Lines Matching refs:Yi

478         $Yi = floor($point->getY());
480         if($Xi == $point->getX() && $Yi == $point->getY()) {
491             $Alpha1 = (((1 - ($point->getX() - $Xi)) * (1 - ($point->getY() - $Yi)) * 100) / 100) * $alpha;
493                 $this->drawAlphaPixel(new Point($Xi, $Yi), $Alpha1, $color);
496             $Alpha2 = ((($point->getX() - $Xi) * (1 - ($point->getY() - $Yi)) * 100) / 100) * $alpha;
498                 $this->drawAlphaPixel(new Point($Xi + 1, $Yi), $Alpha2, $color);
501             $Alpha3 = (((1 - ($point->getX() - $Xi)) * ($point->getY() - $Yi) * 100) / 100)
504                 $this->drawAlphaPixel(new Point($Xi, $Yi + 1), $Alpha3, $color);
507             $Alpha4 = ((($point->getX() - $Xi) * ($point->getY() - $Yi) * 100) / 100)
510                 $this->drawAlphaPixel(new Point($Xi + 1, $Yi + 1), $Alpha4, $color);