const float i2 = ptrB[(colB * 2) + ((rowB * 2) + 1) * (colsB * 2)];
ptrR[(colR * 2) + (rowR * 2) * (colsR * 2)] = (r1 * r2) + (-(i1 * i2));
- ptrR[((colR * 2) + 1) + (rowR * 2) * (colsR * 2)] = -((r1 * i2) + (i1 * r2));
- ptrR[(colR * 2) + ((rowR * 2) + 1) * (colsR * 2)] = (r1 * i2) + (i1 * r2);
- ptrR[((colR * 2) + 1) + ((rowR * 2) + 1) * (colsR * 2)] = (r1 * r2) + (-(i1 * i2));
}