{"id":303,"date":"2019-09-23T16:08:05","date_gmt":"2019-09-23T07:08:05","guid":{"rendered":"http:\/\/blog.fasthiking.net\/?p=303"},"modified":"2019-09-23T16:08:59","modified_gmt":"2019-09-23T07:08:59","slug":"%e9%95%b7%e8%b7%9d%e9%9b%a2%e8%87%aa%e7%84%b6%e6%ad%a9%e9%81%93%e3%82%92%e5%9c%b0%e5%9b%b3%e3%81%a7%e7%9c%ba%e3%82%81%e3%82%8b-%ef%bd%9e%e3%81%9d%e3%81%ae2%ef%bd%9e","status":"publish","type":"post","link":"https:\/\/blog.fasthiking.net\/?p=303","title":{"rendered":"\u9577\u8ddd\u96e2\u81ea\u7136\u6b69\u9053\u3092\u5730\u56f3\u3067\u773a\u3081\u308b \uff5e\u305d\u306e2\uff5e"},"content":{"rendered":"

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\u4ee5\u4e0bURL\u3067\u3044\u3051\u307e\u3059\u3002
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\n$Z\uff1a\u30ba\u30fc\u30e0\u30ec\u30d9\u30eb
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 <\/p>\n

Web\u30b5\u30fc\u30d0\u306b\u69cb\u7bc9\u3059\u308b\u5834\u5408<\/h3>\n

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index.php<\/h4>\n
\u00a0<?php\r\n\u00a0\u00a0 \u00a0$debug_on = 0;\u00a0\u00a0 \u00a0\/\/0\u4ee5\u5916\u306b\u3059\u308b\u3068\u30c7\u30d0\u30c3\u30b0\u30e2\u30fc\u30c9\r\n\u00a0\u00a0 \u00a0$params = explode('\/', $_SERVER['REQUEST_URI']);\r\n\u00a0\u00a0 \u00a0$tileZ = intval($params[3]);\r\n\u00a0\u00a0 \u00a0$tileX = floatval($params[4]);\r\n\u00a0\u00a0 \u00a0$tileY = floatval($params[5]);\r\n\u00a0\u00a0 \u00a0debug('tileZ');\r\n\u00a0\u00a0 \u00a0debug('tileX');\r\n\u00a0\u00a0 \u00a0debug('tileY');\r\n\r\n\u00a0\u00a0 \u00a0$constL = (180 \/ M_PI) * asin(tanh(M_PI));\r\n\u00a0\u00a0 \u00a0$tileSize = 256;\r\n\r\n\u00a0\u00a0 \u00a0$lat1 = TileToLatitude($tileY, $tileZ);\r\n\u00a0\u00a0 \u00a0$lat2 = TileToLatitude($tileY - 1, $tileZ);\r\n\u00a0\u00a0 \u00a0$lon1 = TileToLongitude($tileX, $tileZ);\r\n\u00a0\u00a0 \u00a0$lon2 = TileToLongitude($tileX + 1, $tileZ);\r\n\u00a0\u00a0 \u00a0debug(\"lat1\");\r\n\u00a0\u00a0 \u00a0debug(\"lat2\");\r\n\u00a0\u00a0 \u00a0debug(\"lon1\");\r\n\u00a0\u00a0 \u00a0debug(\"lon2\");\r\n\u00a0\u00a0 \u00a0$Y1 = LatitudeToMercator($lat1);\r\n\u00a0\u00a0 \u00a0$Y2 = LatitudeToMercator($lat2);\r\n\u00a0\u00a0 \u00a0$X1 = LongitudeToMercator($lon1);\r\n\u00a0\u00a0 \u00a0$X2 = LongitudeToMercator($lon2);\r\n\r\n\u00a0\u00a0 \u00a0debug(\"X1\");\r\n\u00a0\u00a0 \u00a0debug(\"X2\");\r\n\u00a0\u00a0 \u00a0debug(\"Y1\");\r\n\u00a0\u00a0 \u00a0debug(\"Y2\");\r\n\r\n\u00a0\u00a0 \u00a0$url1 = 'https:\/\/www2.env.go.jp\/eiadb\/arcgis1\/rest\/services\/category01_06_02_201906\/MapServer\/export?dynamicLayers=%5B%7B%22id%22%3A5%2C%22source%22%3A%7B%22type%22%3A%22mapLayer%22%2C%22mapLayerId%22%3A5%7D%2C%22drawingInfo%22%3A%7B%22transparency%22%3A0%7D%2C%22minScale%22%3A0%2C%22maxScale%22%3A0%7D%5D&dpi=96&transparent=true&format=png32&layers=show%3A5&bbox=';\r\n\u00a0\u00a0 \u00a0$url2 = '&bboxSR=102100&imageSR=102100&size=256%2C256&f=image';\r\n\u00a0\u00a0 \u00a0$url = $url1 . $X1 . ',' . $Y1 . ',' . $X2 . ',' . $Y2 . $url2;\r\n\u00a0\u00a0 \u00a0debug(\"url\");\r\n\r\n\u00a0\u00a0 \u00a0$im = imagecreatefrompng($url);\r\n\u00a0\u00a0 \u00a0imagealphablending($im, false);\r\n\u00a0\u00a0 \u00a0imagesavealpha($im, true);\r\n\u00a0\u00a0 \u00a0if($debug_on == 0){\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0header('Content-Type: image\/png');\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0imagepng($im);\r\n\u00a0\u00a0 \u00a0}\r\n\u00a0\u00a0 \u00a0imagedestroy($im);\r\n\r\n\u00a0\u00a0 \u00a0\/\/\u30e1\u30a4\u30f3\u30eb\u30fc\u30c1\u30f3\u7d42\u4e86\r\n\r\n\u00a0\u00a0 \u00a0\/************************************************************************\/\r\n\u00a0\u00a0 \u00a0\/\/debug\u3002\u95a2\u6570\u5185\u3067\u306f\u4f7f\u3048\u306a\u3044\r\n\u00a0\u00a0 \u00a0function debug($str){\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0global ${$str};\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0global $debug_on;\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0if($debug_on != 0){\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0echo \"\u5909\u6570\u540d:\" . $str . \"<br \/>\";\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0var_dump(${$str});\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0echo \"<br \/>\";\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0}\r\n\u00a0\u00a0 \u00a0}\r\n\r\n\u00a0\u00a0 \u00a0\/\/\u5ea6\u2192\u30e9\u30b8\u30a2\u30f3\u5909\u63db\r\n\u00a0\u00a0 \u00a0function ToRadian($degrees){\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0return $degrees * M_PI \/ 180.0;\r\n\u00a0\u00a0 \u00a0}\r\n\r\n\u00a0\u00a0 \u00a0\/\/\u30e9\u30b8\u30a2\u30f3\u2192\u5ea6\u5909\u63db\r\n\u00a0\u00a0 \u00a0function ToDegrees($radian){\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0return $radian * 180.0 \/ M_PI;\r\n\u00a0\u00a0 \u00a0}\r\n\r\n\u00a0\u00a0 \u00a0\/\/\u30bf\u30a4\u30eb\u5ea7\u6a19tileY\u3068\u30ba\u30fc\u30e0\u30ec\u30d9\u30ebtileZ\u304b\u3089\u7def\u5ea6lat\u3092\u8a08\u7b97\u3059\u308b\r\n\u00a0\u00a0 \u00a0function TileToLatitude($tileY, $tileZ){\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0global $constL;\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0global $tileSize;\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0debug(\"constL\");\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0debug(\"tileSize\");\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0$y1 = -1.0 * (M_PI \/ pow(2.0, $tileZ + 7.0)) * $tileY * $tileSize;\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0$y2 = atanh(sin((M_PI \/ 180.0) * $constL));\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0$y3 = tanh($y1 + $y2);\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0$lat = (180.0 \/ M_PI) * asin($y3);\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\/\/var_dump($y1);\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\/\/echo \"<br \/>\";\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\/\/var_dump($y2);\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\/\/echo \"<br \/>\";\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\/\/var_dump($y3);\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\/\/echo \"<br \/>\";\r\n\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0return $lat;\r\n\u00a0\u00a0 \u00a0}\r\n\r\n\u00a0\u00a0 \u00a0\/\/\u30bf\u30a4\u30eb\u5ea7\u6a19tileX\u3068\u30ba\u30fc\u30e0\u30ec\u30d9\u30ebtileZ\u304b\u3089\u7d4c\u5ea6lon\u3092\u8a08\u7b97\u3059\u308b\r\n\u00a0\u00a0 \u00a0function TileToLongitude($tileX, $tileZ){\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0global $tileSize;\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0$lon\u00a0 = 180.0 * ($tileX * $tileSize \/ pow(2.0, $tileZ + 7.0) - 1.0);\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0return $lon;\r\n\u00a0\u00a0 \u00a0}\r\n\r\n\u00a0\u00a0 \u00a0\/\/\u7def\u5ea6lat\u304b\u3089Web Mercator\u5ea7\u6a19\u3092\u8a08\u7b97\u3059\u308b\r\n\u00a0\u00a0 \u00a0function LatitudeToMercator($lat){\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0global $tileZ;\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0$R = 6378137.0;\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0$U = 0.017453292519943;\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0$d = $lat * $U;\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0$dif = 40140800.0 \/ pow(2, $tileZ);\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\/\/\u7def\u5ea6\u306e\u307b\u3046\u304c\u306a\u305c\u304b\u30ba\u30ec\u308b\u306e\u3067\u88dc\u6b63\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\/\/echo $dif.\"<br>\";\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0return $R \/ 2.0 * log((1.0 + sin($d)) \/ (1.0 - sin($d))) - $dif;\r\n\u00a0\u00a0 \u00a0}\r\n\r\n\u00a0\u00a0 \u00a0\/\/\u7d4c\u5ea6lon\u304b\u3089Web Mercator\u5ea7\u6a19\u3092\u8a08\u7b97\u3059\u308b\r\n\u00a0\u00a0 \u00a0function LongitudeToMercator($lon){\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\/\/$R = 6356752.314245179;\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0$R = 6378137.0;\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0$U = 0.017453292519943;\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0return $lon * $U * $R;\r\n\u00a0\u00a0 \u00a0}\r\n?><\/pre>\n
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