Searched refs:wdr (Results 1 – 1 of 1) sorted by relevance
| /haiku/src/libs/mapm/ |
| H A D | mapm_fft.c | 827 double ec, w1r, w1i, wkr, wki, wdr, wdi, ss, xr, xi, yr, yi; in M_rftfsub() local
833 wdr = sin(ec); in M_rftfsub()
834 wdi *= wdr; in M_rftfsub()
835 wdr *= wdr; in M_rftfsub()
836 w1r = 1 - 2 * wdr; in M_rftfsub()
849 yr = wdr * xr - wdi * xi; in M_rftfsub()
850 yi = wdr * xi + wdi * xr; in M_rftfsub()
856 wki += ss * (0.5 - wdr); in M_rftfsub()
865 wdr += ss * wki; in M_rftfsub()
873 wdr = 0.5 - (wkr * w1r - wki * w1i); in M_rftfsub()
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