comparison data/fft/FFTCache.h @ 359:824ee993ca8d

* merge revision 842 from spectrogram-rejig -- attempt to improve disk/memory
  allocation in ffts

     // may modify argument arrays
     virtual void setColumnAt(size_t x, float *reals, float *imags) = 0;
 
     virtual void suspend() { }
 
+    enum Type { MemoryCache, FileCache };
+    virtual Type getType() = 0;
+
 protected:
     FFTCache() { }
 };