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16981. Management of Tables
Next: Definition of Tables Up: Table File System Previous: Input/Output of Tables . The management of tables is divided into four tasks: defining, displaying, modifying and interactive editing of tables. The commands that define or modify a table will update its descriptor HISTORY. ... In that case you can turn off the automatic addition of history_lines by adding an integer descriptor named HISTORY_UPDA to the table and setting it to 0. ... Interactive Editing of Tables . ...
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Ссылки http://www.sao.ru/precise/Midas_doc/doc/95NOV/vol1/node61.html -- 3.3 Кб -- 23.02.1996
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16982. Debugging of Procedures and Modules
Next: Catalogs in MIDAS Up: Running a Program Previous: Running a Program . Normally, the command lines of a MIDAS procedure are not displayed on the terminal. To control the display of the lines of a MIDAS procedure, use the command ECHO . ... DEBUG/PROCEDURE levla,levlb ON/OFF !en/disable procedure debugging . ... Once procedure debugging љ is switched on, e.g., via DEBUG/PROC 1,3 ON , all MIDAS procedures executing at level 1, 2 or 3 start up in stepwise debugging mode. ...
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Ссылки http://www.sao.ru/precise/Midas_doc/doc/95NOV/vol1/node51.html -- 7.3 Кб -- 23.02.1996
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16983. Catalogs in MIDAS
... MIDAS catalogs are best described as a list/collection of one of the supported data structures, e.g. Images, Tables or Fit files. ... A MIDAS catalog has entries either for images or tables or fit files currently existing in MID_WORK and is then referred to as an Image, Table or FitFile catalog, accordingly. ... display all entries of image/table/fit file catalog cat_name within given range [low,hi] . ... add image/table/fit file entry(ies) specified in frame_list to catalog cat_name . ...
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Ссылки http://www.sao.ru/precise/Midas_doc/doc/95NOV/vol1/node52.html -- 5.8 Кб -- 23.02.1996
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16984. Using Catalogs in MIDAS Procedures
Next: Adapting MIDAS to Up: Catalogs in MIDAS Previous: Catalogs in MIDAS . ... STORE/FRAME IN_A P1 ! ... like WRITE/KEYWORD . ... If there are no more entries in the catalog, control is either transferred to a label which may be specified in the command line of STORE/FRAME or if not given, the procedure is terminated. ... Furthermore you may write your application and procedure just to work on single frames and then execute this procedure on all frames in a catalog via the command EXECUTE/CATALOG . ...
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Ссылки http://www.sao.ru/precise/Midas_doc/doc/95NOV/vol1/node53.html -- 5.5 Кб -- 23.02.1996
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16985. Adapting MIDAS to your personal needs
Next: MIDAS User Levels Up: Monitor and Command Previous: Using Catalogs in . There are commands in MIDAS which help you in tailoring MIDAS to your personal taste and needs. ... As a next step, try out CREATE/DEFAULTS in order to set up your own defaults for frequently used commands, e.g. size and location of display and graphics windows in an X11-environment. ... Therefore, the procedure login.prg љ is the place where you should put all the commands needed to adapt MIDAS. ...
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Ссылки http://www.sao.ru/precise/Midas_doc/doc/95NOV/vol1/node54.html -- 5.7 Кб -- 23.02.1996
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16986. MIDAS User Levels
Next: Data Structures Up: Monitor and Command Previous: Adapting MIDAS to . Three different user-levels are maintained within the MIDAS system. NOVICE (beginning MIDAS user) . ... EXPERT (expert MIDAS user) . These user-levels are set via the command SET/MIDAS_SYS user=level , . ... Help text for NOVICE- and USER- level MIDAS users is limited to the screen size of the terminal, i.e. you have to hit . ... For NOVICE- and USER- level MIDAS users the full error text is displayed. ...
