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Add options to tile generation.

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This commit is contained in:
Sergey Vartanov 2021-08-25 23:56:49 +03:00
parent 163fe4060b
commit fe2714c927
26 changed files with 448 additions and 524 deletions
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12
roentgen/flinger.py
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@ -5,7 +5,7 @@ from typing import Optional
import numpy as np
from roentgen.util import MinMax
from roentgen.boundary_box import BoundaryBox
__author__ = "Sergey Vartanov"
__email__ = "me@enzet.ru"
@ -45,7 +45,7 @@ class Flinger:
def __init__(
self,
geo_boundaries: MinMax,
geo_boundaries: BoundaryBox,
scale: float = 18,
border: np.array = np.array((0, 0)),
) -> None:
@ -53,14 +53,14 @@ class Flinger:
:param geo_boundaries: minimum and maximum latitude and longitude
:param scale: OSM zoom level
"""
self.geo_boundaries: MinMax = geo_boundaries
self.geo_boundaries: BoundaryBox = geo_boundaries
self.border = border
self.ratio: float = (
osm_zoom_level_to_pixels_per_meter(scale) * EQUATOR_LENGTH / 360
)
self.size: np.array = border * 2 + self.ratio * (
pseudo_mercator(self.geo_boundaries.max_)
- pseudo_mercator(self.geo_boundaries.min_)
pseudo_mercator(self.geo_boundaries.max_())
- pseudo_mercator(self.geo_boundaries.min_())
)
self.pixels_per_meter = osm_zoom_level_to_pixels_per_meter(scale)
@ -74,7 +74,7 @@ class Flinger:
"""
result: np.array = self.border + self.ratio * (
pseudo_mercator(coordinates)
- pseudo_mercator(self.geo_boundaries.min_)
- pseudo_mercator(self.geo_boundaries.min_())
)
# Invert y axis on coordinate plane.