More work associated with the new TUI - must recover old repl tho

This commit is contained in:
2026-01-08 18:57:55 +00:00
parent 54e1f3b424
commit 56ce6bc58d
22 changed files with 935 additions and 194 deletions
+181
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package esdi
import (
"fmt"
"time"
)
func (e *ESDI) getVehicleData() {
mu.Lock()
curGear := e.irsdk.Vars.Vars["Gear"].Value
curRPM := e.irsdk.Vars.Vars["RPM"].Value
curSpeed := e.irsdk.Vars.Vars["Speed"].Value
curBrakeBias, ok := e.irsdk.Vars.Vars["dcBrakeBias"]
if ok {
copyBytes(e.dataPacket.BrakeBias[:], BrakeBiasLen,
fmt.Sprintf("%.1f", curBrakeBias.Value.(float32)))
}
e.data.Gear = int32(curGear.(int))
e.data.RPM = int32(curRPM.(float32))
e.data.Speed = int32(msToKph(curSpeed.(float32)))
mu.Unlock()
}
func (e *ESDI) fuelData() {
mu.Lock()
fLiters := e.irsdk.Vars.Vars["FuelLevel"].Value
fPct := e.irsdk.Vars.Vars["FuelLevelPct"].Value
curLap := e.irsdk.Vars.Vars["Lap"].Value.(int)
fuelLevels[curLap] = fLiters.(float32)
if curLap-2 < 0 {
e.data.FuelPerLap = 0.0
} else {
e.data.FuelPerLap = fuelLevels[curLap-2] - fuelLevels[curLap-1]
}
e.data.FuelPct = float32(fPct.(float32)) * 100
e.data.FuelLiters = float32(fLiters.(float32))
e.data.FuelTotal = (100 * e.data.FuelLiters) / e.data.FuelPct
mu.Unlock()
}
func (e *ESDI) lapData() {
mu.Lock()
currentLap := e.irsdk.Vars.Vars["Lap"].Value
lapDistPct := e.irsdk.Vars.Vars["LapDistPct"].Value
currentLapTime := e.irsdk.Vars.Vars["LapCurrentLapTime"].Value
lapBestLapTime := e.irsdk.Vars.Vars["LapBestLapTime"].Value
lapLastLapTime := e.irsdk.Vars.Vars["LapLastLapTime"].Value
lapDeltaToBestLap := e.irsdk.Vars.Vars["LapDeltaToBestLap"].Value
e.data.LapDeltaFloat = lapDeltaToBestLap.(float32)
e.data.LapCount = int32(currentLap.(int))
e.data.LapDistPct = float32(lapDistPct.(float32)) * 100
// TODO
// Don't create the strings here, should be creating them later one only
// Get the best lap data from the session info - I guess
copy(e.data.CurrLapTime[:], string(lapTimeRepresentation(currentLapTime.(float32),
LapTimeFormatStr)))
copy(e.data.LastLapTime[:], string(lapTimeRepresentation(lapLastLapTime.(float32),
LapTimeFormatStr)))
copy(e.data.BestLapTime[:], string(lapTimeRepresentation(lapBestLapTime.(float32),
LapTimeFormatStr)))
mu.Unlock()
}
// This function doesnt feel very pretty - NEED TO REFACTOR IT
func (e *ESDI) positionData() {
// Only create a table with more people if we have more players
mu.Lock()
standings := createStandingsTable(e.irsdk)
if len(standings) <= 0 {
for range 5 {
standings = append(standings, paddingStandingsLine)
}
} else {
relativeStandings(e.irsdk, standings, e.irsdk.SessionInfo.DriverInfo.DriverCarIdx)
p := findEntry(standings, func(l StandingsLine) bool {
return l.CarIdx == int32(e.irsdk.SessionInfo.DriverInfo.DriverCarIdx)
})
lowerLim := p - 2
upperLim := p + 3
var lowerPadding []StandingsLine
var upperPadding []StandingsLine
if lowerLim < 0 {
lowerPadding = make([]StandingsLine, abs(lowerLim))
for k := range abs(lowerLim) {
lowerPadding[k] = paddingStandingsLine
}
lowerLim = 0
}
if upperLim >= len(standings) {
upperPadding = make([]StandingsLine, upperLim-len(standings))
for k := range upperLim - len(standings) {
upperPadding[k] = paddingStandingsLine
}
upperLim = len(standings)
}
standings = append(lowerPadding, standings[lowerLim:upperLim]...)
