Wispy Shader pour Minecraft 1.20.1, 1.21.1

Wispy Shaders V1.4

A performance-optimized shader pack initially based on Mellow Shaders and outperforms many other so claimed 'potato' shaders. Works on all major versions

Credits

• Original Shader: Mellow Shaders by TheCMK
• Performance Optimizations: l\_aggy

Features

(All information and statistics is based on V1.3)

• Ultra-optimized for integrated graphics (iGPUs)
• 40%+ improvement on Balanced compared to MakeUp-Ultrafast with all effects off
• Color grading and biome‑specific lighting for all dimensions.
• Cinematic post‑processing: bloom, sharpening, tonemapping, TAA, motion blur, film grain, vignette.

To-do

• More benchmarking
• Adding features (Can't really optimize more)
• Bugfix some features

Performance Profiles

• iGPU (8 Chunks) tested on i5-4570 (HD4600) on CachyOS

• dGPU (24 Chunks) tested on R9 8940HX (5060 Laptop=4060 desktop) on Windows 11

• Choose a profile in shader settings that matches your hardware:

Profile - FPS (iGPU) - FPS (dGPU) - Description

ULTRA_PERFORMANCE - 190+ - 440+ - Maximum FPS, minimal effects PERFORMANCE - 190+ - ?? - Good balance for iGPU BALANCED - 180+ - ?? - A mix of features QUALITY - 120+ - ?? - More effects ULTRA_QUALITY - 120+ - 380+ - Lowest FPS, All features

Installation

• Install Iris Shaders or OptiFine
• Download Wispy Shaders
• Place the ZIP file in .minecraft/shaderpacks/
• Select Wispy in Video Settings → Shaders
• Choose a performance profile

Optimizations

• Disabled Deleted expensive composite passes by default
• Fast gamma correction
• Simplified post-processing
• Optimized every composite pass and fog,lighting,sky,water,taa,bloom e.t.c
• Reduced shader complexity
• Too many to count now mainly faster math less calls,lookups and samples check source for more

Links

• Original Mellow: https://modrinth.com/shader/mellow
• Report Issues: https://github.com/epxlsol/wispy-shader/issues

Note: This is a performance-focused fork. For the original experience with all features, use Mellow Shaders.