diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/iso19111/crs.cpp | 36 |
1 files changed, 32 insertions, 4 deletions
diff --git a/src/iso19111/crs.cpp b/src/iso19111/crs.cpp index 0d157da1..575f6e2b 100644 --- a/src/iso19111/crs.cpp +++ b/src/iso19111/crs.cpp @@ -1850,11 +1850,39 @@ static bool exportAsESRIWktCompoundCRSWithEllipsoidalHeight( auto vertCRSList = authFactory->createVerticalCRSFromDatum( "ESRI", "from_geogdatum_" + *gdatum_ids[0]->codeSpace() + '_' + gdatum_ids[0]->code()); - if (vertCRSList.size() != 1) { - return false; - } self->demoteTo2D(std::string(), dbContext)->_exportToWKT(formatter); - vertCRSList.front()->_exportToWKT(formatter); + if (vertCRSList.size() == 1) { + vertCRSList.front()->_exportToWKT(formatter); + } else { + // This will not be recognized properly by ESRI software + // See https://github.com/OSGeo/PROJ/issues/2757 + + const auto &axisList = geodCRS->coordinateSystem()->axisList(); + assert(axisList.size() == 3U); + + formatter->startNode(io::WKTConstants::VERTCS, false); + auto vertcs_name = l_esri_name; + if (starts_with(vertcs_name.c_str(), "GCS_")) + vertcs_name = vertcs_name.substr(4); + formatter->addQuotedString(vertcs_name); + + gdatum->_exportToWKT(formatter); + + // Seems to be a constant value... + formatter->startNode(io::WKTConstants::PARAMETER, false); + formatter->addQuotedString("Vertical_Shift"); + formatter->add(0.0); + formatter->endNode(); + + formatter->startNode(io::WKTConstants::PARAMETER, false); + formatter->addQuotedString("Direction"); + formatter->add( + axisList[2]->direction() == cs::AxisDirection::UP ? 1.0 : -1.0); + formatter->endNode(); + + axisList[2]->unit()._exportToWKT(formatter); + formatter->endNode(); + } return true; } |