78 lines
2.3 KiB
C
78 lines
2.3 KiB
C
/*
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* Copyright (C) 2011 Dynare Team
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*
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* This file is part of Dynare.
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*
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* Dynare is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Dynare is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Dynare. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include "modify_for_mex.h"
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void
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mex_write_to_matlab_matfile(double *data, int rows, int cols, const char *varname, const char *filename)
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{
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mxArray *toWrite;
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toWrite = getMxArray(data, rows, cols);
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MATFile *matfile = matOpen(filename, "w");
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if (matfile == NULL)
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mexErrMsgTxt("Error encountered in mex when opening a .mat file");
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if (matPutVariable(matfile, varname, toWrite) != 0 ||
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ferror(matGetFp(matfile)) > 0 ||
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feof(matGetFp(matfile)) > 0)
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mexErrMsgTxt("Error encountered in mex when writing a .mat file");
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if (matClose(matfile) != 0)
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mexErrMsgTxt("Error encountered in mex when closing a .mat file");
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}
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void
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mex_write_to_matlab_global_struct(double *data, int rows, int cols, const char *varname)
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{
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mxArray *toWrite;
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toWrite = getMxArray(data, rows, cols);
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int fieldnumber = mxAddField(globalMatlabStruct, varname);
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if (fieldnumber < 0)
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mexErrMsgTxt("Error encountered in mex when assigining to global structure");
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mxSetFieldByNumber(globalMatlabStruct, 0, fieldnumber, toWrite);
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}
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mxArray *
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getMxArray(double *data, int rows, int cols)
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{
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mxArray *mat;
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double *pind;
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int i;
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if (rows == 1 && cols == 1)
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mat = mxCreateDoubleScalar(data[0]);
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else
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{
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mat = mxCreateDoubleMatrix(rows, cols, mxREAL);
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if (mat != NULL)
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{
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pind = mxGetPr(mat);
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for (i = 0; i < rows*cols; i++)
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pind[i] = data[i];
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}
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}
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if (mat == NULL)
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mexErrMsgTxt("Error encountered in mex: not enough heap space to allocate memory for mxArray");
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return mat;
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}
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