Function ray_plane_intersection

src/core/math/intersection.cpp:17–26

namespace crown
{
f32 ray_plane_intersection(const Vector3 &from, const Vector3 &dir, const Plane3 &p)
{
	const f32 num = dot(from, p.n);
	const f32 den = dot(dir, p.n);

	if (fequal(den, 0.0f))
		return -1.0f;

	return (p.d - num) / den;
}

f32 ray_disc_intersection(const Vector3 &from, const Vector3 &dir, const Vector3 &center, f32 radius, const Vector3 &normal)
{