GP: New Fade no active layer overlay option

This option allows to fade all layers except active one. This can help in very crowded scenes with a lot of layers, to verify you are working in the right one.

1 files changed, 15 insertions, 0 deletions

diff --git a/source/blender/blenloader/intern/versioning_280.c b/source/blender/blenloader/intern/versioning_280.c
index 7ae445ab476..75818a30751 100644
--- a/source/blender/blenloader/intern/versioning_280.c
+++ b/source/blender/blenloader/intern/versioning_280.c
@@ -2205,5 +2205,20 @@ void blo_do_versions_280(FileData *fd, Library *UNUSED(lib), Main *bmain)
 				}
 			}
 		}
+
+		/* grease pencil fade layer opacity */
+		if (!DNA_struct_elem_find(fd->filesdna, "View3DOverlay", "float", "gpencil_fade_layer")) {
+			for (bScreen *screen = bmain->screen.first; screen; screen = screen->id.next) {
+				for (ScrArea *sa = screen->areabase.first; sa; sa = sa->next) {
+					for (SpaceLink *sl = sa->spacedata.first; sl; sl = sl->next) {
+						if (sl->spacetype == SPACE_VIEW3D) {
+							View3D *v3d = (View3D *)sl;
+							v3d->overlay.gpencil_fade_layer = 0.5f;
+						}
+					}
+				}
+			}
+		}
+
 	}
 }