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# Copyright (C) 1999-2016
# Smithsonian Astrophysical Observatory, Cambridge, MA, USA
# For conditions of distribution and use, see copyright notice in "copyright"
package provide DS9 1.0
proc ImportNRRDFile {fn layer} {
global loadParam
set loadParam(file,type) nrrd
set loadParam(file,mode) {}
set loadParam(load,layer) $layer
# find stdin
if {[string range $fn 0 4] == "stdin" ||
[string range $fn 0 4] == "STDIN" ||
[string range $fn 0 0] == "-"} {
set loadParam(load,type) alloc
set loadParam(file,name) stdin
set loadParam(file,fn) $loadParam(file,name)
} else {
set loadParam(load,type) mmap
set loadParam(file,name) $fn
}
ProcessLoad
}
proc ImportNRRDAlloc {path fn layer} {
global loadParam
set loadParam(file,type) nrrd
set loadParam(file,mode) {}
set loadParam(load,type) alloc
set loadParam(file,name) $fn
set loadParam(file,fn) $path
set loadParam(load,layer) $layer
ProcessLoad
}
proc ImportNRRDSocket {sock fn layer} {
global loadParam
set loadParam(file,type) nrrd
set loadParam(file,mode) {}
set loadParam(load,type) socket
set loadParam(file,name) $fn
set loadParam(socket,id) $sock
set loadParam(load,layer) $layer
return [ProcessLoad 0]
}
proc ExportNRRDFile {fn opt} {
global current
if {$fn == {} || $current(frame) == {}} {
return
}
if {![$current(frame) has fits]} {
return
}
$current(frame) save nrrd file "\{$fn\}" $opt
}
proc ExportNRRDSocket {sock opt} {
global current
if {$current(frame) == {}} {
return
}
if {![$current(frame) has fits]} {
return
}
$current(frame) save nrrd socket $sock $opt
}
proc ProcessNRRDCmd {varname iname sock fn} {
upvar $varname var
upvar $iname i
global loadParam
global current
set layer {}
switch -- [string tolower [lindex $var $i]] {
new {
incr i
CreateFrame
}
mask {
incr i
set layer mask
}
slice {
incr i
# not supported
}
}
set param [lindex $var $i]
StartLoad
if {$sock != {}} {
# xpa
if {![ImportNRRDSocket $sock $param $layer]} {
InitError xpa
ImportNRRDFile $param $layer
}
} else {
# comm
if {$fn != {}} {
ImportNRRDAlloc $fn $param $layer
} else {
ImportNRRDFile $param $layer
}
}
FinishLoad
}
proc ProcessSendNRRDCmd {proc id param sock fn} {
global current
if {$current(frame) == {}} {
return
}
set opt [string tolower [lindex $param 0]]
if {$sock != {}} {
# xpa
ExportNRRDSocket $sock $opt
} elseif {$fn != {}} {
# comm
ExportNRRDFile $fn $opt
$proc $id {} $fn
}
}
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