New ScreenPanel

script/test28.py

@@ -0,0 +1,48 @@
+import ch.psi.pshell.epics.CAS as CAS
+
+
+
+class ScanDevice(ReadonlyAsyncRegisterBase, ReadonlyRegisterArray):
+    def getSize(self):
+        global scan_result
+        return len(self.take())   
+
+    def append(self, value):
+        c = self.take()
+        c.append(value)
+        self.set(c)
+        
+    def set(self, value):
+        self.onReadout(to_array(value, 'd'))
+
+
+
+if get_device("scan_pos") is None:
+    add_device(ScanDevice("scan_pos"), True)
+    add_device(ScanDevice("scan_val"), True)
+    scan_pos.set([])
+    scan_val.set([])
+    
+    cas1 = CAS("PSHELL:scanpos",scan_pos, "double")
+    cas2 = CAS("PSHELL:scanval",scan_val, "double")
+    cas3 = CAS("PSHELL:var",ai1)
+
+    scan_pos.set([])
+    scan_val.set([])
+
+
+
+scan_pos.set([])
+scan_val.set([])
+
+def after(rec):
+    scan_pos.append(rec.positions[0])
+    scan_val.append(rec.values[0])
+    
+res = lscan(ao1, ai1, 0, 40, 40, 0.1, after_read = after)
+#scan_pos.set(res.getPositions(0))
+#scan_val.set(res.getReadable(0))
+
+set_return(res.print())
+
+