Compute TEX metric.

Author: PFLeget

python/lsst/drp/tasks/update_visit_summary.py

@@ -864,7 +864,14 @@ def run(
                 image_ap_corr_map=ap_corr,
                 sources_is_astropy=True,
             )
-
+            # It will do the computation just once across the FoV
+            # at the first pass and then it will populate the other
+            # detectors with the first pass value.
+            self.compute_summary_stats.comp_psf_TEX_visit_level(
+                summary_stats,
+                psf_star_catalog,
+                sources_is_astropy=True,
+            )
             if photo_calib_overrides:
                 center = compute_center_for_detector_record(output_record, bbox, wcs)
                 (