standings = append(standings, upperPadding...)
e.data.Position = int32(p)
}
copy(e.data.Standings[:], standings[0:5])
mu.Unlock()
}
func packageStandingsLineDataPacket(data [5]StandingsLine) [5]StandingsLineDataPacket {
var sl [5]StandingsLineDataPacket
for k := range data {
copyBytes(sl[k].Lap[:], LapStringLen, fmt.Sprintf("%-2d", data[k].Lap))
copyBytes(sl[k].DriverName[:], DriverNameLen,
fmt.Sprintf("%-16s", data[k].DriverName[0:DriverNameLen]))
copyBytes(sl[k].TimeBehindString[:], TimeBehindStringLen,
fmt.Sprintf("%-16s", data[k].TimeBehindString[0:TimeBehindStringLen]))
}
return sl
}
func readData(e *ESDI, done <-chan string) {
// dataReaderTicker := time.NewTicker(time.Second / 60)
dataReaderTicker := time.NewTicker(time.Second / 240)
defer dataReaderTicker.Stop()
initialTime = time.Now()
for {
select {
case <-done:
return
case <-dataReaderTicker.C:
var err error
mu.Lock()
_, err = e.irsdk.Update(time.Millisecond * 100)
if err != nil {
fmt.Printf("could not update data: %v", err)
continue
}
mu.Unlock()
e.getVehicleData()
e.fuelData()
e.lapData()
e.positionData()
// Test the actual dataPacket we are sending over the wire
copyBytes(e.dataPacket.Speed[:], SpeedLen, fmt.Sprintf("%3d", e.data.Speed))
copyBytes(e.dataPacket.Gear[:], GearLen, fmt.Sprintf("%2d", e.data.Gear))
copyBytes(e.dataPacket.RPM[:], RpmLen, fmt.Sprintf("%3d", e.data.RPM))
e.dataPacket.Standings = packageStandingsLineDataPacket(e.data.Standings)
copyBytes(e.dataPacket.LapNumber[:], LapNumberLen, fmt.Sprintf("%-3d", e.data.LapCount))
copyBytes(e.dataPacket.DeltaToBestLap[:], DeltaToBestLapLen,
fmt.Sprintf("%s", lapTimeDeltaRepresentation(e.data.LapDeltaFloat)))
copyBytes(e.dataPacket.BestLapTime[:], BestLapTimeLen,
fmt.Sprintf("%s", e.data.BestLapTime[:8]))
copyBytes(e.dataPacket.CurrLapTime[:], CurrLapTimeLen,
fmt.Sprintf("%s", e.data.CurrLapTime[:8]))
copyBytes(e.dataPacket.LastLapTime[:], LastLapTimeLen,
fmt.Sprintf("%s", e.data.LastLapTime[:8]))
copyBytes(e.dataPacket.FuelEst[:], FuelEstLen,
fmt.Sprintf("%.1f - %.1f", e.data.FuelPerLap, e.data.FuelLiters/e.data.FuelPerLap))
e.dataPacket.StartMarker = 0x02
e.dataPacket.EndMarker = 0x03
lastMessageTime = time.Now()
}
}
}
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// Package esdi will have the domain logic for our desktop interface
package esdi
import (
"esdi/sources/iracing"
"log"
"os"
"time"
"github.com/ESilva15/goirsdk"
"github.com/tarm/serial"
)
type ESDI struct {
SerialConfig *serial.Config
SerialConn *serial.Port
irsdk *goirsdk.IBT
data SimulationData
dataPacket DataPacket
// Source GameSource
}
func (e *ESDI) Close() {
err := e.SerialConn.Close()
if err != nil {
log.Fatalf("couldn't close serial connection: %v", err)
}
}
func ESDIInit(port string, baud int) (ESDI, error) {
sConfig := &serial.Config{
Name: port,
Baud: baud,
ReadTimeout: time.Millisecond * 1000,
}
// Open the serial port
sPort, err := serial.OpenPort(sConfig)
if err != nil {
return ESDI{}, err
}
