From 3bab84445c9f30d5e43d94bf6fc932530c545118 Mon Sep 17 00:00:00 2001
From: Morilli <35152647+Morilli@users.noreply.github.com>
Date: Thu, 23 May 2024 11:51:23 +0200
Subject: [PATCH] gpgx: implement paddle controller

---
 .../Consoles/Sega/gpgx64/GPGX.cs              |  5 ++++-
 .../Sega/gpgx64/GPGXControlConverter.cs       | 19 +++++++++++++++++++
 2 files changed, 23 insertions(+), 1 deletion(-)

diff --git a/src/BizHawk.Emulation.Cores/Consoles/Sega/gpgx64/GPGX.cs b/src/BizHawk.Emulation.Cores/Consoles/Sega/gpgx64/GPGX.cs
index 7de0858b80..1610b0dd46 100644
--- a/src/BizHawk.Emulation.Cores/Consoles/Sega/gpgx64/GPGX.cs
+++ b/src/BizHawk.Emulation.Cores/Consoles/Sega/gpgx64/GPGX.cs
@@ -177,6 +177,8 @@ namespace BizHawk.Emulation.Cores.Consoles.Sega.gpgx
 					return LibGPGX.INPUT_SYSTEM.SYSTEM_WAYPLAY;
 				case ControlType.Mouse:
 					return LibGPGX.INPUT_SYSTEM.SYSTEM_MOUSE;
+				case ControlType.Paddle:
+					return LibGPGX.INPUT_SYSTEM.SYSTEM_PADDLE;
 			}
 		}
 
@@ -206,7 +208,8 @@ namespace BizHawk.Emulation.Cores.Consoles.Sega.gpgx
 			Activator,
 			Teamplayer,
 			Wayplay,
-			Mouse
+			Mouse,
+			Paddle,
 		}
 
 
diff --git a/src/BizHawk.Emulation.Cores/Consoles/Sega/gpgx64/GPGXControlConverter.cs b/src/BizHawk.Emulation.Cores/Consoles/Sega/gpgx64/GPGXControlConverter.cs
index f439a20d38..84877f2205 100644
--- a/src/BizHawk.Emulation.Cores/Consoles/Sega/gpgx64/GPGXControlConverter.cs
+++ b/src/BizHawk.Emulation.Cores/Consoles/Sega/gpgx64/GPGXControlConverter.cs
@@ -118,6 +118,11 @@ namespace BizHawk.Emulation.Cores.Consoles.Sega.gpgx
 			new CName("XE E2", LibGPGX.INPUT_KEYS.INPUT_XE_E2),
 		};
 
+		private static readonly CName[] Paddle =
+		{
+			new("B1", LibGPGX.INPUT_KEYS.INPUT_BUTTON1)
+		};
+
 		private LibGPGX.InputData _target;
 		private IController _source;
 
@@ -190,6 +195,16 @@ namespace BizHawk.Emulation.Cores.Consoles.Sega.gpgx
 			});
 		}
 
+		private void DoPaddleAnalog(int idx, int player)
+		{
+			ControllerDef.AddAxis($"P{player} Paddle", 0.RangeTo(255), 128);
+
+			_converts.Add(() =>
+			{
+				_target.analog[2 * idx] = (byte)_source.AxisValue($"P{player} Paddle");
+			});
+		}
+
 		public GPGXControlConverter(LibGPGX.InputData input, string systemId, bool cdButtons)
 		{
 			Console.WriteLine("Genesis Controller report:");
@@ -240,6 +255,10 @@ namespace BizHawk.Emulation.Cores.Consoles.Sega.gpgx
 						player++;
 						break;
 					case LibGPGX.INPUT_DEVICE.DEVICE_PADDLE:
+						AddToController(i, player, Paddle);
+						DoPaddleAnalog(i, player);
+						player++;
+						break;
 					case LibGPGX.INPUT_DEVICE.DEVICE_SPORTSPAD:
 					case LibGPGX.INPUT_DEVICE.DEVICE_TEREBI:
 						throw new NotImplementedException();