Merge "Move fake display topology population to InputManagerService" into main (b1304210) · Commits · e / os / android_frameworks_base

services/core/jni/com_android_server_input_InputManagerService.cpp

+46 −0

Original line number	Diff line number	Diff line
		@@ -553,6 +553,9 @@ private:
		PointerIcon loadPointerIcon(JNIEnv* env, ui::LogicalDisplayId displayId, PointerIconStyle type);
		bool isDisplayInteractive(ui::LogicalDisplayId displayId);

		// TODO(b/362719483) remove when the real topology is available
		void populateFakeDisplayTopology(const std::vector<DisplayViewport>& viewports);

		static inline JNIEnv* jniEnv() { return AndroidRuntime::getJNIEnv(); }
		};

		@@ -641,6 +644,49 @@ void NativeInputManager::setDisplayViewports(JNIEnv* env, jobjectArray viewportO
		mInputManager->getChoreographer().setDisplayViewports(viewports);
		mInputManager->getReader().requestRefreshConfiguration(
		InputReaderConfiguration::Change::DISPLAY_INFO);

		// TODO(b/362719483) remove when the real topology is available
		populateFakeDisplayTopology(viewports);
		}

		void NativeInputManager::populateFakeDisplayTopology(
		const std::vector<DisplayViewport>& viewports) {
		if (!com::android::input::flags::connected_displays_cursor()) {
		return;
		}

		// create a fake topology assuming following order
		// default-display (top-edge) -> next-display (right-edge) -> next-display (right-edge) ...
		// This also adds a 100px offset on corresponding edge for better manual testing
		// ┌────────┐
		// │ next ├─────────┐
		// ┌─└───────┐┤ next 2 │ ...
		// │ default │└─────────┘
		// └─────────┘
		DisplayTopologyGraph displaytopology;
		displaytopology.primaryDisplayId = ui::LogicalDisplayId::DEFAULT;

		// treat default display as base, in real topology it should be the primary-display
		ui::LogicalDisplayId previousDisplay = ui::LogicalDisplayId::DEFAULT;
		for (const auto& viewport : viewports) {
		if (viewport.displayId == ui::LogicalDisplayId::DEFAULT) {
		continue;
		}
		if (previousDisplay == ui::LogicalDisplayId::DEFAULT) {
		displaytopology.graph[previousDisplay].push_back(
		{viewport.displayId, DisplayTopologyPosition::TOP, 100});
		displaytopology.graph[viewport.displayId].push_back(
		{previousDisplay, DisplayTopologyPosition::BOTTOM, -100});
		} else {
		displaytopology.graph[previousDisplay].push_back(
		{viewport.displayId, DisplayTopologyPosition::RIGHT, 100});
		displaytopology.graph[viewport.displayId].push_back(
		{previousDisplay, DisplayTopologyPosition::LEFT, -100});
		}
		previousDisplay = viewport.displayId;
		}

		mInputManager->getChoreographer().setDisplayTopology(displaytopology);
		}

		void NativeInputManager::setDisplayTopology(JNIEnv* env, jobject topologyGraph) {