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

1. More benchmarking
2. Adding features (Can't really optimize more)
3. 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

1. Install Iris Shaders or OptiFine
2. Download Wispy Shaders
3. Place the ZIP file in .minecraft/shaderpacks/
4. Select Wispy in Video Settings → Shaders
5. 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.