From dc02ac08caa84456e8b280a3347ac8907b5249ff Mon Sep 17 00:00:00 2001
From: emmauss <emmausssss@gmail.com>
Date: Tue, 20 Nov 2018 02:01:36 +0200
Subject: Support other switch controller types (#487)

* Make controllers modular, support changing controller type

* return readable events

* signal hid events

* fix style
---
 Ryujinx.HLE/Input/Hid.cs | 140 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 140 insertions(+)
 create mode 100644 Ryujinx.HLE/Input/Hid.cs

(limited to 'Ryujinx.HLE/Input/Hid.cs')

diff --git a/Ryujinx.HLE/Input/Hid.cs b/Ryujinx.HLE/Input/Hid.cs
new file mode 100644
index 00000000..edcfe42d
--- /dev/null
+++ b/Ryujinx.HLE/Input/Hid.cs
@@ -0,0 +1,140 @@
+using Ryujinx.Common;
+using Ryujinx.HLE.HOS;
+
+namespace Ryujinx.HLE.Input
+{
+    public partial class Hid
+    {
+        private Switch Device;
+
+        public HidControllerBase PrimaryController { get; private set; }
+
+        internal long HidPosition;
+
+        public Hid(Switch Device, long HidPosition)
+        {
+            this.Device      = Device;
+            this.HidPosition = HidPosition;
+
+            Device.Memory.FillWithZeros(HidPosition, Horizon.HidSize);
+        }
+
+        public void InitilizePrimaryController(HidControllerType ControllerType)
+        {
+            HidControllerId ControllerId = ControllerType == HidControllerType.Handheld ?
+                HidControllerId.CONTROLLER_HANDHELD : HidControllerId.CONTROLLER_PLAYER_1;
+
+            if (ControllerType == HidControllerType.ProController)
+            {
+                PrimaryController = new HidProController(Device);
+            }
+            else
+            {
+                PrimaryController = new HidNpadController(ControllerType,
+                     Device,
+                     (NpadColor.Body_Neon_Red, NpadColor.Body_Neon_Red),
+                     (NpadColor.Buttons_Neon_Blue, NpadColor.Buttons_Neon_Blue));
+            }
+
+            PrimaryController.Connect(ControllerId);
+        }
+
+        private HidControllerButtons UpdateStickButtons(
+            HidJoystickPosition LeftStick,
+            HidJoystickPosition RightStick)
+        {
+            HidControllerButtons Result = 0;
+
+            if (RightStick.DX < 0)
+            {
+                Result |= HidControllerButtons.RStickLeft;
+            }
+
+            if (RightStick.DX > 0)
+            {
+                Result |= HidControllerButtons.RStickRight;
+            }
+
+            if (RightStick.DY < 0)
+            {
+                Result |= HidControllerButtons.RStickDown;
+            }
+
+            if (RightStick.DY > 0)
+            {
+                Result |= HidControllerButtons.RStickUp;
+            }
+
+            if (LeftStick.DX < 0)
+            {
+                Result |= HidControllerButtons.LStickLeft;
+            }
+
+            if (LeftStick.DX > 0)
+            {
+                Result |= HidControllerButtons.LStickRight;
+            }
+
+            if (LeftStick.DY < 0)
+            {
+                Result |= HidControllerButtons.LStickDown;
+            }
+
+            if (LeftStick.DY > 0)
+            {
+                Result |= HidControllerButtons.LStickUp;
+            }
+
+            return Result;
+        }
+
+        public void SetTouchPoints(params HidTouchPoint[] Points)
+        {
+            long TouchScreenOffset = HidPosition + HidTouchScreenOffset;
+            long LastEntry         = Device.Memory.ReadInt64(TouchScreenOffset + 0x10);
+            long CurrEntry         = (LastEntry + 1) % HidEntryCount;
+            long Timestamp         = GetTimestamp();
+
+            Device.Memory.WriteInt64(TouchScreenOffset + 0x00, Timestamp);
+            Device.Memory.WriteInt64(TouchScreenOffset + 0x08, HidEntryCount);
+            Device.Memory.WriteInt64(TouchScreenOffset + 0x10, CurrEntry);
+            Device.Memory.WriteInt64(TouchScreenOffset + 0x18, HidEntryCount - 1);
+            Device.Memory.WriteInt64(TouchScreenOffset + 0x20, Timestamp);
+
+            long TouchEntryOffset = TouchScreenOffset + HidTouchHeaderSize;
+            long LastEntryOffset  = TouchEntryOffset + LastEntry * HidTouchEntrySize;
+            long SampleCounter    = Device.Memory.ReadInt64(LastEntryOffset) + 1;
+
+            TouchEntryOffset += CurrEntry * HidTouchEntrySize;
+
+            Device.Memory.WriteInt64(TouchEntryOffset + 0x00, SampleCounter);
+            Device.Memory.WriteInt64(TouchEntryOffset + 0x08, Points.Length);
+
+            TouchEntryOffset += HidTouchEntryHeaderSize;
+
+            const int Padding = 0;
+
+            int Index = 0;
+
+            foreach (HidTouchPoint Point in Points)
+            {
+                Device.Memory.WriteInt64(TouchEntryOffset + 0x00, SampleCounter);
+                Device.Memory.WriteInt32(TouchEntryOffset + 0x08, Padding);
+                Device.Memory.WriteInt32(TouchEntryOffset + 0x0c, Index++);
+                Device.Memory.WriteInt32(TouchEntryOffset + 0x10, Point.X);
+                Device.Memory.WriteInt32(TouchEntryOffset + 0x14, Point.Y);
+                Device.Memory.WriteInt32(TouchEntryOffset + 0x18, Point.DiameterX);
+                Device.Memory.WriteInt32(TouchEntryOffset + 0x1c, Point.DiameterY);
+                Device.Memory.WriteInt32(TouchEntryOffset + 0x20, Point.Angle);
+                Device.Memory.WriteInt32(TouchEntryOffset + 0x24, Padding);
+
+                TouchEntryOffset += HidTouchEntryTouchSize;
+            }
+        }
+
+        internal static long GetTimestamp()
+        {
+            return PerformanceCounter.ElapsedMilliseconds * 19200;
+        }
+    }
+}
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