map_module.c

好东西

/*
 * MATLAB Compiler: 3.0
 * Date: Fri Mar 24 11:31:36 2006
 * 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" "-m" "-W" "main" "-L"
 * "C" "-t" "-T" "link:exe" "-h" "libmmfile.mlib"
 * "adptive_bitpow_allocate_systems" 
 */
#include "map_module.h"
#include "libmatlbm.h"
#include "map_16qam.h"
#include "map_64qam.h"
#include "map_bpsk.h"
#include "map_qpsk.h"
static mxArray * _mxarray0_;
static mxArray * _mxarray1_;
static mxArray * _mxarray2_;
static mxArray * _mxarray3_;
static mxArray * _mxarray4_;

void InitializeModule_map_module(void) {
    _mxarray0_ = mclInitializeDoubleVector(0, 0, (double *)NULL);
    _mxarray1_ = mclInitializeDouble(1.0);
    _mxarray2_ = mclInitializeDouble(2.0);
    _mxarray3_ = mclInitializeDouble(4.0);
    _mxarray4_ = mclInitializeDouble(6.0);
}

void TerminateModule_map_module(void) {
    mxDestroyArray(_mxarray4_);
    mxDestroyArray(_mxarray3_);
    mxDestroyArray(_mxarray2_);
    mxDestroyArray(_mxarray1_);
    mxDestroyArray(_mxarray0_);
}

static mxArray * Mmap_module(int nargout_, mxArray * input, mxArray * map_flag);

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

/*
 * The function "mlfMap_module" contains the normal interface for the
 * "map_module" M-function from file
 * "c:\matlab6p5\work\adptive_ofdm\adptive_ofdm\map_module.m" (lines 1-25).
 * This function processes any input arguments and passes them to the
 * implementation version of the function, appearing above.
 */
mxArray * mlfMap_module(mxArray * input, mxArray * map_flag) {
    int nargout = 1;
    mxArray * output = NULL;
    mlfEnterNewContext(0, 2, input, map_flag);
    output = Mmap_module(nargout, input, map_flag);
    mlfRestorePreviousContext(0, 2, input, map_flag);
    return mlfReturnValue(output);
}

/*
 * The function "mlxMap_module" contains the feval interface for the
 * "map_module" M-function from file
 * "c:\matlab6p5\work\adptive_ofdm\adptive_ofdm\map_module.m" (lines 1-25). The
 * feval function calls the implementation version of map_module through this
 * function. This function processes any input arguments and passes them to the
 * implementation version of the function, appearing above.
 */
void mlxMap_module(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: map_module Line: 1 Column:"
            " 1 The function \"map_module\" was called with m"
            "ore than the declared number of outputs (1)."),
          NULL);
    }
    if (nrhs > 2) {
        mlfError(
          mxCreateString(
            "Run-time Error: File: map_module Line: 1 Column"
            ": 1 The function \"map_module\" 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] = Mmap_module(nlhs, mprhs[0], mprhs[1]);
    mlfRestorePreviousContext(0, 2, mprhs[0], mprhs[1]);
    plhs[0] = mplhs[0];
}

