71         graphics.height = height;

    71         graphics.height = height;

    72         return graphics;

    72         return graphics;

    73     };

    73     };

    74 

    74 

    75     this.addNoteRaw = function(data) {

    75     this.addNoteRaw = function(data) {

    77         var note = data.content[3];

    76         var note = data.content[3];

    78         var velocity = data.content[4];

    77         var velocity = data.content[4];

    79         var ts = (data.content[0] - NTP_EPOCH_DELTA)*1000;

    78         var ts = (data.content[0] - NTP_EPOCH_DELTA)*1000;

    80         var channel = data.content[2];

    79         var channel = data.content[2];

    81         var sessionTs = data.content[1];

    80         var sessionTs = data.content[1];