Wiki source code of IDL cheat sheet

Version 48.1 by fwilde on 2020/10/10 12:39

version	line-number	content
22.1	1	== {{id name="IDLcheatsheet-Coordinatesystem"/}}Coordinate system ==
	2
23.1	3	Right-handed coordinate system with y-direction along the x-ray beam.
	4
25.1	5	[[image:attach:p05_uct.png\|\|width="700"]]
	6
6.1	7	== {{id name="IDLcheatsheet-Samplepositioning"/}}Sample positioning ==
	8
31.1	9	=== {{id name="IDLcheatsheet-Relativemovement"/}}Relative movement ===
	10
12.1	11	(% class="wrapped fixed-table" %)
1.1	12	\|=(((
	13	IDL command
	14	)))\|=(((
	15	description
3.1	16	)))\|=(((
	17	motion
1.1	18	)))
	19	\|(((
46.1	20	##s_stage_x/z, 1##
1.1	21	)))\|(((
15.1	22	move rotation stage in x/z-direction by 1 mm
3.1	23	)))\|(((
	24	relative [ mm ]
1.1	25	)))
	26	\|(((
46.1	27	##s_pos_x/y/z, 1##
1.1	28	)))\|(((
45.1	29	move sample stage in x/y/z-direction by 1 mm (caution with directions: stage mount on rotation axis)
3.1	30	)))\|(((
	31	relative [ mm ]
1.1	32	)))
	33	\|(((
46.1	34	##s_pos_lateral, 1##
18.1	35	)))\|(((
	36	move sample stage in x-direction by 1 mm, regardless of position of rotation axis
	37	)))\|(((
	38	relative [ mm ]
	39	)))
	40	\|(((
46.1	41	##s_angle, 90##
3.1	42	)))\|(((
9.1	43	rotate sample around z axis
3.1	44	)))\|(((
9.1	45	relative [ deg ]
3.1	46	)))
6.1	47
31.1	48	=== {{id name="IDLcheatsheet-Absolutemovement"/}}Absolute movement ===
	49
46.1	50	(% class="relative-table wrapped" style="width: 67.0892%;" %)
15.1	51	\|=(((
	52	IDL command
	53	)))\|=(((
	54	description
	55	)))\|=(((
	56	motion
	57	)))
	58	\|(((
46.1	59	##goto_s_stage_x/z, 1##
15.1	60	)))\|(((
	61	move rotation stage in x/z-direction to 1 mm
	62	)))\|(((
	63	absolute [ mm ]
	64	)))
	65	\|(((
46.1	66	##goto_s_pos_x/y/z, 1##
15.1	67	)))\|(((
45.1	68	move sample stage in x/y/z-direction to 1 mm
15.1	69	)))\|(((
	70	absolute [ mm ]
	71	)))
	72	\|(((
46.1	73	##goto_s_angle, 90##
15.1	74	)))\|(((
46.1	75	rotate sample around z axis to 90° (alias command: s_rot)
15.1	76	)))\|(((
	77	absolute [ deg ]
	78	)))
	79
32.1	80	=== {{id name="IDLcheatsheet-Getcurrentposition"/}}Get current position ===
31.1	81
46.1	82	(% class="relative-table wrapped" style="width: 54.0627%;" %)
15.1	83	\|=(((
	84	IDL command
	85	)))\|=(((
	86	description
	87	)))
	88	\|(((
46.1	89	##pos_s_stage_x/z()##
15.1	90	)))\|(((
	91	return current rotation stage in x/z position
	92	)))
	93	\|(((
46.1	94	##pos_s_pos_x/y/z()##
15.1	95	)))\|(((
45.1	96	return current sample stage in x/y/z position
15.1	97	)))
	98	\|(((
46.1	99	##pos_s_angle()##
15.1	100	)))\|(((
	101	return current rotation stage angle
	102	)))
	103
31.1	104	=== {{id name="IDLcheatsheet-Predefinedpositions"/}}Predefined positions ===
	105
45.1	106	(% class="relative-table wrapped" style="width: 55.721%;" %)
31.1	107	\|=(((
	108	IDL command
	109	)))\|=(((
	110	description
	111	)))
	112	\|(((
46.1	113	##s_in##
31.1	114	)))\|(((
	115	move sample to "in" position
	116	)))
	117	\|(((
46.1	118	##s_out##
31.1	119	)))\|(((
	120	move sample to "out" position
	121	)))
	122	\|(((
46.1	123	##s_change##
31.1	124	)))\|(((
	125	move sample to "change" position
	126	)))
	127	\|(((
