Searched refs:fxy (Results 1 – 1 of 1) sorted by relevance
1459 …float fxy = (strength[y-1][x-1] - strength[y-1][x+1] - strength[y+1][x-1] + strength[y+1][x+1])/(f… in db_SubPixel() local1461 float denom = (fxx * fyy - fxy * fxy) * (float) 2.0; in db_SubPixel()1475 float dx = (fyy * fx - fxy * fy) / denom; in db_SubPixel()1476 float dy = (fxx * fy - fxy * fx) / denom; in db_SubPixel()