Alpha Piscium v1.8.4

Highlight

• Added limited Built-in PBR support
• Improved translucent rendering with double refraction

New

• Added limited Built-in PBR support (Foliage SSS, Translucent, and Emissive)
• Added double refraction for non-water translucents for more accurate light bending
• Added more per-material translucent absorption settings

Improvement

• Migrated TranslucentSST to the new SST implementation, greatly simplifying the code
• Improved cloud spherical shell setup
• Improved water scattering with new phase function based on Petzold data

Fix

• Fixed translucent sky reflection error
• Fixed DH (Distant Horizons) support
• Fixed missing TAA clamp mix logic
• Fixed cloud spherical shell setup
• Fixed insanely bright emissive from end rod and charged lightning rod

Misc

• Increased default PCSS sample count for better shadow softness

(All screenshot are taking without any resourcepacks)

Alpha Piscium v1.8.3

Highlight

• Major performance optimizations on rasterization pass
• Config profiles for different quality/performance tiers

New

• Added config profiles for different quality/performance tiers
• Added Assume NV GPU option for NVIDIA-specific optimizations
• Separated SSS sample count from blocker search count for better control

Improvement

• Optimized gbuffer pass viewZ attribute by computing from gl_FragCoord.w
• Optimized terrain draw normal vertex attributes
• Optimized shadow pass attributes
• Optimized denoiser reproject register usage
• Optimized denoiser stabilization pass occupancy
• Removed some vertex attributes for passes that don't need them
• Optimized SST register usage and ray sorting key layout
• Optimized GI5 storing handle register usage
• DenoiseBlur FP16 optimization
• ReSTIR temporal reuse math simplification
• Early return branching optimization
• Updated TAA filter kernel for lower quality profile
• Reduced TAA motion blur
• Tone mapping tweak
• Moved cloud clear from GIReproject to ShadowSample pass to balance VRAM loads
• Moved fast history storing to history fix pass to balance VRAM loads
• Emissive color curve now performed in input color space for better consistency
• Removed spatial reuse feedback due to firefly artifacts

Fix

• Fixed hit distance on disocclusion
• Fixed backward analysis distance check
• Fixed GBufferTranslucent material id reading
• Fixed RTWSM forward analysis writing position
• Fixed extra water tinting
• Fixed history length diffusion killing disocclusion fix

Misc

• Removed unused shadow specular output and associated references
• Removed reservoir age reset

Alpha Piscium v1.8.2

Highlight

• SSS rewrite
• Improved cumulus modeling

New

• Added Shadow hardening filter

Improvement

• SSS Rewrite
• Improved RTWSM Backward Perpendicular Function
• Reduced shadow bias
• Improved cumulus modeling
• Optimized ShadowSample pass register usages
• GI history length filter tweak
• TAA YCog conversion optimization
• Optimized RCAS
• Optimized cumulus base coverage noise
• Optimized ray sorting by skipping empty bins
• ReSTIR temporal reuse register usage optimization
• Optimized TAA SM usage

Misc

• Removed old SSS settings
• Updated file walking to follow symbolic links in addStuff function
• Detail noise toggle for debug
• GBuffer debug scaling

Alpha Piscium v1.8.1

New

• Added GI SST steps options
• Added Color McSpaceFace colorspace for rendering

Improvement

• Improved Water Caustics and make it enabled by default
• Improved PCSS
• Improved denoiser to reduce fireflies
• Increased environment probe range setting maximum
• Adjusted water wave
• Improved shadesmith tilling algorithm to reduce VRAM usage

Fix

• Fixed potential cloud banding caused by bad randoms
• Fixed cloud multi-scattering radius setting
• Fixed solid shadow and caustics mixing
• Fixed randomly appeared black line in GI accumulation
• Fixed missing denoiser stabilization
• Fixed twilight color banding

Misc

• Updated sponsor list
• Removed unused CSR32F tile

Alpha Piscium v1.8.0

Highlights

• Diffuse GI overhaul with ReSTIR SSGI
• Denoiser overhaul with ReBLUR-based denoiser

New

• Integrated Shadesmith for shader release optimization
• Added translucent absorption saturation setting

Improvement

• Diffuse GI overhaul with ReSTIR SSGI
• Denoiser overhaul with ReBLUR-based denoiser
• Optimized various passes with custom Z-order thread group tiling
• Optimized various passes's VRAM bandwidth usage
• Optimized Hi-Z SST
• Replaced imageLoad with texelFetch for performance
• Refactored post-processing pipeline
• Improved HiZ mip tiles
• Enhanced TAA with more filter options
• Improved TAA sharpness, reduced motion blur and ghosting
• Improved image sharpening
• Updated default tonemap setting
• Migrated various images to Shadesmith tiles
• Improved bloom stability
• Tweaked auto exposure
• Tweaked emissive default settings
• Adjusted translucent SST thickness factor for less flickering and false hits
• Removed unused skylut

