### New

- Added UNITY_SERVER check to automatically disable GPU Instancer on server builds.

### Fixed

- In URP and HDRP demo scenes, fixed the “Camera does not contain an additional camera data component.” warning in Unity 6.2 or higher.

- Fixed a NullReferenceException in PrefabManager when registeredInstances is null.

## [0.12.6] - 2025-11-24

### New

- Added the Auto Enable by Instance Count feature for Prefab Manager prototypes.

- Added new validation checks to prevent container prefabs from being added as prototypes.

- UI improvements.

## [0.12.5] - 2025-11-24

### New

- Improved performance by reducing the number of compute shader dispatch calls when using multiple render sources.

- Improved detail and tree instance update performance during terrain movement.

- Reduced GC allocations during Tree Manager matrix updates.

- Added context menu options to GPUITerrain for adding prototypes to terrain data from Tree and Detail Managers.

### Fixed

- Resolved the obsolete TryGetGUIDAndLocalFileIdentifier warning in Unity 6.3.

- Fixed a GUI error when adding Texture prototypes to Detail Manager in Unity 6.2.

- Resolved an issue where adding a prototype to Detail Manager and selecting “Add to Terrains” caused the prototype to duplicate.

- Fixed a flickering issue in XR when GPUI Camera initialized before the XR device while using Single Pass Instanced.

## [0.12.4] - 2025-11-01

### Fixed

- Fixed a syntax error in the shader converter.

## [0.12.3] - 2025-10-30

### New

- Added a "Fix Terrain List" button to the Tree and Detail Managers for easily removing null or duplicate terrain references.

### Changed

- The GPUITerrainBuiltin component no longer initializes the rendering system on its own unless registered with a Detail or Tree Manager.

- Commonly used GPUI components are now automatically disabled on unsupported platforms.

- Added a preferences option to include a script define symbol that disables error messages on unsupported platforms.

- Improved Built-in RP surface shader conversion for better compatibility.

### Fixed

- Resolved an issue where Material Variation values were transferred to another instance when removing a prefab instance.

- Resolved an issue where Material Variations were disabled after calling the Regenerate Renderers method.

## [0.12.2] - 2025-10-01

### New

- Added an Edit button next to the Prefab Object field in the Detail Manager, allowing you to replace the prefab detail prototype on the terrains with another prefab (also supports LOD Groups).

### Fixed

- Fixed rendering issues caused by incorrect Instancing Bounds calculation on Vulkan and OpenGL.

- Resolved an issue where disabling the Prefab Manager in the same frame as removing instances, and then re-enabling it, caused errors.

## [0.12.1] - 2025-09-05

### Changed

- Added advanced runtime settings to control buffer usage and the maximum compute work group size.

- Added additional filters and optimized the Prefab Selector editor window for improved speed and reduced memory usage.

### Fixed

- Resolved an issue where the Prefab Manager's RequireTransformUpdate method did not apply updates.

## [0.12.0] - 2025-08-25

### New

- Optimized SetPass calls for better performance.

- Added Calculate Instancing Bounds option for async bounds calculations and reduced batch counts.

- Added Override Shadow Layer option to Profile settings, allowing different layers to be used for shadow draw calls.

- Improved Prefab Manager performance for transform updates.

- Added support for Mesh LOD Override on Mesh Renderer components in Unity 6.2. (Mesh LOD is not fully supported, but a specific LOD can be selected for all instances.)

- Added Force Mesh LOD option to Profile settings, allowing a specific mesh LOD to be used if the mesh has LODs in Unity 6.2.

### Changed

- System now determines operation mode based on hardware capabilities instead of Graphics API or platform.

- Added a multi_compile keyword (GPUI_NO_BUFFER) to shaders for devices with limited hardware. Shader variants using this keyword are automatically stripped from PC and modern console builds.

### Fixed

- Resolved rendering issues on Android devices with Xclipse GPUs using the Vulkan API.

- Fixed flickering issue when using Optional Renderers.

## [0.11.3] - 2025-08-12

### New

- Improved shader generation for Prefab Material Variations.

- Added Crowd Animations support to the Variation Definition.

- Implemented wind simulation for Tree Creator shaders with per-instance variation.

- Added the RequireTransformUpdate method to the Prefab Manager as an alternative to the Transform Updates option.

- Added an Auto Generate Billboards option to the Tree Manager to make billboard generation optional.

