# NVIDIA Streamline Reflex package

## Supported versions of Unity

- DX11/DX12 is supported on Unity version 2019.4.??? x86_64 builds.
- Vulkan is not currently supported.

## Integrating into your Unity application
- Apply Unity2019.4src.patch to Unity2019.4 source, build Editor and Standalone players.

- Import com.nvidia.streamline.core package
- Import com.nvidia.streamline.reflex.

- Builtin or HDRP project. Add Streamline component (Streamline.cs) to Main Camera along with the Streamline Reflex Builtin/HDRP (StreamlineReflex.cs) component.

## Unity configuration changes needed for Reflex
- In Project Settings, Player ensure that 'Active Input Handling' is set to 'Both'
- In Project Settings, Input ensure that 'Use Physical Keys' is unchecked.

## Debugging and Verifying Reflex.
- See https://github.com/NVIDIAGameWorks/Streamline/blob/main/docs/ProgrammingGuideReflex.md#80-nvidia-reflex-qa-checklist
- Ensure NVIDIA Performance Overlay is active (Alt-R)