SDL: uikit: Apple Pencil is always a "direct" input device.

SDL Commits
1 
From 4ece6993fec30530e955593be82700878bbddef1 Mon Sep 17 00:00:00 2001
From: "Ryan C. Gordon" <[EMAIL REDACTED]>
Date: Tue, 14 Oct 2025 13:59:01 -0400
Subject: [PATCH] uikit: Apple Pencil is always a "direct" input device.

Fixes #13065.
---
 src/video/uikit/SDL_uikitpen.m | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/video/uikit/SDL_uikitpen.m b/src/video/uikit/SDL_uikitpen.m
index 520968163d476..366580dcb7be6 100644
--- a/src/video/uikit/SDL_uikitpen.m
+++ b/src/video/uikit/SDL_uikitpen.m
@@ -72,6 +72,7 @@ static SDL_PenID UIKit_AddPenIfNecesary()
         info.max_tilt = 90.0f;
         info.num_buttons = 0;
         info.subtype = SDL_PEN_TYPE_PENCIL;
+        info.device_type = SDL_PEN_DEVICE_TYPE_DIRECT;  // Apple Pencil on iOS is always a direct device; it works on the tablet's screen.
 
         if (@available(iOS 17.5, *)) {  // need rollAngle method.
             info.capabilities |= SDL_PEN_CAPABILITY_ROTATION;