From 83bf001a311e0742e6f17c5528d86ecbf4c45b47 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Henrik=20Rydg=C3=A5rd?= <hrydgard@gmail.com>
Date: Sat, 6 Oct 2018 13:43:11 +0200
Subject: [PATCH] Disable Android HW scale on TV type devices.

---
 Core/Config.cpp           |  2 +-
 UI/GameSettingsScreen.cpp | 16 +++++++++-------
 UI/NativeApp.cpp          |  4 ++++
 3 files changed, 14 insertions(+), 8 deletions(-)

diff --git a/Core/Config.cpp b/Core/Config.cpp
index d803a14c5afa..8ff95fcde5eb 100644
--- a/Core/Config.cpp
+++ b/Core/Config.cpp
@@ -510,7 +510,7 @@ static bool DefaultTimerHack() {
 
 static int DefaultAndroidHwScale() {
 #ifdef __ANDROID__
-	if (System_GetPropertyInt(SYSPROP_SYSTEMVERSION) >= 19) {
+	if (System_GetPropertyInt(SYSPROP_SYSTEMVERSION) >= 19 || System_GetPropertyInt(SYSPROP_DEVICE_TYPE) == DEVICE_TYPE_TV) {
 		// Arbitrary cutoff at Kitkat - modern devices are usually powerful enough that hw scaling
 		// doesn't really help very much and mostly causes problems. See #11151
 		return 0;
diff --git a/UI/GameSettingsScreen.cpp b/UI/GameSettingsScreen.cpp
index 2a3f494b81d3..43bb8dd58a35 100644
--- a/UI/GameSettingsScreen.cpp
+++ b/UI/GameSettingsScreen.cpp
@@ -330,13 +330,15 @@ void GameSettingsScreen::CreateViews() {
 	resolutionChoice_->SetEnabledPtr(&resolutionEnable_);
 
 #ifdef __ANDROID__
-	static const char *deviceResolutions[] = { "Native device resolution", "Auto (same as Rendering)", "1x PSP", "2x PSP", "3x PSP", "4x PSP", "5x PSP" };
-	int max_res_temp = std::max(System_GetPropertyInt(SYSPROP_DISPLAY_XRES), System_GetPropertyInt(SYSPROP_DISPLAY_YRES)) / 480 + 2;
-	if (max_res_temp == 3)
-		max_res_temp = 4;  // At least allow 2x
-	int max_res = std::min(max_res_temp, (int)ARRAY_SIZE(deviceResolutions));
-	UI::PopupMultiChoice *hwscale = graphicsSettings->Add(new PopupMultiChoice(&g_Config.iAndroidHwScale, gr->T("Display Resolution (HW scaler)"), deviceResolutions, 0, max_res, gr->GetName(), screenManager()));
-	hwscale->OnChoice.Handle(this, &GameSettingsScreen::OnHwScaleChange);  // To refresh the display mode
+	if (System_GetPropertyInt(SYSPROP_DEVICE_TYPE) != DEVICE_TYPE_TV) {
+		static const char *deviceResolutions[] = { "Native device resolution", "Auto (same as Rendering)", "1x PSP", "2x PSP", "3x PSP", "4x PSP", "5x PSP" };
+		int max_res_temp = std::max(System_GetPropertyInt(SYSPROP_DISPLAY_XRES), System_GetPropertyInt(SYSPROP_DISPLAY_YRES)) / 480 + 2;
+		if (max_res_temp == 3)
+			max_res_temp = 4;  // At least allow 2x
+		int max_res = std::min(max_res_temp, (int)ARRAY_SIZE(deviceResolutions));
+		UI::PopupMultiChoice *hwscale = graphicsSettings->Add(new PopupMultiChoice(&g_Config.iAndroidHwScale, gr->T("Display Resolution (HW scaler)"), deviceResolutions, 0, max_res, gr->GetName(), screenManager()));
+		hwscale->OnChoice.Handle(this, &GameSettingsScreen::OnHwScaleChange);  // To refresh the display mode
+	}
 #endif
 
 #ifdef _WIN32
diff --git a/UI/NativeApp.cpp b/UI/NativeApp.cpp
index 39c5c7b66beb..18188a989936 100644
--- a/UI/NativeApp.cpp
+++ b/UI/NativeApp.cpp
@@ -224,6 +224,10 @@ std::string NativeQueryConfig(std::string query) {
 		return std::string(g_Config.bImmersiveMode ? "1" : "0");
 	} else if (query == "hwScale") {
 		int scale = g_Config.iAndroidHwScale;
+		// Override hw scale for TV type devices.
+		if (System_GetPropertyInt(SYSPROP_DEVICE_TYPE) == DEVICE_TYPE_TV)
+			scale = 0;
+
 		if (scale == 1) {
 			// If g_Config.iInternalResolution is also set to Auto (1), we fall back to "Device resolution" (0). It works out.
 			scale = g_Config.iInternalResolution;