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ryujinx-final/Ryujinx.HLE/HOS/Services/Hid/HidDevices/TouchDevice.cs

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C#
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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 ShMemTouchScreen touchscreen = ref _device.Hid.SharedMemory.TouchScreen;
int currentIndex = UpdateEntriesHeader(ref touchscreen.Header, out int previousIndex);
if (!Active)
{
return;
}
ref TouchScreenState currentEntry = ref touchscreen.Entries[currentIndex];
TouchScreenState previousEntry = touchscreen.Entries[previousIndex];
currentEntry.SampleTimestamp = previousEntry.SampleTimestamp + 1;
currentEntry.SampleTimestamp2 = previousEntry.SampleTimestamp2 + 1;
currentEntry.NumTouches = (ulong)points.Length;
int pointsLength = Math.Min(points.Length, currentEntry.Touches.Length);
for (int i = 0; i < pointsLength; ++i)
{
TouchPoint pi = points[i];
currentEntry.Touches[i] = new TouchScreenStateData
{
SampleTimestamp = currentEntry.SampleTimestamp,
X = pi.X,
Y = pi.Y,
TouchIndex = (uint)i,
DiameterX = pi.DiameterX,
DiameterY = pi.DiameterY,
Angle = pi.Angle
};
}
}
}
}