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SkipJack {
classvar <>verbose = false, <all, <defaultClock;
var <updateFunc, <>dt, <>stopTest, <name, <clock, <task, restartFunc;
*new { arg updateFunc, dt = 0.2, stopTest = false, name = "anon", clock, autostart=true;
^super.newCopyArgs(updateFunc, dt, stopTest, name, clock).init( autostart );
}
*initClass {
this.stopAll;
all = IdentitySet[];
defaultClock = AppClock;
}
*stop { |name| all.copy.do { |skip| if (skip.name == name) { skip.stop } } }
*stopAll { all.copy.do(_.stop).clear }
init { |autostart=true|
task = Routine {
if( verbose ) { ("SkipJack" + name + "starts.").postcln };
while { dt.value.wait; stopTest.value.not } { updateFunc.value(this) };
this.stop;
};
if ( autostart ) { this.start };
}
cmdPeriod {
task.play(clock ? defaultClock);
if( verbose ) { ("SkipJack" + name + "is back up.").postcln };
}
start {
if(task.isPlaying) {
if( verbose ) { ("SkipJack" + name + "already playing.").postcln };
^this;
};
task.reset.play(clock ? defaultClock);
all.add(this);
CmdPeriod.add(this);
if( verbose ) { ("SkipJack" + name + "started.").postcln };
}
play { this.start }
stop {
all.remove(this);
CmdPeriod.remove(this);
if( verbose ) { ("SkipJack" + name + "stopping.").postcln };
task.stop;
}
}
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