Révision ffebe856
ID | ffebe8560a628d484da10f2a4068b57a5442dcb2 |
Parent | 6dea1698 |
Enfant | 7096d2f9 |
do not display ref_points and panorama further than 25km from the current one (tunable in constant)
Fichiers
- ajouté
- modifié
- copié
- renommé
- supprimé
Révisions
class/GeoPoint.class.php | ||
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1 |
<?php |
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2 |
require_once(dirname(__FILE__).'/utils.class.php'); |
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3 |
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4 |
interface LatLon { |
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5 |
public function get_lat(); |
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6 |
public function get_lon(); |
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7 |
} |
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8 |
|
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9 |
interface Collection { |
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10 |
public static function get_all(); |
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11 |
} |
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12 |
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13 |
abstract class GeoPoint implements LatLon, Collection { |
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14 |
/** distance, by Vincenty formula |
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15 |
see http://stackoverflow.com/a/10054282 |
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*/ |
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17 |
public function distance($other_point) { |
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18 |
$earthRadius = 6371; |
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19 |
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20 |
// convert from degrees to radians |
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21 |
$latFrom = deg2rad($this->get_lat()); |
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22 |
$lonFrom = deg2rad($this->get_lon()); |
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23 |
$latTo = deg2rad($other_point->get_lat()); |
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24 |
$lonTo = deg2rad($other_point->get_lon()); |
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25 |
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26 |
$lonDelta = $lonTo - $lonFrom; |
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27 |
$a = pow(cos($latTo) * sin($lonDelta), 2) + |
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pow(cos($latFrom) * sin($latTo) - |
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29 |
sin($latFrom) * cos($latTo) * cos($lonDelta), 2); |
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30 |
$b = sin($latFrom) * sin($latTo) + |
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31 |
cos($latFrom) * cos($latTo) * cos($lonDelta); |
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32 |
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$angle = atan2(sqrt($a), $b); |
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34 |
return $angle * $earthRadius; |
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} |
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36 |
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/** Gets only the points in a circle of $distance km arround $opint |
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38 |
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@param $target a LatLon |
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*/ |
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41 |
public static function near_points($target, $distance) { |
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$near_points = array(); |
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43 |
foreach (static::get_all() as $point) { |
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44 |
if ($point->distance($target) < $distance) { |
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$near_points[] = $point; |
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} |
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} |
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return $near_points; |
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} |
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} |
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51 |
?> |
class/RefPoint.class.php | ||
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1 | 1 |
<?php |
2 | 2 |
require_once(dirname(__FILE__).'/../constants.inc.php'); |
3 |
|
|
3 |
require_once(dirname(__FILE__).'/GeoPoint.class.php'); |
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4 | 4 |
// |
5 |
class RefPoint { |
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5 |
class RefPoint extends GeoPoint {
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6 | 6 |
static $all_ref_points_cache; |
7 | 7 |
public $name; |
8 | 8 |
public $lon; |
... | ... | |
16 | 16 |
$this->ele = $values[2]; |
17 | 17 |
} |
18 | 18 |
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19 |
public function get_lat() { |
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20 |
return $this->lat; |
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21 |
} |
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22 |
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23 |
public function get_lon() { |
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24 |
return $this->lon; |
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25 |
} |
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26 |
