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main.go
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main.go
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package main
import (
"fmt"
"log"
"strings"
"time"
irsdk "github.com/leonb/irsdk-go"
)
// speed: 120 km/h
// rpm: 8421
// gear: 4
// clutch [||||||| ]
// brake [ ]
// throttle [|||||||||||||||||||‖]
// Lights up red when you need to shift?
type renderer interface {
String() string
}
type textRenderer struct {
label string
labelLength int
data string
bgColor int
}
func (r textRenderer) String() string {
labelPadding := ""
if r.labelLength > 0 {
labelPadding = strings.Repeat(" ", r.labelLength-len(r.label))
}
data := ""
if r.bgColor > 0 {
data = data + fmt.Sprintf("\033[48;5;%vm", r.bgColor)
}
data = data + r.data
if r.bgColor > 0 {
data = data + "\033[0m"
}
return fmt.Sprintf("%s:%v %v", r.label, labelPadding, data)
}
type graphRenderer struct {
label string
labelLength int
data float32
textColor int
}
func (r graphRenderer) String() string {
maxBars := 20
bars := int(r.data * float32(maxBars))
graph := "["
if r.textColor > 0 {
graph = graph + fmt.Sprintf("\033[38;5;%vm", r.textColor)
}
graph = graph + strings.Repeat("|", bars)
graph = graph + strings.Repeat(" ", maxBars-bars)
if r.textColor > 0 {
graph = graph + "\033[0m"
}
graph = graph + "]"
labelPadding := ""
if r.labelLength > 0 {
labelPadding = strings.Repeat(" ", r.labelLength-len(r.label))
}
return fmt.Sprintf("%s:%v %v", r.label, labelPadding, graph)
}
func main() {
var conn *irsdk.Connection
var session *irsdk.SessionData
var err error
// Keep trying until connection is made
conn, _ = irsdk.NewConnection()
conn.SetMaxFPS(30)
for {
if conn.IsConnected() == false {
time.Sleep(time.Second * 1)
conn.Connect()
session, err = conn.GetSessionData()
if err != nil {
log.Fatal(err)
}
}
telemetryData, _ := conn.GetTelemetryData()
tSpeed := float32(0.0)
tRPM := float32(0.0)
tGear := 0
tClutch := float32(1.0)
tBrake := float32(0.0)
tThrottle := float32(0.0)
if telemetryData != nil {
tSpeed = telemetryData.Speed
tRPM = telemetryData.RPM
tGear = telemetryData.Gear
tClutch = telemetryData.Clutch
tBrake = telemetryData.Brake
tThrottle = telemetryData.Throttle
}
speed := textRenderer{
label: "speed",
labelLength: 5,
data: fmt.Sprintf("%.0f km/h", (tSpeed * 3.6)),
}
bgColor := 0
if session != nil {
// DriverCarSLFirstRPM = 6000
// DriverCarSLShiftRPM = 6850
// DriverCarSLBlinkRPM = 7000
sl4 := session.DriverInfo.DriverCarSLBlinkRPM
sl3 := session.DriverInfo.DriverCarSLShiftRPM
sl1 := session.DriverInfo.DriverCarSLFirstRPM
sl2 := sl1 + ((sl4 - sl1) / 2)
if tRPM >= sl4 {
bgColor = 196 // red
} else if tRPM >= sl3 {
bgColor = 202 // orange
} else if tRPM >= sl2 {
bgColor = 226 // yellow
} else if tRPM >= sl1 {
bgColor = 41 // green
}
}
rpm := textRenderer{
label: "rpm",
labelLength: 5,
data: fmt.Sprintf("%.0f", tRPM),
bgColor: bgColor,
}
gear := textRenderer{
label: "gear",
labelLength: 5,
}
if tGear > 0 {
gear.data = fmt.Sprintf("%v", tGear)
} else if tGear < 0 {
gear.data = "R"
} else {
gear.data = "N"
}
clutch := graphRenderer{
label: "clutch",
labelLength: 8,
data: 1.0 - tClutch,
textColor: 45,
}
brake := graphRenderer{
label: "brake",
labelLength: 8,
data: tBrake,
textColor: 196,
}
throttle := graphRenderer{
label: "throttle",
labelLength: 8,
data: tThrottle,
textColor: 41,
}
fmt.Printf("\033c") // clear entire screen
fmt.Println(speed)
fmt.Println(rpm)
fmt.Println(gear)
fmt.Println(clutch)
fmt.Println(brake)
fmt.Println(throttle)
}
}