Ryujinx/Ryujinx.HLE/HOS/Services/Hid/HidDevices/TouchDevice.cs

48 lines
No EOL
1.5 KiB
C#

using Ryujinx.HLE.HOS.Services.Hid.Types.SharedMemory.Common;
using Ryujinx.HLE.HOS.Services.Hid.Types.SharedMemory.TouchScreen;
using System;
namespace Ryujinx.HLE.HOS.Services.Hid
{
public class TouchDevice : BaseDevice
{
public TouchDevice(Switch device, bool active) : base(device, active) { }
public void Update(params TouchPoint[] points)
{
ref RingLifo<TouchScreenState> lifo = ref _device.Hid.SharedMemory.TouchScreen;
ref TouchScreenState previousEntry = ref lifo.GetCurrentEntryRef();
TouchScreenState newState = new TouchScreenState
{
SamplingNumber = previousEntry.SamplingNumber + 1
};
if (Active)
{
newState.TouchesCount = points.Length;
int pointsLength = Math.Min(points.Length, newState.Touches.Length);
for (int i = 0; i < pointsLength; ++i)
{
TouchPoint pi = points[i];
newState.Touches[i] = new TouchState
{
DeltaTime = newState.SamplingNumber,
Attribute = pi.Attribute,
X = pi.X,
Y = pi.Y,
FingerId = (uint)i,
DiameterX = pi.DiameterX,
DiameterY = pi.DiameterY,
RotationAngle = pi.Angle
};
}
}
lifo.Write(ref newState);
}
}
}