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19 | 27 |
public static function load_if_needed() { |
20 | 28 |
if (!isset(self::$all_ref_points_cache)) { |
21 | 29 |
if (file_exists(REF_POINTS_PATH)) { |
class/site_point.class.php | ||
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1 | 1 |
<?php |
2 | 2 |
require_once(dirname(__FILE__).'/../constants.inc.php'); |
3 | 3 |
require_once(dirname(__FILE__).'/utils.class.php'); |
4 |
require_once(dirname(__FILE__).'/GeoPoint.class.php'); |
|
4 | 5 |
// |
5 | 6 |
class PanoramaFormatException extends Exception { |
6 | 7 |
/** If the files organization is not correct for a panorama, we can't let it go... |
7 | 8 |
*/ |
8 | 9 |
} |
9 | 10 |
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10 |
class site_point { |
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11 |
class site_point extends GeoPoint {
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11 | 12 |
/** Defines a point, with a panorama |
12 | 13 |
*/ |
13 | 14 |
private $base_dir; // dir of tiles for that panorama |
... | ... | |
121 | 122 |
return $this->prefix; |
122 | 123 |
} |
123 | 124 |
|
125 |
public function get_lat() { |
|
126 |
$p = $this->get_params(); |
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127 |
return $p['latitude']; |
|
128 |
} |
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129 |
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130 |
public function get_lon() { |
|
131 |
$p = $this->get_params(); |
|
132 |
return $p['longitude']; |
|
133 |
} |
|
134 |
|
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124 | 135 |
public function get_magnifications() { |
125 | 136 |
$dir_fd = opendir($this->base_dir); |
126 | 137 |
$zoom_array = array(); |
... | ... | |
288 | 299 |
} |
289 | 300 |
|
290 | 301 |
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291 |
public static function get_all($only_with_params=false) {
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302 |
public static function get_all($only_with_params=true) {
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292 | 303 |
/** |
293 | 304 |
* @param $only_with_params : filters out the panoramas which |
294 | 305 |
* are not parametrized |
class/utils.class.php | ||
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90 | 90 |
header("Location: http://$host$uri/$extra"); |
91 | 91 |
} |
92 | 92 |
} |
93 |
|
|
94 | 93 |
?> |
constants.inc.php | ||
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3 | 3 |
define('PANORAMA_FOLDER', 'tiles' ); |
4 | 4 |
define('PANORAMA_PATH', CELUTZ_PATH.'/'.PANORAMA_FOLDER ); |
5 | 5 |
define('UPLOAD_PATH', CELUTZ_PATH.'/upload' ); |
6 |
// Do not display points further than that (in kms) |
|
7 |
define('MAX_SEEING_DISTANCE', 25); |
|
6 | 8 |
define('REF_POINTS_PATH', CELUTZ_PATH.'/'.'ref_points.local.php'); |
7 | 9 |
?> |
index.php | ||
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24 | 24 |
|
25 | 25 |
$dir = new sites_dir($base_dir); |
26 | 26 |
try { |
27 |
$sites_list = site_point::get_all(); |
|
27 |
$sites_list = site_point::get_all(false);
|
|
28 | 28 |
|
29 | 29 |
echo "<ul id=\"pano-list\">\n"; |
30 | 30 |
|
panorama.php | ||
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12 | 12 |
'to_ele' => array('numeric'), |
13 | 13 |
'to_zoom' => array('numeric') |
14 | 14 |
); |
15 |
|
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15 |
|
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16 | 16 |
$validator = new FormValidator($fields_spec); |
17 | 17 |
$is_valid = $validator->validate($_GET); |
18 |
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18 |
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19 | 19 |
if ($is_valid) { |
20 | 20 |
$input = $validator->sane_values(); |
21 | 21 |
} else { |
22 | 22 |
$validator->print_errors(); |
23 | 23 |
die();//fixme, could be cleaner |
24 | 24 |
} |
25 |
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25 |
|
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26 | 26 |
$form_extpoint = file_get_contents('html/form_extpoint.html'); |
27 | 27 |
|
28 | 28 |
$form_param = file_get_contents('html/form_param.html'); |
... | ... | |
57 | 57 |
printf ("var img_prefix = '%s/%s';\n", $base_dir, $prefix); |
58 | 58 |
if (is_array($params)) $opt_vals = array_merge($params, $opt_vals); |
59 | 59 |
foreach(array('to_cap', 'to_ele', 'to_zoom', 'image_loop') as $val) { |
60 |
if (isset($opt_vals[$val]))
|
|
60 |
if (isset($opt_vals[$val])) |
|
61 | 61 |
printf ('var '.$val.' = '.utils::php2ini($opt_vals[$val]).";\n"); // correction du décalage angulaire par rapport au Nord |
62 | 62 |
} |
63 | 63 |
?> |
... | ... | |
83 | 83 |
$dir_list = new sites_dir($dir); |
84 | 84 |
|
85 | 85 |
$ipt = 0; |
86 |
foreach(site_point::get_all() as $opt) {
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86 |
foreach(site_point::near_points($pt, MAX_SEEING_DISTANCE) as $opt) {
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87 | 87 |
$prm = $opt->get_params(); |
88 | 88 |
$oname = $opt->get_name(); |
89 | 89 |
if (($oname != $name) && $opt->has_params()) { |
... | ... | |
94 | 94 |
} |
95 | 95 |
} |
96 | 96 |
|
97 |
$ref_points = RefPoint::get_all(); |
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98 | 97 |
$extra_names = array(); |
99 | 98 |
$ref_names = array(); |
100 |
foreach ($ref_points as $ref) {
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99 |
foreach (RefPoint::near_points($pt, MAX_SEEING_DISTANCE) as $ref) {
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101 | 100 |
$extra_names[] = $ref->name; |
102 | 101 |
list($dist, $cap, $ele) = $pt->coordsToCap($ref->lon, $ref->lat, |
103 | 102 |
$ref->ele); |