// return ESDI{sConfig, sPort, nil}, nil
return ESDI{sConfig, sPort, nil, SimulationData{}, DataPacket{}}, nil
// return ESDI{nil, nil, nil, SimulationData{}, DataPacket{}}, nil
}
func RunLiveTelemetry(port string, output string, session string) {
esdi, err := ESDIInit(port, 115200)
if err != nil {
log.Fatalf("Failed to get Desktop Interface: %v", err)
}
// irsdk, err := iracing.Init(nil, outputFile, sessionFile)
// if err != nil {
// log.Fatalf("Failed to create iRacing interface: %v", err)
// }
irsdk, err := goirsdk.Init(nil, output, session)
if err != nil {
log.Fatalf("Failed to create irsdk instance: %v\n", err)
}
esdi.irsdk = irsdk
esdi.telemetry()
}
func RunOfflineTelemetry(port string, input string, output string, session string) {
esdi, err := ESDIInit(port, 115200)
if err != nil {
log.Fatalf("Failed to get Desktop Interface: %v", err)
}
file, err := os.Open(input)
if err != nil {
log.Fatalf("Failed to open IBT file: %v", err)
}
irsdk, err := iracing.Init(file, output, session)
if err != nil {
log.Fatalf("Failed to create iRacing interface: %v", err)
}
// irsdk, err := goirsdk.Init(file, outFile, sessionFile)
// if err != nil {
// log.Fatalf("Failed to create irsdk instance: %v\n", err)
// }
esdi.irsdk = irsdk.SDK
esdi.telemetry()
}
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package esdi
import (
"bytes"
"encoding/binary"
"io"
"log"
// "encoding/binary"
"fmt"
// "log"
"os"
"os/signal"
"strings"
"sync"
"syscall"
"time"
// "github.com/tarm/serial"
)
var (
initialTime = time.Now()
lastTime = time.Now()
paddingStandingsLine = StandingsLine{
DriverName: createDriverName("---"),
Lap: 0,
CarIdx: 0,
LapPct: 0,
EstTime: 0,
TimeBehind: 0,
}
iniFuelLvl float32
fuelLevels map[int]float32
lastMessageTime time.Time
mu sync.Mutex
)
const (
LapTimeFormatStr = "04:05.000"
RelativeDeltaFormatStr = "04:05.0"
)
func msToKph(v float32) int {
return int((3600 * v) / 1000)
}
func lapTimeRepresentation(t float32, f string) string {
if t < 0 {
t = 0
}
wholeSeconds := int64(t)
lapTime := time.Unix(wholeSeconds, int64((t-float32(wholeSeconds))*1e9))
return lapTime.Format(f)
}
func lapTimeDeltaRepresentation(t float32) string {
sign := '-'
if t < 0 {
sign = '+'
t = -t
}
// Cap to 99.9 max
if t > 99.9 {
t = 99.9
}
if t >= 1 {
// Round to nearest tenth
rounded := float32(int(t*10+0.5)) / 10
return fmt.Sprintf("%c%.1f", sign, rounded)
}
// t < 1: round to nearest tenth and remove leading zero (e.g., "0.1" → ".1")
rounded := float32(int(t*10+0.5)) / 10
s := fmt.Sprintf("%.1f", rounded)
if strings.HasPrefix(s, "0") {
s = s[1:]
}
return fmt.Sprintf("%c%s", sign, s)
}
func resetTerminal() {
// Show cursor and clear screen
fmt.Print("\033[?25h\033[2J\033[H")
}
func (e *ESDI) setupSignalHandlers() chan string {
sigc := make(chan os.Signal, 1)
signal.Notify(sigc,
syscall.SIGHUP,
syscall.SIGINT,
syscall.SIGTERM,
syscall.SIGQUIT,
)
done := make(chan string)
go func() {
s := <-sigc
switch s {
