Wiki source code of IDL cheat sheet

Version 33.1 by fwilde on 2018/12/18 12:20
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fwilde 22.1 1 == {{id name="IDLcheatsheet-Coordinatesystem"/}}Coordinate system ==
2
fwilde 23.1 3 Right-handed coordinate system with y-direction along the x-ray beam.
4
fwilde 25.1 5 [[image:attach:p05_uct.png||width="700"]]
6
moosmanj 6.1 7 == {{id name="IDLcheatsheet-Samplepositioning"/}}Sample positioning ==
8
fwilde 31.1 9 === {{id name="IDLcheatsheet-Relativemovement"/}}Relative movement ===
10
moosmanj 12.1 11 (% class="wrapped fixed-table" %)
fwilde 1.1 12 |=(((
13 IDL command
14 )))|=(((
15 description
fwilde 3.1 16 )))|=(((
17 motion
fwilde 1.1 18 )))
19 |(((
fwilde 15.1 20 s_stage_x/z, 1
fwilde 1.1 21 )))|(((
fwilde 15.1 22 move rotation stage in x/z-direction by 1 mm
fwilde 3.1 23 )))|(((
24 relative [ mm ]
fwilde 1.1 25 )))
26 |(((
fwilde 18.1 27 s_pos_z, 1
fwilde 1.1 28 )))|(((
fwilde 18.1 29 move sample stage in z-direction by 1 mm,
fwilde 3.1 30 )))|(((
31 relative [ mm ]
fwilde 1.1 32 )))
33 |(((
fwilde 18.1 34 s_pos_lateral, 1
35 )))|(((
36 move sample stage in x-direction by 1 mm, regardless of position of rotation axis
37 )))|(((
38 relative [ mm ]
39 )))
40 |(((
moosmanj 9.1 41 s_angle, 90
fwilde 3.1 42 )))|(((
moosmanj 9.1 43 rotate sample around z axis
fwilde 3.1 44 )))|(((
moosmanj 9.1 45 relative [ deg ]
fwilde 3.1 46 )))
moosmanj 6.1 47
fwilde 31.1 48 === {{id name="IDLcheatsheet-Absolutemovement"/}}Absolute movement ===
49
fwilde 30.1 50 (% class="relative-table wrapped" style="width: 63.4026%;" %)
fwilde 15.1 51 |=(((
52 IDL command
53 )))|=(((
54 description
55 )))|=(((
56 motion
57 )))
58 |(((
59 goto_s_stage_x/z, 1
60 )))|(((
61 move rotation stage in x/z-direction to 1 mm
62 )))|(((
63 absolute [ mm ]
64 )))
65 |(((
66 goto_s_pos_x/y/z, 1
67 )))|(((
68 move sample stage in x/y/z-direction to 1  mm
69 )))|(((
70 absolute [ mm ]
71 )))
72 |(((
73 goto_s_angle, 90
74 )))|(((
75 rotate sample around z axis to 90°
76 )))|(((
77 absolute [ deg ]
78 )))
79
fwilde 32.1 80 === {{id name="IDLcheatsheet-Getcurrentposition"/}}Get current position ===
fwilde 31.1 81
fwilde 28.1 82 (% class="relative-table wrapped" style="width: 51.477%;" %)
fwilde 15.1 83 |=(((
84 IDL command
85 )))|=(((
86 description
87 )))
88 |(((
89 pos_s_stage_x/z()
90 )))|(((
91 return current rotation stage in x/z position
92 )))
93 |(((
94 pos_s_pos_x/y/z()
95 )))|(((
96 return current sample stage in x/y/z position
97 )))
98 |(((
99 pos_s_angle()
100 )))|(((
101 return current rotation stage angle
102 )))
103
fwilde 31.1 104 === {{id name="IDLcheatsheet-Predefinedpositions"/}}Predefined positions ===
105
fwilde 32.1 106 (% class="relative-table wrapped" style="width: 52.0241%;" %)
fwilde 31.1 107 |=(((
108 IDL command
109 )))|=(((
110 description
111 )))
112 |(((
113 s_in
114 )))|(((
115 move sample to "in" position
116 )))
117 |(((
118 s_out
119 )))|(((
120 move sample to "out" position
121 )))
122 |(((
123 s_change
124 )))|(((
125 move sample to "change" position
126 )))
127 |(((
128 set_s_in_pos, 0
129 )))|(((
130 set s_in position to 0.0 mm
131 )))
132 |(((
133 set_s_out_dist, 10
134 )))|(((
135 set s_out distance to 10.0 mm
136 )))
137
moosmanj 6.1 138 == {{id name="IDLcheatsheet-Detectorpositioning"/}}Detector positioning ==
