Moving just a bit away from image effects, this post, as the title betrays, is about GrabPass in shaders. GrabPass is a special pass of a shader that is used to get the contents of the screen in the place where an object would be rendered. So, basically its purpose is to project whatever’s “behind” …
One of the most popular effects to be used in video games the last years is the effect of chromatic aberration. Chromatic aberration is the effect that can be seen in low-quality camera footage, where on the edges of an object it seems as if the colors have a small offset. Recently it has been …
The concept of this tutorial is really simple. We may not want the image effect to be applied on the whole screen. We may want it in an area of a specific shape. Those are just some simple applications of mask textures in image effects. A mask texture is usually a black and white image used, …
You might (but probably not) have seen my newest game named “Sling Toss” for which you can find information on my projects page. Besides shamelessly promoting my game, I am mentioning it for a simple image effect it features. It’s really nothing special in a technical aspect. But it is something different from the default …
So, I decided to also start this series where I demonstrate and explain a few things about shaders in the Unity game engine in order to keep a documented repository of things I make that I find cool, as well as to actively post more blog posts. At this point I should point out that …