanup

Merge branch 'master' into temp-llvm-testing

Improve marking normals dirty when copying a mesh

Expand on comment about copying layers

Merge branch 'master' into temp-vert-normals-cleanup

USD material import improvements.

Refactored get_udim_tiles() based on review by
Sybren and Jesse.

USD material import improvements.

Per review by Sybren, added find_existing_material()
utility function and comments.

USD material import improvements.

Per suggestions from Jesse and Sybren in their
reviews.

Viewport Compositor: Port Time node

This patch ports the Time node to the viewport compositor. The current
frame number was added to the View UBO in order to be accessed by the
shader.

Viewport Compositor: Port Luminance Key node

This patch ports the Luminance Key node to the viewport compositor. The
shader is a straightforward port of the compositor code.

Viewport Compositor: Port Distance Key node

This patch ports the Distance Key node to the viewport compositor. The
shader is a straightforward port of the compositor code.

Viewport Compositor: Port Difference Key node

This patch ports the Difference Key node to the viewport compositor. The
shader is a straightforward port of the compositor code.

Viewport Compositor: Port Color Key node

This patch ports the Color Key node to the viewport compositor. The
shader is a straightforward port of the compositor code.

Viewport Compositor: Port Color Spill node

This patch ports the Color Spill node to the viewport compositor. The
shader is a straightforward port of the compositor code.