Damien 
This simple 2D water shader will give a result like this: Create a new shader in Unity and paste the code below over the default code, then create a material using the shader. I put the material on a simple SpriteRenderer with just a plain white square image. You will need a ripple texture to … Read moreSimple 2D Water Shader
In C#, one error puts fear, confusion, and frustration into the heart of every developer, especially beginners: NullReferenceException. It will look like this in your Unity console, and it will cause your game to not work. In case that screenshot isn’t clear, it reads: NullReferenceException. Object reference not set to an instance of an object … Read moreFix Null Reference Exceptions
In this final part, we will improve our project by adding areas to the Nav Mesh with some different rules, and also use the CalculatePath() method to make the enemy check their path before deciding to follow it or not. Area Types We will now create a new terrain so that we can treat areas … Read moreNavigation with the Nav Mesh Part 5: Areas and Paths
And as with the rest of this series, you can grab a download of the full code as it should be at the end of this part of the tutorial at the bottom of this tutorial, so you can compare your own project. Now that we’ve covered the basics of using the Nav Mesh, Nav … Read moreNavigation with the Nav Mesh Part 4: Patrolling and Chasing
In Part 1 we created a simple Nav Mesh, and made an agent walk on it, and in Part 2, we added some obstacles to introduce some actual need for navigation. In this part, we will link multiple meshes together and use off-mesh links to join them. This will vastly increase the capabilities of our … Read moreNavigation with the Nav Mesh Part 3: Going Off Mesh
In Part 1, we created a Nav Mesh and a Nav Mesh Agent to navigate on that mesh. We included a simple script to make the agent move from their starting position to a pre-determined target position, and they moved in a straight line. In this part, we will add some obstacles to the terrain … Read moreNavigation with the Nav Mesh Part 2: Obstacles and Targets
In this series of tutorials, we’ll go through setting up Unity’s built-in Nav Mesh, which enables pathfinding and navigation without the need for complex code. Before you Begin For Intermediate Unity Developers This tutorial series is for intermediate Unity users. I won’t go into detail on Unity basics, and assume you know your way around … Read moreNavigation with the Nav Mesh Part 1: Setup and Basic Navigation
I see a lot of great tutorials that make a big mistake. They advocate making lots of public fields/variables in Unity scripts. Even some of the best tutorials do this, and it’s BAD! It’s no surprise then, that many beginners make all of their variables public. Public fields have their place (or they wouldn’t be … Read moreTMI! Stop Making Everything Public!
In this tutorial, we’ll make a player character move to a position on the screen where the mouse was clicked or a finger tapped, just like in real-time strategy games and many mobile games. What We’ll Do The steps required are: Create a simple player. Detect a touch/mouse click position on the screen. Write a … Read moreMove Player to Click/Touch Position
In this quick tutorial, I’ll show you how to modify a UI object when the player moves the mouse over it. As always, if anything in this tutorial is new to you, refer to my Pong tutorial where I explain all the major Unity functionality in detail. In this tutorial we use Event Triggers, which … Read moreUI MouseOver