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using OpenTK.Input;
using System;
using System.IO;
using Utf8Json;
using Utf8Json.Resolvers;
namespace Ryujinx.Profiler
{
public class ProfilerConfiguration
{
public bool Enabled { get; private set; }
public string DumpPath { get; private set; }
public float UpdateRate { get; private set; }
public int MaxLevel { get; private set; }
public int MaxFlags { get; private set; }
public float History { get; private set; }
public ProfilerKeyboardHandler Controls { get; private set; }
/// <summary>
/// Loads a configuration file from disk
/// </summary>
/// <param name="path">The path to the JSON configuration file</param>
public static ProfilerConfiguration Load(string path)
{
var resolver = CompositeResolver.Create(
new[] { new ConfigurationEnumFormatter<Key>() },
new[] { StandardResolver.AllowPrivateSnakeCase }
);
if (!File.Exists(path))
{
throw new FileNotFoundException($"Profiler configuration file {path} not found");
}
using (Stream stream = File.OpenRead(path))
{
return JsonSerializer.Deserialize<ProfilerConfiguration>(stream, resolver);
}
}
private class ConfigurationEnumFormatter<T> : IJsonFormatter<T>
where T : struct
{
public void Serialize(ref JsonWriter writer, T value, IJsonFormatterResolver formatterResolver)
{
formatterResolver.GetFormatterWithVerify<string>()
.Serialize(ref writer, value.ToString(), formatterResolver);
}
public T Deserialize(ref JsonReader reader, IJsonFormatterResolver formatterResolver)
{
if (reader.ReadIsNull())
{
return default(T);
}
string enumName = formatterResolver.GetFormatterWithVerify<string>()
.Deserialize(ref reader, formatterResolver);
if (Enum.TryParse<T>(enumName, out T result))
{
return result;
}
return default(T);
}
}
}
}
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