139
moosmanj 12.1 140 (% class="wrapped fixed-table" %)
moosmanj 6.1 141 |=(((
moosmanj 7.1 142 IDL command
moosmanj 6.1 143 )))|=(((
144 description
145 )))|=(((
146 motion
147 )))
fwilde 3.1 148 |(((
moosmanj 6.1 149 pressure_on
fwilde 1.1 150 )))|(((
moosmanj 6.1 151 enable detector y movement
152 )))|(((
greving 5.1 153 \\
moosmanj 6.1 154 )))
155 |(((
156 o_ccd_dist, 5
fwilde 3.1 157 )))|(((
moosmanj 6.1 158 move detector in y direction
159 )))|(((
160 relative [ mm ]
161 )))
162 |(((
163 pressure_off
164 )))|(((
165 disable detector movement
166 )))|(((
fwilde 3.1 167 \\
fwilde 1.1 168 )))
fwilde 3.1 169
moosmanj 7.1 170 == {{id name="IDLcheatsheet-Makeimage"/}}Make image ==
171
moosmanj 12.1 172 (% class="wrapped fixed-table" %)
moosmanj 7.1 173 |=(((
174 IDL command
175 )))|=(((
176 description
177 )))
178 |(((
179 i=quick(100) & tv_quick, i & draw_box, [ x1, x2 ,z1 ,z2 ]
180 )))|(((
181 make an image & show image & draw box
182 )))
183 |(((
moosmanj 10.1 184 a=quick_abs(100) & tv_quick, a & draw_box, [ x1, x2 ,z1 ,z2 ]
moosmanj 7.1 185 )))|(((
moosmanj 10.1 186 make an absorption image & show image & draw box
moosmanj 7.1 187 )))
188
moosmanj 6.1 189 == {{id name="IDLcheatsheet-Monochromatorpositioning"/}}Monochromator positioning ==
190
moosmanj 12.1 191 (% class="wrapped fixed-table" %)
fwilde 3.1 192 |=(((
193 IDL command
194 )))|=(((
195 description
196 )))|=(((
197 motion
198 )))
fwilde 1.1 199 |(((
fwilde 3.1 200 calc_dcm_energy, 10000, /set
201 )))|(((
202 set DCM and undulator to 10 keV
203 )))|(((
fwilde 1.1 204 \\
fwilde 3.1 205 )))
206 |(((
207 dcm_pitch, 0.00001
fwilde 1.1 208 )))|(((
fwilde 4.1 209 move 2nd crystal pitch by 0.00001 deg
fwilde 3.1 210 )))|(((
fwilde 4.1 211 relative [ deg ]
fwilde 3.1 212 )))
213 |(((
fwilde 4.1 214 goto_dcm_pitch,  -0.03976
fwilde 3.1 215 )))|(((
fwilde 4.1 216 move 2nd crystal pitch to -0.03976 deg
fwilde 3.1 217 )))|(((
fwilde 4.1 218 absolute [ deg ]
fwilde 1.1 219 )))
fwilde 3.1 220 |(((
fwilde 4.1 221 reflex_opt
fwilde 3.1 222 )))|(((
fwilde 4.1 223 move 2nd crystal pitch to optimal flux position
fwilde 3.1 224 )))|(((
225 \\
226 )))
fwilde 26.1 227 |(((
228 gap, 0.01
229 )))|(((
230 move undulator gap by 0.01 mm
231 )))|(((
232 relative [ mm ]
233 )))
fwilde 14.1 234
235 == {{id name="IDLcheatsheet-Saveanimageastiff"/}}Save an image as tiff ==
236
fwilde 28.1 237 (% class="wrapped relative-table" style="width: 60.1204%;" %)
fwilde 14.1 238 |=(((
239 IDL command
240 )))|=(((
241 desciption
242 )))
243 |(((
244 write_tiff, '/gpfs/current/raw/test.tif', i, /SHORT
245 )))|(((
246 save i as 16-bit tiff in /gofs/...
247 )))
fwilde 27.1 248
fwilde 33.1 249 == {{id name="IDLcheatsheet-Generalsyntaxremarks"/}}General syntax remarks ==
fwilde 27.1 250
fwilde 28.1 251 (% class="wrapped relative-table" style="width: 51.5317%;" %)
fwilde 27.1 252 |=(((
253 Functionality
254 )))|=(((
255 IDL syntax
256 )))
257 |(((
258 Chaining commands
259 )))|(((
260 command_1 **&** command_2 **&** ...
261 )))
262 |(((
263 absolute movement
264 )))|(((
265 **goto_**//motor//, position
266 )))
267 |(((
268 relative movement
269 )))|(((
270 //motor//, position
271 )))
272 |(((
273 current motor position
274 )))|(((
275 **pos_**//motor//()
276 )))