Category: Tutorial

The Mathematics of Epidemics

Mar 30, 2020

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in Discussion, Maths, Tutorial

This online course introduces the topic of modelling and simulating epidemics. If you are interested in understanding how Mathematicians, Programmers and Data Scientists are studying and fighting the spread of diseases, this series of posts is what you are looking for. This online course is inspired by the recent COVID-19 pandemic. Now more than ever…
Journey Sand Shader: Ripples

Oct 8, 2019

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in Shaders, Tutorial, Unity

This is the sixth part of the online series dedicated to Journey Sand Shader. In this final post, we will recreate the typical sand ripples that appear due to the dune-wind interaction.
Journey Sand Shader: Glitter Reflection

Oct 8, 2019

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in Shaders, Tutorial, Unity

This is the fifth part of the online series dedicated to Journey Sand Shader. In this fifth post, we will recreate the shimmering reflections that are typically seen on sand dunes. Shortly after the publication of this series, Julian Oberbeck and Paul Nadalack made their own attempt at recreating a Journey-inspired scene in Unity. You…
Journey Sand Shader: Specular Reflection

Oct 8, 2019

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in Shaders, Tutorial, Unity

This is the fourth part of the online series dedicated to Journey Sand Shader. In this fourth post, we will focus on the specular reflections that make the dunes look like an ocean of sand.
Journey Sand Shader: Sand Normal

Oct 8, 2019

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in Shaders, Tutorial, Unity

This is the third part of the online series dedicated to Journey Sand Shader. In this third post, we will focus on the normal mapping that will turn smooth 3D models into sandy dunes.
Journey Sand Shader: Diffuse Colour

Oct 8, 2019

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in Shaders, Tutorial, Unity

This is the second part of the online series dedicated to Journey Sand Shader. In this second post we will focus on the lighting model used in the game, and how to recreate it in Unity.
A Journey Into Journey’s Sand Shader

Oct 8, 2019

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in Shaders, Tutorial, Unity

This is the first part of the online series inspired by the sand rendering of Journey. Join me in this journey into the secrets that made Journey’s sand shader so iconic.
Believable Caustics Reflections

Sep 13, 2019

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in Shaders, Tutorial, Unity

Creating believable caustics reflections is something that most technical artists have attempted achieving at some point in their career. If you are a game developer, one of the main reasons to use Twitter is the endless stream of inspiration it can provide. A few days ago Florian Gelzenleuchter (kolyaTQ on twitter) posted a GIF of a caustics…
Interactive Map Shader: Terrain Shading

Jul 3, 2019

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in Shaders, Tutorial, Unity

This is the third part of the online course dedicated to interactive maps. This is a tutorial in three parts: A link to download the Unity package for this tutorial can be found at the end of this article.
Interactive Map Shader: Scrolling Effect

Jul 3, 2019

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in Shaders, Tutorial, Unity

This is the second part of the online course dedicated to interactive maps. This is a tutorial in three parts: A link to download the Unity package for this tutorial can be found at the end of this article.