The Unity Oniro SDK enables game developers to seamlessly port and publish Unity games to Oniro deployment.
• Updated graphics pipeline
• New Vulkan/IL2CPP changes
Unity 2022 LTS ✅ Target Support • Stable native interfaces
• Proven plugin system
• Mature IL2CPP
Unity 2021 LTS ✅ Primary Target • Maximum compatibility
• Broad device support
• Well-documented APIs
🔧 Technical Barriers with Unity 6
- Native Plugin Interface Changes
csharp
// Unity 6 likely has updated native plugin interfaces
// Current PureHarmony uses Unity 2022 LTS patterns:
[DllImport("unity.bridge")]
public static extern void UnityHarmony_Initialize();
// Unity 6 may require:
[DllImport("unity.bridge", CallingConvention = CallingConvention.Cdecl)]
public static extern unsafe void UnityHarmony_InitializeV2(IntPtr config);
- Graphics Pipeline Updates Unity 6 introduces significant rendering changes:
New Vulkan requirements (1.3+ features)
Enhanced SRP (Scriptable Render Pipeline) changes
Different shader compilation targets
Updated EGL/Vulkan context management
- IL2CPP & Burst Compiler Evolution
cpp
// Unity 6's IL2CPP may generate different native interfaces
// Current bridge expects Unity 2022 LTS ABI compatibility
extern "C" {
void UNITY_INTERFACE_EXPORT UNITY_INTERFACE_API
UnityPluginLoad(IUnityInterfaces* unityInterfaces);
// Unity 6 may change this interface
}
🗓️ Realistic Timeline Phase 1: Foundation (Now) ✅ Unity 2021/2022 LTS support
✅ Basic HarmonyOS graphics/input
✅ AppGallery deployment pipeline
Phase 2: Unity 6 Support (Q2 2026) 🔄 Unity 6 native plugin adaptation
🔄 Updated graphics bridge for new Vulkan features
🔄 IL2CPP compatibility testing
Phase 3: Advanced Features (2026+) ◻️ Unity 6 DOTS/ECS optimization
◻️ Enhanced XEngine integration
◻️ Cloud build services
🎯 Recommended Approach For Current Projects: bash
Unity Hub → Install Unity 2022.3.xxf1 → Import PureHarmony For New Projects: bash
Migration Strategy: Develop in Unity 2022 LTS with PureHarmony
Port to HarmonyOS and validate performance
Upgrade to Unity 6 once PureHarmony supports it
Optimize using Unity 6-specific features
csharp // Add this to your project to check compatibility
public class HarmonyOSCompatibilityCheck : MonoBehaviour
{
void Start()
{
#if !UNITY_2022_3_OR_NEWER || UNITY_6000_OR_NEWER
Debug.LogError("PureHarmony requires Unity 2022 LTS. " +
"Unity 6 support coming in 2026.");
#else
Debug.Log("Project compatible with PureHarmony!");
#endif
}
}
💡 Bottom Line Wait for PureHarmony v2.0 if you require Unity 6 features. For immediate HarmonyOS deployment, use Unity 2022 LTS.
The PureHarmony team is actively monitoring Unity 6 changes and will release compatibility updates as the ecosystem stabilizes. Check the PureHarmony Roadmap for the latest Unity 6 support timeline.