/[escript]/trunk/ripley/src/ripleycpp.cpp
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branches/ripleygmg_from_3668/ripley/src/ripleycpp.cpp revision 3791 by caltinay, Wed Feb 1 05:10:22 2012 UTC trunk/ripley/src/ripleycpp.cpp revision 4013 by caltinay, Thu Oct 4 03:13:27 2012 UTC
# Line 1  Line 1 
1    
2  /*******************************************************  /*****************************************************************************
3  *  *
4  * Copyright (c) 2003-2012 by University of Queensland  * Copyright (c) 2003-2012 by University of Queensland
5  * Earth Systems Science Computational Center (ESSCC)  * http://www.uq.edu.au
 * http://www.uq.edu.au/esscc  
6  *  *
7  * Primary Business: Queensland, Australia  * Primary Business: Queensland, Australia
8  * Licensed under the Open Software License version 3.0  * Licensed under the Open Software License version 3.0
9  * http://www.opensource.org/licenses/osl-3.0.php  * http://www.opensource.org/licenses/osl-3.0.php
10  *  *
11  *******************************************************/  * Development until 2012 by Earth Systems Science Computational Center (ESSCC)
12    * Development since 2012 by School of Earth Sciences
13    *
14    *****************************************************************************/
15    
16  #include <ripley/Brick.h>  #include <ripley/Brick.h>
17  #include <ripley/Rectangle.h>  #include <ripley/Rectangle.h>
# Line 25  using namespace boost::python; Line 27  using namespace boost::python;
27    
28  namespace ripley {  namespace ripley {
29    
30    escript::Data readBinaryGrid(std::string filename, escript::FunctionSpace fs,
31            const object& pyFirst, const object& pyNum, const object& pyShape,
32            double fill=0.)
33    {
34        int dim=fs.getDim();
35        std::vector<int> first(dim), numValues(dim), shape;
36    
37        if (extract<tuple>(pyFirst).check() || extract<list>(pyFirst).check()) {
38            if (len(pyFirst)==dim) {
39                for (int i=0; i<dim; i++) {
40                    first[i]=extract<int>(pyFirst[i]);
41                }
42            } else
43                throw RipleyException("Argument 'first' has wrong length");
44        } else
45            throw RipleyException("Argument 'first' must be a tuple or list");
46    
47        if (extract<tuple>(pyNum).check() || extract<list>(pyNum).check()) {
48            if (len(pyNum)==dim) {
49                for (int i=0; i<dim; i++) {
50                    numValues[i]=extract<int>(pyNum[i]);
51                }
52            } else
53                throw RipleyException("Argument 'numValues' has wrong length");
54        } else
55            throw RipleyException("Argument 'numValues' must be a tuple or list");
56    
57        if (extract<tuple>(pyShape).check() || extract<list>(pyShape).check()) {
58            for (int i=0; i<len(pyShape); i++) {
59                shape.push_back(extract<int>(pyShape[i]));
60            }
61        } else
62            throw RipleyException("Argument 'shape' must be a tuple or list");
63    
64        const RipleyDomain* dom=dynamic_cast<const RipleyDomain*>(fs.getDomain().get());
65        if (!dom)
66            throw RipleyException("Function space must be on a ripley domain");
67    
68    
69        escript::Data res(fill, shape, fs, true);
70    
71        dom->readBinaryGrid(res, filename, first, numValues);
72        return res;
73    }
74    
75    escript::Data readNcGrid(std::string filename, std::string varname,
76            escript::FunctionSpace fs, const object& pyFirst, const object& pyNum,
77            const object& pyShape, double fill=0.)
