# Cemu detailed changelog for 1.20.2# Patreon release date: 2020-08-07# Public release date: 2020-08-14# New in 1.20.2b:Vulkan: Even more tweaks to reduce GPU specific graphic bugs and flickeringgeneral: Restored compatibility with CemuhookDue to internal changes Cemu now always takes over applying Cemuhook graphic pack patches (previously Cemuhook would be used if installed)Note for patch developers:The syntax and semantics supported by Cemu for Cemuhook patches is slightly differentIf you run into porting issues that you can't easily fix please let us know via the bug tracker: http://bugs.cemu.info/RPL: Added support for relative reloc types (251, 252, 253) which are commonly used by WUT based homebrewcoreinit: Added API MEMRecordStateForFrmHeap, OSCompareAndSwapAtomic, OSCompareAndSwapAtomicExUsed by SM64 port and likely other homebrew# New in 1.20.2:OpenGL/Vulkan: Improved cache invalidation detection in GPU buffer cacheThis change fixes corrupted 3D models in Xenoblade Chronicles XOpenGL/Vulkan: GPU buffer cache will now aggressively drop non-essential data if it is running out of spaceDecreases likelihood of 'Out-of-memory in GPU buffer' errorVulkan: Further tweaks to reduce GPU specific graphic bugs and flickering