Foreword
We’ve all been just fiddling around with a red cube for the previous lessons ~ time to add a little texture.
So what exactly is a texture, and what can we do with it?
What is a texture map?
Texture is the image covering the surface of the geometry, such as the red cube we are tired of seeing, with texture, it can immediately become a express packaging box.
But texture can do much more than replace color.
There are many different types of texture maps for different purposes, let’s take a look at them one by one:
- Map ：(ColorMap) A color map is the simplest way of mapping, applying each pixel on the image to the geometry.
- Emissive Map：Self-illumination texture map, using a map with different shades of gray (grayscale map), used to describe which pixels on the material have self-illumination characteristics. It needs…