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Ссылки http://www.sao.ru/precise/Midas_doc/doc/95NOV/vol1/node55.html -- 3.8 Кб -- 23.02.1996
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16987. Data Structures
. Next: Table File System Up: No Title Previous: MIDAS User Levels . љ . This chapter will contain information on the data structures used in MIDAS such as keys ( keywords ), descriptors , frames ( bulk data frames ), catalogs , and tables . At the present moment we refer the reader to the previous chapter which gives a basic description of data structures used. Rein Warmels . Mon Jan 22 12:06:29 MET 1996
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Ссылки http://www.sao.ru/precise/Midas_doc/doc/95NOV/vol1/node56.html -- 2.9 Кб -- 23.02.1996
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16988. Special Functions
Next: Interrupting Procedures Up: MIDAS Command Language Previous: Conditional StatementsBranching . Special functions may be used with the command COMPUTE/KEYWORD . ... Table: Special Functions available for operations on keywords . As an example we want to to display the header of a FITS file stored on disk (without converting the data), the FITS file name may be entered with or without the file extension .mt ; if not given we append the type inside the procedure: !+ ...
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Ссылки http://www.sao.ru/precise/Midas_doc/doc/95NOV/vol1/node46.html -- 5.6 Кб -- 23.02.1996
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16989. Interrupting Procedures
Next: Entry points Up: MIDAS Command Language Previous: Special Functions . Sometimes, it may be necessary to interrupt the execution of procedures. One way to do this is via the command INQUIRE/KEYWORD which was already discussed before; depending upon the user input the procedure could continue or stop. ... With the command PAUSE a procedure is stopped and saved; MIDAS returns to the interactive level and you can execute any other command. ... Example 17, MIDAS procedure exa17.prg . ...
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Ссылки http://www.sao.ru/precise/Midas_doc/doc/95NOV/vol1/node47.html -- 5.9 Кб -- 23.02.1996
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16990. Entry points
Next: Context Levels Up: MIDAS Command Language Previous: Interrupting Procedures . ... In MIDAS, the ENTRY command defines entry points for different procedures in the same file. These individual procedures are executed by specifying also their entry point besides the file name in the `@@' command. ... DEFINE/PARAM P1 11 NUMBER "Enter input number: " . DEFINE/MAXPAR 1 ! only one parameter expected . ... DEFINE/PARAM P1 spiral IMA "Enter input image: " . ... DEFINE/LOCAL LOOP/I/1/1 0 . ...
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Ссылки http://www.sao.ru/precise/Midas_doc/doc/95NOV/vol1/node48.html -- 7.3 Кб -- 23.02.1996
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16991. Context Levels
... Context files provide a way to group commands which relate to a specific reduction sequence or application package. For example, the command SET/CONTEXT applic1 will execute the MIDAS procedure applic1.ctx , which would contain all the new command definitions for the application package applic1 as well as any new keyword definitions and default settings. Each enabled context has a corresponding context no. which links new commands to the context in which they were created. ...
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Ссылки http://www.sao.ru/precise/Midas_doc/doc/95NOV/vol1/node49.html -- 7.1 Кб -- 23.02.1996
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16992. Introduction
... ESO-MIDAS is the acronym for the E uropean S outhern O bservatory - M unich I mage D ata A nalysis S ystem which is developed and maintained by the European Southern Observatory. ... In this manual the name MIDAS is used as an abbreviation of ESO-MIDAS. The MIDAS system provides general tools for image processing and data reduction with emphasis on astronomical applications including special reduction packages for ESO instruments at La Silla. ... How to use the MIDAS Manual . ...
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Ссылки http://www.sao.ru/precise/Midas_doc/doc/95NOV/vol1/node5.html -- 4.8 Кб -- 23.02.1996
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16993. Running a Program within MIDAS
... To execute a user--written MIDAS application program љ (coded in FORTRAN or C), employ the command RUN . ... Typical tasks of this procedure would be to provide default values for all parameters љ , to check the validity of parameter values, and to store the parameters into the keywords your program will use. ... Program bestfilt just needs the names of the input and output image which are obtained inside the program from the keywords IN_A and OUT_A . ... MIDAS procedure bestfilt.prg . ...
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Ссылки http://www.sao.ru/precise/Midas_doc/doc/95NOV/vol1/node50.html -- 5.7 Кб -- 23.02.1996
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16994. Passing Parameters in MIDAS Procedures
... A MIDAS command procedure may be created with an editor or via the command . ... where par1 ... par8 are the actual parameters which may be accessed within the command procedure through the character keywords P1 .. ... To pass parameters back to a higher level command, use the command . ... Example 1, MIDAS procedure exa1.prg . ... The command @@ always passes 8 parameters to a command procedure. ... The command DEFINE/PARAMETER should be used for each parameter that is referenced in the procedure. ...
