Lines Matching refs:Dx
1003 Long Dx, Dy;
1010 Dx = x2 - x1;
1020 x1 += SMulDiv( Dx, miny - y1, Dy );
1032 /* x2 += FMulDiv( Dx, maxy - y2, Dy ); UNNECESSARY */
1048 x1 += SMulDiv( Dx, ras.precision - f1, Dy );
1074 if ( Dx > 0 )
1076 Ix = SMulDiv_No_Round( ras.precision, Dx, Dy );
1077 Rx = ( ras.precision * Dx ) % Dy;
1078 Dx = 1;
1082 Ix = -SMulDiv_No_Round( ras.precision, -Dx, Dy );
1083 Rx = ( ras.precision * -Dx ) % Dy;
1084 Dx = -1;
1099 x1 += Dx;
