pyprojection.h

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/* --------------------------------------------------------------------
Copyright (C) 2009 Swedish Meteorological and Hydrological Institute, SMHI,
 
This file is part of RAVE.
 
RAVE 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 3 of the License, or
(at your option) any later version.
 
RAVE 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 RAVE.  If not, see <http://www.gnu.org/licenses/>.
------------------------------------------------------------------------*/
#ifndef PYPROJECTION_H
#define PYPROJECTION_H
#include "projection.h"
 
typedef struct {
  PyObject_HEAD /*Always has to be on top*/
  Projection_t* projection; 
} PyProjection;
 
#define PyProjection_Type_NUM 0                        
#define PyProjection_GetNative_NUM 1                   
#define PyProjection_GetNative_RETURN Projection_t*    
#define PyProjection_GetNative_PROTO (PyProjection*)   
#define PyProjection_New_NUM 2                         
#define PyProjection_New_RETURN PyProjection*          
#define PyProjection_New_PROTO (Projection_t*)         
#define PyProjection_NewFromDef_NUM 3                  
#define PyProjection_NewFromDef_RETURN PyProjection*   
#define PyProjection_NewFromDef_PROTO (const char* id, const char* definition, const char* description) 
#define PyProjection_API_pointers 4                    
#define PyProjection_CAPSULE_NAME "_projection._C_API"
 
#ifdef PYPROJECTION_MODULE
extern PyTypeObject PyProjection_Type;
 
#define PyProjection_Check(op) ((op)->ob_type == &PyProjection_Type)
 
static PyProjection_GetNative_RETURN PyProjection_GetNative PyProjection_GetNative_PROTO;
 
static PyProjection_New_RETURN PyProjection_New PyProjection_New_PROTO;
 
static PyProjection_NewFromDef_RETURN PyProjection_NewFromDef PyProjection_NewFromDef_PROTO;
 
#else
static void **PyProjection_API;
 
#define PyProjection_GetNative \
  (*(PyProjection_GetNative_RETURN (*)PyProjection_GetNative_PROTO) PyProjection_API[PyProjection_GetNative_NUM])
 
#define PyProjection_New \
  (*(PyProjection_New_RETURN (*)PyProjection_New_PROTO) PyProjection_API[PyProjection_New_NUM])
 
#define PyProjection_NewFromDef \
  (*(PyProjection_NewFromDef_RETURN (*)PyProjection_NewFromDef_PROTO) PyProjection_API[PyProjection_NewFromDef_NUM])
 
#define PyProjection_Check(op) \
    (Py_TYPE(op) == &PyProjection_Type)
 
#define PyProjection_Type (*(PyTypeObject *)PyProjection_API[PyProjection_Type_NUM])
 
#define import_pyprojection() \
    PyProjection_API = (void **)PyCapsule_Import(PyProjection_CAPSULE_NAME, 1);
 
#endif
 
#endif /* PYPROJECTION_H */