Searched defs:dwdx (Results 1 - 2 of 2) sorted by relevance

/system/core/include/private/pixelflinger/
H A Dggl_context.h469 GGLfixed dwdx; member in struct:android::shade_t
/system/core/libpixelflinger/
H A Dscanline.cpp1631 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; local
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 * premainde
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