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| author | Kristian Evers <kristianevers@gmail.com> | 2019-03-21 08:27:37 +0100 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2019-03-21 08:27:37 +0100 |
| commit | dc1f9d8ba25d3fd35ef767e18903ac9dad91e7e3 (patch) | |
| tree | 41442c2b864d89aaf2b308d1f09735cd6461e5d6 /src/projections/lcc.cpp | |
| parent | 9ead1bfe5afd7e519fe5f83b6603e5147fa91411 (diff) | |
| parent | 17f2f7cf8bcaa5a4edc9e94d2bd6d8e633455c03 (diff) | |
| download | PROJ-dc1f9d8ba25d3fd35ef767e18903ac9dad91e7e3.tar.gz PROJ-dc1f9d8ba25d3fd35ef767e18903ac9dad91e7e3.zip | |
Merge pull request #1335 from rouault/fix_ossfuzz_13790
Fix ossfuzz 13790 + tweak CI regarding backport branches
Diffstat (limited to 'src/projections/lcc.cpp')
| -rw-r--r-- | src/projections/lcc.cpp | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/projections/lcc.cpp b/src/projections/lcc.cpp index a1fe79a9..5eee0d14 100644 --- a/src/projections/lcc.cpp +++ b/src/projections/lcc.cpp @@ -108,6 +108,10 @@ PJ *PROJECTION(lcc) { if (secant) { /* secant cone */ sinphi = sin(Q->phi2); Q->n = log(m1 / pj_msfn(sinphi, cos(Q->phi2), P->es)); + if (Q->n == 0) { + // Not quite, but es is very close to 1... + return pj_default_destructor(P, PJD_ERR_ECCENTRICITY_IS_ONE_OR_GREATER); + } Q->n /= log(ml1 / pj_tsfn(Q->phi2, sinphi, P->e)); } Q->c = (Q->rho0 = m1 * pow(ml1, -Q->n) / Q->n); |