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# config2mxstruct.h

    00001 #include "../base/libconfig/libconfig.h++"
    00002 #include <itpp/itbase.h>
    00003 #include <itpp/itmex.h>
    00004 #include <stdlib.h>
    00005
    00006 using namespace itpp;
    00007 using namespace std;
    00008 using namespace libconfig;
    00009
    00010 class UImxConfig : public Config {
    00011 public:
    00012         mxArray *mxconfig;
    00013         UImxConfig(const char * filename) {
    00014                 Config config;
    00015                 config.readFile(filename);
    00016                 mxconfig = group2mxstruct(config.getRoot());
    00017         }
    00018         UImxConfig(const Setting &setting) {
    00019                 mxconfig = group2mxstruct(setting);
    00020         }
    00021
    00022 private:
    00023
    00024         mxArray* array2mxvector(const Setting &setting)  {
    00025                 if (!setting.isArray()) mexErrMsgTxt("Given setting is not an array");
    00026                 double *elements = new double[setting.getLength()];
    00027                 for (int i=0; i<setting.getLength(); i++) {
    00028                         elements[i] = setting[i];
    00029                 }
    00030                 vec &v = *(new vec(elements, setting.getLength()));
    00031                 mxArray *result;
    00032                 vec2mxArray(v, result);
    00033                 delete &v;
    00034                 delete [] elements;
    00035                 return result;
    00036         }
    00037
    00038         mxArray* list2mxmatrix(const Setting &setting)  {
    00039                 if (!setting.isList() || ("matrix" != setting[0]))
    00040                         mexErrMsgTxt("Given setting is not a matrix");
    00041                 int rows = setting[1];
    00042                 int cols = setting[2];
    00043                 if (setting[3].getLength() != rows*cols)
    00044                         mexErrMsgTxt("Matrix elements do not fit to rows*cols");
    00045                 double *elements = new double[rows*cols];
    00046                 for (int i=0; i<rows*cols; i++) {
    00047                         elements[i] = setting[3][i];
    00048                 }
    00049                 mat &m = *(new mat(elements, rows, cols));
    00050                 mxArray *result;
    00051                 mat2mxArray(m, result);
    00052                 delete &m;
    00053                 delete [] elements;
    00054                 return result;
    00055         }
    00056
    00057         mxArray* group2mxstruct(const Setting &setting) {
    00058                 if (!setting.isGroup()) mexErrMsgTxt("Given setting is not a group.");
    00059                 const char ** keys = new const char*[setting.getLength()];
    00060                 for (int i=0; i < setting.getLength(); i++) {
    00061                         keys[i] = setting[i].getName();
    00062                 }
    00063                 mxArray *result = mxCreateStructMatrix(1, 1, setting.getLength(), keys);
    00064                 delete keys;
    00065                 for (int i=0; i < setting.getLength(); i++) {
    00066                         Setting &value = setting[i];
    00067                         mxArray *old = mxGetFieldByNumber(result, 0, i);
    00068                         if (old) mxDestroyArray(old);
    00069                         switch (value.getType()) {
    00070                         case Setting::TypeString:
    00071                                 mxSetFieldByNumber(result, 0, i, mxCreateString(value));
    00072                                 break;
    00073                         case Setting::TypeBoolean:
    00074                                 mxSetFieldByNumber(result, 0, i, mxCreateLogicalScalar(value));
    00075                                 break;
    00076                         case Setting::TypeGroup:
    00077                                 mxSetFieldByNumber(result, 0, i, group2mxstruct(value));
    00078                                 break;
    00079                         case Setting::TypeList:
    00080                                 mxSetFieldByNumber(result, 0, i, list2mxcell(value));
    00081                                 break;
    00082                         case Setting::TypeArray:
    00083                                 mxSetFieldByNumber(result, 0, i, array2mxvector(value));
    00084                                 break;
    00085                         case Setting::TypeInt:
    00086                         case Setting::TypeInt64:
    00087                                 mxSetFieldByNumber(result, 0, i, mxCreateDoubleScalar((int) value));
    00088                                 break;
    00089                         case Setting::TypeFloat:
    00090                                 mxSetFieldByNumber(result, 0, i, mxCreateDoubleScalar(value));
    00091                                 break;
    00092                         default:
    00093                                 //this should never happen
    00094                                 mexErrMsgTxt("Unknown type of a setting.");
    00095                         }
    00096                 }
    00097                 return result;
    00098
    00099         }
    00100
    00101         mxArray* list2mxcell(const Setting &setting)  {
    00102                 if (!setting.isList()) mexErrMsgTxt("Given setting is not a list.");
    00103                 if ((setting[0].getType() == Setting::TypeString) && ("matrix" == setting[0])) {
    00104                         return list2mxmatrix(setting);
    00105                 }
    00106                 mxArray *result = mxCreateCellMatrix(1, setting.getLength());
    00107                 for (int i=0; i < setting.getLength(); i++) {
    00108                         Setting &value = setting[i];
    00109                         mxArray *old = mxGetCell(result, i);
    00110                         if (old) mxDestroyArray(old);
    00111                         switch (value.getType()) {
    00112                         case Setting::TypeString:
    00113                                 mxSetCell(result, i, mxCreateString(value));
    00114                                 break;
    00115                         case Setting::TypeBoolean:
    00116                                 mxSetCell(result, i, mxCreateLogicalScalar(value));
    00117                                 break;
    00118                         case Setting::TypeGroup:
    00119                                 mxSetCell(result, i, group2mxstruct(value));
    00120                                 break;
    00121                         case Setting::TypeList:
    00122                                 mxSetCell(result, i, list2mxcell(value));
    00123                                 break;
    00124                         case Setting::TypeArray:
    00125                                 mxSetCell(result, i, array2mxvector(value));
    00126                                 break;
    00127                         case Setting::TypeInt:
    00128                         case Setting::TypeInt64:
    00129                                 mxSetCell(result, i, mxCreateDoubleScalar((int) value));
    00130                                 break;
    00131                         case Setting::TypeFloat:
    00132                                 mxSetCell(result, i, mxCreateDoubleScalar(value));
    00133                                 break;
    00134                         default:
    00135                                 //this should never happen
    00136                                 mexErrMsgTxt("Unknown type of a setting.");
    00137                         }
    00138                 }
    00139                 return result;
    00140         }
    00141 };