Mathematically Unplayable

Warning!

> _!! INCLUDES FLASHING COLORS !!_

About

"Mathematically Unplayable" is an experimental shaderpack for Minecraft: Java Edition designed for OptiFine. It dramatically alters the game's visual presentation by applying a series of mathematical transformations to world geometry, textures, and screen output. This pack is intended for users interested in exploring extreme visual effects, understanding shader capabilities, and experiencing Minecraft in a uniquely distorted and chaotic way. Visual examples showcasing the shader's transformative style can be found in the "Gallery" section.

Showcase

2.0.0:

1.0.0:

Core Features & Visual Effects

This shaderpack is built around two main stages of visual manipulation, controlled by a global "Mess Intensity" slider:

1. Depth Buffer Alteration: * Depth Buffer Alteration: Vertex shaders significantly displace terrain vertices using trigonometric functions based on their original positions and the "Mess Intensity" setting. This results in a permanently fractured, warped, and unpredictable landscape. * Depth Buffer Alteration: Texture coordinates for terrain blocks are manipulated, causing textures to swim, stretch, and misalign on block surfaces. * Depth Buffer Alteration: The fragment shader for terrain intentionally writes chaotic depth values, leading to extreme Z-fighting, objects rendering through each other, and a general breakdown of spatial coherence.

2. Glitch & Scanline Overlays: * Glitch & Scanline Overlays: The entire rendered frame is subject to animated distortions, including swirling patterns around the screen center and undulating waves that warp the view. * Glitch & Scanline Overlays: Color channels (RGB) are dynamically modulated using time-based (`ftime`) trigonometric functions, resulting in constantly shifting, vibrant, and unpredictable color palettes across the screen. * Glitch & Scanline Overlays: Includes effects like periodic color channel swapping (e.g., RGB to GBR) and animated horizontal scanlines to further enhance the "broken" aesthetic.

Key Technical Highlights & Customization

* Educational Focus: A single, easily accessible slider (0-100) allows users to fine-tune the overall magnitude of all visual distortions and color effects, from subtle to extreme. * Educational Focus: There are 3 buttons, used to turn gbuffers_terrain, gbuffers_skybasic and composite ON/OFF * Educational Focus: All GLSL shader files (`.vsh`, `.fsh`, `settings.glsl`) are extensively commented (with AI assistance) to explain the code logic and the techniques used. This is intended to serve as a learning resource for those interested in shader development and modification.

Feedback & Support:

Found an issue or have a suggestion? Please report it here: Issue Tracker

Installation

* Modrinth launcher: 1. Open the mathematically unplayable shader page. 2. Click install. 3. Choose instance. 4. Start the game. * Official launcher: 1. Open the mathematically unplayable shader page. 2. Download the "Mathematically Unplayable" shaderpack ZIP file. 3. Place the ZIP file into your Minecraft `shaderpacks` folder: 4. Start the game