Lines Matching refs:dxy
114 CvSurfHF Dx[NX], Dy[NY], Dxy[NXY], Dm;
115 double dx = 0, dy = 0, dxy = 0;
140 icvResizeHaarPattern( dxy_s, Dxy, NXY, SIZE0, size, sum->cols );
142 Dxy[i].w *= 0.9f;
173 dxy = (s[Dxy[0].p0] + s[Dxy[0].p3] - s[Dxy[0].p1] - s[Dxy[0].p2])*Dxy[0].w +
174 (s[Dxy[1].p0] + s[Dxy[1].p3] - s[Dxy[1].p1] - s[Dxy[1].p2])*Dxy[1].w +
175 (s[Dxy[2].p0] + s[Dxy[2].p3] - s[Dxy[2].p1] - s[Dxy[2].p2])*Dxy[2].w +
176 (s[Dxy[3].p0] + s[Dxy[3].p3] - s[Dxy[3].p1] - s[Dxy[3].p2])*Dxy[3].w;
177 hessian[j] = (float)(dx*dy - dxy*dxy);
