Game Design Document

G3 Sector GDD

Core Gameplay

1. 8 Directional Movement
2. Shooting

Systems

1. 8 Directional Movement
• WASD and/or arrow key based movement
2. Shooting
• Primary projectile bound to left mouse click
1. Light damage
• Secondary projectile bound to right mouse click - has a cooldown
1. High damage / “1 shot”
3. Collision Mechanics
• Player Death
1. Occurs when the PC and an enemy collide
2. Triggers the high score screen / main menu
• Enemy Death
1. Occurs when an enemy collides with some number of projectiles
2. Grants a fixed number of points for the score mechanic
• Wall
1. Halts the PC and enemy movement upon collision
2. Destroys projectiles
4. Enemy Behaviour
• Move towards player at a fixed speed
5. Enemy Spawner
• Spawn an enemy on a fixed interval at a random location within the game room
1. Develop logic to not spawn on wall objects
2. Determine length of “spawn” animation to avoid immediate PC death
6. Enemy HP
• Create local variable that tracks health
• Upon reaching <= 0 health, trigger enemy death
7. Score UI
• Display current score
1. Updates in realtime
2. Maintain a fixed position via a camera that follows the PC
8. High Score
• Triggered via PC death
1. Retain a local DB or .ini file that records high scores
2. Player can enter their name or description
• Accessed via the title screen
1. Menu option that displays the current standings

Assets

1. Art
• PC
• L-MB Projectile
• R-MB Projectile
• Enemy
• Tileset(s) for level creation
2. Audio
• Title Music
• PC Death
• Enemy Death
• L-MB Projectile
• R-MB Projectile
• Background Music
• Menu SFX
3. Text
• Current Score
• High Score
• Title Screen
• Menu Options

Art Style

As a first serious project I will create / purchase assets that are simplistic to help smooth out the development phase and produce a finished and fully functioning game.

Level Design

1. Game Room
• Single level

Game / UI Flow

Extra Features

1. Multiple Enemy Types
• Unique behaviour, HP, and spawn rates
2. Accuracy
• System that tracks accuracy rate
• Upon PC Death the system  awards additional points based on the accuracy %
3. Milestone SFX
• Implement SFX when score reaches an increment of X
1. Can be every 100, 200, etc
2. Positive reinforcement and sense of progression
4. Unlock Additional Weapon
• Upon reaching a score of X the PC unlocks a third weapon (i.e. 1000)
1. Bound to L-Shift, long CD bomb that kills all enemies in the game room
• Reaching an increment of X unlocks a third weapon for PC (i.e 500)
1. Bound to L-Shift, single use bomb that kills all enemies in the game room
• Positive reinforcement and sense of progression