- fixed seg vertex adjustment (from a commit that wasn't copied to this branch.) and added viewx etc. to a global header .

src/p_setup.cpp

@@ -1324,15 +1324,15 @@ void P_LoadSegs (MapData * map)
 				if ((vnum2 > vnum1) && (vertchanged[vnum2] == 0))
 				{
 					li->v2->set(
-						li->v1->fX() + dis * dx,
-						li->v1->fY() + dis * dy);
+						li->v1->fX() + dis * delta.X,
+						li->v1->fY() + dis * delta.Y);
 					vertchanged[vnum2] = 1; // this was changed
 				}
 				else if (vertchanged[vnum1] == 0)
 				{
 					li->v1->set(
-						li->v2->fX() - dis * dx,
-						li->v2->fY() - dis * dy);
+						li->v2->fX() - dis * delta.X,
+						li->v2->fY() - dis * delta.Y);
 					vertchanged[vnum1] = 1; // this was changed
 				}
 			}