Add proj_create_crs_to_crs_from_pj()

I've been frustrated a number of times with proj_create_crs_to_crs()
not accepting a PJ* object for the source and target CRS.
And thus constraining to go back to WKT2 in a artificial way.

1 files changed, 5 insertions, 0 deletions

diff --git a/src/proj.h b/src/proj.h
index 4a3e4c59..9cf83df7 100644
--- a/src/proj.h
+++ b/src/proj.h
@@ -357,6 +357,11 @@ int PROJ_DLL proj_context_get_use_proj4_init_rules(PJ_CONTEXT *ctx, int from_leg
 PJ PROJ_DLL *proj_create (PJ_CONTEXT *ctx, const char *definition);
 PJ PROJ_DLL *proj_create_argv (PJ_CONTEXT *ctx, int argc, char **argv);
 PJ PROJ_DLL *proj_create_crs_to_crs(PJ_CONTEXT *ctx, const char *source_crs, const char *target_crs, PJ_AREA *area);
+PJ PROJ_DLL *proj_create_crs_to_crs_from_pj(PJ_CONTEXT *ctx,
+                                            PJ *source_crs,
+                                            PJ *target_crs,
+                                            PJ_AREA *area,
+                                            const char* const *options);
 PJ PROJ_DLL *proj_normalize_for_visualization(PJ_CONTEXT *ctx, const PJ* obj);
 PJ PROJ_DLL *proj_destroy (PJ *P);