本文整理匯總了Python中graphserver.core.WalkOptions.turn_penalty方法的典型用法代碼示例。如果您正苦於以下問題：Python WalkOptions.turn_penalty方法的具體用法？Python WalkOptions.turn_penalty怎麽用？Python WalkOptions.turn_penalty使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類graphserver.core.WalkOptions的用法示例。
在下文中一共展示了WalkOptions.turn_penalty方法的4個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Python代碼示例。
示例1: path
# 需要導入模塊: from graphserver.core import WalkOptions [as 別名]
# 或者: from graphserver.core.WalkOptions import turn_penalty [as 別名]
def path(self, lat1, lng1, lat2, lng2, transfer_penalty=0, walking_speed=1.0, hill_reluctance=20, narrative=True, jsoncallback=None):
t0 = time.time()
origin = "osm-%s"%self.osmdb.nearest_node( lat1, lng1 )[0]
dest = "osm-%s"%self.osmdb.nearest_node( lat2, lng2 )[0]
endpoint_find_time = time.time()-t0
print origin, dest
t0 = time.time()
wo = WalkOptions()
#wo.transfer_penalty=transfer_penalty
#wo.walking_speed=walking_speed
wo.walking_speed=4
wo.walking_overage = 0
wo.hill_reluctance = 20
wo.turn_penalty = 15
edgepayloads = self.ch.shortest_path( origin, dest, State(1,0), wo )
wo.destroy()
route_find_time = time.time()-t0
t0 = time.time()
names = []
geoms = []
profile = Profile()
total_dist = 0
total_elev = 0
if narrative:
names, total_dist = get_full_route_narrative( self.osmdb, edgepayloads )
for edgepayload in edgepayloads:
geom, profile_seg = self.shortcut_cache.get( edgepayload.external_id )
#geom = get_ep_geom( self.osmdb, edgepayload )
#profile_seg = get_ep_profile( self.profiledb, edgepayload )
geoms.extend( geom )
profile.add( profile_seg )
route_desc_time = time.time()-t0
ret = json.dumps( (names,
encode_pairs( [(lat, lon) for lon, lat in geoms] ),
profile.concat(300),
{ 'route_find_time':route_find_time,
'route_desc_time':route_desc_time,
'endpoint_find_time':endpoint_find_time,},
{ 'total_dist':total_dist,
'total_elev':total_elev}) )
if jsoncallback:
return "%s(%s)"%(jsoncallback,ret)
else:
return ret示例2: path
# 需要導入模塊: from graphserver.core import WalkOptions [as 別名]
# 或者: from graphserver.core.WalkOptions import turn_penalty [as 別名]
def path(self,
origin,
dest,
currtime=None,
time_offset=None,
transfer_penalty=0,
walking_speed=1.0,
hill_reluctance=1.5,
turn_penalty=None,
walking_reluctance=None,
max_walk=None,
jsoncallback=None):
performance = {}
if currtime is None:
currtime = int(time.time())
if time_offset is not None:
currtime += time_offset
# time path query
t0 = time.time()
wo = WalkOptions()
wo.transfer_penalty=transfer_penalty
wo.walking_speed=walking_speed
wo.hill_reluctance=hill_reluctance
if turn_penalty is not None:
wo.turn_penalty = turn_penalty
if walking_reluctance is not None:
wo.walking_reluctance = walking_reluctance
if max_walk is not None:
wo.max_walk = max_walk
spt = self.graph.shortest_path_tree( origin, dest, State(1,currtime), wo )
vertices, edges = spt.path( dest )
performance['path_query_time'] = time.time()-t0
t0 = time.time()
narrative = list(postprocess_path(vertices, edges, self.vertex_events, self.edge_events))
performance['narrative_postprocess_time'] = time.time()-t0
t0 = time.time()
wo.destroy()
spt.destroy()
performance['cleanup_time'] = time.time()-t0
ret = {'narrative':narrative, 'performance':performance}
if jsoncallback is None:
return json.dumps(ret, indent=2, cls=SelfEncoderHelper)
else:
return "%s(%s)"%(jsoncallback,json.dumps(ret, indent=2, cls=SelfEncoderHelper))示例3: make_native_ch
# 需要導入模塊: from graphserver.core import WalkOptions [as 別名]
# 或者: from graphserver.core.WalkOptions import turn_penalty [as 別名]
def make_native_ch(basename):
gdb = GraphDatabase( basename+".gdb" )
gg = gdb.incarnate()
wo = WalkOptions()
wo.hill_reluctance=20
wo.walking_speed=4
wo.walking_overage = 0
wo.turn_penalty = 15
ch = gg.get_contraction_hierarchies( wo )
chdowndb = GraphDatabase( basename+".down.gdb", overwrite=True )
chdowndb.populate( ch.downgraph, reporter=sys.stdout )
chupdb = GraphDatabase( basename+".up.gdb", overwrite=True )
chupdb.populate( ch.upgraph, reporter=sys.stdout )示例4: path
# 需要導入模塊: from graphserver.core import WalkOptions [as 別名]
# 或者: from graphserver.core.WalkOptions import turn_penalty [as 別名]
def path(self,
origin,
dest,
currtime=None,
time_offset=None,
transfer_penalty=0,
walking_speed=1.0,
hill_reluctance=1.5,
turn_penalty=None,
walking_reluctance=None,
max_walk=None,
jsoncallback=None):
performance = {}
if currtime is None:
currtime = int(time.time())
if time_offset is not None:
currtime += time_offset
# time path query
t0 = time.time()
wo = WalkOptions()
wo.transfer_penalty=transfer_penalty
wo.walking_speed=walking_speed
wo.hill_reluctance=hill_reluctance
if turn_penalty is not None:
wo.turn_penalty = turn_penalty
if walking_reluctance is not None:
wo.walking_reluctance = walking_reluctance
if max_walk is not None:
wo.max_walk = max_walk
spt = self.graph.shortest_path_tree( origin, dest, State(1,currtime), wo, maxtime=4000000000, hoplimit=2000000, weightlimit=4000000000 )
try:
vertices, edges = spt.path( dest )
except Exception, e:
return json.dumps( {'error':str(e)} )