case syscall.SIGTERM, syscall.SIGINT, syscall.SIGQUIT, syscall.SIGHUP:
resetTerminal()
fmt.Print("Closing ESDI")
}
close(done)
e.Close()
}()
return done
}
func printData(e *ESDI, done <-chan string) {
ticker := time.NewTicker(time.Millisecond * 25)
defer ticker.Stop()
for {
select {
case <-done:
return
case <-ticker.C:
var buffer strings.Builder
buffer.WriteString("\033[?25l\033[2J\033[H")
mu.Lock()
sessionTimeR := e.irsdk.Vars.Vars["SessionTime"].Value
sessionTime := float64(sessionTimeR.(float64))
currTime := time.Now()
delta := currTime.Sub(lastTime)
buffer.WriteString(fmt.Sprintf("[%s]\n", currTime.Format("2006/01/02 15:04:05.000")))
buffer.WriteString(fmt.Sprintf("Delta: %d [%f]\n\n", delta.Milliseconds(), 1000.0/60.0))
lastTime = currTime
elapsed := currTime.Sub(initialTime)
softwareElapsed := time.Unix(0, 0).Add(elapsed).Format("04:05.000")
sessionElapsed := time.Unix(0, 0).
Add(time.Duration(sessionTime * float64(time.Second))).
Format("04:05.000")
buffer.WriteString(fmt.Sprintf("Elapsed (software): %s\n",
softwareElapsed))
buffer.WriteString(fmt.Sprintf("Elapsed (session): %s\n\n",
sessionElapsed))
// buffer.WriteString("Car data:\n")
buffer.WriteString(fmt.Sprintf("Gear: %d, RPM: %d, Speed: %d\n\n",
e.dataPacket.Gear, e.dataPacket.RPM, e.dataPacket.Speed))
buffer.WriteString(fmt.Sprintf("BB: %s\n\n", e.dataPacket.BrakeBias))
buffer.WriteString("Fuel data:\n")
buffer.WriteString(fmt.Sprintf("Fuel Est: %s\n\n", e.dataPacket.FuelEst))
buffer.WriteString("Lap data:\n")
buffer.WriteString(fmt.Sprintf("Delta: [%s] [%f] [%s]\n", e.dataPacket.DeltaToBestLap,
e.data.LapDeltaFloat, lapTimeDeltaRepresentation(e.data.LapDeltaFloat)))
buffer.WriteString(fmt.Sprintf("LapTime: %s\n", e.dataPacket.CurrLapTime))
buffer.WriteString(fmt.Sprintf("Best Lap Time: %s\n", e.dataPacket.BestLapTime))
buffer.WriteString(fmt.Sprintf("Last Lap Time: %s\n", e.dataPacket.LastLapTime))
// buffer.WriteString(fmt.Sprintf("LapBestNLapTi: %f\n\n", e.data.LapBestNLapTime))
// buffer.WriteString("Position data:\n")
// buffer.WriteString(fmt.Sprintf("Pos: %d\n", e.dataPacket.Position))
for p, v := range e.dataPacket.Standings {
s := fmt.Sprintf("[%2d] %s %-16s %-16s\n",
p+1, v.Lap, string(bytes.Trim(v.DriverName[:], "\x00")), v.TimeBehindString)
buffer.WriteString(s)
}
buffer.WriteString(fmt.Sprintf("Size: %v\n", binary.Size(DataPacket{})))
buffer.WriteString(fmt.Sprintf("Recv: %d\n", e.data.Recv))
buffer.WriteString(fmt.Sprintf("Recv Err: %v\n", e.data.ReadError))
mu.Unlock()
// buffer.WriteString("\n" + message)
fmt.Print(buffer.String())
}
}
}
type DataReq struct {
Req int8
}
func (e *ESDI) telemetry() {
// Set the handlers
done := e.setupSignalHandlers()
dataError := make(chan string)
// Display the data on the terminal periodically
go printData(e, done)
// Maybe create a struct made to calculate the fuel levels
// -> struct FuelLvlCalculator
fuelLevels = make(map[int]float32, 256)
// We need to add another goroutine here that continuously updates
// the data
