Make number of parallel tasks settable in FluidSliceCorpus, and manage small sets, resolves #61

release-packaging/Classes/FluidCorpusBuilders.sc

@@ -56,7 +56,7 @@ FluidSliceCorpus {
 		^super.newCopyArgs(sliceFunc,labelFunc);
 	}
 
-	play{ |server,sourceBuffer,bufIdx, action|
+	play{ |server,sourceBuffer,bufIdx, action, tasks = 4|
 		var counter, tmpIndices,perf,jobs,total,uid, completed, pointstotal;
 		uid = UniqueID.next;
 		sourceBuffer ?? {"No buffer to slice".error; ^nil};
@@ -111,7 +111,8 @@ FluidSliceCorpus {
 				FreeSelfWhenDone.kr(onsets);
 			}.play;
 		};
-		4.do{perf.value(Buffer.new)};
+		tasks ?? {tasks  = 4};
+		tasks.asInteger.min(jobs.size).do{perf.value(Buffer.new)};
 	}
 }