31 lines
1.0 KiB
C#
31 lines
1.0 KiB
C#
using System;
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using Newtonsoft.Json;
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using UnityEngine;
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using UnityEngine.Scripting;
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namespace Siccity.GLTFUtility.Converters {
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/// <summary>
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/// Converts from float array to Quaternion during deserialization, and back.
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/// Compensates for differing coordinate systems as well.
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/// </summary>
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[Preserve] public class QuaternionConverter : JsonConverter {
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public override void WriteJson(JsonWriter writer, object value, JsonSerializer serializer) {
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Quaternion q = (Quaternion) value;
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writer.WriteStartArray();
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writer.WriteValue(q.x);
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writer.WriteValue(-q.y);
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writer.WriteValue(-q.z);
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writer.WriteValue(q.w);
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writer.WriteEndArray();
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}
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public override object ReadJson(JsonReader reader, Type objectType, object existingValue, JsonSerializer serializer) {
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float[] floatArray = serializer.Deserialize<float[]>(reader);
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return new Quaternion(floatArray[0], -floatArray[1], -floatArray[2], floatArray[3]);
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}
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public override bool CanConvert(Type objectType) {
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return objectType == typeof(Quaternion);
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}
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}
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} |