Tutorial Archives - Jonathan Yu

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Unity Cooldown Timer Script Tutorial

I wrote a tutorial a few years ago for creating a cooldown timer in unity. While that version worked fine, I’ve decided to update the tutorial and script with a more robust version that better suits unity. This cooldown timer is designed to be used for anything from abilities, monster

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Capturing the Milky Way at Mount Saint Helens

July 8, 2019 / No Comments

It’s been 39 years since the 1980 eruption at Mount Saint Helens. There’s plenty to see and do at the national monument – my favorite being the milky way. The best times to see the Milky Way are earlier in the year when the sky gets dark enough early in

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Unit Testing in Unity

November 24, 2018 / No Comments

I consider automated tests to be a cornerstone of building high quality software. Testing should be taken seriously in all aspects of software development and creating games in Unity should be no exception. In this tutorial I’ll focus on the unit testing aspect of test driven development (TDD). I’ve found

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Unity Cloud Build Tutorial and Review

August 16, 2018 / No Comments

Cloud Build is a service that Unity offers that allows the automatic build, deploy, and testing of your games. I’ve been using it for over a year now and it’s one of the better solutions for continuous deployment on the Unity platform. In this tutorial I will go over steps

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Finding World Height and Width from Camera in Unity

November 22, 2017 / No Comments

I saw this question pop up a few times on the forums recently so thought I’d share a quick tip on how to easily do this. The question is “How do I find the height and width in WORLD units that is visible in the current camera view”. It’s actually

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Simple State Machines

June 6, 2017 / No Comments

Quite commonly game state machines are designed to be overly complex and hard to understand. As the game expands, they become larger and harder to follow. Somehow the game still magically works and most of the time nothing is done to simplify it. Generally most games revolve around a few

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Tips That Every Indie Game Dev Should Follow

June 4, 2017 / No Comments

Game Development doesn’t come easy. It’s even more daunting for the indie developer. Whether you’re just starting out or you have a few titles under your belt, here are some tips that every indie game developer should follow. Some of these are more technical, while others may be more of

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Simple JSON to Unity For Object Data

February 27, 2017 / 2 Comments

In this tutorial I will go over how to easily read JSON in Unity to load data into your game. Manage your game data with JSON and load them as Unity objects at runtime. Games typically contain lots of data that apply to different game objects and behaviors. For example,

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Data Structures For Tile Based Games

January 14, 2017 / No Comments

In this tutorial I’ll show you how to implement data structures for your tile-map / tile-based game. Using a grid based approach is a popular technique for many types of games, such as RPGs, board games, and RTS games. These games usually have a ‘top-down’ look, but other approaches can

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Buff System with Scriptable Objects for Unity

December 30, 2016 / 36 Comments

In this tutorial, I will show you how to create a flexible buff system for Unity using scriptable objects. We will use scriptable objects as a way to quickly create and manage buffs without having to use external data types such as xml or a text file. This lets us

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