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| April 16, 2024
Latest LaTex run of this manual. |
| 12.12.2018
delete/symbol, deletes all symbols, nothing else. Needed to avoid a reset command. |
| 29.10.2018
compress/half: compress is executed, if the remaining free space is less than half the total space. |
| 21.3.2018
Added dina7, dina7p for postscript and set ws viewport. |
| 21.12.2017
Spectra can be downloaded as a docker image, see 3.2. |
| 2.5.2017
If the environment variable SPECTRA_NOGRAPHIC is defined, the graphics terminal will not be opened, like -nox. This option has been added to run Spectra from e.g. cron jobs. |
| 14.5.2012
New command: show history [n] |
| 13.12.2006
New qualifiers for OVERLAY: /x and /y. Specify which limits are copied. |
| 13.12.2006
New function: get_first_active_scan(), returns the name of the first active scan, “0” if no active scan exists. |
| 13.12.2006
Documented /dformat qualifier for write/fio, implemeted /dformat qualifer for write/asc. |
| 15.8.2006
New function: octal(), returns an octal number. |
| 2.9.2005
New qualifier: /ssa for write/fio.
|
| 2.9.2005
New feature: the create/scan command accepts the
set qualifier, e.g.:
create/scan/at=(2,2,1) test 0 10 100.
|
| 24.3.2005
New function: search_text( id), returns 1, if the arguments denotes a TEXT GQE.
|
| 27.8.2003
New verb: cleanup, does a clean-up of the internal data storage. |
| 20.8.2002
New function: channel(), sets the selected column to channel numbers. |
| 16.8.2002
New functions: roi(), roi_net(), roi_bg(), return the signal, the net signal or the background in a region of interest. |
| 20.11.2001
New qualifier for autoscale: /noreverse . |
| 31.7.2001
New qualifier for read: /fts . |
| 24.7.2001
New qualifier for project: /delta . |
| 25.5.2001
New qualifier for ssa: /text , creates a TEXT GQE with the SSA results. |
| 15.2.2001
New qualifier for loop: /first , sets a start value for the loop index. |
| 26.7.2001
Introduced binary numbers. e.g.:  = bin(6)  0b110.
|
| 17.7.2001
New qualifier foer write/fio: /prefix=string, writes all SCAN GQEs which begin with string. |
| 14.3.2001
New qualifier for say: /mailto=... , sends an email to the specified user. |
| 24.2.2000
New function: meminfo(), returns information about the memory allocation of the computer. |
| 10.12.99
New qualifiers for EDIT: /emacs, /joe, /pico, /xemacs, /vi. |
| 9.12.99
New qualifiers for open/win_msg: /lines and /title. |
| 3.11.99
New qualifiers for postscript: /dina4, /dina4p, /dina5. /dina5p and /print. |
| 11.10.99
A command line history has been implemented. |
| 4.10.99
New function: in_set(). Returns 1, if a number is a member of a set. |
| 17.9.99
New function: doty(). Returns the day of the year. |
| 9.9.99
New qualifier for server: /host. Allows you to read from an ip port of a remote host. |
| 9.9.99
New qualifier for open: /win_motor_panic. Opens a window that allows the user to stop all moves. |
| 6.5.99
New qualifier: display/zoom. Arrow keys change the zoom window, see section ![[*]](crossref.png) .
|
| 22.3.99
Socket I/O implemented. See the example in section 15.3.49. New qualifier for autoscale: /range and /discrete, used by the zoom function. |
| 17.3.99
New flag: set change_input_focus. Determines whether inquire, yesno(), etc. are allowed to change the input focus. |
| 12.3.99
Unix: New function: shell(). Supports the communication with the operating system. |
| 4.2.99
New verb qualifier for say: /exp_syslog. Writes a string to /on_line_dir/on_line.log. |
| 22.1.99
New verb qualifier for postscript: /gv. Invokes ghostview to check the postscript output. |
| 18.1.99
New verb: server. Puts SPECTRA into the server mode, see section 15.3.68. |
| 18.12.98
New verb: check. See section 15.3.7. |
| 7.12.98
New qualifier for say and inquire: /restore_CURSOR. Restores the cursor position after the I/O is completed. |
| 19.11.98
New verb shell, an alias for dcl. |
| 29.10.98
Changed ichar(): The new optional second argument selects the character which is to be converted to an integer. |
| 14.10.98
New qualifier for open, say, inquire and close: /channel, supports I/O through a QUI channel (VMS feature). |
| 17.9.98
New qualifier for set scan_id: /at=(nrow,ncol,row,col), sets the viewport. |
| 22.9.98
show symbol works now with leading and trailing wildcards. |
| 17.9.98
New qualifier for display: /single, displaying a single slot without changing the ACTIVATE flags of the GQEs. |
| 12.8.98
New function: dtoi(), converts double and real numbers to nearest integers. |
| 10.8.98
New qualifier for write/gqe: /selected. Only GQEs that have been selected are written to the disk file. |
| 15.7.98
Changed post/eps: The bounding box has been resized, the old version can be used with /old. New qualifier for read/fio: /sort. |
| 13.7.98
Changed calc: Scans/dscans are no longer automatically sorted. |
| 10.7.98
Smooth works for DSCANs also. |
| 3.6.98
New qualifiers for autoscale: /use=np, /discrete, to be used by ON_LINE for scanning functions. |
| 29.5.98
New functions: hostname() and username(). |
| 13.5..98
Ctrl-X is translated to PF4. Ctrl-X (PF4) exit CHANGE menus. |
| 13.5..98
New function path(), translates a SPECTRA path name to a string that is valid on the operating system (section 14.6.8). |
| 28.4.98
New qualifier for delete: /recorded and /deactive. |
| 8.5.98
Changed overlay: If overlay was used to copy the window limits from one scan to another, this is repeated for every display and autoscale command. |
| 14.4.98
Parameter for end, the return status. It can be tested with gra_status(). New qualifier for write/fio: /regions and /exafs. The region parameters are written to the output file as comments. To be used from scan/regions or scan/exafs. |
| 1.4.98
The /scalefactor works on y_min also (section 15.3.69). |
| 31.3.98
New parameter for the end statement, can be tested with gra_status() (section ).
|
| 11.3.98
New parameters for set ws view: dina4, dina4l, dina4p, dina5, dina5l dina5p, pop, default. See section 15.3.69. |
| 11.3.98
New functions: key(), keyw(), return key strokes. |
| 27.2.98
New verb: Preserve. Select those GQEs that should survive a SPECTRA session. New functions: Floor(), ceil(). Return the biggest/smallest number which is less/ greater that the argument. Built-in constants: GEhlk, SIhkl. New flag: Set double on/off. Controls whether create, copy and read produce DSCANs by default (double precision SCAN GQEs).
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