Files
sics/test/scancommand.tcl
Ferdi Franceschini 3168325921 PSI update
r1464 | ffr | 2007-02-12 12:20:21 +1100 (Mon, 12 Feb 2007) | 2 lines
2012-11-15 12:58:05 +11:00

487 lines
14 KiB
Tcl

#--------------------------------------------------------------------------
# general scan command wrappers for TOPSI and the like.
# New version using the object.tcl system from sntl instead of obTcl which
# caused a lot of trouble with tcl8.0
#
# Requires the built in scan command xxxscan.
#
# Mark Koennecke, February 2000
#--------------------------------------------------------------------------
source object.tcl
set recoverfil recover.bin
#-------------------------- some utility functions -------------------------
proc MC { t n } {
set string $t
for { set i 1 } { $i < $n } { incr i } {
set string [format "%s%s" $string $t]
}
return $string
}
#--------------------------------------------------------------------------
proc GetNum { text } {
set list [split $text =]
return [lindex $list 1]
}
#---------------------------------------------------------------------------
#************** Definition of scan class **********************************
object_class ScanCommand {
member Mode Monitor
member NP 1
member counter counter
member NoVar 0
member Preset 10000
member File default.dat
member pinterest ""
member Channel 0
member Active 0
member Recover 0
member scanvars
member scanstart
member scanstep
member pinterest
method var {name start step} {
# check for activity
if {$slot(Active)} {
ClientPut "ERROR: cannot change parameters while scanning" error
return
}
# check parameters
set t [SICSType $name]
if { [string compare $t DRIV] != 0 } {
ClientPut [format "ERROR: %s is not drivable" $name] error
return 0
}
set t [SICSType $start]
if { [string compare $t NUM] != 0 } {
ClientPut [format "ERROR: %s is no number!" $start] error
return 0
}
set t [SICSType $step]
if { [string compare $t NUM] != 0 } {
ClientPut [format "ERROR: %s is no number!" $step] error
return 0
}
# install the variable
set i $slot(NoVar)
incr slot(NoVar)
lappend slot(scanvars) $name
lappend slot(scanstart) $start
lappend slot(scanstep) $step
$self SendInterest pinterest ScanVarChange
ClientPut OK
}
method info {} {
if { $slot(NoVar) < 1 } {
return "0,1,NONE,0.,0.,default.dat"
}
append result $slot(NP) "," $slot(NoVar)
for {set i 0} { $i < $slot(NoVar) } { incr i} {
append result "," [lindex $slot(scanvars) $i]
}
append result "," [lindex $slot(scanstart) 0] "," \
[lindex $slot(scanstep) 0]
set r1 [xxxscan getfile]
set l1 [split $r1 "="]
append result "," [lindex $l1 1]
return $result
}
method getvars {} {
set list ""
lappend list $slot(scanvars)
return [format "scan.Vars = %s -END-" $list]
}
method xaxis {} {
if { $slot(NoVar) <= 0} {
#---- default Answer
set t [format "%s.xaxis = %f %f" $self 0 1]
} else {
set t [format "%s.xaxis = %f %f" $self [lindex $slot(scanstart) 0] \
[lindex $slot(scanstep) 0] ]
}
ClientPut $t
}
method cinterest {} {
xxxscan interest
}
method uuinterest {} {
xxxscan uuinterest
}
method pinterest {} {
set nam [GetNum [config MyName]]
lappend $slot(pinterest) $nam
}
method SendInterest { type text } {
#------ check list first
set l1 $slot($type)
set l2 ""
foreach e $l1 {
set b [string trim $e]
set g [string trim $b "{}"]
set ret [SICSType $g]
if { [string first COM $ret] >= 0 } {
lappend l2 $e
}
}
#-------- update scan data and write
set slot($type) $l2
foreach e $l2 {
set b [string trim $e]
$b put $text
}
}
method mode { {NewVal NULL} } {
if { [string compare $NewVal NULL] == 0 } {
set val [format "%s.Mode = %s" $self $slot(Mode)]
ClientPut $val
return $val
} else {
# check for activity
if {$slot(Active)} {
ClientPut "ERROR: cannot change parameters while scanning" error
return
}
set tmp [string tolower $NewVal]
set NewVal $tmp
if { ([string compare $NewVal "timer"] == 0) || \
([string compare $NewVal monitor] ==0) } {
set slot(Mode) $NewVal
ClientPut OK
} else {
ClientPut [format "ERROR: %s not recognized as ScanMode" $NewVal]
}
}
}
method np { { NewVal NULL } } {
if { [string compare $NewVal NULL] == 0 } {
set val [format "%s.NP = %d" $self $slot(NP)]
ClientPut $val
return $val
} else {
# check for activity
if {$slot(Active)} {
