comparison layer/WaveformLayer.h @ 365:26ce2fb7bcbf

* 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

 
     int getYForValue(const View *v, float value, size_t channel) const;
 
     float getValueForY(const View *v, int y, size_t &channel) const;
 
+    bool getSourceFramesForX(View *v, int x, size_t modelZoomLevel,
+                             size_t &f0, size_t &f1) const;
+
+    float getNormalizeGain(View *v, int channel) const;
+
     virtual void flagBaseColourChanged() { m_cacheValid = false; }
 
     float        m_gain;
     bool         m_autoNormalize;
     bool         m_showMeans;