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| author | Chris Kuethe <ckuethe@users.berlios.de> | 2011-01-04 20:34:27 -0800 |
|---|---|---|
| committer | Chris Kuethe <ckuethe@users.berlios.de> | 2011-01-04 20:34:27 -0800 |
| commit | 73bf602a91273acfce1dc9e6f5b425b4e588cca9 (patch) | |
| tree | cd2959442dc0379b6f016b7f3f087f6e6ae0fa2b /subframe.c | |
| parent | 27d9f07b01de6c3661713c3d6c8ee4b1e2c49125 (diff) | |
| download | gpsd-73bf602a91273acfce1dc9e6f5b425b4e588cca9.tar.gz | |
scale M0 (mean anomaly) to match published almanac
Diffstat (limited to 'subframe.c')
| -rw-r--r-- | subframe.c | 4 |
1 files changed, 2 insertions, 2 deletions
@@ -105,7 +105,7 @@ static void subframe_almanac(unsigned int tSVID, uint32_t words[], almp->d_omega = pow(2.0, -23) * almp->omega; almp->M0 = ( words[8] & 0x00FFFFFF); almp->M0 = uint2int(almp->M0, 24); - almp->d_M0 = pow(2.0,-23) * almp->M0; + almp->d_M0 = pow(2.0,-23) * almp->M0 * GPS_PI; almp->af1 = ((words[9] >> 5) & 0x0007FF); almp->af1 = uint2int(almp->af1, 11); almp->d_af1 = pow(2.0,-38) * almp->af1; @@ -250,7 +250,7 @@ gps_mask_t gpsd_interpret_subframe(struct gps_device_t *session, subp->sub2.M0 <<= 24; subp->sub2.M0 |= ( words[4] & 0x00FFFFFF); subp->sub2.M0 = uint2int(subp->sub2.M0, 24); - subp->sub2.d_M0 = pow(2.0,-31) * subp->sub2.M0; + subp->sub2.d_M0 = pow(2.0,-31) * subp->sub2.M0 * GPS_PI; subp->sub2.Cuc = ((words[5] >> 8) & 0x00FFFF); subp->sub2.d_Cuc = pow(2.0,-29) * subp->sub2.Cuc; subp->sub2.e = ( words[5] & 0x0000FF); |