qstbak/Questionable.Model/Questionable.Model.Common.Converter/VectorConverter.cs
2026-08-17 20:25:32 +10:00

71 lines
1.5 KiB
C#

using System;
using System.Numerics;
using System.Text.Json;
using System.Text.Json.Serialization;
namespace Questionable.Model.Common.Converter;
public sealed class VectorConverter : JsonConverter<Vector3>
{
public override Vector3 Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)
{
if (reader.TokenType != JsonTokenType.StartObject)
{
throw new JsonException();
}
Vector3 result = default(Vector3);
while (reader.Read())
{
switch (reader.TokenType)
{
case JsonTokenType.PropertyName:
{
string text = reader.GetString();
if (text == null || !reader.Read())
{
throw new JsonException();
}
switch (text)
{
case "X":
result.X = reader.GetSingle();
break;
case "Y":
result.Y = reader.GetSingle();
break;
case "Z":
result.Z = reader.GetSingle();
break;
default:
throw new JsonException();
}
break;
}
case JsonTokenType.EndObject:
return result;
default:
throw new JsonException();
}
}
throw new JsonException();
}
public override void Write(Utf8JsonWriter writer, Vector3 value, JsonSerializerOptions options)
{
writer.WriteStartObject();
writer.WriteNumber("X", RoundValue(value.X));
writer.WriteNumber("Y", RoundValue(value.Y));
writer.WriteNumber("Z", RoundValue(value.Z));
writer.WriteEndObject();
}
private static float RoundValue(float value)
{
float num = MathF.Round(value, 6);
if (!(MathF.Abs(num) < 1E-06f))
{
return num;
}
return 0f;
}
}