proj.h: add PROJ_ERR_COORD_TRANSFM_NO_CONVERGENCE error code

OSGeo · Jan 3, 2024 · 5ebe855 · 5ebe855
1 parent b302a91
commit 5ebe855
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diff --git a/src/proj.h b/src/proj.h
@@ -706,6 +706,8 @@ PJ_COORD PROJ_DLL proj_geod(const PJ *P, PJ_COORD a, PJ_COORD b);
 #define PROJ_ERR_COORD_TRANSFM_GRID_AT_NODATA                                  \
     (PROJ_ERR_COORD_TRANSFM +                                                  \
      5) /* point to transform falls in a grid cell that evaluates to nodata */
+#define PROJ_ERR_COORD_TRANSFM_NO_CONVERGENCE                                  \
+    (PROJ_ERR_COORD_TRANSFM + 6) /* iterative convergence method fail */
 
 /** Other type of errors */
 #define PROJ_ERR_OTHER 4096

diff --git a/src/strerrno.cpp b/src/strerrno.cpp
@@ -34,6 +34,8 @@ static const struct {
     {PROJ_ERR_COORD_TRANSFM_GRID_AT_NODATA,
      _("Coordinate to transform falls into a grid cell that evaluates to "
        "nodata")},
+    {PROJ_ERR_COORD_TRANSFM_NO_CONVERGENCE,
+     _("Iterative method fails to converge on coordinate to transform")},
     {PROJ_ERR_OTHER_API_MISUSE, _("API misuse")},
     {PROJ_ERR_OTHER_NO_INVERSE_OP, _("No inverse operation")},
     {PROJ_ERR_OTHER_NETWORK_ERROR,