[.. upper level ..]

struct VG_Coll

Structure for returning a collision.

int type	Collision type: one from VG_COLL_TYPES
unsigned int tag	Collision-tag
unsigned int instanceid	Instance-ID of object collided with
const char *objid	Object-ID of the instance-ID
int side	Hit side(s): VG_COLL_SIDES (bitwise or'ed)
int percent	Overlapping in percent (distance of both center-pixels)