Function BoundingSphereUpdate

trinity/Utilities/BoundingSphere.cpp:33–47

}

void BoundingSphereUpdate( const Vector3& pos, Vector4& sphere )
{
	// do not update if is inside
	if( BoundingSphereIsInside( sphere, pos ) )
	{
		return;
	}

	// extend sphere
	Vector3 delta = pos - (Vector3&)sphere;
	float deltaLen = Length( delta );

	(Vector3&)sphere += 0.5f * ( 1.f - sphere.w / deltaLen ) * delta;
	sphere.w = 0.5f * ( sphere.w + deltaLen );
}

void BoundingSphereUpdate( const Vector4& addSphere, Vector4& resultSphere )
{