What does a RAW file contain?
RAW files simply contain the bytes of the image one after another.
What is the program Terragen used for?
a program used to generate heightmaps procedurally that provides tools for modifiying heightmaps
True or False
Blend maps are embedded into the alpha channels of color maps.
False
You can use a __________ filter to smooth out rough edges of a heightmap.
blur
You use a(n) _________ to describe hills and valleys in a terrain.
heightmap
After you finish creating your heightmap, in what format should you save it (according to the book)?
8-bit RAW file
In what two ways can heightmaps be generated?
procedurally with a program like Terragen or in an image editor such as Photoshop
True or False
When using a heightmap you can only apply one single texture to the entire heightmap.
False
Why can RAW files be easily read in a block of memory with one std::ifstream::read call?
Because a RAW file is nothing more than a contiguous block of bytes (where each byte is a heightmap entry).
What are blend maps used for?
when blending layers, it is used to control the amount each layer contributes to the final terrain image
