From 8b397c0728cc270ecb53b2dee2b2d4f0e261283e Mon Sep 17 00:00:00 2001
From: Harry Ho <hh@m-labs.hk>
Date: Wed, 6 Oct 2021 12:26:20 +0800
Subject: [PATCH] plot_sayma_data: Add option to skip data plotting

---
 plot_sayma_data.py | 16 ++++++++++------
 1 file changed, 10 insertions(+), 6 deletions(-)

diff --git a/plot_sayma_data.py b/plot_sayma_data.py
index 3f4c38c..96586c0 100644
--- a/plot_sayma_data.py
+++ b/plot_sayma_data.py
@@ -31,6 +31,9 @@ def main():
     parser.add_argument("--log",
         help="path of the log file where the measurement record will be appended",
         type=str)
+    parser.add_argument("--noplot",
+        help="do not show data plot, which is blocking until the GUI is closed",
+        action="store_true")
     args = parser.parse_args()
 
     # Must only compare 2 data
@@ -77,12 +80,13 @@ def main():
     # Print the phase difference
     print(angle)
 
-    # Normalize y1 and y2 for plotting
-    y1 /= abs(y1).max()
-    y2 /= abs(y2).max()
-    plot.plot(y1)
-    plot.plot(y2)
-    plot.show()
+    if not args.noplot:
+        # Normalize y1 and y2 for plotting
+        y1 /= abs(y1).max()
+        y2 /= abs(y2).max()
+        plot.plot(y1)
+        plot.plot(y2)
+        plot.show()
 
 if __name__ == "__main__":
     main()