osrm-backend/profiles/testbot.lua

129 lines
3.8 KiB
Lua

api_version = 1
-- Testbot profile
-- Moves at fixed, well-known speeds, practical for testing speed and travel times:
-- Primary road: 36km/h = 36000m/3600s = 100m/10s
-- Secondary road: 18km/h = 18000m/3600s = 100m/20s
-- Tertiary road: 12km/h = 12000m/3600s = 100m/30s
speed_profile = {
["primary"] = 36,
["secondary"] = 18,
["tertiary"] = 12,
["steps"] = 6,
["default"] = 24
}
-- these settings are read directly by osrm
properties.continue_straight_at_waypoint = true
properties.use_turn_restrictions = true
properties.max_speed_for_map_matching = 30/3.6 --km -> m/s
properties.weight_name = 'duration'
local uturn_penalty = 20
local traffic_light_penalty = 7 -- seconds
function limit_speed(speed, limits)
-- don't use ipairs(), since it stops at the first nil value
for i=1, #limits do
limit = limits[i]
if limit ~= nil and limit > 0 then
if limit < speed then
return limit -- stop at first speedlimit that's smaller than speed
end
end
end
return speed
end
function node_function (node, result)
local traffic_signal = node:get_value_by_key("highway")
if traffic_signal and traffic_signal == "traffic_signals" then
result.traffic_lights = true
-- TODO: a way to set the penalty value
end
end
function way_function (way, result)
local highway = way:get_value_by_key("highway")
local name = way:get_value_by_key("name")
local oneway = way:get_value_by_key("oneway")
local route = way:get_value_by_key("route")
local duration = way:get_value_by_key("duration")
local maxspeed = tonumber(way:get_value_by_key ( "maxspeed"))
local maxspeed_forward = tonumber(way:get_value_by_key( "maxspeed:forward"))
local maxspeed_backward = tonumber(way:get_value_by_key( "maxspeed:backward"))
local junction = way:get_value_by_key("junction")
if name then
result.name = name
end
result.forward_mode = mode.driving
result.backward_mode = mode.driving
if duration and durationIsValid(duration) then
result.duration = math.max( 1, parseDuration(duration) )
result.forward_mode = mode.route
result.backward_mode = mode.route
else
local speed_forw = speed_profile[highway] or speed_profile['default']
local speed_back = speed_forw
if highway == "river" then
local temp_speed = speed_forw
result.forward_mode = mode.river_down
result.backward_mode = mode.river_up
speed_forw = temp_speed*1.5
speed_back = temp_speed/1.5
elseif highway == "steps" then
result.forward_mode = mode.steps_down
result.backward_mode = mode.steps_up
end
if maxspeed_forward ~= nil and maxspeed_forward > 0 then
speed_forw = maxspeed_forward
else
if maxspeed ~= nil and maxspeed > 0 and speed_forw > maxspeed then
speed_forw = maxspeed
end
end
if maxspeed_backward ~= nil and maxspeed_backward > 0 then
speed_back = maxspeed_backward
else
if maxspeed ~=nil and maxspeed > 0 and speed_back > maxspeed then
speed_back = maxspeed
end
end
result.forward_speed = speed_forw
result.backward_speed = speed_back
end
if oneway == "no" or oneway == "0" or oneway == "false" then
-- nothing to do
elseif oneway == "-1" then
result.forward_mode = mode.inaccessible
elseif oneway == "yes" or oneway == "1" or oneway == "true" or junction == "roundabout" then
result.backward_mode = mode.inaccessible
end
if junction == 'roundabout' then
result.roundabout = true
end
end
function turn_function (turn)
if turn.direction_modifier == direction_modifier.uturn then
turn.duration = uturn_penalty
turn.weight = uturn_penalty
end
if turn.has_traffic_light then
turn.duration = turn.duration + traffic_light_penalty
end
end