From 5b3c95a4fc6e3bf7335584526bdf9d82f2a7ce78 Mon Sep 17 00:00:00 2001
From: sfop <sfop@sf-cons-01.psi.ch>
Date: Fri, 17 Jun 2016 11:09:38 +0200
Subject: [PATCH] Closedown

---
 script/local.py | 42 +++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 41 insertions(+), 1 deletion(-)

diff --git a/script/local.py b/script/local.py
index e022b07..8e3f8b5 100755
--- a/script/local.py
+++ b/script/local.py
@@ -146,4 +146,44 @@ add_device(Sinusoid("bpm_q"), True)
 add_device(Sinusoid("center_x"), True)
 add_device(Sinusoid("center_y"), True)
 center_x.setPolling(100)
-center_y.setPolling(100)
\ No newline at end of file
+center_y.setPolling(100)
+
+
+#Convex hull plots
+def clear_convex_hull_plot(title):
+    plots = get_plots(title = title)
+    if len(plots)>0:
+        plots[0].clear() 
+ 
+def add_convex_hull_plot(title, x,y, name=None, clear = False):
+    plots = get_plots(title = title)
+    p = None
+    if len(plots)==0:
+        p = plot(None,name=name, title = title)[0]       
+        p.getAxis(p.AxisId.X).setRange(-50,150)
+        p.getAxis(p.AxisId.Y).setRange(-50,150)
+        p.setLegendVisible(True)       
+    else:
+        p = plots[0]   
+        if clear:
+            p.clear()
+        p.addSeries(LinePlotSeries(name))           
+    s = p.getSeries(name)       
+    s.setLinesVisible(False)
+    s.setPointSize(3)
+    s.setData(x, y)        
+
+    #Convex Hull
+    #In the first time the plot shows, it takes some time for the color to be assigned
+    while s.color is None:
+        time.sleep(0.001)
+    hull = LinePlotSeries(name + " Hull", s.color)   
+    p.addSeries(hull)    
+    #Bounding box
+    #x1,x2,y1,y2 = min(x), max(x), min(y), max(y)   
+    #(hx,hy) = ([x1,x2, x2, x1, x1], [y1, y1, y2, y2, y1])            
+    (hx,hy) = convex_hull(x=x, y=y)
+    hx.append(hx[0]); hy.append(hy[0])                                
+    hull.setLineWidth(2)
+    hull.setData(hx,hy)    
+    hull.setColor(s.color)