go readData(e, done)
// Add another goroutine that is actually waiting for data requests
// And gives the signal or sends the data
// go waitForReq(e, done)
// TODO:
// Add start and end markers to the data frames
// This loop will wait for the display to request the data
total := time.Microsecond * 0
previousRequest := time.Now()
nRequests := 0
for {
isRunning := true
select {
case s := <-done:
resetTerminal()
fmt.Println(s)
isRunning = false
break
case s := <-dataError:
done <- s
default:
// Wait for the display to request some data
var r DataReq
err := binary.Read(e.SerialConn, binary.LittleEndian, &r)
e.data.ReadError = err
if err != nil && err != io.EOF {
log.Println(err)
fmt.Println("->", r)
}
e.data.Recv = r.Req
if r.Req == 5 {
e.SerialConn.Flush()
currTime := time.Now()
if nRequests != 0 {
total += currTime.Sub(previousRequest)
}
previousRequest = currTime
nRequests += 1
var buf bytes.Buffer
err = binary.Write(&buf, binary.LittleEndian, e.dataPacket)
_, err = e.SerialConn.Write(buf.Bytes())
if err != nil {
log.Printf("Unable to write data: %v", err)
break
}
e.SerialConn.Flush()
}
}
if !isRunning {
break
}
}
log.Println("Statistics:")
log.Printf(" Reqs: %d\n", nRequests)
log.Printf(" Total time: %d (ms)\n", total.Milliseconds())
log.Printf(" Average req time: %d (ms / request)\n", total.Milliseconds()/int64(nRequests))
}
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package esdi
import (
"testing"
)
func TestLapTimeDeltaRepresentationPositiveLT1(t *testing.T) {
// Arrange
var time float32 = 0.123
expect := "-.1"
// Act
res := lapTimeDeltaRepresentation(time)
// Test
if res != expect {
t.Fatalf("Expected `%s`, got `%s`", expect, res)
}
}
func TestLapTimeDeltaRepresentationPositiveGE1(t *testing.T) {
// Arrange
var time float32 = 1.123
expect := "-1.1"
// Act
res := lapTimeDeltaRepresentation(time)
// Test
if res != expect {
t.Fatalf("Expected `%s`, got `%s`", expect, res)
}
}
func TestLapTimeDeltaRepresentationNegativeLT1(t *testing.T) {
// Arrange
var time float32 = -0.123
expect := "+.1"
// Act
res := lapTimeDeltaRepresentation(time)
// Test
if res != expect {
t.Fatalf("Expected `%s`, got `%s`", expect, res)
}
}
func TestLapTimeDeltaRepresentationNegativeGE1(t *testing.T) {
// Arrange
var time float32 = -1.123
expect := "+1.1"
// Act
res := lapTimeDeltaRepresentation(time)
// Test
if res != expect {
t.Fatalf("Expected `%s`, got `%s`", expect, res)
}
}
func TestLapTimeDeltaRepresentationGreaterThan100(t *testing.T) {
// Arrange
var time float32 = -102.123
expect := "+99.9"
// Act
res := lapTimeDeltaRepresentation(time)
// Test
if res != expect {
t.Fatalf("Expected `%s`, got `%s`", expect, res)
}
}
func TestLapTimeDeltaRepresentationGreaterNew(t *testing.T) {
// Arrange
var time float32 = -0.012
expect := "+.0"
// Act
res := lapTimeDeltaRepresentation(time)
// Test
if res != expect {
t.Fatalf("Expected `%s`, got `%s`", expect, res)
}
}
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package esdi