ClientPut "ERROR: cannot change parameters while scanning" error
return
}
set t [SICSType $NewVal]
if { [string compare $t NUM] != 0 } {
ClientPut [format "ERROR: %s is no number" $NewVal] error
return
}
set slot(NP) $NewVal
ClientPut OK
}
}
method preset { {NewVal NULL} } {
if { [string compare $NewVal NULL] == 0 } {
set val [format "%s.Preset = %f" $self $slot(Preset)]
ClientPut $val
return $val
} else {
# check for activity
if {$slot(Active)} {
ClientPut "ERROR: cannot change parameters while scanning" error
return
}
set t [SICSType $NewVal]
if { [string compare $t NUM] != 0} {
ClientPut [format "ERROR: %s is no number" $NewVal] error
return
}
set slot(Preset) $NewVal
ClientPut OK
}
}
method file {} {
return [xxxscan file]
}
method setchannel {num} {
set ret [catch {xxxscan setchannel $num} msg]
if { $ret == 0} {
set slot(Channel) $num
} else {
return $msg
}
}
method list { } {
ClientPut [format "%s.Preset = %f" $self $slot(Preset)]
ClientPut [format "%s.Mode = %s" $self $slot(Mode)]
ClientPut [format "%s.File = %s" $self $slot(File)]
ClientPut [format "%s.NP = %d" $self $slot(NP)]
ClientPut [format "%s.Channel = %d" $self $slot(Channel)]
ClientPut "ScanVariables:"
for { set i 0 } {$i < $slot(NoVar) } { incr i } {
ClientPut [format " %s %f %f" [lindex $slot(scanvars) $i] \
[lindex $slot(scanstart) $i] \
[lindex $slot(scanstep) $i] ]
}
}
method clear {} {
# check for activity
if {$slot(Active)} {
ClientPut "ERROR: cannot clear running scan" error
return
}
set slot(NP) 0
set slot(NoVar) 0
set slot(scanvars) ""
set slot(scanstart) ""
set slot(scanstep) ""
$self SendInterest pinterest ScanVarChange
xxxscan clear
ClientPut OK
}
method getcounts {} {
return [xxxscan getcounts]
}
method run { } {
# start with error checking
if { $slot(NP) < 1 } {
ClientPut "ERROR: Insufficient Number of ScanPoints"
return
}
if { $slot(NoVar) < 1 } {
ClientPut "ERROR: No variables to scan given!"
return
}
#------- check for activity
if {$slot(Active)} {
ClientPut "ERROR: Scan already in progress" error
return
}
set slot(Active) 1
xxxscan clear
for {set i 0 } { $i < $slot(NoVar)} {incr i} {
set ret [catch {xxxscan add [lindex $slot(scanvars) $i] \
[lindex $slot(scanstart) $i] [lindex $slot(scanstep) $i]} msg]
if {$ret != 0} {
set slot(Active) 0
error $msg
}
}
set ret [catch \
{xxxscan run $slot(NP) $slot(Mode) $slot(Preset)} msg]
set slot(Active) 0
if {$ret != 0 } {
error $msg
} else {
return "Scan Finished"
}
}
method recover {} {
set slot(Active) 1
catch {xxxscan recover} msg
set slot(Active) 0
return "Scan Finished"
}
method forceclear {} {
set Active 0
}
}
#---- end of ScanCommand definition
#********************** initialisation of module commands to SICS **********
set ret [catch {scan list} msg]
if {$ret != 0} {
object_new ScanCommand scan
Publish scan Spy
Publish scancounts Spy
Publish textstatus Spy
Publish cscan User
Publish sscan User
Publish sftime Spy
Publish scaninfo Spy
}
#*************************************************************************
#===================== Helper commands for status display work ============
# a new user command which allows status clients to read the counts in a scan
# This is just to circumvent the user protection on scan
proc scancounts { } {
set status [ catch {scan getcounts} result]
if { $status == 0 } {
return $result
} else {
return "scan.Counts= 0"
}
}
#---------------------------------------------------------------------------
# This is just another utilility function which helps in implementing the
# status display client
proc textstatus { } {
set text [status]
return [format "Status = %s" $text]
}
#---------------------------------------------------------------------------
# Dumps time in a useful format
proc sftime {} {
return [format "sicstime = %s" [sicstime]]
}
#-------------------------------------------------------------------------
# Utility function which gives scan parameters as an easily parsable
# comma separated list for java status client
proc scaninfo {} {
set result [scan info]
set r1 [sample]
set l1 [split $r1 "="]
append result "," [lindex $l1 1]
append result "," [sicstime]
set r1 [lastscancommand]
set l1 [split $r1 "="]
append result "," [lindex $l1 1]
return [format "scaninfo = %s" $result]
