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add oblique mercator and geostationary projections
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,54 @@ | ||
| /* | ||
| * Fimex, GeostationaryProjection.h | ||
| * | ||
| * (C) Copyright 2017, SMHI | ||
| * | ||
| * Project Info: https://wiki.met.no/fimex/start | ||
| * | ||
| * This library is free software; you can redistribute it and/or modify it | ||
| * under the terms of the GNU Lesser General Public License as published by | ||
| * the Free Software Foundation; either version 2.1 of the License, or | ||
| * (at your option) any later version. | ||
| * | ||
| * This library is distributed in the hope that it will be useful, but | ||
| * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY | ||
| * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public | ||
| * License for more details. | ||
| * | ||
| * You should have received a copy of the GNU Lesser General Public | ||
| * License along with this library; if not, write to the Free Software | ||
| * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, | ||
| * USA. | ||
| * | ||
| * Created on: May 12, 2017 | ||
| * Author: Martin Raspaud | ||
| */ | ||
|
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| #ifndef GEOSTATIONARYPROJECTION_H_ | ||
| #define GEOSTATIONARYPROJECTION_H_ | ||
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| #include "fimex/coordSys/ProjectionImpl.h" | ||
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| namespace MetNoFimex | ||
| { | ||
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| /** | ||
| * @headerfile fimex/coordSys/GeostationaryProjection.h | ||
| */ | ||
| class GeostationaryProjection: public MetNoFimex::ProjectionImpl | ||
| { | ||
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| public: | ||
| GeostationaryProjection(); | ||
| virtual ~GeostationaryProjection() {} | ||
| static bool acceptsProj4(const std::string& proj4Str); | ||
| static std::vector<CDMAttribute> parametersFromProj4(const std::string& proj4); | ||
| protected: | ||
| GeostationaryProjection(std::string name) : ProjectionImpl(name, false) {} | ||
| virtual std::ostream& getProj4ProjectionPart(std::ostream& oproj) const; | ||
| }; | ||
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| } | ||
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| #endif /* GEOSTATIONARYPROJECTION_H_ */ |
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| Original file line number | Diff line number | Diff line change |
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| /* | ||
| * Fimex, ObliqueMercatorProjection.h | ||
| * | ||
| * (C) Copyright 2017, SMHI | ||
| * | ||
| * Project Info: https://wiki.met.no/fimex/start | ||
| * | ||
| * This library is free software; you can redistribute it and/or modify it | ||
| * under the terms of the GNU Lesser General Public License as published by | ||
| * the Free Software Foundation; either version 2.1 of the License, or | ||
| * (at your option) any later version. | ||
| * | ||
| * This library is distributed in the hope that it will be useful, but | ||
| * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY | ||
| * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public | ||
| * License for more details. | ||
| * | ||
| * You should have received a copy of the GNU Lesser General Public | ||
| * License along with this library; if not, write to the Free Software | ||
| * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, | ||
| * USA. | ||
| * | ||
| * Created on: May 12, 2017 | ||
| * Author: Martin Raspaud | ||
| */ | ||
|
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| #ifndef OBLIQUEMERCATORPROJECTION_H_ | ||
| #define OBLIQUEMERCATORPROJECTION_H_ | ||
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| #include "fimex/coordSys/ProjectionImpl.h" | ||
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| namespace MetNoFimex | ||
| { | ||
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| /** | ||
| * @headerfile fimex/coordSys/ObliqueMercatorProjection.h | ||
| */ | ||
| class ObliqueMercatorProjection: public MetNoFimex::ProjectionImpl | ||
| { | ||
| public: | ||
| ObliqueMercatorProjection(); | ||
| virtual ~ObliqueMercatorProjection(); | ||
| static bool acceptsProj4(const std::string& proj4Str); | ||
| static std::vector<CDMAttribute> parametersFromProj4(const std::string& proj4); | ||
| protected: | ||
| virtual std::ostream& getProj4ProjectionPart(std::ostream& oproj) const; | ||
