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/HidNpadController.cs | 86 ++++++++++++++++++++++++++++++++++
 1 file changed, 86 insertions(+)
 create mode 100644 Ryujinx.HLE/Input/HidNpadController.cs

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

diff --git a/Ryujinx.HLE/Input/HidNpadController.cs b/Ryujinx.HLE/Input/HidNpadController.cs
new file mode 100644
index 00000000..7b3fa64c
--- /dev/null
+++ b/Ryujinx.HLE/Input/HidNpadController.cs
@@ -0,0 +1,86 @@
+namespace Ryujinx.HLE.Input
+{
+    public class HidNpadController : HidControllerBase
+    {
+        private (NpadColor Left, NpadColor Right) NpadBodyColors;
+        private (NpadColor Left, NpadColor Right) NpadButtonColors;
+
+        private HidControllerLayouts CurrentLayout;
+
+        private bool IsHalf;
+
+        public HidNpadController(
+            HidControllerType      ControllerType,
+            Switch                 Device,
+            (NpadColor, NpadColor) NpadBodyColors,
+            (NpadColor, NpadColor) NpadButtonColors) : base(ControllerType, Device)
+        {
+            this.NpadBodyColors   = NpadBodyColors;
+            this.NpadButtonColors = NpadButtonColors;
+
+            CurrentLayout = HidControllerLayouts.Handheld_Joined;
+
+            switch (ControllerType)
+            {
+                case HidControllerType.NpadLeft:
+                    CurrentLayout = HidControllerLayouts.Left;
+                    break;
+                case HidControllerType.NpadRight:
+                    CurrentLayout = HidControllerLayouts.Right;
+                    break;
+                case HidControllerType.NpadPair:
+                    CurrentLayout = HidControllerLayouts.Joined;
+                    break;
+            }
+        }
+
+        public override void Connect(HidControllerId ControllerId)
+        {
+            if(HidControllerType != HidControllerType.NpadLeft && HidControllerType != HidControllerType.NpadRight)
+            {
+                IsHalf = false;
+            }
+
+            base.Connect(CurrentLayout == HidControllerLayouts.Handheld_Joined ? HidControllerId.CONTROLLER_HANDHELD : ControllerId);
+
+            HidControllerColorDesc SingleColorDesc =
+                HidControllerColorDesc.ColorDesc_ColorsNonexistent;
+
+            HidControllerColorDesc SplitColorDesc = 0;
+
+            NpadColor SingleColorBody    = NpadColor.Black;
+            NpadColor SingleColorButtons = NpadColor.Black;
+
+            Device.Memory.WriteInt32(Offset + 0x04, IsHalf ? 1 : 0);
+
+            if (IsHalf)
+            {
+                Device.Memory.WriteInt32(Offset + 0x08, (int)SingleColorDesc);
+                Device.Memory.WriteInt32(Offset + 0x0c, (int)SingleColorBody);
+                Device.Memory.WriteInt32(Offset + 0x10, (int)SingleColorButtons);
+                Device.Memory.WriteInt32(Offset + 0x14, (int)SplitColorDesc);
+            }
+            else
+            {
+                Device.Memory.WriteInt32(Offset + 0x18, (int)NpadBodyColors.Left);
+                Device.Memory.WriteInt32(Offset + 0x1c, (int)NpadButtonColors.Left);
+                Device.Memory.WriteInt32(Offset + 0x20, (int)NpadBodyColors.Right);
+                Device.Memory.WriteInt32(Offset + 0x24, (int)NpadButtonColors.Right);
+            }
+
+            Connected = true;
+        }
+
+        public override void SendInput
+            (HidControllerButtons Buttons,
+            HidJoystickPosition   LeftStick,
+            HidJoystickPosition   RightStick)
+        {
+            long ControllerOffset = WriteInput(Buttons, LeftStick, RightStick, CurrentLayout);
+
+            Device.Memory.WriteInt64(ControllerOffset + 0x28,
+              (Connected ? (uint)HidControllerConnState.Controller_State_Connected : 0) |
+              (CurrentLayout == HidControllerLayouts.Handheld_Joined ? (uint)HidControllerConnState.Controller_State_Wired : 0));
+        }
+    }
+}
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