Startup

script/__Lib/diffcalc/startup/i06.py

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+from startup._common_imports import *  # @UnusedWildImport
+from diffcalc.gdasupport.minigda.scannable import ScannableMotionWithScannableFieldsBase  # @UnusedImport
+
+from diffcalc.hkl.you.geometry import YouGeometry, YouPosition
+from diffcalc.hkl.you.constraints import NUNAME
+from diffcalc.hardware import setrange
+from diffcalc.hkl.you.calc import SMALL
+if not GDA:    
+    import startup._demo
+else:
+#     import __main__  # @UnresolvedImport
+    from __main__ import dd2th,ddth,dummychi,energy  # @UnresolvedImport
+LOCAL_MANUAL = "http://confluence.diamond.ac.uk/pages/viewpage.action?pageId=31853413"
+# Diffcalc i06-1
+# ======== === 
+# delta    dd2th
+# eta      ddth
+# chi      dummy
+# phi      0
+
+class ThreeCircleI06(YouGeometry):
+    """For a diffractometer with theta two-theta geometry:
+          delta, eta
+    """
+    def __init__(self, beamline_axes_transform=None):
+        YouGeometry.__init__(self, 'threec', {'mu': 0, NUNAME: 0, 'phi': 0}, beamline_axes_transform)
+
+    def physical_angles_to_internal_position(self, physical_angle_tuple):
+        # mu, delta, nu, eta, chi, phi
+        delta_phys, eta_phys, chi_phys = physical_angle_tuple
+        return YouPosition(0, delta_phys, 0, eta_phys, chi_phys, 0, 'DEG')
+
+    def internal_position_to_physical_angles(self, internal_position):
+        clone_position = internal_position.clone()
+        clone_position.changeToDegrees()
+        _, delta_phys, _, eta_phys, chi_phys, _ = clone_position.totuple()
+        return delta_phys, eta_phys, chi_phys
+
+
+### Create dummy scannables ###
+if GDA:  
+    print "!!! Starting LIVE diffcalc with delta(dd2th), eta(ddth), chi(dummy) and denergy." 
+    _threec = ScannableGroup('_threec', (dd2th, ddth, dummychi))
+    delta = _threec.dd2th
+    eta = _threec.ddth
+    en=energy
+    if float(en.getPosition()) == 0: # no energy value - dummy mode
+        en(800)
+    
+else:   
+    delta = Dummy('delta')
+    eta = Dummy('eta')
+    chi = Dummy('chi')
+    _threec = ScannableGroup('_threec', (delta, eta, chi))
+    en = Dummy('en')
+    en(800)
+    
+en.level = 3
+ 
+### Configure and import diffcalc objects ###
+ESMTGKeV = 0.001
+settings.hardware = ScannableHardwareAdapter(_threec, en, ESMTGKeV)
+settings.geometry = ThreeCircleI06()  # @UndefinedVariable
+settings.energy_scannable = en
+settings.axes_scannable_group= _threec
+settings.energy_scannable_multiplier_to_get_KeV = ESMTGKeV
+
+if not GDA:
+    setrange('chi', 90 - SMALL, 90 + SMALL)
+
+from diffcalc.gdasupport.you import *  # @UnusedWildImport
+ 
+if GDA:
+    print "Running in GDA --- aliasing commands"
+    alias_commands(globals())
+ 
+# Load the last ub calculation used
+lastub()