MATLAB REAL-TIME WORKSHOP 7 - TARGET LANGUAGE COMPILER Manual de usuario descargar pdf (Pagina 268)

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6 Importing and Exporting Data

6-12

#include <stdlib.h> /* For EXIT_FAILURE, EXIT_SUCCESS */

#include "mat.h"

#define BUFSIZE 256

int main() {

MATFile *pmat;

mxArray *pa1, *pa2, *pa3;

double data[9] = { 1.0, 4.0, 7.0, 2.0, 5.0, 8.0, 3.0, 6.0, 9.0 };

const char *file = "mattest.mat";

char str[BUFSIZE];

int status;

printf("Creating file %s...\n\n", file);

pmat = matOpen(file, "w");

if (pmat == NULL) {

printf("Error creating file %s\n", file);

printf("(Do you have write permission in this directory?)\n");

return(EXIT_FAILURE);

}

pa1 = mxCreateDoubleMatrix(3,3,mxREAL);

if (pa1 == NULL) {

printf("%s : Out of memory on line %d\n",

__FILE__, __LINE__);

printf("Unable to create mxArray.\n");

return(EXIT_FAILURE);

}

mxSetName(pa1, "LocalDouble");

pa2 = mxCreateDoubleMatrix(3,3,mxREAL);

if (pa2 == NULL) {

printf("%s : Out of memory on line %d\n",

__FILE__, __LINE__);

printf("Unable to create mxArray.\n");

return(EXIT_FAILURE);

}

mxSetName(pa2, "GlobalDouble");

memcpy((void *)(mxGetPr(pa2)), (void *)data, sizeof(data));

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MATLAB REAL-TIME WORKSHOP 7 - TARGET LANGUAGE COMPILER Manual de usuario Pagina 268

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