From 10476771d35b75258305c5bfa9f5dff6c64a9850 Mon Sep 17 00:00:00 2001
From: Maki <77-maki@users.noreply.git.ryujinx.app>
Date: Fri, 14 Nov 2025 12:51:53 -0600
Subject: [PATCH] fix: detect face button layout for gamepads
 (ryubing/ryujinx!219)

See merge request ryubing/ryujinx!219
---
 src/Ryujinx.Input.SDL3/SDL3Gamepad.cs | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)

diff --git a/src/Ryujinx.Input.SDL3/SDL3Gamepad.cs b/src/Ryujinx.Input.SDL3/SDL3Gamepad.cs
index 707fdb909..2b006147d 100644
--- a/src/Ryujinx.Input.SDL3/SDL3Gamepad.cs
+++ b/src/Ryujinx.Input.SDL3/SDL3Gamepad.cs
@@ -22,7 +22,7 @@ namespace Ryujinx.Input.SDL3
 
         private StandardControllerInputConfig _configuration;
 
-        private static readonly SDL_GamepadButton[] _buttonsDriverMapping =
+        private readonly SDL_GamepadButton[] _buttonsDriverMapping =
         [
             // Unbound, ignored.
             SDL_GamepadButton.SDL_GAMEPAD_BUTTON_INVALID,
@@ -88,6 +88,20 @@ namespace Ryujinx.Input.SDL3
             Features = GetFeaturesFlag();
             _triggerThreshold = 0.0f;
 
+            // Face button mapping
+            SDL_GamepadButton[] faceButtons = _buttonsDriverMapping[1..5];
+            foreach (SDL_GamepadButton btn in faceButtons) {
+                int mapId = SDL_GetGamepadButtonLabel(_gamepadHandle, btn) switch {
+                    SDL_GamepadButtonLabel.SDL_GAMEPAD_BUTTON_LABEL_A or SDL_GamepadButtonLabel.SDL_GAMEPAD_BUTTON_LABEL_CROSS => 1,
+                    SDL_GamepadButtonLabel.SDL_GAMEPAD_BUTTON_LABEL_B or SDL_GamepadButtonLabel.SDL_GAMEPAD_BUTTON_LABEL_CIRCLE => 2,
+                    SDL_GamepadButtonLabel.SDL_GAMEPAD_BUTTON_LABEL_X or SDL_GamepadButtonLabel.SDL_GAMEPAD_BUTTON_LABEL_SQUARE => 3,
+                    SDL_GamepadButtonLabel.SDL_GAMEPAD_BUTTON_LABEL_Y or SDL_GamepadButtonLabel.SDL_GAMEPAD_BUTTON_LABEL_TRIANGLE => 4,
+                    _ => -1
+                };
+                if (mapId == -1) { continue; }
+                _buttonsDriverMapping[mapId] = btn;
+            }
+
             // Enable motion tracking
             if ((Features & GamepadFeaturesFlag.Motion) != 0)
             {