Lines Matching refs:alphaAt
402 guint32 alphaAt(int x, int y) const {
416 return alphaAt(x, y) << 24;
451 guint32 alphaAt(double x, double y) const {
479 // NOTE: fetching using alphaAt is slightly lazy.
489 double p00 = alphaAt(x,y), p10 = alphaAt(x+1, y),
490 p01 = alphaAt(x,y+1), p11 = alphaAt(x+1, y+1);
501 double p00 = alphaAt(x,y-1), p10 = alphaAt(x+1, y-1),
502 p01 = alphaAt(x,y ), p11 = alphaAt(x+1, y);
513 double p00 = alphaAt(x, y-1), p10 = alphaAt(x+1, y-1),
514 p01 = alphaAt(x, y ), p11 = alphaAt(x+1, y ),
515 p02 = alphaAt(x, y+1), p12 = alphaAt(x+1, y+1);
531 double p00 = alphaAt(x-1,y), p10 = alphaAt(x, y),
532 p01 = alphaAt(x-1,y+1), p11 = alphaAt(x, y+1);
543 double p00 = alphaAt(x-1,y-1), p10 = alphaAt(x, y-1),
544 p01 = alphaAt(x-1,y ), p11 = alphaAt(x, y);
555 double p00 = alphaAt(x-1, y-1), p10 = alphaAt(x, y-1),
556 p01 = alphaAt(x-1, y ), p11 = alphaAt(x, y ),
557 p02 = alphaAt(x-1, y+1), p12 = alphaAt(x, y+1);
573 double p00 = alphaAt(x-1, y ), p10 = alphaAt(x, y ), p20 = alphaAt(x+1, y ),
574 p01 = alphaAt(x-1, y+1), p11 = alphaAt(x, y+1), p21 = alphaAt(x+1, y+1);
585 double p00 = alphaAt(x-1, y-1), p10 = alphaAt(x, y-1), p20 = alphaAt(x+1, y-1),
586 p01 = alphaAt(x-1, y ), p11 = alphaAt(x, y ), p21 = alphaAt(x+1, y );
598 double p00 = alphaAt(x-1, y-1), p10 = alphaAt(x, y-1), p20 = alphaAt(x+1, y-1),
599 p01 = alphaAt(x-1, y ), p11 = 0.0, p21 = alphaAt(x+1, y ),
600 p02 = alphaAt(x-1, y+1), p12 = alphaAt(x, y+1), p22 = alphaAt(x+1, y+1);