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
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
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]