Add reference to circumcenter calculation in Triangle3d

bevyengine · Mar 20, 2024 · f843b9c · f843b9c
1 parent 16027c4
commit f843b9c
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/crates/bevy_math/src/primitives/dim3.rs b/crates/bevy_math/src/primitives/dim3.rs
@@ -731,6 +731,7 @@ impl Triangle3d {
  let [a, b, c] = self.vertices;
  let ab = b - a;
  let ac = c - a;
+ // Reference: https://gamedev.stackexchange.com/questions/60630/how-do-i-find-the-circumcenter-of-a-triangle-in-3d
  let m = a
  + ((ac.length_squared() * ab.cross(ac).cross(ab)
  + ab.length_squared() * ac.cross(ab).cross(ac))