46.1	128	##set_s_in_pos, 0##
31.1	129	)))\|(((
	130	set s_in position to 0.0 mm
	131	)))
	132	\|(((
46.1	133	##set_s_out_dist, 10##
31.1	134	)))\|(((
	135	set s_out distance to 10.0 mm
	136	)))
	137
45.1	138	=== {{id name="IDLcheatsheet-Magnificationsets"/}}Magnification sets ===
	139
	140	(% class="wrapped" %)
	141	\|=(((
	142	IDL command
	143	)))\|=(((
	144	description
	145	)))
	146	\|(((
46.1	147	##save_magn_set, 'dmm_11000ev_cmos_10x'##
45.1	148	)))\|(((
	149	save current magnification set
	150	)))
	151	\|(((
46.1	152	##restore_magn_set, 'dmm_11000ev_cmos_10x'##
45.1	153	)))\|(((
	154	restore magnification set with the name 'dmm_11000ev_cmos_10x'
	155	)))
	156
6.1	157	== {{id name="IDLcheatsheet-Detectorpositioning"/}}Detector positioning ==
	158
12.1	159	(% class="wrapped fixed-table" %)
6.1	160	\|=(((
7.1	161	IDL command
6.1	162	)))\|=(((
	163	description
	164	)))\|=(((
	165	motion
	166	)))
3.1	167	\|(((
46.1	168	##pressure_on##
1.1	169	)))\|(((
6.1	170	enable detector y movement
	171	)))\|(((
5.1	172	\\
6.1	173	)))
	174	\|(((
46.1	175	##o_ccd_dist, 5##
3.1	176	)))\|(((
6.1	177	move detector in y direction
	178	)))\|(((
	179	relative [ mm ]
	180	)))
	181	\|(((
46.1	182	##pressure_off##
6.1	183	)))\|(((
	184	disable detector movement
	185	)))\|(((
3.1	186	\\
1.1	187	)))
3.1	188
45.1	189	== {{id name="IDLcheatsheet-Slitpositioning"/}}Slit positioning ==
	190
	191	(% class="wrapped" %)
	192	\|=(((
	193	IDL command
	194	)))\|=(((
	195	description
	196	)))
	197	\|(((
47.1	198	##slit_oh, rx=1 (rz=1)##
	199	)))\|(((
	200	moves oh slit aperture horizontally (vertically) by 1mm
	201	)))
	202	\|(((
	203	##slit_oh, rdx=1 (rdz=1)##
	204	)))\|(((
	205	opens oh the slit aperture horizontally (vertically) by 1 mm
	206	)))
	207	\|(((
46.1	208	##slit_eh2, rx=1 (rz=1)##
45.1	209	)))\|(((
47.1	210	moves eh2 slit aperture horizontally (vertically) by 1 mm
45.1	211	)))
	212	\|(((
47.1	213	##slit_eh2, rdx=1 (rdz=1)##
45.1	214	)))\|(((
47.1	215	opens eh2 the slit aperture horizontally (vertically) by 1 mm
45.1	216	)))
	217	\|(((
46.1	218	##slit_info##
45.1	219	)))\|(((
	220	show all slit positions
	221	)))
	222
	223	rx, rdx, rz and rdz can be concatenated in one command (e.g. slit_oh, rx=1, rz=-2, rdx=0.5, rdz=0.5)
	224
47.1	225	== {{id name="IDLcheatsheet-Makeandsaveimages"/}}Make and save images ==
7.1	226
12.1	227	(% class="wrapped fixed-table" %)
7.1	228	\|=(((
	229	IDL command
	230	)))\|=(((
	231	description
	232	)))
	233	\|(((
47.1	234	##**i=quick(100) & display_image, BYSTCL(i, 0, 4096)
	235	**##
7.1	236	)))\|(((
47.1	237	make an image & scale image (eg. from 0 to 4096, usually from 0 to maximum value the camera can do)
7.1	238	)))
	239	\|(((
47.1	240	##a=quick_abs(100) & display_image, BYTSCL(a, 0, 2)##
7.1	241	)))\|(((
47.1	242	make an absorption image & scale image (usually from 0 to to 2)
7.1	243	)))
34.1	244	\|(((
47.1	245	##write_tiff, '/gpfs/current/raw/test_projection.tif', i, /SHORT##
34.1	246	)))\|(((
47.1	247	save i as 16-bit integer tiff in /gpfs/...
34.1	248	)))
47.1	249	\|(((
	250	##write_tiff, '/gpfs/current/raw/test_absorption.tif', a, /FLOAT##
	251	)))\|(((
	252	save a as 32-bit float tiff in /gpfs/...
