Spooky Halloween

A simple 2D zombie survival game written in Ruby using the Gosu library. Players must survive waves of zombies and pick up items such as ammo and health to help them survive. The game is over when the player's health runs out.

Requirements

• Ruby
• Gosu (gem install gosu)
• Halloweenpixels & Squares font (included in attachments directory)

Running the game

To run the game, simply execute the file in Ruby:

ruby spooky_halloween_structured.rb

Gameplay

In the game, you play as a survivor trying to survive waves of zombies. Use the WASD keys to move and the mouse to aim and shoot. Pick up items such as ammo and health to help you survive. The game is over when your health runs out.

The game features several screens including a main menu, a play screen, a round screen, a game over screen, a profile screen, a high score screen, and an instruction screen.

The player has a maximum health of PLAYER_MAX_HEALTH and a maximum ammo of PLAYER_MAX_AMMO. The player's default velocity is PLAYER_DEFAULT_VELOCITY.

Zombies have a dimension size of ZOMBIE_DIMENSION_SIZE_X by ZOMBIE_DIMENSION_SIZE_Y and a default velocity of ZOMBIE_DEFAULT_VELOCITY. Their round multiplier is ZOMBIE_ROUND_MULTIPLIER and their default health is ZOMBIE_DEFAULT_HEALTH. Zombies are knocked back by ZOMBIE_KNOCKBACK units and their size is ZOMBIE_SIZE times their default size.

Bullets have a velocity of BULLET_VELOCITY.

Configuration

Several game settings such as player and zombie attributes can be modified by changing the values of the global constants at the top of the file. The game can also be set to debug mode by setting the DEBUG constant to true.

Classes and Modules

The game consists of several classes including Player, Zombie, Bullet, Item, and Scheduler. The ZOrder and Screen modules are also used.

The Player class has attributes for location, health, ammo, dimensions, and a flag for whether the player is dead. It also has an attribute for the mouse vector, which represents the direction the player is aiming.

The Zombie class has attributes for location, a direction vector, health, dimensions, and a flag for whether the zombie is dead.

The Bullet class has attributes for location, a direction vector, and dimensions.

The Item class has attributes for location, type, and dimensions. The DropType module defines constants for the types of items that can be dropped.

The Scheduler class has attributes for a time and a proc (a block of code). It is used to schedule events to occur after a certain time has passed.

The GameWindow class is the main class for the game and is responsible for handling input, updating the game state, and rendering the game. It is a subclass of Gosu::Window and overrides several methods from the parent class.

Media

The game uses images and fonts for its graphics and UI. The images and fonts are stored in the media directory.

Credits

• Squares font by Neon22
• Halloweenpixels font by pizzadude
• Menu background image by PNG Fuel
• Game background image by Free PNGs

License

This project is licensed under the MIT License. See the LICENSE file for details.