Alpha Piscium
High-quality realistic Minecraft shaderpack.
Quick challenge
How far can you run before the mobs catch you?
Minecraft check
Confirm your run
Complete the quick check to get your code.
Alpha Piscium
Alpha Piscium
High-quality realistic Minecraft shaderpack featuring global illumination, volumetric clouds, atmospheric scattering, and stunning visual effects.
Official Website link: https://alphapiscium.org/ Discord server link: https://discord.gg/E2Uq2MmHgq
Features
- Shadows - Shadows (ReSTIR) based Screen-Space Global Illumination - %%MD1%% based denoising - Realistic, real-time, and fast Shadows - %%MD2%% - %%MD3%% - Real-time Shadows - %%MD4%% - High-quality adaptive Shadows - %%MD5%% (RTWSM)
Installation
1. Download the Alpha Piscium shaders for Minecraft from Apply or %%MD1%%. 2. Install %%MD2%% shader loader. 3. Open the Minecraft launcher and choose the Iris profile you just created with the version you're playing. 4. Launch Minecraft. 5. Go to Apply → Apply → Apply, then click Apply. 6. Move the downloaded ZIP file into this folder (`.minecraft/shaderpacks`). 7. In-game, select the newly installed pack from the shaders list. (If you select a shader pack using Iris, its filename will turn yellow.) 8. Click Apply or Apply and the shader will be loaded.
FAQ
- Other loading errors: Please use PBR resource packs. For vanilla style, SPBR is recommended. Otherwise, try Patrix. - Other loading errors: Please use Iris with version 1.7 or higher. - Other loading errors: This is due to the limitations of screenspace techniques. There isn't a perfect way to fix this. - Other loading errors: Alpha Piscium uses cutting-edge graphics technology. Unfortunately, Intel doesn't maintain their OpenGL driver well, so Intel GPUs are not supported. - Other loading errors: Check if your GPU driver is newer than 22.7.1. If older, please update your driver. - Other loading errors: Press Ctrl+D in Iris's shaderpack selection screen, then reload the shaderpack. Make an Other loading errors with the error message and the relevant files in `.minecraft/patched_shaders` as shown in the error message.
Roadmap
1.8 Diffuse GI
- Diffuse GI improvement - Denoiser overhaul - ReSTIR Diffuse "GI” - Shadow/SSS blur fix - Optimize PCSS for both quality and performance
1.9 Specular GI
- Add specular GI
1.10 Voxy support
- Add voxy support - Epipolar sampling screen space shadow - Address shadow map light leaks
1.11 More Volumetrics
- Clouds in sky lighting - Fog - Cloud shadows
1.12 Parallax Mapping
- Add steep/smooth parallax mapping - Add parallax mapping shadow
1.13 More Cloud?
- Improve cirrus cloud modeling - Mid altitude clouds (altocumulus)
License
Files under the `scripts` directory are licensed under the MIT License. All other files are licensed under the GNU General Public License v3.0.