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| }; | ||
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| } | ||
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| #endif /* OBLIQUEMERCATORPROJECTION_H_ */ |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,94 @@ | ||
| /* | ||
| * Fimex, GeostationaryProjection.cc | ||
| * | ||
| * (C) Copyright 2011, met.no | ||
| * | ||
| * Project Info: https://wiki.met.no/fimex/start | ||
| * | ||
| * This library is free software; you can redistribute it and/or modify it | ||
| * under the terms of the GNU Lesser General Public License as published by | ||
| * the Free Software Foundation; either version 2.1 of the License, or | ||
| * (at your option) any later version. | ||
| * | ||
| * This library is distributed in the hope that it will be useful, but | ||
| * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY | ||
| * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public | ||
| * License for more details. | ||
| * | ||
| * You should have received a copy of the GNU Lesser General Public | ||
| * License along with this library; if not, write to the Free Software | ||
| * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, | ||
| * USA. | ||
| * | ||
| * Created on: May 12, 2017 | ||
| * Author: Martin Raspaud | ||
| */ | ||
|
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| #include "fimex/coordSys/GeostationaryProjection.h" | ||
| #include <boost/regex.hpp> | ||
| #include "fimex/Utils.h" | ||
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| namespace MetNoFimex | ||
| { | ||
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| using namespace std; | ||
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| GeostationaryProjection::GeostationaryProjection() | ||
| : ProjectionImpl("geostationary", false) | ||
| { | ||
| } | ||
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| bool GeostationaryProjection::acceptsProj4(const std::string& proj4Str) | ||
| { | ||
| return proj4ProjectionMatchesName(proj4Str, "geos"); | ||
| } | ||
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| std::vector<CDMAttribute> GeostationaryProjection::parametersFromProj4(const std::string& proj4Str) | ||
| { | ||
| vector<CDMAttribute> attrs; | ||
| if (!acceptsProj4(proj4Str)) return attrs; | ||
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| attrs.push_back(CDMAttribute("grid_mapping_name", "geostationary")); | ||
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| boost::smatch what; | ||
| double lon0 = 0.; | ||
| if (boost::regex_search(proj4Str, what, boost::regex("\\+lon_0=(\\S+)"))) { | ||
| lon0 = string2type<double>(what[1].str()); | ||
| } | ||
| attrs.push_back(CDMAttribute("longitude_of_projection_origin", lon0)); | ||
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| double lat0 = 0.; | ||
| if (boost::regex_search(proj4Str, what, boost::regex("\\+lat_0=(\\S+)"))) { | ||
| lat0 = string2type<double>(what[1].str()); | ||
| } | ||
| attrs.push_back(CDMAttribute("latitude_of_projection_origin", lat0)); | ||
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| double h = 0.; | ||
| if (boost::regex_search(proj4Str, what, boost::regex("\\+h=(\\S+)"))) { | ||
| h = string2type<double>(what[1].str()); | ||
| } | ||
| attrs.push_back(CDMAttribute("perspective_point_height", h)); | ||
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| string sweep = "y"; | ||
| if (boost::regex_search(proj4Str, what, boost::regex("\\+sweep=(\\S+)"))) { | ||
| sweep = what[1].str(); | ||
| } | ||
| attrs.push_back(CDMAttribute("sweep_axis", sweep)); | ||
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| proj4GetEarthAttributes(proj4Str, attrs); | ||
| attrs.push_back(CDMAttribute("proj4", proj4Str)); | ||
| return attrs; | ||
| } | ||
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| std::ostream& GeostationaryProjection::getProj4ProjectionPart(std::ostream& oproj) const | ||
| { | ||
| oproj << "+proj=geos"; | ||
| addParameterToStream(oproj, "longitude_of_projection_origin", " +lon_0="); | ||
| addParameterToStream(oproj, "latitude_of_projection_origin", " +lat_0="); | ||
| addParameterToStream(oproj, "perspective_point_height", " +h="); | ||
| addParameterToStream(oproj, "sweep_angle_axis", " +sweep="); | ||
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| return oproj; | ||
| } | ||
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| } |
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