61 lines
1.6 KiB
Python
61 lines
1.6 KiB
Python
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# -------------------------------------------------------------------
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# ORTHOGRAPHIC
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# Your personal aerial satellite. Always on. At any altitude.*
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# Developed by MarStrMind
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# License: MIT
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# Up to date version always on marstr.online
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# -------------------------------------------------------------------
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# functions.py
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# A number of utility functions that don't belong in any class
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# -------------------------------------------------------------------
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import os
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import json
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from defines import *
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# Find out if we have a tiledata.json file at all
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def doesTileDataExist(lat, lng):
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e = False
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if os.path.isfile(mstr_datafolder + "Tiles\\" + str(lat) + "_" + str(lng) + "\\data.db"):
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e = True
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return e
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# Find adjacent tiles to check against existing chosen imagery
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#
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# The provided tile is the center, and it will provide a list of
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# all adjacent tiles, like so:
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#
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# #
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# #X#
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# #
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#
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# If we are in a corner, those will be omitted.
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def findAdjacentTilesTo(v, h):
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adj = []
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adj.append( (v+1, h) ) # Top
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adj.append( (v, h+1) ) # Right
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adj.append( (v-1, h) ) # Bottom
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adj.append( (v, h-1) ) # Left
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return adj
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# Find the tiles we need in order to construct zoom level 16 photos,
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# based on the tile provided. This is usually called at the very end
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# of the ortho generation process.
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def findZL16tiles(v, h):
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# Contains the tiles, in forward order (order of processing)
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tiles = []
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for y in range(0, 4):
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tr = []
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for x in range(0, 4):
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tl = (v+y, h+x)
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tr.append(tl)
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tiles.append(tr)
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return tiles
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