diff options
Diffstat (limited to 'src/linear_algebra.rs')
| -rw-r--r-- | src/linear_algebra.rs | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/linear_algebra.rs b/src/linear_algebra.rs index eb9aca2..0051fa8 100644 --- a/src/linear_algebra.rs +++ b/src/linear_algebra.rs @@ -434,7 +434,8 @@ impl<T: Copy> Mat4<T> { // internally to the graphics API. This is necessary in order to produce the // homogenous behavior of the z-coordinate; it also acts as a convenient way // to scale the x and y coordinates by depth, implementing what artists call - // foreshortening. + // foreshortening. We will need to talk about this final post-processing + // step at length, so we call it "w-division" for convenience. // // The field of view is in radians, and is used as the angle measured // vertically from top to bottom of the screen. The computed y scale will be |