function tile_get_32($url)
{
$tile = db_get_value('tiles', 't32', 'where url=%"', $url);
if ($tile === false) {
#return false;
return str_repeat("", 32 * 32 / 8);
}
#$debug_binary = true;
if ($debug_binary) {
$GLOBALS['debug_tiles'] = true;
tile_get_128($url);
# because it prints now
tile_get_64($url);
# because it prints now
print_full_table($tile, 32, 32 / 8);
exit;
}
if ($GLOBALS['debug_tiles']) {
print_full_table($tile, 32, 32 / 8);
}
return $tile;
}
function create_random_square()
{
$GLOBALS['crs_count'] = ($GLOBALS['crs_count'] + 1) % 4;
if ($GLOBALS['crs_count'] == 0) {
$GLOBALS['pixels'] = array_fill(0, 256 * 256 / 8, 0x0);
$GLOBALS['pixels'][0] = 0x0;
$GLOBALS['pixels'][PIXELS_RB] = 0x0;
# draw some random boxes
$num_boxes = rand(100, 2055);
for ($i = 0; $i < $num_boxes; ++$i) {
$size = 1 << rand(0, 2);
$x = rand(0, 255);
$y = rand(0, 255);
$x -= $x % $size;
$y -= $y % $size;
color_square($x, $y, $size);
}
if ($GLOBALS['debug_tiles']) {
print_full_table($GLOBALS['pixels'], 256, 256 / 8);
}
}
$zooms = create_tile_from_quadrant($GLOBALS['crs_count']);
return $zooms;
}
