/********************************************************************** * $Id: geoconcept_syscoord.h$ * * Name: geoconcept_syscoord.h * Project: OpenGIS Simple Features Reference Implementation * Purpose: Implements translation between Geoconcept SysCoord * and OGRSpatialRef format * Language: C * ********************************************************************** * Copyright (c) 2007, Geoconcept and IGN * Copyright (c) 2008, Even Rouault * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included * in all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER * DEALINGS IN THE SOFTWARE. **********************************************************************/ #ifndef GEOCONCEPT_SYSCOORD_H_INCLUDED #define GEOCONCEPT_SYSCOORD_H_INCLUDED #include "ogr_srs_api.h" #ifdef GCSRS_DLLEXPORT # define GCSRSAPI_CALL __declspec(dllexport) # define GCSRSAPI_CALL1(x) __declspec(dllexport) x #endif #ifndef GCSRSAPI_CALL # define GCSRSAPI_CALL #endif #ifndef GCSRSAPI_CALL1 # define GCSRSAPI_CALL1(x) x GCSRSAPI_CALL #endif #ifdef __cplusplus extern "C" { #endif /* -------------------------------------------------------------------- */ /* GCSRS API Types */ /* -------------------------------------------------------------------- */ typedef struct _tSpheroidInfo_GCSRS GCSpheroidInfo; typedef struct _tDatumInfo_GCSRS GCDatumInfo; typedef struct _tProjectionInfo_GCSRS GCProjectionInfo; typedef struct _tSysCoord_GCSRS GCSysCoord; struct _tSpheroidInfo_GCSRS { const char *pszSpheroidName; double dfA; /* semi major axis in meters */ double dfE; /* eccentricity */ int nEllipsoidID; }; struct _tDatumInfo_GCSRS { const char *pszDatumName; double dfShiftX; double dfShiftY; double dfShiftZ; double dfRotX; double dfRotY; double dfRotZ; double dfScaleFactor; double dfDiffA; /* * semi-major difference to-datum minus from-datum : * http://home.hiwaay.net/~taylorc/bookshelf/math-science/geodesy/datum/transform/molodensky/ */ double dfDiffFlattening; /* * Change in flattening : "to" minus "from" */ int nEllipsoidID; int nDatumID; }; struct _tProjectionInfo_GCSRS { const char *pszProjName; /* TODO: Translate to English. */ int nSphere;/* * 1 = sphere de courbure * 2 = sphere equatoriale * 3 = sphere bitangeante * 4 = sphere polaire nord * 5 = sphere polaire sud * 6 = Hotine */ int nProjID; }; struct _tSysCoord_GCSRS { const char *pszSysCoordName; const char *pszUnit; double dfPM; /* inherited : */ double dfLambda0; double dfPhi0; double dfk0; double dfX0; double dfY0; double dfPhi1; double dfPhi2; int nDatumID; int nProjID; int coordSystemID; int timeZoneValue;/* when 0, replace by zone */ }; /* -------------------------------------------------------------------- */ /* GCSRS API Prototypes */ /* -------------------------------------------------------------------- */ #define GetInfoSpheroidID_GCSRS(theSpheroid) (theSpheroid)->nEllipsoidID #define GetInfoSpheroidName_GCSRS(theSpheroid) (theSpheroid)->pszSpheroidName #define GetInfoSpheroidSemiMajor_GCSRS(theSpheroid) (theSpheroid)->dfA #define GetInfoSpheroidExcentricity_GCSRS(theSpheroid) (theSpheroid)->dfE #define GetInfoDatumID_GCSRS(theDatum) (theDatum)->nDatumID #define GetInfoDatumName_GCSRS(theDatum) (theDatum)->pszDatumName #define GetInfoDatumShiftX_GCSRS(theDatum) (theDatum)->dfShiftX #define GetInfoDatumShiftY_GCSRS(theDatum) (theDatum)->dfShiftY #define