#The level structure must begin with the word "pipenightdreams"
pipenightdreams{
speed=3 #defines the speed of the flow, must be >=1
level=1 #not used
start_delay=1200 # between 0..2000
graph_dir="pipes_metal" #first directory to search for graphics
graph_dir="flow_green"
graph_dir="arrows_yellow"
graph_dir="default"
restrict_coef=0 #defines the % of restricted connections
fixed_coef=0 #defines the % of fixed pipes
required=12
background=mosaic #defines the type of the background
entry{ #entry attributes block
row=6
column=2
side=north
}
exit{ #exit attributes block
row=1
column=6
side=south
}
}