// "esdi/sources/beamng"
// "fmt"
// "log"
// "strings"
// "time"
func beamngExample(esdi ESDI) {
// bIF, err := beamng.Init("127.0.0.1", 4444)
// if err != nil {
// log.Fatalf("Failed to create BeamNG interface: %v", err)
// }
//
// esdi.Source = &bIF
//
// lastTime := time.Now().UnixMilli()
// lastDataSent := time.Now().UnixMilli()
// for {
// var err error
// var buffer strings.Builder
// buffer.WriteString("\033[?25l\033[2J\033[H")
//
// err = esdi.Source.UpdateData()
// if err != nil {
// fmt.Printf("could not update data: %v", err)
// continue
// }
//
// curGear, err := esdi.Source.GetData("Gear")
// if err != nil {
// log.Fatalf("could not get field `Gear`: %v", err)
// }
//
// curRPM, err := esdi.Source.GetData("RPM")
// if err != nil {
// log.Fatalf("could not get field `RPM`: %v", err)
// }
//
// gear := int(curGear.(int8))
// rpm := int(curRPM.(float32))
//
// buffer.WriteString(fmt.Sprintf("Gear: %d, RPM: %d", gear, rpm))
//
// curTime := time.Now().UnixMilli()
// message := fmt.Sprintf("%d,%d\n", gear-1, rpm)
// buffer.WriteString("\n" + message)
//
// messageWasSentMark := "N"
// if curTime-lastDataSent > 75 {
// _, err = esdi.SerialConn.Write([]byte(message))
// if err != nil {
// log.Printf("Unable to write data: %v", err)
// break
// }
//
// messageWasSentMark = "Y"
// lastDataSent = curTime
// }
//
// buffer.WriteString(" -> " + messageWasSentMark)
// if curTime-lastTime > 100 {
// fmt.Print(buffer.String())
// lastTime = curTime
// }
// }
}
+121
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package esdi
import (
"sort"
"github.com/ESilva15/goirsdk"
)
func createDriverName(s string) [DriverNameLen]byte {
var arr [DriverNameLen]byte
if len(s) > 32 {
s = s[:32]
}
copy(arr[:], s)
return arr
}
// type standingsFilter func([]StandingsLine, []float32, int)
func generalStandings(i *goirsdk.IBT, s []StandingsLine, id int) {
// We have to sort the racists by their lap count and position on the track
// on the current lap
sort.Slice(s, func(i int, j int) bool {
if s[i].Lap == int32(s[j].Lap) {
return s[i].LapPct > s[j].LapPct
}
return s[i].Lap > s[j].Lap
})
estTime := i.Vars.Vars["CarIdxEstTime"].Value.([]float32)
// This will give the delta to the guy ahead
// P1 0:00:000
// P2 0:01:000 -> 1s from P1
// P3 0:01:000 -> 1s from P2
for p := range s {
theirEstimate := estTime[s[p].CarIdx]
var theThing float32 = 0.0
if p != id {
theThing = estTime[s[p-1].CarIdx] - theirEstimate
}
s[p].TimeBehind = theThing
copy(s[p].TimeBehindString[:], string(lapTimeRepresentation(theThing,
RelativeDeltaFormatStr)))
}
}
func relativeStandings(i *goirsdk.IBT, s []StandingsLine, id int) {
sort.Slice(s, func(i int, j int) bool {
if s[i].Lap == int32(s[j].Lap) {
return s[i].LapPct > s[j].LapPct
}
return s[i].Lap > s[j].Lap
})
estTime := i.Vars.Vars["CarIdxEstTime"].Value.([]float32)
// Get the delta to a given carId
// TODO: fix the delta when the car behind is still in the previous lap.
