LANCommander/LANCommander.SDK/PowerShell/Cmdlets/Get-VerticalFov.cs
2025-01-23 02:47:02 -06:00

42 lines
1.4 KiB
C#

using System;
using LANCommander.SDK.Extensions;
using LANCommander.SDK.Helpers;
using LANCommander.SDK.PowerShell.Models;
using System.Linq;
using System.Management.Automation;
namespace LANCommander.SDK.PowerShell.Cmdlets
{
[Cmdlet(VerbsCommon.Get, "VerticalFov")]
[OutputType(typeof(string))]
public class GetVerticalFovCmdlet : Cmdlet
{
[Parameter] public int Width { get; set; } = 0;
[Parameter] public int Height { get; set; } = 0;
[Parameter] public int BaseFov { get; set; } = 75;
protected override void ProcessRecord()
{
var screen = DisplayHelper.GetScreen();
if (Width == 0)
Width = screen.Width;
if (Height == 0)
Height = screen.Height;
WriteObject((int)GetVerticalFovFromResolution(Width, Height, BaseFov));
}
private double GetVerticalFovFromResolution(int width, int height, int baseFov)
{
double baseAspectRatio = 4.0 / 3.0;
double currentAspectRatio = (double)width / height;
double verticalFovRadians = 2 * Math.Atan(Math.Tan((baseFov * Math.PI / 180.0) / 2) * (baseAspectRatio / currentAspectRatio));
double verticalFov = verticalFovRadians * 180.0 / Math.PI;
return Math.Round(verticalFov, 0);
}
}
}