78    {
79        int dim=fs.getDim();
80        std::vector<int> first(dim), numValues(dim), shape;
81    
82        if (extract<tuple>(pyFirst).check() || extract<list>(pyFirst).check()) {
83            if (len(pyFirst)==dim) {
84                for (int i=0; i<dim; i++) {
85                    first[i]=extract<int>(pyFirst[i]);
86                }
87            } else
88                throw RipleyException("Argument 'first' has wrong length");
89        } else
90            throw RipleyException("Argument 'first' must be a tuple or list");
91    
92        if (extract<tuple>(pyNum).check() || extract<list>(pyNum).check()) {
93            if (len(pyNum)==dim) {
94                for (int i=0; i<dim; i++) {
95                    numValues[i]=extract<int>(pyNum[i]);
96                }
97            } else
98                throw RipleyException("Argument 'numValues' has wrong length");
99        } else
100            throw RipleyException("Argument 'numValues' must be a tuple or list");
101    
102        if (extract<tuple>(pyShape).check() || extract<list>(pyShape).check()) {
103            for (int i=0; i<len(pyShape); i++) {
104                shape.push_back(extract<int>(pyShape[i]));
105            }
106        } else
107            throw RipleyException("Argument 'shape' must be a tuple or list");
108    
109        const RipleyDomain* dom=dynamic_cast<const RipleyDomain*>(fs.getDomain().get());
110        if (!dom)
111            throw RipleyException("Function space must be on a ripley domain");
112    
113    
114        escript::Data res(fill, shape, fs, true);
115    
116        dom->readNcGrid(res, filename, varname, first, numValues);
117        return res;
118    }
119    
120  // These wrappers are required to make the shared pointers work through the  // These wrappers are required to make the shared pointers work through the
121  // Python wrapper  // Python wrapper
122    
123  escript::Domain_ptr _brick(int n0, int n1, int n2, const object& l0,  // The double for n? is just to keep python happy when people need to deal with
124    // truediv
125    escript::Domain_ptr _brick(double _n0, double _n1, double _n2, const object& l0,
126                   const object& l1, const object& l2, int d0, int d1, int d2)                   const object& l1, const object& l2, int d0, int d1, int d2)
127  {  {
128        int n0=static_cast<int>(_n0), n1=static_cast<int>(_n1), n2=static_cast<int>(_n2);
129      double x0=0., x1=1., y0=0., y1=1., z0=0., z1=1.;      double x0=0., x1=1., y0=0., y1=1., z0=0., z1=1.;
130      if (extract<tuple>(l0).check()) {      if (extract<tuple>(l0).check()) {
131          tuple x=extract<tuple>(l0);          tuple x=extract<tuple>(l0);
# Line 72  escript::Domain_ptr _brick(int n0, int n Line 167  escript::Domain_ptr _brick(int n0, int n
167  }  }
168    
169  const int _q[]={0x61686969,0x746c4144,0x79616e43};  const int _q[]={0x61686969,0x746c4144,0x79616e43};
170  escript::Domain_ptr _rectangle(int n0, int n1, const object& l0,  escript::Domain_ptr _rectangle(double _n0, double _n1, const object& l0,
171                                 const object& l1, int d0, int d1)                                 const object& l1, int d0, int d1)
172  {  {
173        int n0=static_cast<int>(_n0), n1=static_cast<int>(_n1);
174      double x0=0., x1=1., y0=0., y1=1.;      double x0=0., x1=1., y0=0., y1=1.;
175      if (extract<tuple>(l0).check()) {      if (extract<tuple>(l0).check()) {
176          tuple x=extract<tuple>(l0);          tuple x=extract<tuple>(l0);
# Line 104  escript::Domain_ptr _rectangle(int n0, i Line 200  escript::Domain_ptr _rectangle(int n0, i
200  }  }
201  std::string _who(){int a[]={_q[0]^42,_q[1]^42,_q[2]^42,0};return (char*)&a[0];}  std::string _who(){int a[]={_q[0]^42,_q[1]^42,_q[2]^42,0};return (char*)&a[0];}
202    
203  }  } // end of namespace
204    
 /**  
     \page ripley Ripley  
     ripleycpp is the python module name that contains the interfaces  
     to the C++ wrapper to ripley.  