for p := range s {
curCarEstimate := estTime[s[p].CarIdx]
var delta float32 = 0.0
delta = abs(estTime[id] - curCarEstimate)
s[p].TimeBehind = delta
copy(s[p].TimeBehindString[:], string(lapTimeRepresentation(delta,
RelativeDeltaFormatStr)))
}
}
// createStandingsTable will create a table with the standings data
// still working on this
// If the filter applied is generalStandings, the carId has to be 0
// We can do some dynamicProgramming on this thing I guess, I still haven't
// though about it much yet tbh
func createStandingsTable(i *goirsdk.IBT) []StandingsLine {
driversLapDistPctRaw := i.Vars.Vars["CarIdxLapDistPct"].Value
if driversLapDistPctRaw == nil {
return []StandingsLine{}
}
driversLapDistPct := driversLapDistPctRaw.([]float32)
driversEstTime := i.Vars.Vars["CarIdxEstTime"].Value.([]float32)
driversLap := i.Vars.Vars["CarIdxLap"].Value.([]int32)
drivers := i.SessionInfo.DriverInfo.Drivers
standings := make([]StandingsLine, len(drivers))
for k := range len(drivers) {
if drivers[k].CarIsPaceCar == 1 || drivers[k].IsSpectator == 1 || drivers[k].UserName == "" {
continue
}
if driversLap[k] == -1 || drivers[k].UserName == "" {
continue
}
standings[k] = StandingsLine{
CarIdx: int32(k),
LapPct: driversLapDistPct[k],
DriverName: createDriverName(drivers[k].UserName),
EstTime: driversEstTime[k],
Lap: driversLap[k],
TimeBehind: 0,
}
}
return standings
}
func abs[V int32 | float32 | int](value V) V {
if value < 0 {
value = value * -1
}
return value
}
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package esdi
func findEntry[T any](s []T, predicate func(T) bool) int {
for i, elem := range s {
if predicate(elem) {
return i
}
}
return -1
}
func copyBytes(dest []byte, destSize int, src string) {
copy(dest[:], []byte(src))
dest[min(destSize-1, len(src))] = '\x00'
}
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package esdi
// Car data lengths
const (
SpeedLen = 5
GearLen = 3
RpmLen = 6
BrakeBiasLen = 6
)
// DataPacket Lens
const (
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 = 8
)
type GameSource interface {
GetData(string) (any, error)
UpdateData() error
GetSessionInfo() (any, error)
}
type StandingsLine struct {
CarIdx int32
LapPct float32
Lap int32
DriverName [DriverNameLen]byte
EstTime float32
TimeBehind float32
TimeBehindString [TimeBehindStringLen]byte
}
type SimulationData struct {
ReadError error
Recv int8
Speed int32
Gear int32
RPM int32
LapCount int32
LapDistPct float32
CurrLapTime [16]byte // Current lap time
LapDeltaFloat float32
BestLapTime [16]byte // Best lap in session
LastLapTime [16]byte // Last lap time
FuelUsageCurLap float32
FuelPerLap float32
FuelPct float32
FuelLiters float32
FuelTotal float32 // This will be calculated and passed in Liters
Position int32
LapBestNLapTime float32
Standings [5]StandingsLine
}
type StandingsLineDataPacket struct {
Lap [LapStringLen]byte `binary:"little"`
DriverName [DriverNameLen]byte `binary:"little"`
TimeBehindString [TimeBehindStringLen]byte `binary:"little"`
}
type DataPacket struct {
StartMarker uint8 `binary:"little"`
Speed [SpeedLen]byte `binary:"little"`
Gear [GearLen]byte `binary:"little"`
RPM [RpmLen]byte `binary:"little"`
BrakeBias [BrakeBiasLen]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"`
}