• Add support for Vulkan 1.3.
• Add support for extensions:
  • VK_KHR_index_type_uint8
  • VK_KHR_load_store_op_none
  • VK_KHR_maintenance4
  • VK_KHR_maintenance6
  • VK_KHR_maintenance7
  • VK_KHR_shader_expect_assume
  • VK_KHR_shader_subgroup_rotate
  • VK_KHR_shader_terminate_invocation
  • VK_KHR_vulkan_memory_model
  • VK_KHR_zero_initialize_workgroup_memory
  • VK_EXT_depth_clip_control
  • VK_EXT_external_memory_metal.
  • VK_EXT_image_2d_view_of_3d
  • VK_EXT_index_type_uint8
  • VK_EXT_load_store_op_none
  • VK_EXT_pipeline_robustness
  • VK_EXT_tooling_info
• Add support for B5G6R5_UNORM_PACK16 B5G5R5A1_UNORM_PACK16, and B8G8R8A8 formats using swizzle.
• Convert MVK_CONFIG_USE_MTLHEAP to enumeration, and set active by default to support
  VK_EXT_image_2d_view_of_3d, except on AMD devices.
• Remove glslang as dependency library.
• MoltenVKShaderConverter no longer accepts GLSL` shaders as input.
• Fixes to managing descriptor set allocation in a Metal argument buffer.
• Fix SPIRV-Cross namespace build error on some alternate build environments.
• Fix recent failure of CI.yml to upload release build artifacts to GitHub.
• Fix memory management issue in MVKSwapchain.
• Fix indirect index for triangle fan topology.
• Fix crash when shader validation is enabled.
• Fix dynamic vertex stride with tessellation.
• Fix Metal API violation when using VK_KHR_swapchain_mutable_format.
• Fix designation of vkGetPhysicalDeviceToolProperties as a device entry-point.
• Fix memory leak of CAEDRMetadata in MVKSwapchain.
• Fix not saving shouldFixupClipSpace when serializing a pipeline.
• Fix header namespace pollution.
• Revert use of size 1 for variable length arrays in shader.
• Add MTLHeaps export/import for emulated textures.
• MTLHeaps on Apple Device Simulator must use private storage.
• Remove atomic usage for RG32Uint.
• Handle shader specializtion with macros.
• Use Metal residency sets when available.
• Implement barriers using Metal fences.
• vkCmdWaitEvents end current encoder before encodeWait.
• Remove support for deprecated VK_NV_glsl_shader extension, and GLSL conversions using MoltenVKShaderConverter.
• Remove use of VK_ERROR_INVALID_SHADER_NV error code.
• Reduce number of unused pipeline bindings reserved for argument buffers.
• Disable unsupported Metal Pixel formats for iOS/tvOS Simulator.
• Revert to fixed number of argument buffer binding reservations.
• Ignore allowed bad pViewportState pointer if rasterization is disabled.
• Improved estimation of vertex attribute buffer count when reserving for implicit buffer.
• Fix header-hygiene warning violations.
• MVKCmdWaitEvents: end current encoder before encodeWait.
• Add missing depthClamp and shaderTessellationAndGeometryPointSize features to tvOS.
• Update features overrides to all Simulators: iOS, tvOS, visionOS.
• Fix a crash when searching the first enabled bit in a completely disabled bit array.
• When shader specifies both WorkgroupSize builtin and LocalSizeId, the builtin takes precedence.
• When logging a pipeline layout, log contained descriptor set layouts.
• Add debug labels to barrier fences.
• Allow the proc address of vkGetMoltenVKConfigurationMVK() to be retrieved before a VkInstance has been created.
• Work around 10.15 AMD driver's broken blit encoder timestamp sampling.
• GitHub CI update legacy build to macOS 13 / Xcode 14.
• Fix compile with MVK_USE_CEREAL=0.
• Update copyright notices to year 2025.
• Update to latest SPIRV-Cross:
  • MSL: Support broader tessellation I/O matching for VK_KHR_maintenance4.
  • MSL: Add support for SPV_KHR_expect_assume.
  • GLSL/MSL: Implement SPV_KHR_subgroup_rotate.
  • MSL: Implement subgroup clustered rotate.
  • MSL: Pad array elements in Metal argument buffer when shader declares scalar.
  • MSL: Expose information about specialization constants - macro mapping
  • MSL: Use unpacked arguments in texture arguments.
  • MSL: Fix emission of bindless helper template for bindless SSBO.
  • MSL: Use actual result type member as cast type for mulhi.
  • MSL: Terminate function with return value using return if ending in unreachable.
  • MSL: Add option to disable rasterization depending on usage.
  • MSL: Always pass BDA by value into functions.
  • MSL: Apply input override on all flattened members in interface block.
  • GLSL/MSL: Support VK_KHR_zero_initialize_workgroup_memory
  • MSL: Treat pointer to vector as scalar type when bitcasting.
  • MSL: Use the more proper pointer typing.
  • MSL: Use decltype for getting return of gather.
  • MSL: Remove spvForward().
  • MSL: Fix gather functions on Sequoia.
  • MSL: Fix crash when per-primitive variables are not used.

Build artifacts for release v1.2.11.

Note: An issue occurred in publishing the build artifacts for this release. If you are looking for the release build artifacts, you can find them here.

