Horizon
viatype.h
1 #pragma once
2 
3 enum class VIATYPE : int
4 {
5  THROUGH = 3, /* Always a through hole via */
6  BLIND_BURIED = 2, /* this via can be on internal layers */
7  MICROVIA = 1, /* this via which connect from an external layer
8  * to the near neighbor internal layer */
9  NOT_DEFINED = 0 /* not yet used */
10 };