hollow-game System Requirements Document

Introduction

The "hollow-game" is a captivating game inspired by classic arcade games like Donkey Kong, with a unique twist in its storyline and gameplay mechanics. The game is designed to appeal to both kids and adults, offering a blend of humor, challenge, and engaging narrative elements.

System Overview

"hollow-game" is a multi-level game where players control Mario in a quest to save Princess Peach from marrying Donkey Kong. The game features various environments such as jungle, lava, and water, each with its own set of challenges and enemies. Players must navigate through these levels, overcoming obstacles and defeating enemies to progress and ultimately rescue Princess Peach.

Functional Requirements

• As a Player, I should be able to control Mario to navigate through different environments.
• As a Player, I should be able to battle, race, and find clues or weapons to complete levels.
• As a Player, I should encounter unique enemies like bombs, sea lions, and sharks in different environments.
• As a Player, I should experience a storyline that unfolds as I progress through the game.
• As a Player, I should be able to play in environments like jungle, lava, and water, each with specific challenges.

User Personas

• Player: The primary user who controls Mario, navigating through levels to rescue Princess Peach.
• Casual Gamer: Enjoys light-hearted gameplay with a mix of challenges and narrative.
• Hardcore Gamer: Seeks to master the game by completing all levels and discovering all secrets.

Visuals Colors and Theme

• primary: #1E3A8A (Deep Blue)
• primary_light: #3B82F6 (Sky Blue)
• secondary: #F59E0B (Amber)
• accent: #EF4444 (Vibrant Red)
• highlight: #FBBF24 (Gold)
• bg: #F3F4F6 (Light Gray)
• surface: rgba(255, 255, 255, 0.8) (White)
• text: #111827 (Dark Gray)
• text_muted: #6B7280 (Muted Gray)
• border: rgba(209, 213, 219, 0.2) (Light Gray)

Signature Design Concept

The homepage of "hollow-game" will feature an interactive 3D jungle scene using @react-three/fiber and @react-three/drei. Players will navigate through a virtual jungle environment where each section of the homepage represents a different level or feature of the game. As users hover over different areas, animations will trigger, showcasing snippets of gameplay and storyline elements. Clicking on these areas will provide more detailed information or previews of the game. The scene will include dynamic lighting and subtle animations, such as swaying trees and flowing water, to create an immersive experience.

Interaction Model & Motion Direction

The landing page will utilize a "parallax" interaction model, providing a layered depth effect as users scroll through the page. Decorative elements like atmospheric blobs and distant shapes will move at different speeds, creating a sense of depth. Real content will remain in the normal flow, ensuring a natural scrolling experience. Each section will have a distinctive core mechanic, such as a 3D scene or kinetic typography, to maintain visual interest and engagement.

Non-Functional Requirements

• The game should be responsive and accessible on various devices, including desktops and tablets.
• Load times should be optimized to ensure smooth gameplay and transitions.
• The game should adhere to ethical standards and be suitable for all ages.

Tech Stack

• Frontend: React for Web
• Backend: Python, FastAPI
• Database: MySQL or MariaDB, using Alembic for migrations
• AI Models: GPT 5.4 for user-friendly responses
• Local Orchestration: Docker, docker-compose

Assumptions and Constraints

• The game will be developed for web platforms initially.
• The storyline and character interactions will be suitable for a general audience, avoiding any controversial or inappropriate content.
• The game will require internet connectivity for certain features, such as updates and multiplayer options.

Glossary

• Mario: The main character controlled by the player.
• Princess Peach: The character Mario aims to rescue.
• Donkey Kong: The antagonist who captures Princess Peach.
• Parallax: A scrolling technique that creates a sense of depth by moving background and foreground elements at different speeds.