DDT

Sprite

A 2D image or animation that represents objects in a game, such as characters, enemies, or items.

Object

An entity in the game world that can be controlled, interact with other objects, or perform actions. Objects can have behaviours attached to them.

Event

A specific trigger in the game, like a key press or collision, that causes an action to happen within the game.

Action

The response of an object to an event, such as moving, playing an animation, or changing direction.

Objective

The goal or task the player needs to accomplish in the game.

Algorithm:

An algorithm is a step-by-step procedure or set of instructions designed to solve a specific problem or accomplish a particular task.

Flowchart:

A diagrammatic (visual diagram) representation of an algorithm.

Pseudocode:

An informal way of programming description that does not require any strict programming language syntax or underlying technology considerations

Data Types:

Classifications used to specify the kind of data that a variable or object can hold in a program or system.

Variables:

A piece of memory that stores data that can be reused or changed.

Boolean Operators:

Operators are used to compare two values

Sequence:

Sequence is the order in which instructions. occur and are processed.

Selection:

Selection is a decision or question

Iteration:

Iteration refers to the process of repeating a set of instructions or steps multiple times, often with slight variations, to achieve a desired outcome.

Visibility of System Status

Always keep users informed about what is going on

Match between system and the real world

speak users' language and follow real world conventions

User control and freedom

Clealry marked emergency exit, and support redo and undo

Consistancy and Standards

Should not have to wonder whether different words, situations, or action mean the same thing

Error Prevention

Either eliminate error-prone conditions or check for them and present users with a confermation option before they commit the action

Recognition rather than recall

Show options so users dont need to remember

Flexibility and efficieny of use

Provide shortcuts and customization for experts

Aesthetic and minimilast design

Keep interface clean and focused

Help users recover from errors

Use clear, helpful error messages

Help and documentation

Offer simple, task-based help when needed

Heuristics

Simple guidelines used to solve problems or make decisions more efficiently.

Room

A level or area in the game where the gameplay happens. It contains objects, backgrounds, and settings.

Code/Script

A set of instructions written by the developer that tells the game what to do. GameMaker uses a coding language called GML (GameMaker Language).

Collision

When two objects in the game come into contact, triggering an event (e.g., a player hitting an enemy).

Setting

The environment or world where the game takes place.

Mechanics

The rules and actions (buttons) players can use to interact with the game

Common pseudocode words

Input, Output, While, For, Repeat until, If-Then-Else

Input

user inputting something

Output

Will appear on screen

While

loop

For

a counting loop

Repeat until

loop that has an end

If-Then-Else

Decision in which a choice is made

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