--- linuxsampler/trunk/src/engines/gig/Voice.cpp	2007/09/04 01:12:49	1321
+++ linuxsampler/trunk/src/engines/gig/Voice.cpp	2008/02/17 12:40:59	1700
@@ -184,7 +184,12 @@
         // calculate initial pitch value
         {
             double pitchbasecents = pDimRgn->FineTune + (int) pEngine->ScaleTuning[MIDIKey % 12];
-            if (pDimRgn->PitchTrack) pitchbasecents += (MIDIKey - (int) pDimRgn->UnityNote) * 100;
+
+            // GSt behaviour: maximum transpose up is 40 semitones. If
+            // MIDI key is more than 40 semitones above unity note,
+            // the transpose is not done.
+            if (pDimRgn->PitchTrack && (MIDIKey - (int) pDimRgn->UnityNote) < 40) pitchbasecents += (MIDIKey - (int) pDimRgn->UnityNote) * 100;
+
             this->PitchBase = RTMath::CentsToFreqRatio(pitchbasecents) * (double(pSample->SamplesPerSecond) / double(pEngine->SampleRate));
             this->PitchBend = RTMath::CentsToFreqRatio(((double) PitchBend / 8192.0) * 200.0); // pitchbend wheel +-2 semitones = 200 cents
         }