}
#===================== Syntactical sugar around scan ===================
# center scan. A convenience scan for the one and only Daniel Clemens
# at TOPSI. Scans around a given ceter point. Requires the scan command
# for TOPSI to work.
#
# another convenience scan:
# sscan var1 start end var1 start end .... np preset
# scans var1, var2 from start to end with np steps and a preset of preset
#
# Mark Koennecke, August, 22, 1997
#-----------------------------------------------------------------------------
proc cscan { var center delta np preset } {
#------ start with some argument checking
set t [SICSType $var]
if { [string compare $t DRIV] != 0 } {
ClientPut [format "ERROR: %s is NOT drivable!" $var]
return
}
set t [SICSType $center]
if { [string compare $t NUM] != 0 } {
ClientPut [format "ERROR: %s is no number!" $center]
return
}
set t [SICSType $delta]
if { [string compare $t NUM] != 0 } {
ClientPut [format "ERROR: %s is no number!" $delta]
return
}
set t [SICSType $np]
if { [string compare $t NUM] != 0 } {
ClientPut [format "ERROR: %s is no number!" $np]
return
}
set t [SICSType $preset]
if { [string compare $t NUM] != 0 } {
ClientPut [format "ERROR: %s is no number!" $preset]
return
}
#-------- store command in lastscancommand
set txt [format "cscan %s %s %s %s %s" $var $center \
$delta $np $preset]
catch {lastscancommand $txt}
#-------- set standard parameters
scan clear
scan preset $preset
scan np [expr $np*2 + 1]
#--------- calculate start
set start [expr $center - $np * $delta]
set ret [catch {scan var $var $start $delta} msg]
if { $ret != 0} {
ClientPut $msg
return
}
#---------- start scan
set ret [catch {scan run} msg]
if {$ret != 0} {
error $msg
}
}
#---------------------------------------------------------------------------
proc sscan args {
scan clear
#------- check arguments: the last two must be preset and np!
set l [llength $args]
if { $l < 5} {
ClientPut "ERROR: Insufficient number of arguments to sscan"
return
}
set preset [lindex $args [expr $l - 1]]
set np [lindex $args [expr $l - 2]]
set t [SICSType $preset]
ClientPut $t
ClientPut [string first $t "NUM"]
if { [string compare $t NUM] != 0 } {
ClientPut [format "ERROR: expected number for preset, got %s" \
$preset]
return
}
set t [SICSType $np]
if { [string compare $t NUM] != 0 } {
ClientPut [format "ERROR: expected number for np, got %s" \
$np]
return
}
scan preset $preset
scan np $np
#--------- do variables
set nvar [expr ($l - 2) / 3]
for { set i 0 } { $i < $nvar} { incr i } {
set var [lindex $args [expr $i * 3]]
set t [SICSType $var]
if {[string compare $t DRIV] != 0} {
ClientPut [format "ERROR: %s is not drivable" $var]
return
}
set start [lindex $args [expr ($i * 3) + 1]]
set t [SICSType $start]
if { [string compare $t NUM] != 0 } {
ClientPut [format "ERROR: expected number for start, got %s" \
$start]
return
}
set end [lindex $args [expr ($i * 3) + 2]]
set t [SICSType $end]
if { [string compare $t NUM] != 0 } {
ClientPut [format "ERROR: expected number for end, got %s" \
$end]
return
}
#--------- do scan parameters
set step [expr double($end - $start)/double($np)]
set ret [catch {scan var $var $start $step} msg]
if { $ret != 0} {
ClientPut $msg
return
}
}
#------------- set lastcommand text
set txt [format "sscan %s" [join $args]]
catch {lastscancommand $txt}
#------------- start scan
set ret [catch {scan run} msg]
if {$ret != 0} {
error $msg
}
}