Ray

Added

• Spatial radiance caching
• Ray visibility flags for lights
• Clouds fluttering
• Multi-threaded pipeline initialization
• Direct loading of YCoCg textures
• AgX tonemapping
• Extended API to pass device/instance/command buffer

Fixed

• Unnormalized emissive base color
• AMD artifacts with DirectX
• Incorrect handling of Vulkan initialization failure
• Missing UNet...

Added

• Light tree for hierarchical NEE and direct intersections
• PMJ sampling
• Ray type visibility masks (diffuse, glossy etc.)
• Gauss and Blackman-Harris image filters
• Multithreaded interface for scene Finalize
• Texture compression for CPU backends
• Direct loading of BC-compressed images
• TSAN tests on CI
• Path-space regularization
• Option to flip normalmap Y channel...

Added

• DirectX 12 backend
• DNN denoising (using weights from OIDN)
• GPU ray sorting
• Better memory allocator for GPU backends
• Physical sky (as baked env texture)
• Pipeline HWRT invocation (Vulkan only, disabled for now)
• Detailed denoising tests, basic samples

Fixed

• Incorrect camera far clipping
• High memory consumption with Vulkan
• Bright pixels burn-in with...

Added

• NLM denoising with additional alpbedo and normal buffers
• Filmic tonemapping (using 3d LUTs)
• Adaptive sampling
• Direct/indirect light clamping
• AUX buffers output (albedo, normals and depth)
• Mesh debug names for logging
• Access to untonemapped pixels
• Ability to query available GPUs
• First performance tests on CI
• This CHANGELOG file

Fixed

• Artifacts...