• Support dynamically allocating descriptors when pool is exhausted.
• Deprecate MVKConfiguration::preallocateDescriptors and MVK_CONFIG_PREALLOCATE_DESCRIPTORS environment variable.
• vkAllocateDescriptorSets(): Per Vulkan spec, if any descriptor set allocation
  fails, populate all descriptor set pointers with VK_NULL_HANDLE. In addition,
  return VK_ERROR_FRAGMENTED_POOL if failure was due to pool fragmentation.
• vkUpdateDescriptorSets(): Per Vulkan spec, allow write or copy beyond the
  end of a descriptor binding count, including inline uniform block descriptors.
• Update VkFormat capabilities based on latest Metal docs.
• Ensure all MoltenVK config info set by VK_EXT_layer_settings is used.
• Advertise VK_FORMAT_FEATURE_2_STORAGE_READ_WITHOUT_FORMAT_BIT and
  VK_FORMAT_FEATURE_2_STORAGE_WRITE_WITHOUT_FORMAT_BIT for storage texel buffers.
• Support storage images in Metal argument buffers on iOS.
• vkUpdateDescriptorSets(): Support writing beyond descriptor binding size if subsequent bindings are of same type.
• Fix rendering issue with render pass that immediately follows a kernel dispatch.
• Fix occasional GPU crash when a smaller descriptor set replaces a larger one.
• Fix race condition when VkImage destroyed while used by descriptor.
• Fix crash in vkCmdPushDescriptorSetWithTemplateKHR() when entries in
  VkDescriptorUpdateTemplateCreateInfo are not sorted by offset.
• Fix issue where vkQueueWaitIdle() and vkDeviceWaitIdle() were not
  waiting for all commands to be enqueued before enqueuing wait operation.
• Fix occassional incorrect detection of available descriptor sets during vkAllocateDescriptorSets().
• Fix shader conversion failure when using storage images on iOS & tvOS with Tier 1 argument buffer support.
• Fix occasional memory leak where spurious texel buffer was accidentally created during image-memory unbinding.
• Fix memory leak in debug utils messenger.
• Fix crash when VkDescriptorSetLayout is destroyed while descriptor set is in use.
• Fix build failure on VisionOS 2.0 platform.
• Support VK_FORMAT_A2B10G10R10_UNORM_PACK32 and VK_FORMAT_A2R10G10B10_UNORM_PACK32 formats as surface formats on all platforms.
• Add MTLStoreAction mapping for VK_ATTACHMENT_STORE_OP_NONE.
• Add estimate of presentMargin in returned data from vkGetPastPresentationTimingGOOGLE().
• Update value of minSubgroupSize on AMD RX6600 to 32.
• Fix support for running on tvOS 13.
• Only add present handler if VK_GOOGLE_display_timing info is available during presentation.
• Move primitive-restart-disabled warning from renderpass to pipeline creation, to reduce voluminous log noise.
• iOS: Support storage images in Metal argument buffers.
• Add MVKConfiguration::shaderLogEstimatedGLSL, and environment variable MVK_CONFIG_SHADER_LOG_ESTIMATED_GLSL,
  to enable or disable the logging of estimated GLSL code, and disable it by default
• Fix endless loop in fetchDependencies when -- is missing on platform names.
• Update dependency libraries to match Vulkan SDK 1.3.296.
• Update MVK_PRIVATE_API_VERSION to version 43.
• Update to latest SPIRV-Cross:
  • Various non-feature maintenance updates.

• Add support for extensions:
  • VK_EXT_host_image_copy
• To support legacy apps, restore MoltenVK/dylib directory via symlink to MoltenVK/dynamic/dylib.
• Enhancements to MVKPerformanceStatistics. Add MVKPerformanceTracker::previous,
  MVKQueuePerformance::waitSubmitCommandBuffers, and MVKQueuePerformance::waitPresentSwapchains.
• Add MVK_CONFIG_SHADER_DUMP_DIR configuration parameter to optionally dump shaders to files.
• Return MoltenVK log level string in pMessageIdName field of debug utils callback data.
• Fix crash when using VK_EXT_metal_objects under ARC.
• Fix deadlock when creating a swapchain on a thread other than the main thread.
• Fix potential memory leak in vkQueueWaitIdle().
• Fix argument buffer padding on shader conversion.
• Avoid atomic image usage if native atomics are not supported on the platform.
• Ensure buffer bindings are actually used to avoid potential overrun on Metal buffer indexes.
• Update dependency libraries to match Vulkan SDK 1.3.283.
• Update MVK_PRIVATE_API_VERSION to 41.
• Update to latest SPIRV-Cross:
  • MSL: Add support for overlapping bindings.
  • MSL: Use recursive template for spvArrayCopy().
  • MSL: Improve argument buffer descriptor aliasing implementation.
  • MSL: Workaround compiler issue with image fence when used as reference.
  • MSL: Fix SUMulExtended for 64-bit inputs.
  • MSL: Handle Atomic{S,U}{Min,Max} with mismatched image sign.
  • MSL: Handle missing FP16 trancendental overloads.
  • MSL: Remove pointer wrapper stored in spvDescriptorArray() to avoid potential Metal compiler bug.
  • MSL: Fix argument buffer padding.