I recommend you check out Faust, if you haven't already. http://faust.grame.fr/ http://faust.grame.fr/ It's an applicative language created especially for aud

I recommend you check out Faust, if you haven't already. http://faust.grame.fr/ http://faust.grame.fr/ It's an applicative language created especially for audio DSP. It seems to bridge the gap you describe by providing dataflow combinators and a graphical representation for programs.