Tracking: Add utility function to get RNA path prefix for given track

Some code could be de-duplicated with the full path case, but that's
for another rainy day i guess.

1 files changed, 40 insertions, 0 deletions

diff --git a/source/blender/blenkernel/intern/tracking.c b/source/blender/blenkernel/intern/tracking.c
index 7890f17c4df..f9d34534a45 100644
--- a/source/blender/blenkernel/intern/tracking.c
+++ b/source/blender/blenkernel/intern/tracking.c
@@ -2992,6 +2992,26 @@ void BKE_tracking_get_rna_path_for_track(
 	}
 }
 
+void BKE_tracking_get_rna_path_prefix_for_track(
+        const struct MovieTracking *tracking,
+        const struct MovieTrackingTrack *track,
+        char *rna_path,
+        size_t rna_path_len)
+{
+	MovieTrackingObject *object =
+	        BKE_tracking_find_object_for_track(tracking, track);
+	if (object == NULL) {
+		BLI_snprintf(rna_path, rna_path_len, "tracking.tracks");
+	}
+	else {
+		char object_name_esc[MAX_NAME * 2];
+		BLI_strescape(object_name_esc, object->name, sizeof(object_name_esc));
+		BLI_snprintf(rna_path, rna_path_len,
+		             "tracking.objects[\"%s\"]",
+		             object_name_esc);
+	}
+}
+
 void BKE_tracking_get_rna_path_for_plane_track(
         const struct MovieTracking *tracking,
         const struct MovieTrackingPlaneTrack *plane_track,
@@ -3016,3 +3036,23 @@ void BKE_tracking_get_rna_path_for_plane_track(
 		             track_name_esc);
 	}
 }
+
+void BKE_tracking_get_rna_path_prefix_for_plane_track(
+        const struct MovieTracking *tracking,
+        const struct MovieTrackingPlaneTrack *plane_track,
+        char *rna_path,
+        size_t rna_path_len)
+{
+	MovieTrackingObject *object =
+	        BKE_tracking_find_object_for_plane_track(tracking, plane_track);
+	if (object == NULL) {
+		BLI_snprintf(rna_path, rna_path_len, "tracking.plane_tracks");
+	}
+	else {
+		char object_name_esc[MAX_NAME * 2];
+		BLI_strescape(object_name_esc, object->name, sizeof(object_name_esc));
+		BLI_snprintf(rna_path, rna_path_len,
+		             "tracking.objects[\"%s\"].plane_tracks",
+		             object_name_esc);
+	}
+}