/*
 * The function "Mmap_module" is the implementation version of the "map_module"
 * M-function from file
 * "c:\matlab6p5\work\adptive_ofdm\adptive_ofdm\map_module.m" (lines 1-25). 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 output=map_module(input,map_flag)%按照map_flag指示完成各种星座映射,input为输入比特块
 */
static mxArray * Mmap_module(int nargout_,
                             mxArray * input,
                             mxArray * map_flag) {
    mexLocalFunctionTable save_local_function_table_
      = mclSetCurrentLocalFunctionTable(&_local_function_table_map_module);
    mxArray * output = NULL;
    mxArray * map_input = NULL;
    mxArray * ic = NULL;
    mxArray * n = NULL;
    mxArray * j = NULL;
    mxArray * NL = NULL;
    mxArray * N = NULL;
    mclCopyArray(&input);
    mclCopyArray(&map_flag);
    /*
     * [N,NL]=size(input);
     */
    mlfSize(mlfVarargout(&N, &NL, NULL), mclVa(input, "input"), NULL);
    /*
     * N=N/map_flag;
     */
    mlfAssign(&N, mclMrdivide(mclVv(N, "N"), mclVa(map_flag, "map_flag")));
    /*
     * output=zeros(N,NL);
     */
    mlfAssign(&output, mlfZeros(mclVv(N, "N"), mclVv(NL, "NL"), NULL));
    /*
     * for j=1:NL
     */
    {
        int v_ = mclForIntStart(1);
        int e_ = mclForIntEnd(mclVv(NL, "NL"));
        if (v_ > e_) {
            mlfAssign(&j, _mxarray0_);
        } else {
            /*
             * for n=1:N
             * for ic=1:map_flag
             * map_input(ic)=input((n-1)*map_flag+ic,j);  %每次取map_flag个bit 
             * end
             * if map_flag==1
             * output(n,j)=map_bpsk(map_input);           %output每一列为一次FFT运算的信号，与一个ofdm符号结构相似
             * elseif map_flag==2
             * output(n,j)=map_qpsk(map_input);
             * %           elseif map_flag==3
             * %               output(n,j)=map_8psk(map_input);
             * elseif map_flag==4
             * output(n,j)=map_16qam(map_input);
             * elseif map_flag==6
             * output(n,j)=map_64qam(map_input);
             * end
             * end
             * 
             * end   
             */
            for (; ; ) {
                int v_0 = mclForIntStart(1);
                int e_0 = mclForIntEnd(mclVv(N, "N"));
                if (v_0 > e_0) {
                    mlfAssign(&n, _mxarray0_);
                } else {
                    for (; ; ) {
                        int v_1 = mclForIntStart(1);
                        int e_1 = mclForIntEnd(mclVa(map_flag, "map_flag"));
                        if (v_1 > e_1) {
                            mlfAssign(&ic, _mxarray0_);
                        } else {
                            for (; ; ) {
                                mclIntArrayAssign1(
                                  &map_input,
                                  mclArrayRef2(
                                    mclVa(input, "input"),
                                    mclPlus(
                                      mclMtimes(
                                        mlfScalar(v_0 - 1),
                                        mclVa(map_flag, "map_flag")),
                                      mlfScalar(v_1)),
                                    mlfScalar(v_)),
                                  v_1);
                                if (v_1 == e_1) {
                                    break;
                                }
                                ++v_1;
                            }
                            mlfAssign(&ic, mlfScalar(v_1));
                        }
                        if (mclEqBool(
                              mclVa(map_flag, "map_flag"), _mxarray1_)) {
                            mclIntArrayAssign2(
                              &output,
                              mlfMap_bpsk(mclVv(map_input, "map_input")),
                              v_0,
                              v_);
                        } else if (mclEqBool(
                                     mclVa(map_flag, "map_flag"), _mxarray2_)) {
                            mclIntArrayAssign2(
                              &output,
                              mlfMap_qpsk(mclVv(map_input, "map_input")),
                              v_0,
                              v_);
                        } else if (mclEqBool(
                                     mclVa(map_flag, "map_flag"), _mxarray3_)) {
                            mclIntArrayAssign2(
                              &output,
                              mlfMap_16qam(mclVv(map_input, "map_input")),
                              v_0,
                              v_);
                        } else if (mclEqBool(
                                     mclVa(map_flag, "map_flag"), _mxarray4_)) {
                            mclIntArrayAssign2(
                              &output,
                              mlfMap_64qam(mclVv(map_input, "map_input")),
                              v_0,
                              v_);
                        }
                        if (v_0 == e_0) {
                            break;
                        }
                        ++v_0;
                    }
                    mlfAssign(&n, mlfScalar(v_0));
                }
                if (v_ == e_) {
                    break;
                }
                ++v_;
            }
            mlfAssign(&j, mlfScalar(v_));
        }
    }
    mclValidateOutput(output, 1, nargout_, "output", "map_module");
    mxDestroyArray(N);
    mxDestroyArray(NL);
    mxDestroyArray(j);
    mxDestroyArray(n);
    mxDestroyArray(ic);
    mxDestroyArray(map_input);
    mxDestroyArray(map_flag);
    mxDestroyArray(input);
    mclSetCurrentLocalFunctionTable(save_local_function_table_);
    return output;
    /*
     * 
     */
}