	253	)))
7.1	254
47.1	255	== {{id name="IDLcheatsheet-DCMpositioning"/}}DCM positioning ==
6.1	256
12.1	257	(% class="wrapped fixed-table" %)
3.1	258	\|=(((
	259	IDL command
	260	)))\|=(((
	261	description
	262	)))\|=(((
	263	motion
	264	)))
1.1	265	\|(((
46.1	266	##dcm_pitch, 0.00001##
1.1	267	)))\|(((
4.1	268	move 2nd crystal pitch by 0.00001 deg
3.1	269	)))\|(((
4.1	270	relative [ deg ]
3.1	271	)))
	272	\|(((
46.1	273	##goto_dcm_pitch, -0.03976##
3.1	274	)))\|(((
4.1	275	move 2nd crystal pitch to -0.03976 deg
3.1	276	)))\|(((
4.1	277	absolute [ deg ]
1.1	278	)))
3.1	279	\|(((
46.1	280	##reflex_opt##
3.1	281	)))\|(((
4.1	282	move 2nd crystal pitch to optimal flux position
3.1	283	)))\|(((
	284	\\
	285	)))
47.1	286
	287	== {{id name="IDLcheatsheet-DMMpositioning"/}}DMM positioning ==
	288
48.1	289	(% class="fixed-table wrapped" %)
47.1	290	\|=(((
	291	IDL command
	292	)))\|=(((
	293	description
	294	)))\|=(((
	295	motion
	296	)))
26.1	297	\|(((
47.1	298	##dmm_x2_rot, 0.001##
	299	)))\|(((
	300	move 2nd crystal pitch by 0.00001 deg
	301	)))\|(((
	302	relative [ deg ]
	303	)))
	304	\|(((
	305	##**goto_dmm_x2_rot, 0.8923
	306	**##
	307	)))\|(((
	308	move 2nd crystal pitch to 0.8923 deg
	309	)))\|(((
	310	absolute [ deg ]
	311	)))
14.1	312
47.1	313	{{info title="Monochromator positioning"}}
	314	ATTENTION: Setting up a Monochromator as well as positioning front end slits is only done by the beamline staff!
48.1	315
	316	The commands above may be used by users to realign the beam should it beam profile drift with time.
47.1	317	{{/info}}
	318
	319	\\
	320
35.1	321	== {{id name="IDLcheatsheet-Generalsyntax"/}}General syntax ==
27.1	322
46.1	323	(% class="wrapped relative-table" style="width: 45.5603%;" %)
27.1	324	\|=(((
	325	Functionality
	326	)))\|=(((
	327	IDL syntax
	328	)))
	329	\|(((
46.1	330	chaining commands
27.1	331	)))\|(((
	332	command_1 & command_2 & ...
	333	)))
	334	\|(((
	335	absolute movement
	336	)))\|(((
	337	goto_//motor//, position
	338	)))
	339	\|(((
	340	relative movement
	341	)))\|(((
	342	//motor//, position
	343	)))
	344	\|(((
	345	current motor position
	346	)))\|(((
	347	pos_//motor//()
	348	)))
45.1	349
	350	== {{id name="IDLcheatsheet-BeamshutterandInterlockcontrol"/}}Beamshutter and Interlock control ==
	351
46.1	352	(% class="wrapped relative-table" style="width: 75.0455%;" %)
45.1	353	\|=(((
	354	IDL command
	355	)))\|=(((
	356	description
	357	)))
	358	\|(((
46.1	359	##bs_info##
45.1	360	)))\|(((
	361	prints an overview of the beamline beamshutter status
	362	)))
	363	\|(((
46.1	364	##bsoh_open / bsoh_close##
45.1	365	)))\|(((
	366	opens / closes the optics hutch beamshutter. Closing the OH beamshutter will close all following beamshutters (EH1, EH2)
	367	)))
	368	\|(((
46.1	369	##bseh1_open / bseh1_close##
45.1	370	)))\|(((
	371	opens / closes the EH1 beamshutter. Opening will open the OH beamshutter as well. Closing the OH beamshutter will the EH2 beamshutter as well
	372	)))
	373	\|(((
46.1	374	##bseh2_open / bseh2_close##
45.1	375	)))\|(((
	376	opens / closes the EH2 beamshutter. Openening will open the OH and EH1 beamshutters as well.
	377	)))
	378	\|(((
46.1	379	##ics_info##
45.1	380	)))\|(((
	381	prints an overview of the beamline interlock status
	382	)))
	383	\|(((
46.1	384	##ics_break_oh##
45.1	385	)))\|(((
	386	closes all P05 beamshutters and breaks OH door interlock. P06 beamshutter must be closed for this command to work!
	387	)))
	388	\|(((
46.1	389	##ics_break_eh1##
45.1	390	)))\|(((
	391	closes EH1 beamshutter (and EH2 beamshutter if open) and breaks EH1 door interlock
	392	)))
	393	\|(((
46.1	394	##ics_break_eh2##
45.1	395	)))\|(((
	396	closes EH2 beshutter and breaks EH2 door interlock
	397	)))

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