diff data/model/SparseModel.h @ 1066:9fc8823a73e9 tonioni

Permit extending nominal end of sparse model

--- a/data/model/SparseModel.h	Tue Mar 31 12:12:31 2015 +0100
+++ b/data/model/SparseModel.h	Tue Mar 31 12:27:56 2015 +0100
@@ -62,6 +62,12 @@
     }
     virtual void setResolution(int resolution);
 
+    // Extend the end of the model. If this is set to something beyond
+    // the end of the final point in the model, then getEndFrame()
+    // will return this value. Otherwise getEndFrame() will return the
+    // end of the final point.
+    virtual void extendEndFrame(sv_frame_t to) { m_extendTo = to; }
+    
     typedef PointType Point;
     typedef std::multiset<PointType,
 			  typename PointType::OrderComparator> PointList;
@@ -375,6 +381,7 @@
 protected:
     sv_samplerate_t m_sampleRate;
     int m_resolution;
+    sv_frame_t m_extendTo;
     bool m_notifyOnAdd;
     sv_frame_t m_sinceLastNotifyMin;
     sv_frame_t m_sinceLastNotifyMax;
@@ -515,6 +522,7 @@
                                     bool notifyOnAdd) :
     m_sampleRate(sampleRate),
     m_resolution(resolution),
+    m_extendTo(0),
     m_notifyOnAdd(notifyOnAdd),
     m_sinceLastNotifyMin(-1),
     m_sinceLastNotifyMax(-1),
@@ -546,7 +554,8 @@
 	PointListConstIterator i(m_points.end());
 	f = (--i)->frame;
     }
-    return f;
+    if (m_extendTo > f) return m_extendTo;
+    else return f;
 }
 
 template <typename PointType>