SDL: De-duplicate Google Stadia controllers on macOS

From 87a83787a3a0a9922b02b35ba809d9da86930fc8 Mon Sep 17 00:00:00 2001
From: Sam Lantinga <[EMAIL REDACTED]>
Date: Tue, 21 Feb 2023 15:31:32 -0800
Subject: [PATCH] De-duplicate Google Stadia controllers on macOS

---
 src/joystick/apple/SDL_mfijoystick.m | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/src/joystick/apple/SDL_mfijoystick.m b/src/joystick/apple/SDL_mfijoystick.m
index 5d1913102940..6d3a001137a1 100644
--- a/src/joystick/apple/SDL_mfijoystick.m
+++ b/src/joystick/apple/SDL_mfijoystick.m
@@ -205,6 +205,13 @@ static BOOL IsControllerSwitchJoyConPair(GCController *controller)
     }
     return FALSE;
 }
+static BOOL IsControllerStadia(GCController *controller)
+{
+    if ([controller.vendorName hasPrefix:@"Stadia"]) {
+        return TRUE;
+    }
+    return FALSE;
+}
 static BOOL IOS_AddMFIJoystickDevice(SDL_JoystickDeviceItem *device, GCController *controller)
 {
     Uint16 vendor = 0;
@@ -252,6 +259,7 @@ static BOOL IOS_AddMFIJoystickDevice(SDL_JoystickDeviceItem *device, GCControlle
         BOOL is_ps5 = IsControllerPS5(controller);
         BOOL is_switch_pro = IsControllerSwitchPro(controller);
         BOOL is_switch_joycon_pair = IsControllerSwitchJoyConPair(controller);
+        BOOL is_stadia = IsControllerStadia(controller);
         int nbuttons = 0;
         BOOL has_direct_menu;
 
@@ -259,7 +267,8 @@ static BOOL IOS_AddMFIJoystickDevice(SDL_JoystickDeviceItem *device, GCControlle
         if ((is_xbox && HIDAPI_IsDeviceTypePresent(SDL_GAMEPAD_TYPE_XBOXONE)) ||
             (is_ps4 && HIDAPI_IsDeviceTypePresent(SDL_GAMEPAD_TYPE_PS4)) ||
             (is_ps5 && HIDAPI_IsDeviceTypePresent(SDL_GAMEPAD_TYPE_PS5)) ||
-            (is_switch_pro && HIDAPI_IsDeviceTypePresent(SDL_GAMEPAD_TYPE_NINTENDO_SWITCH_PRO))) {
+            (is_switch_pro && HIDAPI_IsDeviceTypePresent(SDL_GAMEPAD_TYPE_NINTENDO_SWITCH_PRO)) ||
+            (is_stadia && HIDAPI_IsDeviceTypePresent(SDL_GAMEPAD_TYPE_GOOGLE_STADIA))) {
             /* The HIDAPI driver is taking care of this device */
             return FALSE;
         }