diff options
Diffstat (limited to 'src/projections/mbtfpp.cpp')
| -rw-r--r-- | src/projections/mbtfpp.cpp | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/src/projections/mbtfpp.cpp b/src/projections/mbtfpp.cpp index 6cc7c466..cc01cb40 100644 --- a/src/projections/mbtfpp.cpp +++ b/src/projections/mbtfpp.cpp @@ -40,8 +40,10 @@ static PJ_LP mbtfpp_s_inverse (PJ_XY xy, PJ *P) { /* Spheroidal, inver } else lp.phi = asin(lp.phi); - lp.lam = xy.x / ( FXC * (2. * cos(C23 * (lp.phi *= 3.)) - 1.) ); - if (fabs(lp.phi = sin(lp.phi) / CSy) >= 1.) { + lp.phi *= 3.; + lp.lam = xy.x / ( FXC * (2. * cos(C23 * lp.phi) - 1.) ); + lp.phi = sin(lp.phi) / CSy; + if (fabs(lp.phi) >= 1.) { if (fabs(lp.phi) > ONEEPS) { proj_errno_set(P, PJD_ERR_TOLERANCE_CONDITION); return lp; |