a problem about terrain lod using quadtree

OpenGL OpenGL: Advanced Coding
1

if the terrain size(width or height) is not 2^n+1, how to process ? thanks.

2

Hi,

Either you could have variable-size nodes, or then you could insert some extra vertices outside the terrain to make it 2^n+1. You don’t have to draw anything there, of course.

-Ilkka

3

thanks justHanging