Doesnt crash when there's no data to put in the relative

types.go

@@ -2,21 +2,23 @@ package main
 
 // DataPacket Lens
 const (
-	SpeedLen       = 5
-	GearLen        = 3
-	RpmLen         = 6
-	LapNumberLen   = 5
-	CurrLapTimeLen = 10
-	LastLapTimeLen = 10
-	FuelTankLen    = 15 // 101.6 / 123.4L
-	FuelEstLen     = 15
+	SpeedLen          = 5
+	GearLen           = 3
+	RpmLen            = 6
+	LapNumberLen      = 5
+	DeltaToBestLapLen = 6
+	BestLapTimeLen    = 10
+	CurrLapTimeLen    = 10
+	LastLapTimeLen    = 10
+	FuelTankLen       = 15 // 101.6 / 123.4L
+	FuelEstLen        = 15
 )
 
 // StandingsLineDataPacket Lens
 const (
 	LapStringLen        = 4
 	DriverNameLen       = 24
-	TimeBehindStringLen = 16
+	TimeBehindStringLen = 8
 )
 
 type GameSource interface {
@@ -44,7 +46,7 @@ type SimulationData struct {
 	LapCount        int32
 	LapDistPct      float32
 	CurrLapTime     [16]byte // Current lap time
-	LapDelta        [16]byte // Delta to selected reference lap
+	LapDeltaFloat   float32
 	BestLapTime     [16]byte // Best lap in session
 	LastLapTime     [16]byte // Last lap time
 	FuelUsageCurLap float32
@@ -63,14 +65,16 @@ type StandingsLineDataPacket struct {
 }
 
 type DataPacket struct {
-	StartMarker          uint8                      `binary:"little"`
-	Speed                [SpeedLen]byte             `binary:"little"`
-	Gear                 [GearLen]byte              `binary:"little"`
-	RPM                  [RpmLen]byte               `binary:"little"`
-	LapNumber            [LapNumberLen]byte         `binary:"little"`
-	CurrLapTime          [CurrLapTimeLen]byte       `binary:"little"` // Current lap time
-	LastLapTime          [LastLapTimeLen]byte       `binary:"little"` // Last lap time
-	FuelEst              [FuelEstLen]byte           `binary:"little"`
-	Standings            [5]StandingsLineDataPacket `binary:"little"`
-	EndMarker            uint8                      `binary:"little"`
+	StartMarker    uint8                      `binary:"little"`
+	Speed          [SpeedLen]byte             `binary:"little"`
+	Gear           [GearLen]byte              `binary:"little"`
+	RPM            [RpmLen]byte               `binary:"little"`
+	LapNumber      [LapNumberLen]byte         `binary:"little"`
+	DeltaToBestLap [DeltaToBestLapLen]byte    `binary:"little"`
+	BestLapTime    [BestLapTimeLen]byte       `binary:"little"`
+	CurrLapTime    [CurrLapTimeLen]byte       `binary:"little"`
+	LastLapTime    [LastLapTimeLen]byte       `binary:"little"`
+	FuelEst        [FuelEstLen]byte           `binary:"little"`
+	Standings      [5]StandingsLineDataPacket `binary:"little"`
+	EndMarker      uint8                      `binary:"little"`
 }