use only half of valueRange<f_cnt_t>::max because otherwise we have overflows at several places

git-svn-id: https://lmms.svn.sf.net/svnroot/lmms/trunk/lmms@518 0778d3d1-df1d-0410-868b-ea421aaaa00d

src/core/preset_preview_play_handle.cpp

@@ -154,7 +154,7 @@ presetPreviewPlayHandle::presetPreviewPlayHandle(
 	// create note-play-handle for it
 	m_previewNote = new notePlayHandle(
 			s_previewTC->previewInstrumentTrack(), 0,
-			valueRanges<f_cnt_t>::max,
+			valueRanges<f_cnt_t>::max / 2,
 		note( 0, 0, static_cast<tones>( A ),
 			static_cast<octaves>( DEFAULT_OCTAVE - 1 ), 100 ) );
 

src/tracks/instrument_track.cpp

@@ -630,7 +630,8 @@ void instrumentTrack::processInEvent( const midiEvent & _me,
 						notePlayHandle( this,
 							_time.frames(
 						engine::framesPerTact64th() ),
-						valueRanges<f_cnt_t>::max, n );
+						valueRanges<f_cnt_t>::max / 2,
+									n );
 					if( engine::getMixer()->addPlayHandle(
 									nph ) )
 					{