Files
CHOMPStation2/code/ZAS/Connection.dm
2014-02-19 17:11:09 -07:00

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#define CONNECTION_DIRECT 2
#define CONNECTION_SPACE 4
#define CONNECTION_INVALID 8
/turf/simulated/var/tmp/connection_manager/connections = new
/connection_manager/var/connection/N
/connection_manager/var/connection/S
/connection_manager/var/connection/E
/connection_manager/var/connection/W
/connection_manager/proc/get(d)
switch(d)
if(NORTH)
if(check(N)) return N
else return null
if(SOUTH)
if(check(S)) return S
else return null
if(EAST)
if(check(E)) return E
else return null
if(WEST)
if(check(W)) return W
else return null
/connection_manager/proc/place(connection/c, d)
switch(d)
if(NORTH) N = c
if(SOUTH) S = c
if(EAST) E = c
if(WEST) W = c
/connection_manager/proc/update_all()
if(check(N)) N.update()
if(check(S)) S.update()
if(check(E)) E.update()
if(check(W)) W.update()
/connection_manager/proc/check(connection/c)
return c && c.valid()
/connection/var/turf/simulated/A
/connection/var/turf/simulated/B
/connection/var/zone/zoneA
/connection/var/zone/zoneB
/connection/var/connection_edge/edge
/connection/var/state = 0
/connection/New(turf/simulated/A, turf/simulated/B)
#ifdef ZASDBG
ASSERT(air_master.has_valid_zone(A))
//ASSERT(air_master.has_valid_zone(B))
#endif
src.A = A
src.B = B
zoneA = A.zone
if(!istype(B))
mark_space()
edge = air_master.get_edge(A.zone,B)
edge.add_connection(src)
else
zoneB = B.zone
edge = air_master.get_edge(A.zone,B.zone)
edge.add_connection(src)
/connection/proc/mark_direct()
state |= CONNECTION_DIRECT
/connection/proc/mark_indirect()
state &= ~CONNECTION_DIRECT
/connection/proc/mark_space()
state |= CONNECTION_SPACE
/connection/proc/direct()
return (state & CONNECTION_DIRECT)
/connection/proc/valid()
return !(state & CONNECTION_INVALID)
/connection/proc/erase()
edge.remove_connection(src)
state |= CONNECTION_INVALID
/connection/proc/update()
//world << "Updated, \..."
if(!istype(A,/turf/simulated))
//world << "Invalid A."
erase()
return
if(air_master.air_blocked(A,B))
//world << "Blocked connection."
erase()
return
var/b_is_space = !istype(B,/turf/simulated)
if(state & CONNECTION_SPACE)
if(!b_is_space)
//world << "Invalid B."
erase()
return
if(A.zone != zoneA)
//world << "Zone changed, \..."
if(!A.zone)
erase()
//world << "erased."
return
else
edge.remove_connection(src)
edge = air_master.get_edge(A.zone, B)
edge.add_connection(src)
zoneA = A.zone
//world << "valid."
return
else if(b_is_space)
//world << "Invalid B."
erase()
return
if(A.zone == B.zone)
//world << "A == B"
erase()
return
if(A.zone != zoneA || (zoneB && (B.zone != zoneB)))
//world << "Zones changed, \..."
if(A.zone && B.zone)
edge.remove_connection(src)
edge = air_master.get_edge(A.zone, B.zone)
edge.add_connection(src)
zoneA = A.zone
zoneB = B.zone
else
//world << "erased."
erase()
return
//world << "valid."