Lines Matching refs:y
94 $a = $a + ($p->x() * $points[$j]->y()) - ($p->y() * $points[$j]->x());
128 $y = 0;
135 $y += $ca['y'] * $ca['area'];
139 $y += $ca['y'] * $ca['area'] * -1;
145 return new Point($x / $totalArea, $y / $totalArea);
159 return ['area' => 0, 'x' => null, 'y' => null];
162 $y = 0;
165 $P = ($point->x() * $points[$j]->y()) - ($point->y() * $points[$j]->x());
167 $y += ($point->y() + $points[$j]->y()) * $P;
169 return ['area' => abs($area), 'x' => $x / (6 * $area), 'y' => $y / (6 * $area)];
274 $vertex1->y() == $vertex2->y()
275 && $vertex1->y() == $point->y()
283 $point->y() > min($vertex1->y(), $vertex2->y())
284 && $point->y() <= max($vertex1->y(), $vertex2->y())
286 && $vertex1->y() != $vertex2->y()
289 ($point->y() - $vertex1->y()) * ($vertex2->x() - $vertex1->x())
290 / ($vertex2->y() - $vertex1->y())