function get_next_file_to_process()
{
$srcdir = get_config_var("src_dir");
if ($curdir = opendir($srcdir)) {
while ($file = readdir($curdir)) {
if ($file != '.' && $file != '..') {
$srcfile = $srcdir . '\\' . $file;
// $dstfile = $dstdir . '\\dump.txt';
if (is_file($srcfile)) {
closedir($curdir);
return $srcfile;
}
closedir($curdir);
return "";
}
}
}
closedir($curdir);
return "";
}
function get_eliminated_pointcount($slide, $len, $path1)
{
$WP_EXACT_MATCH_ERROR = get_config_var("min_wp_dist");
// $WP_EXACT_MATCH_ERROR=3;
$pointcount = 0;
$iend = (int) (($path1['lk'] - $slide) / $len);
for ($i = 0; $i < $iend; $i++) {
$matchcount = 0;
$start = $slide + $len * $i;
$end = $start + $len;
for ($j = $start; $j <= $end; $j++) {
$dist_x = ABS($path1[$j + $len]['x'] - $path1[$j]['x']);
$dist_y = ABS($path1[$j + $len]['y'] - $path1[$j]['y']);
$dist = sqrt($dist_x * $dist_x + $dist_y * $dist_y);
//parse_debug_report("len=$len, slide=$slide,iend=$iend, start=$start, end=$end,j=$j,j2=".($j+$len)." total nodes =".$path1['lk']." dist=$dist x1=".$path1[$j+$len]['x']." y1 =".$path1[$j+$len]['y']." x2=".$path1[$j]['x']." y2=".$path1[$j]['y']."");
if ($dist < $WP_EXACT_MATCH_ERROR) {
$matchcount++;
}
}
if ($matchcount == $len) {
$pointcount += $len;
}
// $pointcount += $matchcount;
}
return $pointcount;
}
