all_water.brf

---context:global   # following code refers to global config

# the elevation parameters

assign downhillcost 0
assign downhillcutoff 1.5
assign uphillcost 0
assign uphillcutoff 1.5

---context:way   # following code refers to way-tags

assign turncost 0
assign initialcost 0

assign costfactor
  switch waterway=stream|ditch|drain
         switch boat=yes                    1
         switch canoe=yes                   1
		                                    100000
#  switch not highway=                      1
#  switch not railway=                      1
  switch not or waterway= waterway=unknown  1
  switch not whitewater=  1
  switch boat=yes         1
  switch not canoe=       1
  switch not water=       1
  switch not route=       1
  switch man_made=pier    1
  100000

---context:node  # following code refers to node tags

assign initialcost 0