Lines Matching full:dtdy
1655 // therefore will update dtdy, however, in 1:1 mode1657 ti.dsdx = ti.dsdy = ti.dtdx = ti.dtdy = 0;1686 ti.dtdy = t.shade.idtdy << tscale;1690 ti.dtdy = t.shade.idtdy >> -tscale;1802 ti.ydtdy += ti.dtdy;1842 ti.ydtdy += ti.dtdy;