Function closestHeightPointTriangle

closestHeightPointTriangle(p: Vec3, a: Vec3, b: Vec3, c: Vec3): number
Calculates the closest height point on a triangle using barycentric coordinates.
Parameters
- p: Vec3
  The point to project
- a: Vec3
  First triangle vertex
- b: Vec3
  Second triangle vertex
- c: Vec3
  Third triangle vertex
Returns number
Height at position, or NaN if point is not inside triangle
- Defined in src/geometry.ts:276