script/test/TestMonitor.py

@@ -0,0 +1,125 @@
+################################################################################################### 
+# Example of saving diagostics and snapshots during a scan 
+################################################################################################### 
+
+DIAGS = [ai2]
+SNAPS = [ai3, wf1]
+
+ret = lscan(m1, ai1, 0.0, 1.0, 4,  diags=DIAGS, snaps=SNAPS)
+
+plot(ret.getSnap(wf1))
+plot(ret.getDiag(ai2))
+
+#All devices can be directly indexd
+for dev in [m1, ai1, ai2, wf1, ai3]:
+    print dev.name, " -> ",  ret[dev]
+
+
+
+#Changing default folders
+LayoutBase.PATH_SNAPS = "initial/"
+LayoutBase.PATH_DIAGS = "status/"
+LayoutBase.PATH_MONITORS = "events/"
+LayoutBase.PATH_LOGS = "logbook/"
+
+ret = lscan(m1, ai1, 0.0, 1.0, 4,  diags=DIAGS, snaps=SNAPS)
+
+
+
+ret = tscan(out, 10, 0.2, diags=[inp, arr], monitors=[inp, sin], snapshots=[inp, motor])
+#set_exec_pars(flush=True)
+#print ret[out]
+print ret[sin]
+print ret["arr"]
+print ret[motor]
+
+
+#print ret.getDiag(sin)
+#print ret.getDiag(arr)
+#ret = tscan(out, 10, 0.2, monitors=[sin, arr])
+#plot(ret[sin][1], xdata=ret[sin][0])
+#plot(ret[out], xdata=ret.timestamps)
+
+
+
+
+"""
+class OtfValue(ReadonlyAsyncRegisterBase):
+    def __init__(self, name):
+        ReadonlyAsyncRegisterBase.__init__(self, name)
+        
+    def setValue(self, value,timestamp):
+        self.setCache(value,timestamp)
+
+class OTF(Otf):
+    def __init__(self, name):
+        Otf.__init__(self, name)
+        self.addComponent(OtfValue("Channel1"))
+        self.addComponent(OtfValue("Channel2"))
+        self.components[0].setValue(float("NaN"), long(time.time()*10e6))
+        self.components[1].setValue(-1, long(time.time()*10e6))
+        self.initialize()
+        self.interrupted = False
+
+    def task(self):
+        start = time.time()
+        finished=False
+        while not self.interrupted and not finished:
+            time.sleep(0.1)
+            self.components[0].setValue(time.time(), long(time.time()*10e6))
+            finished = (time.time()-start)> 5.0
+        if not self.interrupted:            
+            for i in range(20):
+                self.components[1].setValue(i, long(time.time()*10e6))
+            self.getLogger().info("Finished OTF")
+        self.state=State.Ready
+
+    def start(self):
+        self.state=State.Busy
+        self.interrupted = False
+        self.thread = fork(self.task)
+        
+    def abort(self):
+        self.interrupted = True
+        self.getLogger().info("Interrupting OTF thread")
+        join(self.thread)
+
+add_device(OTF("otf"), True)
+        
+ret = tscan(out, 10, 0.2, monitors=[otf])
+"""
+"""
+class OTF(Otf):
+    def __init__(self, name):
+        Otf.__init__(self, name)
+        self.setCache(float("NaN"), long(time.time()*10e6))
+        self.initialize()
+        self.interrupted = False
+
+    def task(self):
+        start = time.time()
+        finished=False
+        while not self.interrupted and not finished:
+            time.sleep(0.1)
+            self.setCache(time.time(), long(time.time()*10e6))
+            finished = (time.time()-start)> 5.0
+        self.getLogger().info("Finished OTF")
+        self.state=State.Ready
+
+    def start(self):
+        self.state=State.Busy
+        self.interrupted = False
+        self.thread = fork(self.task)
+        
+    def abort(self):
+        self.interrupted = True
+        self.getLogger().info("Interrupting OTF thread")
+        join(self.thread)
+
+add_device(OTF("otf"), True)
+        
+ret = tscan(out, 10, 0.2, monitors=[otf])
+plot(ret[otf][1], xdata=ret[otf][0])
+"""
+
+set_return(None)