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Alpha Piscium

High-quality realistic Minecraft shaderpack.
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Alpha Piscium v1.8.5-Beta1

ByLuna5ama
  • B
  • Mar 29, 2026
  • 47.35 MB
  • 69
  • 1.21.11+12

File Name

Alpha Piscium v1.8.5-Beta1.zip

Supported Versions

  • 1.21.11
  • 1.21.10
  • 1.21.9
  • 1.21.8
  • 1.21.7
  • 1.21.6
  • 1.21.5
  • 1.21.4
  • 1.21.3
  • 1.21.2
  • 1.21.1
  • 1.20.6
  • 1.20.5

Highlight

  • Major improvements to ReSTIR SSGI stability and quality

New

  • Readded RCRS anti firefly to GI denoiser pipeline
  • Added ReSTIR Temporal Reuse Limit setting for better user control on GI responsiveness

Improvement

  • Combined sun and moon Sky-View LUT
  • Optimized colored shadow precondition check
  • Uses blue noises in ReSTIR for better noise distribution
  • Reduced denoiser history fix leaks
  • Improved shadow AABB calculation and cleanup
  • ReSTIR uses full bilateral bilinear temporal resampling to improve stability and quality
  • Updated default accumulation settings for less lighting lags
  • Reduced GI reprojection false anti-stretching history kills
  • GI denoiser history fix skips first 3 LODs for fewer fireflies

Fix

  • Fixed atmosphere mie coefficient calculation for low turbidity value
  • Fixed DH water material detection
  • Fixed DH water shadow blending
  • Fixed random emissive from DH solid
  • Slightly mitigated shadow acne

Misc

  • Migrated cloud ambient LUT to shadesmith tiles for optimized texture management
  • Cleaned up SSBO usage