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<b>Warning</b>:  session_start(): open(/var/lib/php/sessions/sess_mtkefmqo5hbqnuvn39ft4sklo7, O_RDWR) failed: No space left on device (28) in <b>/var/www/tb-usercake/models/config.php</b> on line <b>51</b><br />
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<b>Warning</b>:  session_start(): Failed to read session data: files (path: /var/lib/php/sessions) in <b>/var/www/tb-usercake/models/config.php</b> on line <b>51</b><br />
svoid video_scoreRectAndState(Scorer scorer, Rect expectedRect, Rect expectedState, RectAndState guessed, double tolerance) {
  if ((guessed == null) != (expectedRect == null)) ret with scorer.addError();
  if (expectedRect == null) ret with scorer.addOK();
  scorer.addZeroToOneError(doubleAverage(
    ptDistance(rectCenter(guessed), rectCenter(expected)),
    abs(guessed.w-expected.w),
    abs(guessed.h-expected.h))/tolerance);
  score.add(eq(expectedState, guessed.state));
}