From ffc865a41aa540673eaedb2552565cf9f8d18679 Mon Sep 17 00:00:00 2001 From: Even Rouault Date: Tue, 29 Oct 2019 22:20:24 +0100 Subject: Vertical transformations: improve situations similar to transforming from 'NAVD88 (ftUS)' to X, where we now consider the available transformations from 'NAVD88' to X that might exist in the database --- test/unit/test_operation.cpp | 121 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 121 insertions(+) (limited to 'test/unit/test_operation.cpp') diff --git a/test/unit/test_operation.cpp b/test/unit/test_operation.cpp index 79541d88..7fbbf70e 100644 --- a/test/unit/test_operation.cpp +++ b/test/unit/test_operation.cpp @@ -7165,6 +7165,127 @@ TEST(operation, compoundCRS_to_geogCRS_2D_promote_to_3D_context) { // --------------------------------------------------------------------------- +TEST(operation, compoundCRS_to_geogCRS_with_vertical_unit_change) { + auto authFactory = + AuthorityFactory::create(DatabaseContext::create(), "EPSG"); + auto ctxt = CoordinateOperationContext::create(authFactory, nullptr, 0.0); + ctxt->setSpatialCriterion( + CoordinateOperationContext::SpatialCriterion::PARTIAL_INTERSECTION); + ctxt->setGridAvailabilityUse( + CoordinateOperationContext::GridAvailabilityUse:: + IGNORE_GRID_AVAILABILITY); + // NAD83(2011) + NAVD88 height (ftUS) + auto srcObj = createFromUserInput("EPSG:6318+6360", + authFactory->databaseContext(), false); + auto src = nn_dynamic_pointer_cast(srcObj); + ASSERT_TRUE(src != nullptr); + auto nnSrc = NN_NO_CHECK(src); + auto dst = + authFactory->createCoordinateReferenceSystem("6319"); // NAD83(2011) 3D + + auto listCompoundToGeog = + CoordinateOperationFactory::create()->createOperations(nnSrc, dst, + ctxt); + ASSERT_TRUE(!listCompoundToGeog.empty()); + + // NAD83(2011) + NAVD88 height + auto srcObjCompoundVMetre = createFromUserInput( + "EPSG:6318+5703", authFactory->databaseContext(), false); + auto srcCompoundVMetre = nn_dynamic_pointer_cast(srcObjCompoundVMetre); + ASSERT_TRUE(srcCompoundVMetre != nullptr); + auto listCompoundMetreToGeog = + CoordinateOperationFactory::create()->createOperations( + NN_NO_CHECK(srcCompoundVMetre), dst, ctxt); + + // Check that we get the same and similar results whether we start from + // regular NAVD88 height or its ftUs variant + ASSERT_EQ(listCompoundToGeog.size(), listCompoundMetreToGeog.size()); + + EXPECT_EQ(listCompoundToGeog[0]->nameStr(), + "Transformation from NAVD88 height (ftUS) to NAVD88 height + " + + listCompoundMetreToGeog[0]->nameStr()); + EXPECT_EQ( + listCompoundToGeog[0]->exportToPROJString( + PROJStringFormatter::create(PROJStringFormatter::Convention::PROJ_5, + authFactory->databaseContext()) + .get()), + replaceAll(listCompoundMetreToGeog[0]->exportToPROJString( + PROJStringFormatter::create( + PROJStringFormatter::Convention::PROJ_5, + authFactory->databaseContext()) + .get()), + "+step +proj=unitconvert +xy_in=deg +xy_out=rad", + "+step +proj=unitconvert +xy_in=deg +z_in=us-ft +xy_out=rad " + "+z_out=m")); + + // Check reverse path + auto listGeogToCompound = + CoordinateOperationFactory::create()->createOperations(dst, nnSrc, + ctxt); + EXPECT_EQ(listGeogToCompound.size(), listCompoundToGeog.size()); +} + +// --------------------------------------------------------------------------- + +TEST( + operation, + compoundCRS_to_geogCRS_with_vertical_unit_change_and_complex_horizontal_change) { + auto authFactory = + AuthorityFactory::create(DatabaseContext::create(), "EPSG"); + auto ctxt = CoordinateOperationContext::create(authFactory, nullptr, 0.0); + ctxt->setSpatialCriterion( + CoordinateOperationContext::SpatialCriterion::PARTIAL_INTERSECTION); + ctxt->setGridAvailabilityUse( + CoordinateOperationContext::GridAvailabilityUse:: + IGNORE_GRID_AVAILABILITY); + // NAD83(2011) + NAVD88 height (ftUS) + auto srcObj = createFromUserInput("EPSG:6318+6360", + authFactory->databaseContext(), false); + auto src = nn_dynamic_pointer_cast(srcObj); + ASSERT_TRUE(src != nullptr); + auto nnSrc = NN_NO_CHECK(src); + auto dst = + authFactory->createCoordinateReferenceSystem("7665"); // WGS84(G1762) 3D + + auto listCompoundToGeog = + CoordinateOperationFactory::create()->createOperations(nnSrc, dst, + ctxt); + + // NAD83(2011) + NAVD88 height + auto srcObjCompoundVMetre = createFromUserInput( + "EPSG:6318+5703", authFactory->databaseContext(), false); + auto srcCompoundVMetre = nn_dynamic_pointer_cast(srcObjCompoundVMetre); + ASSERT_TRUE(srcCompoundVMetre != nullptr); + auto listCompoundMetreToGeog = + CoordinateOperationFactory::create()->createOperations( + NN_NO_CHECK(srcCompoundVMetre), dst, ctxt); + + // Check that we get the same and similar results whether we start from + // regular NAVD88 height or its ftUs variant + ASSERT_EQ(listCompoundToGeog.size(), listCompoundMetreToGeog.size()); + + ASSERT_GE(listCompoundToGeog.size(), 1U); + + EXPECT_EQ(listCompoundToGeog[0]->nameStr(), + "Transformation from NAVD88 height (ftUS) to NAVD88 height + " + + listCompoundMetreToGeog[0]->nameStr()); + EXPECT_EQ( + listCompoundToGeog[0]->exportToPROJString( + PROJStringFormatter::create(PROJStringFormatter::Convention::PROJ_5, + authFactory->databaseContext()) + .get()), + replaceAll(listCompoundMetreToGeog[0]->exportToPROJString( + PROJStringFormatter::create( + PROJStringFormatter::Convention::PROJ_5, + authFactory->databaseContext()) + .get()), + "+step +proj=unitconvert +xy_in=deg +xy_out=rad", + "+step +proj=unitconvert +xy_in=deg +z_in=us-ft +xy_out=rad " + "+z_out=m")); +} + +// --------------------------------------------------------------------------- + TEST(operation, compoundCRS_from_WKT2_to_geogCRS_3D_context) { auto authFactory = AuthorityFactory::create(DatabaseContext::create(), "EPSG"); -- cgit v1.2.3