Пример #1
0
 def init_from_geospatial_pair(cls, start_geospatial, end_geospatial, 
       geospatials_to_latlngs, elevation_points_to_pylon_points_ratio):
     arc_length_step_size = (parameters.PYLON_SPACING / 
                                elevation_points_to_pylon_points_ratio)
     geospatials, arc_lengths = util.build_grid(start_geospatial,
                            end_geospatial, arc_length_step_size)
     latlngs = geospatials_to_latlngs(geospatials)
     data = cls(geospatials, latlngs, arc_lengths)
     return data        
Пример #2
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 def compute_land_cost(self):
     if config.INCLUDE_LAND_COST:
         edge_is_in_right_of_way = (self.start_point.is_in_right_of_way and
                                    self.end_point.is_in_right_of_way)
         if edge_is_in_right_of_way:
             self.land_cost = landcover.RIGHT_OF_WAY_LAND_COST
         else:
             landcover_geospatials, distances = util.build_grid(
                                            self.start_point.geospatial,
                                            self.end_point.geospatial,
                                            landcover.LAND_POINT_SPACING)
             landcover_latlngs = self.geospatials_to_latlngs(
                                            landcover_geospatials)
             self.land_cost = landcover.get_land_cost(landcover_latlngs)
     else:
         self.land_cost = 0
Пример #3
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 def spatial_slice_points_builder(abstract_x_coord, spatial_slice_bounds,
                                                          slice_start_id):
     spatial_slice_y_spacing = spatial_slice_bounds["ySpacing"]
     spline_geospatials = spatial_slice_bounds["splineGeospatials"]
     directions_geospatials = spatial_slice_bounds["directionsGeospatials"]
     spatial_slice_geospatials, distances = util.build_grid(
                                         spline_geospatials,
                                         directions_geospatials,
                                         spatial_slice_y_spacing)
     point_id = slice_start_id
     abstract_y_coord = 0
     spatial_slice_points = []
     for spatial_slice_geospatial in spatial_slice_geospatials:
         is_in_right_of_way = (abstract_y_coord == 0)
         new_spatial_point = SpatialPoint(point_id, abstract_x_coord,
             abstract_y_coord, spatial_slice_geospatial, is_in_right_of_way)
         spatial_slice_points.append(new_spatial_point)
         point_id += 1
         abstract_y_coord += 1        
     return [spatial_slice_points, point_id]