Lines Matching defs:dwdx
1631 ci.ydwdy = interpolate(ys, c->shade.w0, c->shade.dwdx, c->shade.dwdy);
1887 // XXX: we should have a special case when dwdx = 0
1900 int32_t w0 = (xs * c->shade.dwdx) + ci.ydwdy;
1904 const int32_t dwdx = c->shade.dwdx << SPAN_BITS;
1929 w1 = w0 + dwdx;
1934 w1 = (c->shade.dwdx * span) + w0;
1989 int32_t w = (xs * c->shade.dwdx) + ci.ydwdy;
2012 if (c->shade.dwdx == 0) {
2020 w += c->shade.dwdx * premainder;
2035 w += c->shade.dwdx << SPAN_BITS;