From c4589fbe42e5fea07a03919d3484164f5fb70dd3 Mon Sep 17 00:00:00 2001 From: Even Rouault Date: Wed, 25 Dec 2019 18:44:45 +0100 Subject: Network: automatically use CDN resources when local resources not available, and networking enabled --- include/proj/coordinateoperation.hpp | 18 ++++++++++++++---- include/proj/internal/coordinateoperation_internal.hpp | 15 ++++++++++----- include/proj/io.hpp | 8 +++++--- 3 files changed, 29 insertions(+), 12 deletions(-) (limited to 'include') diff --git a/include/proj/coordinateoperation.hpp b/include/proj/coordinateoperation.hpp index 55bc28a0..bee3eff2 100644 --- a/include/proj/coordinateoperation.hpp +++ b/include/proj/coordinateoperation.hpp @@ -144,10 +144,12 @@ class PROJ_GCC_DLL CoordinateOperation : public common::ObjectUsage, /** \brief Return grids needed by an operation. */ PROJ_DLL virtual std::set - gridsNeeded(const io::DatabaseContextPtr &databaseContext) const = 0; + gridsNeeded(const io::DatabaseContextPtr &databaseContext, + bool considerKnownGridsAsAvailable) const = 0; PROJ_DLL bool - isPROJInstantiable(const io::DatabaseContextPtr &databaseContext) const; + isPROJInstantiable(const io::DatabaseContextPtr &databaseContext, + bool considerKnownGridsAsAvailable) const; PROJ_DLL bool hasBallparkTransformation() const; @@ -595,7 +597,8 @@ class PROJ_GCC_DLL SingleOperation : virtual public CoordinateOperation { std::vector()); PROJ_DLL std::set - gridsNeeded(const io::DatabaseContextPtr &databaseContext) const override; + gridsNeeded(const io::DatabaseContextPtr &databaseContext, + bool considerKnownGridsAsAvailable) const override; PROJ_DLL std::list validateParameters() const; @@ -1672,7 +1675,8 @@ class PROJ_GCC_DLL ConcatenatedOperation final : public CoordinateOperation { bool checkExtent); // throw InvalidOperation PROJ_DLL std::set - gridsNeeded(const io::DatabaseContextPtr &databaseContext) const override; + gridsNeeded(const io::DatabaseContextPtr &databaseContext, + bool considerKnownGridsAsAvailable) const override; PROJ_PRIVATE : @@ -1801,6 +1805,12 @@ class PROJ_GCC_DLL CoordinateOperationContext { /** Ignore grid availability at all. Results will be presented as if * all grids were available. */ IGNORE_GRID_AVAILABILITY, + + /** Results will be presented as if grids known to PROJ (that is + * registered in the grid_alternatives table of its database) were + * available. Used typically when networking is enabled. + */ + KNOWN_AVAILABLE, }; PROJ_DLL void setGridAvailabilityUse(GridAvailabilityUse use); diff --git a/include/proj/internal/coordinateoperation_internal.hpp b/include/proj/internal/coordinateoperation_internal.hpp index 7ae2cd78..921021ec 100644 --- a/include/proj/internal/coordinateoperation_internal.hpp +++ b/include/proj/internal/coordinateoperation_internal.hpp @@ -177,8 +177,10 @@ class InverseConversion : public Conversion, public InverseCoordinateOperation { // 'osgeo::proj::operation::SingleOperation::osgeo::proj::operation::SingleOperation::gridsNeeded' // via dominance std::set - gridsNeeded(const io::DatabaseContextPtr &databaseContext) const override { - return SingleOperation::gridsNeeded(databaseContext); + gridsNeeded(const io::DatabaseContextPtr &databaseContext, + bool considerKnownGridsAsAvailable) const override { + return SingleOperation::gridsNeeded(databaseContext, + considerKnownGridsAsAvailable); } #endif @@ -227,8 +229,10 @@ class InverseTransformation : public Transformation, // 'osgeo::proj::operation::SingleOperation::osgeo::proj::operation::SingleOperation::gridsNeeded' // via dominance std::set - gridsNeeded(const io::DatabaseContextPtr &databaseContext) const override { - return SingleOperation::gridsNeeded(databaseContext); + gridsNeeded(const io::DatabaseContextPtr &databaseContext, + bool considerKnownGridsAsAvailable) const override { + return SingleOperation::gridsNeeded(databaseContext, + considerKnownGridsAsAvailable); } #endif @@ -269,7 +273,8 @@ class PROJBasedOperation : public SingleOperation { bool hasRoughTransformation); std::set - gridsNeeded(const io::DatabaseContextPtr &databaseContext) const override; + gridsNeeded(const io::DatabaseContextPtr &databaseContext, + bool considerKnownGridsAsAvailable) const override; protected: PROJBasedOperation(const PROJBasedOperation &) = default; diff --git a/include/proj/io.hpp b/include/proj/io.hpp index be293eb9..2839896e 100644 --- a/include/proj/io.hpp +++ b/include/proj/io.hpp @@ -832,6 +832,7 @@ class PROJ_GCC_DLL DatabaseContext { bool &inverse) const; PROJ_DLL bool lookForGridInfo(const std::string &projFilename, + bool considerKnownGridsAsAvailable, std::string &fullFilename, std::string &packageName, std::string &url, bool &directDownload, bool &openLicense, @@ -1050,7 +1051,8 @@ class PROJ_GCC_DLL AuthorityFactory { const std::string &sourceCRSAuthName, const std::string &sourceCRSCode, const std::string &targetCRSAuthName, const std::string &targetCRSCode, bool usePROJAlternativeGridNames, bool discardIfMissingGrid, - bool discardSuperseded, bool tryReverseOrder = false, + bool considerKnownGridsAsAvailable, bool discardSuperseded, + bool tryReverseOrder = false, bool reportOnlyIntersectingTransformations = false, const metadata::ExtentPtr &intersectingExtent1 = nullptr, const metadata::ExtentPtr &intersectingExtent2 = nullptr) const; @@ -1060,7 +1062,7 @@ class PROJ_GCC_DLL AuthorityFactory { const std::string &sourceCRSAuthName, const std::string &sourceCRSCode, const std::string &targetCRSAuthName, const std::string &targetCRSCode, bool usePROJAlternativeGridNames, bool discardIfMissingGrid, - bool discardSuperseded, + bool considerKnownGridsAsAvailable, bool discardSuperseded, const std::vector> &intermediateCRSAuthCodes, ObjectType allowedIntermediateObjectType = ObjectType::CRS, @@ -1126,7 +1128,7 @@ class PROJ_GCC_DLL AuthorityFactory { const std::string &sourceCRSCode, const crs::CRSNNPtr &targetCRS, const std::string &targetCRSAuthName, const std::string &targetCRSCode, bool usePROJAlternativeGridNames, bool discardIfMissingGrid, - bool discardSuperseded, + bool considerKnownGridsAsAvailable, bool discardSuperseded, const std::vector &allowedAuthorities, const metadata::ExtentPtr &intersectingExtent1, const metadata::ExtentPtr &intersectingExtent2) const; -- cgit v1.2.3