Fix

• Fixed backward SST (Screen-Space Tracing) near camera
• Fixed HiZ backward tracing failing in some cases
• Fixed missing sky reflection at night
• Fixed ghosting over sky
• Fixed cloud curl noise default strength
• Fixed incorrect cloud multiple scattering math

Misc

• Updated build scripts to include branch names in zip files
• Updated release script to support beta releases on dev branch
• Improved shift-program script to handle different worlds and no-suffix passes
• Removed old unused CAS code
• Added dynamic range to debug text

Alpha Piscium v1.8.0-Beta4

New

• Added settings for spatial denoiser sample counts

Improvement

• Improved spatial with grazing angle based kernel stretching
• Reimplemented vanilla skylight attenuation
• Reimplemented env probe in diffuse GI
• Optimized temporal reuse pass VRAM usage and tiling
• Replaced imageLoad with texelFetch for performance
• Improved dithering for GI pipeline
• Added dithering to history fix color output
• Reduced denoiser light leaks
• Tweaked history fix for less light popping
• Tweaked denoiser stabilization
• Tweaked mip history fix edge weight
• Limited hit distance to avoid self hit

Fix

• Fixed GI shadowing ghosting
• Fixed over blurring GI on leaves

Misc

• Code cleanup for denoiser blur
• Removed old unused CAS code
• Added shader type macro

Alpha Piscium v1.8.0-Beta3

New

• Added luminance difference based firefly suppression
• Added optional dynamic spatial reuse sample count (disabled by default, previously always enabled)

Improvement

• Optimized GI SSRT with ray sorting and compaction
• Optimized various passes with custom Z-order thread group tiling
• Optimized various passes's VRAM bandwidth usage
• Optimized denoiser history fix pass
• Improved denoiser shadow sharpening
• Enhanced TAA with more filter options
• Improved TAA anti-motion blur
• Tweaked auto exposure speed
• Tweaked emissive default settings
• Adjusted translucent SST thickness factor for less flickering and false hits
• Migrated various images to Shadesmith
• Merged post final composite
• Removed unused skylut
• Added kernel center pixel skip optimization
• Added GI denoiser dithering

Fix

• Fixed AE distance weighting decaying too fast
• Fixed missing sky reflection at night
• Fixed GI sky border
• Fixed/reduced temporal reuse biases and errors
• Fixed TAA screenshot mode history reset

Misc

• Code cleanup for GI system

Alpha Piscium v1.8.0-Beta2

New

• Implemented denoiser stabilization pass
• Added SST thickness setting
• Added translucent absorption saturation setting

Improvement

• Optimized denoiser variance filtering using shared memory
• Optimized hit distance filtering
• Optimized fast history clamping with shared memory
• Optimized Hi-Z SST
• Improved HiZ mip tiles
• Improved disocclusion fix
• Improved denoiser fast history clamping
• Reduced bloom intensity
• Tweaked auto exposure default settings
• Adjusted auto exposure speed
• Relax history fix edge weighting for initial frames
• Removed RCRS anti-firefly (replaced with better solution)
• Added clip check to TAA
• Improved TAA sharpness

Fix

• Fixed denoiser dissolution fix causing dark edges
• Fixed low FPS auto exposure flashing
• Fixed ghosting over sky
• Fixed auto exposure overshoot
• Fixed broken temporal reuse
• Fixed HiZ backward tracing
• Fixed random history reset near camera
• Fixed hit distance filtering
• Fixed denoiser stabilization motion blur handling
• Reimplemented environment probe radiance updating

Alpha Piscium v1.8.0-Beta1

New

• Integrated Shadesmith for shader release optimization
• Diffuse GI overhaul with ReSTIR SSGI
• Denoiser overhaul with ReBLUR-based denoiser

Improvement

• Refactored post-processing pipeline

Fix

• Fixed GI light lag during sudden time changes
• Fixed backward SST (Screen-Space Tracing) near camera
• Fixed cloud curl noise default strength
• Fixed incorrect cloud multiple scattering math

Misc

• Updated build scripts to include branch names in zip files
• Updated release script to support beta releases on dev branch
• Improved shift-program script to handle different worlds and no-suffix passes

Alpha Piscium v1.7.3

New

• Added more cloud modeling settings
• Added installation guide (Thanks to @loveghosties on Discord)

Improvement

• Improved water wave at smaller water body with more high-frequency water wave
• Improved sky view LUT encoding
• Refactored volumetrics setting menu to reduce depth
• Adjusted default cloud settings for better out-of-the-box experience
• Improved cloud ambient lighting

Fix

• Fixed normal mapped TBN with reorthogonalization

Misc

• Added automated release script