Fixed swapping screens on landscape displays forcing portrait layout

src/android/app/src/main/jni/CMakeLists.txt

@@ -29,6 +29,8 @@ add_library(lime-android SHARED
     ndk_motion.h
     system_save_game.cpp
     native_log.cpp
+    util.cpp
+    util.h
 )
 
 target_link_libraries(lime-android PRIVATE audio_core lime_common lime_core input_common network)

src/android/app/src/main/jni/emu_window/emu_window.cpp

@@ -13,14 +13,10 @@
 #include "jni/emu_window/emu_window.h"
 #include "jni/id_cache.h"
 #include "jni/input_manager.h"
+#include "jni/util.h"
 #include "network/network.h"
 #include "video_core/renderer_base.h"
 
-static bool IsPortraitMode() {
-    return JNI_FALSE != IDCache::GetEnvForThread()->CallStaticBooleanMethod(
-                            IDCache::GetNativeLibraryClass(), IDCache::GetIsPortraitMode());
-}
-
 bool EmuWindow_Android::OnSurfaceChanged(ANativeWindow* surface) {
     if (render_window == surface) {
         return false;

src/android/app/src/main/jni/native.cpp

@@ -54,6 +54,7 @@
 #include "jni/id_cache.h"
 #include "jni/input_manager.h"
 #include "jni/ndk_motion.h"
+#include "jni/util.h"
 #include "video_core/debug_utils/debug_utils.h"
 #include "video_core/gpu.h"
 #include "video_core/renderer_base.h"
@@ -364,7 +365,7 @@ void Java_io_github_lime3ds_android_NativeLibrary_swapScreens([[maybe_unused]] J
     Settings::values.swap_screen = swap_screens;
     auto& system = Core::System::GetInstance();
     if (system.IsPoweredOn()) {
-        system.GPU().Renderer().UpdateCurrentFramebufferLayout(!(rotation % 2));
+        system.GPU().Renderer().UpdateCurrentFramebufferLayout(IsPortraitMode());
     }
     InputManager::screen_rotation = rotation;
     Camera::NDK::g_rotation = rotation;

src/android/app/src/main/jni/util.cpp

@@ -0,0 +1,10 @@
+// Copyright Citra Emulator Project / Lime3DS Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include "jni/id_cache.h"
+
+bool IsPortraitMode() {
+    return JNI_FALSE != IDCache::GetEnvForThread()->CallStaticBooleanMethod(
+                            IDCache::GetNativeLibraryClass(), IDCache::GetIsPortraitMode());
+}

src/android/app/src/main/jni/util.h

@@ -0,0 +1,8 @@
+// Copyright Citra Emulator Project / Lime3DS Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+/// Calls and returns the value of NativeLibrary.isPortraitMode
+bool IsPortraitMode();