removed debug msg and increased displaybuffer to 20s

this should reduce the impact of the remaining 1px plot issue until we
track it down

Author: jvoigts

Source/Plugins/LfpDisplayNodeBeta/LfpDisplayCanvas.cpp

@@ -945,7 +945,7 @@ void LfpDisplayCanvas::updateScreenBuffer()
         if (nSamples < 0) // buffer has reset to 0 -- xxx 2do bug: this shouldnt happen because it makes the range/histogram display not work properly/look off for one pixel
         {
             nSamples = (displayBufferSize - dbi) + index +1;
-             //std::cout << "nsamples 0 " ;
+           //  std::cout << "nsamples 0 " ;
         }
 
         //if (channel == 15 || channel == 16)
@@ -1012,10 +1012,10 @@ void LfpDisplayCanvas::updateScreenBuffer()
 
                     int nextpix = (dbi +(int)ratio +1) % (displayBufferSize+1); //  position to next pixels index
 
-                    //if (nextpix <= dbi) { // at the end of the displaybuffer, this can occur and it causes the display to miss one pixel woth of sample - this circumvents that
+                    if (nextpix <= dbi) { // at the end of the displaybuffer, this can occur and it causes the display to miss one pixel woth of sample - this circumvents that
                     //    std::cout << "np " ;
-                        //nextpix=dbi;
-                    //}
+                        nextpix=dbi;
+                    }
 
                     for (int j = dbi; j <= nextpix; j++)
                     {

Source/Plugins/LfpDisplayNodeBeta/LfpDisplayNode.cpp

@@ -29,7 +29,7 @@ using namespace LfpDisplayNodeBeta;
 
 LfpDisplayNode::LfpDisplayNode()
     : GenericProcessor("LFP Viewer Beta"),
-      displayGain(1), bufferLength(5.0f),
+      displayGain(1), bufferLength(20.0f),
       abstractFifo(100)
 {
     //std::cout << " LFPDisplayNodeConstructor" << std::endl;