 */  
205    
206  BOOST_PYTHON_MODULE(ripleycpp)  BOOST_PYTHON_MODULE(ripleycpp)
207  {  {
# Line 122  BOOST_PYTHON_MODULE(ripleycpp) Line 213  BOOST_PYTHON_MODULE(ripleycpp)
213    
214      register_exception_translator<ripley::RipleyException>(&(esysUtils::esysExceptionTranslator));      register_exception_translator<ripley::RipleyException>(&(esysUtils::esysExceptionTranslator));
215    
216      def("Brick", ripley::_brick, (arg("n0"),arg("n1"),arg("n2"),arg("l0")=1.0,arg("l1")=1.0,arg("l2")=1.0,arg("d0")=1,arg("d1")=1,arg("d2")=1),      scope().attr("__doc__") = "To use this module, please import esys.ripley";        
217        
218        
219        def("Brick", ripley::_brick, (arg("n0"),arg("n1"),arg("n2"),arg("l0")=1.0,arg("l1")=1.0,arg("l2")=1.0,arg("d0")=-1,arg("d1")=-1,arg("d2")=-1),
220  "Creates a hexagonal mesh with n0 x n1 x n2 elements over the brick [0,l0] x [0,l1] x [0,l2].\n\n"  "Creates a hexagonal mesh with n0 x n1 x n2 elements over the brick [0,l0] x [0,l1] x [0,l2].\n\n"
221  ":param n0: number of elements in direction 0\n:type n0: ``int``\n"  ":param n0: number of elements in direction 0\n:type n0: ``int``\n"
222  ":param n1: number of elements in direction 1\n:type n1: ``int``\n"  ":param n1: number of elements in direction 1\n:type n1: ``int``\n"
# Line 134  BOOST_PYTHON_MODULE(ripleycpp) Line 228  BOOST_PYTHON_MODULE(ripleycpp)
228  ":param d1: number of subdivisions in direction 1\n:type d1: ``int``\n"  ":param d1: number of subdivisions in direction 1\n:type d1: ``int``\n"
229  ":param d2: number of subdivisions in direction 2\n:type d2: ``int``");  ":param d2: number of subdivisions in direction 2\n:type d2: ``int``");
230    
231      def("Rectangle", ripley::_rectangle, (arg("n0"),arg("n1"),arg("l0")=1.0,arg("l1")=1.0,arg("d0")=1,arg("d1")=1),      def("Rectangle", ripley::_rectangle, (arg("n0"),arg("n1"),arg("l0")=1.0,arg("l1")=1.0,arg("d0")=-1,arg("d1")=-1),
232  "Creates a rectangular mesh with n0 x n1 elements over the rectangle [0,l0] x [0,l1].\n\n"  "Creates a rectangular mesh with n0 x n1 elements over the rectangle [0,l0] x [0,l1].\n\n"
233  ":param n0: number of elements in direction 0\n:type n0: ``int``\n"  ":param n0: number of elements in direction 0\n:type n0: ``int``\n"
234  ":param n1: number of elements in direction 1\n:type n1: ``int``\n"  ":param n1: number of elements in direction 1\n:type n1: ``int``\n"
# Line 142  BOOST_PYTHON_MODULE(ripleycpp) Line 236  BOOST_PYTHON_MODULE(ripleycpp)
236  ":param l1: length of side 1 or coordinate range of side 1\n:type l1: ``float`` or ``tuple``\n"  ":param l1: length of side 1 or coordinate range of side 1\n:type l1: ``float`` or ``tuple``\n"
237  ":param d0: number of subdivisions in direction 0\n:type d0: ``int``\n"  ":param d0: number of subdivisions in direction 0\n:type d0: ``int``\n"
238  ":param d1: number of subdivisions in direction 1\n:type d1: ``int``");  ":param d1: number of subdivisions in direction 1\n:type d1: ``int``");
239      def("_theculprit_", ripley::_who),      def("_theculprit_", ripley::_who);
240      def("LoadMesh", ripley::RipleyDomain::loadMesh, (arg("filename")),      def("LoadMesh", ripley::RipleyDomain::loadMesh, (arg("filename")),
241             "Loads a ripley domain from a dump file" ":rtype: `Domain`");             "Loads a ripley domain from a dump file" ":rtype: `Domain`");
242    
# Line 150  BOOST_PYTHON_MODULE(ripleycpp) Line 244  BOOST_PYTHON_MODULE(ripleycpp)
244              "Reads a ripley domain from a file created by write().\n\n"              "Reads a ripley domain from a file created by write().\n\n"
245              ":rtype: `RipleyDomain`\n:param filename:\n:type filename: ``string``\n");              ":rtype: `RipleyDomain`\n:param filename:\n:type filename: ``string``\n");
246    
247        def("_readBinaryGrid", &ripley::readBinaryGrid, (arg("filename"), arg("functionspace"), arg("first"), arg("numValues"), arg("shape"), arg("fill")=0.));
248    
249        def("_readNcGrid", &ripley::readNcGrid, (arg("filename"), arg("varname"), arg("functionspace"), arg("first"), arg("numValues"), arg("shape"), arg("fill")=0.));
250    
251      class_<ripley::RipleyDomain, bases<escript::AbstractContinuousDomain> >      class_<ripley::RipleyDomain, bases<escript::AbstractContinuousDomain> >
252          ("RipleyDomain", "", no_init)          ("RipleyDomain", "", no_init)
253          .def("write", &ripley::RipleyDomain::write, args("filename"),          .def("write", &ripley::RipleyDomain::write, args("filename"),

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