v2.52.0 - Shader System & Memory Improvements

[doranteseduardo]

Summary

This release adds shader customization support for iOS and Android, fixes critical memory leaks, and improves AR depth functionality.

Key Features

Shader System (New)

• Cross-platform shader support with shaderOverrides prop
• Real-time shader customization for iOS and Android
• Shader propagation down node trees
• Standardized fragment output
• Texture and animation support in shaders
• Optimized material sharing for better performance

AR & Depth Improvements

• Depth-based AR hit testing
• Monocular depth fallback for non-LiDAR devices
• Fixed depth frame alignment issues

Critical Bug Fixes

• iOS Memory Leaks (Critical): Fixed all memory leaks on iOS platform
• Material Overflow: Fixed cloned materials array overflow crashes
• Portal Crashes: Fixed crashes when unmounting portals on iOS
• Gravity Type Crash: Fixed Android crash (gravity now uses 3D vector [x, y, z] instead of number)
• VRX Asset Loading: Fixed VRX asset loading issues on iOS
• hitResultId: Fixed availability in AR hit tests

Other Improvements

• Performance throttle to prevent system overload
• Refactored thread lock implementation
• Removed debug logs from production code
• Improved TypeScript type definitions