Improve vulkan capability detection on Android

- Add runtime check and abort when the device doesn't meet the requirements for vulkan support
- Add filters to the AndroidManifest when exporting with a vulkan renderer

4 files changed, 48 insertions, 2 deletions

diff --git a/platform/android/export/export_plugin.cpp b/platform/android/export/export_plugin.cpp
index c02acbee83..8cc2b1eb97 100644
--- a/platform/android/export/export_plugin.cpp
+++ b/platform/android/export/export_plugin.cpp
@@ -252,6 +252,7 @@ static const char *APK_ASSETS_DIRECTORY = "res://android/build/assets";
 static const char *AAB_ASSETS_DIRECTORY = "res://android/build/assetPacks/installTime/src/main/assets";
 
 static const int DEFAULT_MIN_SDK_VERSION = 21; // Should match the value in 'platform/android/java/app/config.gradle#minSdk'
+static const int VULKAN_MIN_SDK_VERSION = 24;
 static const int DEFAULT_TARGET_SDK_VERSION = 32; // Should match the value in 'platform/android/java/app/config.gradle#targetSdk'
 
 #ifndef ANDROID_ENABLED
@@ -1056,6 +1057,15 @@ void EditorExportPlatformAndroid::_fix_manifest(const Ref<EditorExportPreset> &p
 					Vector<bool> feature_required_list;
 					Vector<int> feature_versions;
 
+					String current_renderer = GLOBAL_GET("rendering/renderer/rendering_method.mobile");
+					bool has_vulkan = current_renderer == "forward_plus" || current_renderer == "mobile";
+					if (has_vulkan) {
+						// Require vulkan hardware level 1 support
+						feature_names.push_back("android.hardware.vulkan.level");
+						feature_required_list.push_back(true);
+						feature_versions.push_back(1);
+					}
+
 					if (feature_names.size() > 0) {
 						ofs += 24; // skip over end tag
 
@@ -2373,6 +2383,19 @@ bool EditorExportPlatformAndroid::has_valid_project_configuration(const Ref<Edit
 		err += "\n";
 	}
 
+	String current_renderer = GLOBAL_GET("rendering/renderer/rendering_method.mobile");
+	bool uses_vulkan = current_renderer == "forward_plus" || current_renderer == "mobile";
+	if (current_renderer == "forward_plus") {
+		// Warning only, so don't override `valid`.
+		err += vformat(TTR("The \"%s\" renderer is designed for Desktop devices, and is not suitable for Android devices."), current_renderer);
+		err += "\n";
+	}
+	if (uses_vulkan && min_sdk_int < VULKAN_MIN_SDK_VERSION) {
+		// Warning only, so don't override `valid`.
+		err += vformat(TTR("\"Min SDK\" should be greater or equal to %d for the \"%s\" renderer."), VULKAN_MIN_SDK_VERSION, current_renderer);
+		err += "\n";
+	}
+
 	r_error = err;
 	return valid;
 }
diff --git a/platform/android/export/gradle_export_util.cpp b/platform/android/export/gradle_export_util.cpp
index 5e71116c10..7eb595f48d 100644
--- a/platform/android/export/gradle_export_util.cpp
+++ b/platform/android/export/gradle_export_util.cpp
@@ -273,6 +273,12 @@ String _get_xr_features_tag(const Ref<EditorExportPreset> &p_preset) {
 			manifest_xr_features += "    <uses-feature tools:node=\"replace\" android:name=\"com.oculus.feature.PASSTHROUGH\" android:required=\"true\" />\n";
 		}
 	}
+
+	String current_renderer = GLOBAL_GET("rendering/renderer/rendering_method.mobile");
+	bool has_vulkan = current_renderer == "forward_plus" || current_renderer == "mobile";
+	if (has_vulkan) {
+		manifest_xr_features += "    <uses-feature tools:node=\"replace\" android:name=\"android.hardware.vulkan.level\" android:required=\"true\" android:version=\"1\" />\n";
+	}
 	return manifest_xr_features;
 }
 
diff --git a/platform/android/java/lib/res/values/strings.xml b/platform/android/java/lib/res/values/strings.xml
index 7efac4ce71..f76f597140 100644
--- a/platform/android/java/lib/res/values/strings.xml
+++ b/platform/android/java/lib/res/values/strings.xml
@@ -14,6 +14,7 @@
     <string name="text_button_cancel_verify">Cancel Verification</string>
     <string name="text_error_title">Error!</string>
     <string name="error_engine_setup_message">Unable to setup the Godot Engine! Aborting…</string>
+    <string name="error_missing_vulkan_requirements_message">This device does not meet the requirements for Vulkan support! Aborting…</string>
 
     <!-- APK Expansion Strings -->
 
diff --git a/platform/android/java/lib/src/org/godotengine/godot/Godot.java b/platform/android/java/lib/src/org/godotengine/godot/Godot.java
index 50263bc392..6296ee2c22 100644
--- a/platform/android/java/lib/src/org/godotengine/godot/Godot.java
+++ b/platform/android/java/lib/src/org/godotengine/godot/Godot.java
@@ -258,13 +258,13 @@ public class Godot extends Fragment implements SensorEventListener, IDownloaderC
 	 */
 	@Keep
 	private boolean onVideoInit() {
-		final Activity activity = getActivity();
+		final Activity activity = requireActivity();
 		containerLayout = new FrameLayout(activity);
 		containerLayout.setLayoutParams(new LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT));
 
 		// GodotEditText layout
 		GodotEditText editText = new GodotEditText(activity);
-		editText.setLayoutParams(new ViewGroup.LayoutParams(LayoutParams.MATCH_PARENT,
+		editText.setLayoutParams(new LayoutParams(LayoutParams.MATCH_PARENT,
 				(int)getResources().getDimension(R.dimen.text_edit_height)));
 		// ...add to FrameLayout
 		containerLayout.addView(editText);
@@ -279,6 +279,11 @@ public class Godot extends Fragment implements SensorEventListener, IDownloaderC
 		if (renderer.equals("gl_compatibility")) {
 			mRenderView = new GodotGLRenderView(activity, this, xrMode, use_debug_opengl);
 		} else {
+			if (!meetsVulkanRequirements(activity.getPackageManager())) {
+				Log.e(TAG, "Missing requirements for vulkan support! Aborting...");
+				alert(R.string.error_missing_vulkan_requirements_message, R.string.text_error_title, this::forceQuit);
+				return false;
+			}
 			mRenderView = new GodotVulkanRenderView(activity, this);
 		}
 
@@ -317,6 +322,17 @@ public class Godot extends Fragment implements SensorEventListener, IDownloaderC
 		return true;
 	}
 
+	/**
+	 * Returns true if the device meets the base requirements for Vulkan support, false otherwise.
+	 */
+	private boolean meetsVulkanRequirements(@Nullable PackageManager packageManager) {
+		if (packageManager == null) {
+			return false;
+		}
+
+		return Build.VERSION.SDK_INT >= Build.VERSION_CODES.N && packageManager.hasSystemFeature(PackageManager.FEATURE_VULKAN_HARDWARE_LEVEL, 1);
+	}
+
 	public void setKeepScreenOn(final boolean p_enabled) {
 		runOnUiThread(() -> {
 			if (p_enabled) {