Files
unity-application/Packages/com.github.homuler.mediapipe/Runtime/Scripts/Framework/Packet/FloatVectorPacket.cs
2023-03-12 20:34:16 +00:00

109 lines
2.7 KiB
C#

// Copyright (c) 2021 homuler
//
// Use of this source code is governed by an MIT-style
// license that can be found in the LICENSE file or at
// https://opensource.org/licenses/MIT.
using System;
using System.Collections.Generic;
using System.Linq;
using System.Runtime.InteropServices;
namespace Mediapipe
{
[StructLayout(LayoutKind.Sequential)]
internal readonly struct FloatVector
{
private readonly IntPtr _data;
private readonly int _size;
public void Dispose()
{
UnsafeNativeMethods.delete_array__Pf(_data);
}
public List<float> Copy()
{
var data = new List<float>(_size);
unsafe
{
var floatPtr = (float*)_data;
for (var i = 0; i < _size; i++)
{
data.Add(*floatPtr++);
}
}
return data;
}
}
public class FloatVectorPacket : Packet<List<float>>
{
/// <summary>
/// Creates an empty <see cref="FloatVectorPacket" /> instance.
/// </summary>
///
public FloatVectorPacket() : base(true) { }
[UnityEngine.Scripting.Preserve]
public FloatVectorPacket(IntPtr ptr, bool isOwner = true) : base(ptr, isOwner) { }
public FloatVectorPacket(float[] value) : base()
{
UnsafeNativeMethods.mp__MakeFloatVectorPacket__Pf_i(value, value.Length, out var ptr).Assert();
this.ptr = ptr;
}
public FloatVectorPacket(float[] value, Timestamp timestamp) : base()
{
UnsafeNativeMethods.mp__MakeFloatVectorPacket_At__Pf_i_Rt(value, value.Length, timestamp.mpPtr, out var ptr).Assert();
GC.KeepAlive(timestamp);
this.ptr = ptr;
}
public FloatVectorPacket(List<float> value) : base()
{
UnsafeNativeMethods.mp__MakeFloatVectorPacket__Pf_i(value.ToArray(), value.Count, out var ptr).Assert();
this.ptr = ptr;
}
public FloatVectorPacket(List<float> value, Timestamp timestamp) : base()
{
UnsafeNativeMethods.mp__MakeFloatVectorPacket_At__Pf_i_Rt(value.ToArray(), value.Count, timestamp.mpPtr, out var ptr).Assert();
GC.KeepAlive(timestamp);
this.ptr = ptr;
}
public FloatVectorPacket At(Timestamp timestamp)
{
return At<FloatVectorPacket>(timestamp);
}
public override List<float> Get()
{
UnsafeNativeMethods.mp_Packet__GetFloatVector(mpPtr, out var floatVector).Assert();
GC.KeepAlive(this);
var result = floatVector.Copy();
floatVector.Dispose();
return result;
}
public override StatusOr<List<float>> Consume()
{
throw new NotSupportedException();
}
public override Status ValidateAsType()
{
UnsafeNativeMethods.mp_Packet__ValidateAsFloatVector(mpPtr, out var statusPtr).Assert();
GC.KeepAlive(this);
return new Status(statusPtr);
}
}
}