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Unity Shaders and Effects Cookbook by Kenny Lammers

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Creating a Phong Specular type

The most basic and performance-friendly Specular type is the Phong Specular effect. It is the calculation of the light direction reflecting off of the surface compared to the user's view direction. It is a very common Specular model used in many applications, from games to movies. While it isn't the most realistic in terms of accurately modeling the reflected Specular, it gives a great approximation that performs well in most situations. Plus, if your object is further away from the camera and the need for a very accurate Specular isn't needed, this is a great way to provide a Specular effect on your Shaders.

In this recipe, we will be covering how to implement the per vertex version of the and also see how to implement ...

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