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package require Tclpd 0.2.3
package require TclpdLib 0.19
# dynroute: dynamically route messages based on first element
# non-matching arguments are sent to last inlet
# constructor: <float> specify the number of outlets (default: 1)
# send commands to the right inlet
# available commands:
# add <atom> <float> route selector <atom> to output number <float>
# remove <atom> <float> remove previously created routing
# clear
proc+ dynroute::constructor {self args} {
pd::add_inlet $self list
set @num_outlets [pd::arg 0 int]
if {$@num_outlets < 0} {set @num_outlets 2}
for {set i 0} {$i < $@num_outlets} {incr i} {
pd::add_outlet $self list
}
set @routing {}
}
proc+ dynroute::0_list {self args} {
set sel [pd::arg 0 any]
set out [expr {$@num_outlets-1}]
catch {set out [dict get $@routing $sel]}
pd::outlet $self $out list $args
}
proc+ dynroute::1_add {self args} {
set sel [pd::arg 0 any]
set out [pd::arg 1 int]
if {$out < 0 || $out >= $@num_outlets} {
pd::post "error: add: outlet number out of range"
return
}
dict set @routing $sel $out
}
proc+ dynroute::1_remove {self args} {
set sel [pd::arg 0 any]
set out [pd::arg 1 int]
if {$out < 0 || $out >= $@num_outlets} {
pd::post "error: add: outlet number out of range"
return
}
catch {dict unset @routing $sel $out}
}
proc+ dynroute::1_clear {self} {
set @routing {}
}
pd::class dynroute
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