### Fixed

- Resolved an issue where tree wind animations would not work with the Prefab Manager if the original prefab’s Mesh Renderers were disabled.

- Fixed incorrect wind direction for rotated Tree Creator trees.

- Fixed a benign editor error that occurred when removing a prototype from the Prefab Manager.

## [0.11.2] - 2025-07-24

### Fixed

- Resolved rendering issue on Linux with Vulkan API.

- Fixed editor error caused by preview cache during assembly reload.

## [0.11.1] - 2025-07-23

### Changed

- Added a dialog box with an Overwrite option when running shader setup from the menu.

### Fixed

- Resolved shader conversion issue with the Better Lit Shader.

- Added missing linear-to-gamma conversion for tree instance colors.

## [0.11.0] - 2025-06-20

### New

- GPU Instancer Pro - Crowd Animations integration.

- Performance improvement by reducing shadow draw calls when using the "Show LOD Map" setting.

- Improved performance for vegetation transform matrix calculations.

- Added an Ignore Renderers component which, when added to a child GameObject of a prefab, prevents GPUI from rendering the renderers on that GameObject and its children.

### Fixed

- Eliminated a GC allocation caused by accessing Component.tag when using multiple cameras.

- Fixed an issue where the Terrain module attempted to load the Foliage shader before it was imported.

- Minor UI fixes.

## [0.10.3] - 2025-05-24

### New

- Added an Amplify Shader Function for easily integrating GPU Instancer Pro setup into ASE shaders.

- Added support for the All In 1 3D Shader asset.

### Changed

- Improved Shader Converter for better compatibility with third-party assets.

- Removed the shader files from the Packages. Shaders specific to the render pipeline will now be imported into the Assets/GPUInstancerPro/Shaders folder.

### Fixed

- Fixed an issue where the UNITY_DEFINE_INSTANCED_PROP macro prevented the shader variables from being set.

## [0.10.2] - 2025-05-12

### New

- Shaders now have new local shader features for Per Object Motion Vectors and Per Instance Light Probes, which are automatically enabled only when necessary.

- Added new editor settings to disable Per Object Motion Vectors or Per Instance Light Probes and strip shader variants with their keywords from builds.

- Added new editor setting to strip non-procedural instancing variants of GPUInstancerPro shaders in builds.

### Changed

- Various shader keywords that were used with multi_compile have been changed to shader_feature_local for improved efficiency.

- Added a prefix to all log messages to clearly indicate they are generated by GPU Instancer Pro.

### Fixed

- Fixed an error in Unity 6: "Attempting to draw with missing bindings."

- Fixed a warning in Unity 6: "Adding null Transform to TransformAccessArray will result in degraded performance."

- Fixed URP Lit shader warning in Unity 6.1: "Ignoring duplicate keyword line multi_compile_instancing"

## [0.10.1] - 2025-05-10

### Fixed

- Fixed a null reference error that occurred when a Light Probe update was triggered before the render keys were initialized.

## [0.10.0] - 2025-05-09

### New

- Added Light Probes support.

- New demo scene showcasing Light Probes usage at Demos/Core/TutorialScenes/NoGameObjectLightProbes.

### Changed

- Reduced the amount of data sent to GPU when using Transform Updates on Prefab Manager.

## [0.9.19] - 2025-05-03

### New

- The Prefab Manager now includes an Optional Renderers section, allowing users to designate specific child renderers as optional and control their enable/disable state at runtime.

- Added SetDetailDensityAdjustment and SetTreeInstances GPUITerrainAPI methods.

- Per Object Motion Vectors can now be enabled for URP as well as HDRP.

### Changed

- Replaced all relative shader paths with full paths for improved compatibility and consistency.

- Reduced GC allocations when setting Material Variation values at runtime.

- Rendering System Camera events have been changed to use Action instead of UnityEvent for better performance and reduced allocations.

- Removed LOD_FADE_CROSSFADE keyword check while setting unity_LODFade to allow for custom cross-fading implementations.

### Fixed

- Resolved an issue where SpeedTree material properties were not applied when the prefab lacked a Tree component.

- Fixed an editor memory leak related to GPUILODGroupData.

- Fixed SpeedTree8 shader warnings and added SpeedTree9 shader support for Unity 6000.1.

## [0.9.18] - 2025-02-17

### Fixed

- Resolved the terrain alignment issue for detail instances.

- Fixed an issue where the GPUIProPackageImportedData file was still being created at the default path after moving the GPUInstancerPro folder.