GetInfoDatumShiftZ_GCSRS(theDatum) (theDatum)->dfShiftZ #define GetInfoDatumDiffA_GCSRS(theDatum) (theDatum)->dfDiffA #define GetInfoDatumRotationX_GCSRS(theDatum) (theDatum)->dfRotX #define GetInfoDatumRotationY_GCSRS(theDatum) (theDatum)->dfRotY #define GetInfoDatumRotationZ_GCSRS(theDatum) (theDatum)->dfRotZ #define GetInfoDatumScaleFactor_GCSRS(theDatum) (theDatum)->dfScaleFactor #define GetInfoDatumDiffFlattening_GCSRS(theDatum) (theDatum)->dfDiffFlattening #define GetInfoDatumSpheroidID_GCSRS(theDatum) (theDatum)->nEllipsoidID #define GetInfoProjID_GCSRS(theProj) (theProj)->nProjID #define GetInfoProjName_GCSRS(theProj) (theProj)->pszProjName #define GetInfoProjSphereType_GCSRS(theProj) (theProj)->nSphere #define GetInfoProjSpheroidID_GCSRS(theProj) (theProj)->nEllipsoidID GCSysCoord GCSRSAPI_CALL1(*) CreateSysCoord_GCSRS ( int srsid, int timezone ); void GCSRSAPI_CALL DestroySysCoord_GCSRS ( GCSysCoord** theSysCoord ); #define GetSysCoordSystemID_GCSRS(theSysCoord) (theSysCoord)->coordSystemID #define SetSysCoordSystemID_GCSRS(theSysCoord,v) (theSysCoord)->coordSystemID= (v) #define GetSysCoordTimeZone_GCSRS(theSysCoord) (theSysCoord)->timeZoneValue #define SetSysCoordTimeZone_GCSRS(theSysCoord,v) (theSysCoord)->timeZoneValue= (v) #define GetSysCoordName_GCSRS(theSysCoord) (theSysCoord)->pszSysCoordName #define SetSysCoordName_GCSRS(theSysCoord,v) (theSysCoord)->pszSysCoordName= (v) #define GetSysCoordUnit_GCSRS(theSysCoord) (theSysCoord)->pszUnit #define SetSysCoordUnit_GCSRS(theSysCoord,v) (theSysCoord)->pszUnit= (v) #define GetSysCoordPrimeMeridian_GCSRS(theSysCoord) (theSysCoord)->dfPM #define SetSysCoordPrimeMeridian_GCSRS(theSysCoord,v) (theSysCoord)->dfPM= (v) #define GetSysCoordCentralMeridian_GCSRS(theSysCoord) (theSysCoord)->dfLambda0 #define SetSysCoordCentralMeridian_GCSRS(theSysCoord,v) (theSysCoord)->dfLambda0= (v) #define GetSysCoordLatitudeOfOrigin_GCSRS(theSysCoord) (theSysCoord)->dfPhi0 #define SetSysCoordLatitudeOfOrigin_GCSRS(theSysCoord,v) (theSysCoord)->dfPhi0= (v) #define GetSysCoordStandardParallel1_GCSRS(theSysCoord) (theSysCoord)->dfPhi1 #define SetSysCoordStandardParallel1_GCSRS(theSysCoord,v) (theSysCoord)->dfPhi1= (v) #define GetSysCoordStandardParallel2_GCSRS(theSysCoord) (theSysCoord)->dfPhi2 #define SetSysCoordStandardParallel2_GCSRS(theSysCoord,v) (theSysCoord)->dfPhi2= (v) #define GetSysCoordScaleFactor_GCSRS(theSysCoord) (theSysCoord)->dfk0 #define SetSysCoordScaleFactor_GCSRS(theSysCoord,v) (theSysCoord)->dfk0= (v) #define GetSysCoordFalseEasting_GCSRS(theSysCoord) (theSysCoord)->dfX0 #define SetSysCoordFalseEasting_GCSRS(theSysCoord,v) (theSysCoord)->dfX0= (v) #define GetSysCoordFalseNorthing_GCSRS(theSysCoord) (theSysCoord)->dfY0 #define SetSysCoordFalseNorthing_GCSRS(theSysCoord,v) (theSysCoord)->dfY0= (v) #define GetSysCoordDatumID_GCSRS(theSysCoord) (theSysCoord)->nDatumID #define SetSysCoordDatumID_GCSRS(theSysCoord,v) (theSysCoord)->nDatumID= (v) #define GetSysCoordProjID_GCSRS(theSysCoord) (theSysCoord)->nProjID #define SetSysCoordProjID_GCSRS(theSysCoord,v) (theSysCoord)->nProjID= (v) GCSysCoord GCSRSAPI_CALL1(*) OGRSpatialReference2SysCoord_GCSRS ( OGRSpatialReferenceH poSR ); OGRSpatialReferenceH GCSRSAPI_CALL SysCoord2OGRSpatialReference_GCSRS ( GCSysCoord* syscoord ); #ifdef __cplusplus } #endif #endif /* ndef GEOCONCEPT_SYSCOORD_H_INCLUDED */