comparison data/model/WritableWaveFileModel.h @ 377:166c22eff678

* Ensure waveforms are strictly correct even when using a non-power-of-two
  non-power-of-sqrt-two block size with cacheing off and painting only small
  areas at a time

 
     virtual size_t getData(size_t fromchannel, size_t tochannel,
                            size_t start, size_t count,
                            float **buffer) const;
 
+    virtual size_t getSummaryBlockSize(size_t desired) const;
+
     virtual void getSummaries(size_t channel, size_t start, size_t count,
                               RangeBlock &ranges, size_t &blockSize) const;
 
     virtual Range getSummary(size_t channel, size_t start, size_t count) const;