From 8aaddc8c3dce0cf93c5654d70d4fa2bd5c281fbc Mon Sep 17 00:00:00 2001
From: David <david.boehringer@fau.de>
Date: Tue, 26 Nov 2024 13:11:33 +0100
Subject: [PATCH] Move cumulative sum into specific cases to fix problem with
 timelines with single reference state

---
 saenopy/solver.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/saenopy/solver.py b/saenopy/solver.py
index 7a804f47..09d40ea8 100644
--- a/saenopy/solver.py
+++ b/saenopy/solver.py
@@ -1079,6 +1079,7 @@ def subtract_reference_state(mesh_piv, mode):
     U = [M.displacements_measured for M in mesh_piv]
     # correct for the different modes
     if len(U) > 2: 
+        xpos2 = U
         if mode == "cumul.":
             xpos2 = np.cumsum(U, axis=0)
         elif mode == "median":