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Ссылки http://www.sao.ru/precise/Midas_doc/doc/95NOV/vol1/node41.html -- 14.8 Кб -- 23.02.1996
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16995. Symbol Substitution in Command Procedures
Next: DO Loops Up: MIDAS Command Language Previous: Passing Parameters in . As mentioned before, the Monitor performs symbol substitutions on MIDAS command lines in the first pass by replacing symbol names in the command line with their current value. For character symbols just the string is put in; for symbols of other types the binary data are converted to ASCII using the formats specified in the SET/FORMAT command. ... Example 6, MIDAS procedure exa6.prg . ... WRITE/KEYWORD VAR/R/1/1 0. ! ...
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Ссылки http://www.sao.ru/precise/Midas_doc/doc/95NOV/vol1/node42.html -- 13.8 Кб -- 23.02.1996
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16996. DO Loops
Next: Local Keywords Up: MIDAS Command Language Previous: Symbol Substitution in . Loops љ are supported in MIDAS procedures like the DO loops in FORTRAN (but note that loops are always executed at least once): !+ Example 9, MIDAS procedure exa9.prg . WRITE/KEYWORD N/I/1/1 0 ! keywords serve as loop variables . ... ENDDO . A keyword of integer type (called N in our example) must be used to store the loop variable. ... DO loops may be nested up to 8 levels deep in a procedure. ...
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Ссылки http://www.sao.ru/precise/Midas_doc/doc/95NOV/vol1/node43.html -- 5.0 Кб -- 23.02.1996
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16997. Local Keywords
... Because keywords are implemented as a global data structure, different MIDAS procedures can access the same keyword. ... WRITE/KEYWORD N/I/1/1 0 . ... Local keywords are defined inside a MIDAS procedure via the command DEFINE/LOCAL . ... Local keywords љ may have the same name as an existing global keyword (except the system keyword names as stored in MID_MONIT:syskeys.dat ) or local keyword of any other procedure, since local keywords are searched before the global ones. ... DEFINE/LOCAL N/I/1/1 0 ...
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Ссылки http://www.sao.ru/precise/Midas_doc/doc/95NOV/vol1/node44.html -- 4.6 Кб -- 23.02.1996
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16998. Conditional Statements, Branching
Next: Special Functions Up: MIDAS Command Language Previous: Local Keywords . As in FORTRAN 77 any of the following forms of the IF statement may be used: IF log_exp command ! ... If we do WRITE/KEYWORD INPUTC beer . ... N "Enter number: " . ... WRITE/KEYWORD INPUTC NONE ! ... WRITE/KEYWORD INPUTC YES !indicate, that INPUTI holds a valid number . ... Since, in the ELSE branch we know that parameter P6 is given, the default value " + " itself is never tested against the interval [22,1024]. ...
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Ссылки http://www.sao.ru/precise/Midas_doc/doc/95NOV/vol1/node45.html -- 9.9 Кб -- 23.02.1996
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16999. Command Line Suspension
... If, while entering a command, you realize that you forgot the full command syntax or want to check something else, a mechanism has been introduced to let you interrupt the command line, execute another command or commands, and then resume with the interrupted line. To interrupt a command line enter ` ' (back--slash) as the last character and hit . The command string is then saved internally. To resume entering the interrupted command line, type ` ' (back--slash) again followed by . ...
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Ссылки http://www.sao.ru/precise/Midas_doc/doc/95NOV/vol1/node36.html -- 3.4 Кб -- 23.02.1996
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17000. On--Line Help
. Next: Input/Output Redirection in Up: Command Syntax Previous: Command Line Suspension . љ . The help facility of MIDAS (command HELP ) provides detailed descriptions of all supported commands and qualifiers. This applies also to the HELP command itself. Rein Warmels . Mon Jan 22 12:06:29 MET 1996
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Ссылки http://www.sao.ru/precise/Midas_doc/doc/95NOV/vol1/node37.html -- 2.7 Кб -- 23.02.1996
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