script/Undulators/pointing.py

@@ -0,0 +1,24 @@
+# PPRM113 position: OAPU044 closed (um)
+x1_scr = 29.0
+y1_scr = 75.0
+# PPRM113 position: OAPU092 closed (um)
+x2_scr = 14.0
+y2_scr = 75.0
+# PPRM113 position: max intensity (um)
+xm_scr = 20.0
+ym_scr = 75.0
+z_sarun09 = 537.248
+z_oapu044 = 612.238
+z_oapu092 = 656.239
+z_pprm113 = 680.843
+d1 = z_pprm113 - z_oapu044
+d2 = z_oapu044 - z_sarun09
+d3 = z_pprm113 - z_oapu092
+d4 = z_oapu092 - z_sarun09
+k = d1 / d2 - d3 / d4
+dx_offset = 1 / k * (x1_scr - x2_scr)
+dy_offset = 1 / k * (y1_scr - y2_scr)
+dx_slope = -(dx_offset / d4 + (xm_scr - x2_scr) / (d1 + d2)) * 4.750
+dy_slope = -(dy_offset / d4 + (ym_scr - y2_scr) / (d1 + d2)) * 4.750
+print(dx_offset, dy_offset)
+print(dx_slope, dy_slope)