add.c

将Matlab下的M文件转换为DLL,在VC中调用.

/*
 * MATLAB Compiler: 3.0
 * Date: Fri Dec 03 15:07:05 2004
 * Arguments: "-B" "macro_default" "-O" "all" "-O" "fold_scalar_mxarrays:on"
 * "-O" "fold_non_scalar_mxarrays:on" "-O" "optimize_integer_for_loops:on" "-O"
 * "array_indexing:on" "-O" "optimize_conditionals:on" "-t" "-h" "-L" "C" "-W"
 * "lib:ppp" "-T" "link:lib" "add.m" 
 */
#include "add.h"
#include "libmatlbm.h"

void InitializeModule_add(void) {
}

void TerminateModule_add(void) {
}

static mxArray * Madd(int nargout_, mxArray * x, mxArray * y);

_mexLocalFunctionTable _local_function_table_add
  = { 0, (mexFunctionTableEntry *)NULL };

/*
 * The function "mlfAdd" contains the normal interface for the "add" M-function
 * from file "d:\编程技术\matlab\matlab2dll在vc中调用\示例\newfolder1\add.m"
 * (lines 1-3). This function processes any input arguments and passes them to
 * the implementation version of the function, appearing above.
 */
mxArray * mlfAdd(mxArray * x, mxArray * y) {
    int nargout = 1;
    mxArray * z = NULL;
    mlfEnterNewContext(0, 2, x, y);
    z = Madd(nargout, x, y);
    mlfRestorePreviousContext(0, 2, x, y);
    return mlfReturnValue(z);
}

/*
 * The function "mlxAdd" contains the feval interface for the "add" M-function
 * from file "d:\编程技术\matlab\matlab2dll在vc中调用\示例\newfolder1\add.m"
 * (lines 1-3). The feval function calls the implementation version of add
 * through this function. This function processes any input arguments and
 * passes them to the implementation version of the function, appearing above.
 */
void mlxAdd(int nlhs, mxArray * plhs[], int nrhs, mxArray * prhs[]) {
    mxArray * mprhs[2];
    mxArray * mplhs[1];
    int i;
    if (nlhs > 1) {
        mlfError(
          mxCreateString(
            "Run-time Error: File: add Line: 1 Column: 1 The function \"add\""
            " was called with more than the declared number of outputs (1)."),
          NULL);
    }
    if (nrhs > 2) {
        mlfError(
          mxCreateString(
            "Run-time Error: File: add Line: 1 Column: 1 The function \"add\""
            " was called with more than the declared number of inputs (2)."),
          NULL);
    }
    for (i = 0; i < 1; ++i) {
        mplhs[i] = NULL;
    }
    for (i = 0; i < 2 && i < nrhs; ++i) {
        mprhs[i] = prhs[i];
    }
    for (; i < 2; ++i) {
        mprhs[i] = NULL;
    }
    mlfEnterNewContext(0, 2, mprhs[0], mprhs[1]);
    mplhs[0] = Madd(nlhs, mprhs[0], mprhs[1]);
    mlfRestorePreviousContext(0, 2, mprhs[0], mprhs[1]);
    plhs[0] = mplhs[0];
}

/*
 * The function "Madd" is the implementation version of the "add" M-function
 * from file "d:\编程技术\matlab\matlab2dll在vc中调用\示例\newfolder1\add.m"
 * (lines 1-3). It contains the actual compiled code for that M-function. It is
 * a static function and must only be called from one of the interface
 * functions, appearing below.
 */
/*
 * function z=add(x,y)
 */
static mxArray * Madd(int nargout_, mxArray * x, mxArray * y) {
    mexLocalFunctionTable save_local_function_table_
      = mclSetCurrentLocalFunctionTable(&_local_function_table_add);
    mxArray * z = NULL;
    mclCopyArray(&x);
    mclCopyArray(&y);
    /*
     * z=x+y;
     */
    mlfAssign(&z, mclPlus(mclVa(x, "x"), mclVa(y, "y")));
    mclValidateOutput(z, 1, nargout_, "z", "add");
    mxDestroyArray(y);
    mxDestroyArray(x);
    mclSetCurrentLocalFunctionTable(save_local_function_table_);
    return z;
    /*
     * return
     */
}