Creating the Sun
The Sun will be rendered as a textured sphere. However, it's not shaded with front and back sides like our Earth. We need to render it unlit or rather unshaded. This means we need to create the
We have a texture file for the Sun, too (and all the planets as well).We won't show all of them in the chapter although they're included with the downloadable files for the book.
Drag a copy of the
sun_tex.png file onto your
Unlit texture shaders
As we've seen earlier in this book, unlit shaders are much simpler than ones with lighting. In your
res/raw/ folder, create files for
unlit_tex_fragment.shader, and then define them, as follows.