Consider acceleration profile of vehicle travelling - particularly affects very short routes.

include/engine/api/base_parameters.hpp

@@ -81,6 +81,8 @@ struct BaseParameters
     bool generate_hints = true;
 
     SnappingType snapping = SnappingType::Default;
+    // Whether or not to add acceleration/decelleration penalties at waypoints
+    double waypoint_acceleration_factor = 0.;
 
     BaseParameters(const std::vector<util::Coordinate> coordinates_ = {},
                    const std::vector<boost::optional<Hint>> hints_ = {},
@@ -89,10 +91,11 @@ struct BaseParameters
                    std::vector<boost::optional<Approach>> approaches_ = {},
                    bool generate_hints_ = true,
                    std::vector<std::string> exclude = {},
-                   const SnappingType snapping_ = SnappingType::Default)
+                   const SnappingType snapping_ = SnappingType::Default,
+                   bool waypoint_acceleration_factor_ = 0.)
         : coordinates(coordinates_), hints(hints_), radiuses(radiuses_), bearings(bearings_),
           approaches(approaches_), exclude(std::move(exclude)), generate_hints(generate_hints_),
-          snapping(snapping_)
+          snapping(snapping_), waypoint_acceleration_factor(waypoint_acceleration_factor_)
     {
     }