Add handling for ArTrackingState changes in playback mode

openVulkanoCpp/AR/ArTrackingState.hpp

@@ -75,6 +75,16 @@ namespace OpenVulkano::AR
 			return m_state != rhs;
 		}
 
+		[[nodiscard]] constexpr bool operator ==(const ArTrackingState& rhs)
+		{
+			return m_state == rhs.m_state;
+		}
+
+		[[nodiscard]] constexpr bool operator !=(const ArTrackingState& rhs)
+		{
+			return m_state != rhs.m_state;
+		}
+
 		static ArTrackingState GetFromName(std::string_view name)
 		{
 			auto result = magic_enum::enum_cast<State>(name);

openVulkanoCpp/AR/Provider/Playback/ArSessionPlayback.cpp

@@ -74,6 +74,11 @@ namespace OpenVulkano::AR::Playback
 				// Trigger events
 				OnNewFrameAvailable();
 				OnNewFrame(frame);
+				if (frame->GetTrackingState() != m_lastTrackingState)
+				{
+					m_lastTrackingState = frame->GetTrackingState();
+					OnTrackingStateChanged(m_lastTrackingState);
+				}
 				OnNewCameraTransformation(frame->GetCameraTransformation());
 				if (OnNewCameraViewMatrix.HasHandlers())
 				{

openVulkanoCpp/AR/Provider/Playback/ArSessionPlayback.hpp

@@ -46,6 +46,7 @@ class ArSessionPlayback final : public ArSession, public std::enable_shared_from
 		const std::string recordingPath;
 		const bool autoAdvance;
 		ArPlaybackReader playbackReader;
+		ArTrackingState m_lastTrackingState = ArTrackingState::UNKNOWN;
 
 		std::atomic_bool m_frameConsumed = true;
 		std::shared_ptr<ArFrame> m_nextFrame;

openVulkanoCpp/Vulkan/Resources/MemoryAllocation.hpp

@@ -11,8 +11,9 @@
 
 namespace OpenVulkano::Vulkan
 {
-	struct MemoryAllocation
+	class MemoryAllocation
 	{
+	public:
 		vk::DeviceMemory memory;
 		size_t used;
 		const size_t size;