When you export an object from 3D software, it assigns a color to the object to be affected, either by lighting or multiplication of another color. Such color is known as Vertex Color and is white by default, with the values 1.0f in RGBA channels.
Here's your free sample!
We are a team of indie developers with more than 9 years of experience in video games. As an independent studio, we have developed Nom Noms in which we published with Hyperbeard in 2019. We are currently developing The Unity Shader Bible.