Logitech Litra Glow Beam Powershell Function

LogiLitra.ps1

#Litra Glow and Litra Beam Powershell Controller
#Download hidapitester here : https://github.com/todbot/hidapitester/releases
#Based on https://www.reddit.com/r/LogitechG/comments/sacz2x/comment/j7doia4/?utm_source=share&utm_medium=web2x&context=3

#Change to point to the extract folder
$HIDAPItesterFolderPath = "C:\Users\username\Scripts\"

#HIDAPItester
$global:HIDAPItesterPath = $HIDAPItesterFolderPath + "hidapitester.exe"


Function Set-HIDAPItester {
  [CmdletBinding()]
    param (
      [Parameter(Mandatory = $true)]
      [string] $vidpid,
      [Parameter(Mandatory = $true)]
      [string] $OpenPath,
      [Parameter(Mandatory = $true)]
      [string] $output,
      [Parameter(Mandatory = $true)]
      [string] $usagePage,
      [string] $HIDAPItesterPath = $global:HIDAPItesterPath
    ) 
    $null = &($HIDAPItesterPath) --vidpid $vidpid --usagePage $usagePage --open-path $OpenPath --send-output $output
}

Function Get-LitraLight {
    [CmdletBinding()]
    param (
      [switch] $Beam,
      [switch] $Glow
    )
    if($Beam){
        $LitraRaw= &($HIDAPItesterPath) --vidpid 046d/c901 --usagePage FF43 --list-detail
    }
    elseif($Glow){
        $LitraRaw= &($HIDAPItesterPath) --vidpid 046d/c900 --usagePage FF43 --list-detail
    }else{
        $LitraRaw= &($HIDAPItesterPath) --usagePage FF43 --list-detail
    }
    #$litraRaw
    $i=0
    [Array]$LitraLights = @()
    $LitraLight = New-Object PSObject
    foreach($line in $litraRaw){
        $i++
        if($i -eq 1){
            $name = "vidpid"
            $value = $line.split(":")[0].trim()
        }else{
            $name = $line.split(":")[0].trim()
            $value = $line.split(":")[-1].trim()
        }
        if(!$([string]::IsNullOrempty($name))){
            $LitraLight | Add-Member NoteProperty -Name $name -Value $value
        }
        if($i -gt 8){
            $i=0
            [Array]$LitraLights+=$LitraLight
            $LitraLight = New-Object PSObject
        }
    }
    return $LitraLights
}

function Set-LitraLight {
[CmdletBinding()]
    param (
      [Parameter(Mandatory = $true)]
      [string] $vidpid,
      [Parameter(Mandatory = $true)]
      [string] $OpenPath,
      [ValidateRange(1, 100)]
      [int] $Brightness,
      [ValidateRange(2700, 6500)]
      [int] $temperature
    )
    if($Brightness -gt 0){
        [int]$brightnessvalue = [math]::floor(31 + ($Brightness/100*368))
        $brightnessvalue
        $hex = $brightnessvalue | Format-Hex
        $hex
        $output= "0x11,0xFF,0x04,0x4F,0x"+ $hex.HexBytes.Split(" ")[1] +",0x"+ $hex.HexBytes.Split(" ")[0]
        Set-HIDAPItester -vidpid $vidpid -usagePage ff43 -OpenPath $OpenPath -output $output
    }
    if($temperature -gt 0){
        $hex = $temperature | Format-Hex
        $hex
        $output = "0x11,0xFF,0x04,0x9D,0x"+ $hex.HexBytes.Split(" ")[1] +",0x" + $hex.HexBytes.Split(" ")[0]
        Set-HIDAPItester -vidpid $vidpid -usagePage ff43 -OpenPath $OpenPath -output $output
    }
}


Function Start-LitraLight {
    [CmdletBinding()]
    param (
      [Parameter(Mandatory = $true)]
      [string] $vidpid,
      [Parameter(Mandatory = $true)]
      [string] $OpenPath
    )
    $output = "0x11,0xFF,0x04,0x1D,0x01"
    Set-HIDAPItester -vidpid $vidpid -usagePage ff43 -OpenPath $OpenPath -output $output
}

Function Stop-LitraLight {
    [CmdletBinding()]
    param (
      [Parameter(Mandatory = $true)]
      [string] $vidpid,
      [Parameter(Mandatory = $true)]
      [string] $OpenPath
    )
    $output = "0x11,0xFF,0x04,0x1D,0x00"
    Set-HIDAPItester -vidpid $vidpid -usagePage ff43 -OpenPath $OpenPath -output $output
}

#Exemple:
Write-host "All Off"
$lights = Get-LitraLight
foreach($Light in $Lights){
    Stop-LitraLight -vidpid $light.vidpid -OpenPath $light.path
}

Write-host "All On"
$lights = Get-LitraLight
foreach($Light in $Lights){
    start-LitraLight -vidpid $light.vidpid -OpenPath $light.path
}

Write-host "Beam On"
$lights = Get-LitraLight -Beam
foreach($Light in $Lights){
    start-LitraLight -vidpid $light.vidpid -OpenPath $light.path
}

    
    

No problem 😊. Thank you again for creating this in the first place!