a3 conventions

tools/misc/tascalc.py

@@ -10,8 +10,13 @@ import numpy.linalg as la
 
 
 use_scipy = False
-#a3_offs = np.pi
-a3_offs = 0.
+
+# -----------------------------------------------------------------------------
+# choose an a3 convention
+#a3_offs = 0.
+#a3_offs = np.pi/2.		# for takin
+a3_offs = np.pi 		# for nomad
+# -----------------------------------------------------------------------------
 
 
 # -----------------------------------------------------------------------------
@@ -205,9 +210,9 @@ if __name__ == "__main__":
 	# --------------------------------------------------------------------------
 	# measurement position and instrument configuration input
 	# --------------------------------------------------------------------------
-	Q_rlu = np.array([1, -1, 0])
+	Q_rlu = np.array([1, -2, 0])
 	E = 0.5
-	kf = 1.4
+	kf = 2.662
 	dmono = 3.355
 	dana = 3.355
 	# --------------------------------------------------------------------------