public function processData($callback)
 {
     $this->rows = parent::getData();
     $tuples = array();
     $last = $this->getFrom();
     foreach ($this->rows as $row) {
         $delta = $row[0] - $last;
         $tuple = $callback(array((double) $row[0], (double) $row[1] / $row[2], (int) $row[2]));
         if (is_null($this->max) || $tuple[1] > $this->max[1]) {
             $this->max = $tuple;
         }
         if (is_null($this->min) || $tuple[1] < $this->min[1]) {
             $this->min = $tuple;
         }
         $this->consumption += $tuple[1] * $delta;
         $tuples[] = $tuple;
         $last = $row[0];
     }
     return $tuples;
 }
예제 #2
0
 /**
  * Raw pulse to power conversion
  *
  * @param $callback a callback called each iteration for output
  * @return array with timestamp, values, and pulse count
  */
 public function processData($callback)
 {
     $tuples = array();
     $this->rows = parent::getData();
     $this->resolution = $this->channel->getProperty('resolution');
     $this->pulseCount = 0;
     $last = $this->getFrom();
     foreach ($this->rows as $row) {
         $delta = $row[0] - $last;
         $tuple = $callback(array((double) $last, (double) ($row[1] * 3600000000.0) / ($this->resolution * $delta), (int) $row[2]));
         if (is_null($this->max) || $tuple[1] > $this->max[1]) {
             $this->max = $tuple;
         }
         if (is_null($this->min) || $tuple[1] < $this->min[1]) {
             $this->min = $tuple;
         }
         $this->pulseCount += $row[1];
         $tuples[] = $tuple;
         $last = $row[0];
     }
     return $tuples;
 }