initial commit; ml has been refactored; it compiles and the tests run well; some other modules, apps and samples do not compile; to be fixed

modules/ml/test/test_precomp.hpp

@@ -25,6 +25,20 @@
 #define CV_RTREES   "rtrees"
 #define CV_ERTREES  "ertrees"
 
+enum { CV_TRAIN_ERROR=0, CV_TEST_ERROR=1 };
+
+using cv::Ptr;
+using cv::ml::StatModel;
+using cv::ml::TrainData;
+using cv::ml::NormalBayesClassifier;
+using cv::ml::SVM;
+using cv::ml::KNearest;
+using cv::ml::ParamGrid;
+using cv::ml::ANN_MLP;
+using cv::ml::DTrees;
+using cv::ml::Boost;
+using cv::ml::RTrees;
+
 class CV_MLBaseTest : public cvtest::BaseTest
 {
 public:
@@ -39,24 +53,16 @@ protected:
     virtual int validate_test_results( int testCaseIdx ) = 0;
 
     int train( int testCaseIdx );
-    float get_error( int testCaseIdx, int type, std::vector<float> *resp = 0 );
+    float get_test_error( int testCaseIdx, std::vector<float> *resp = 0 );
     void save( const char* filename );
     void load( const char* filename );
 
-    CvMLData data;
+    Ptr<TrainData> data;
     std::string modelName, validationFN;
     std::vector<std::string> dataSetNames;
     cv::FileStorage validationFS;
 
-    // MLL models
-    CvNormalBayesClassifier* nbayes;
-    CvKNearest* knearest;
-    CvSVM* svm;
-    CvANN_MLP* ann;
-    CvDTree* dtree;
-    CvBoost* boost;
-    CvRTrees* rtrees;
-    CvERTrees* ertrees;
+    Ptr<StatModel> model;
 
     std::map<int, int> cls_map;
 
@@ -67,6 +73,7 @@ class CV_AMLTest : public CV_MLBaseTest
 {
 public:
     CV_AMLTest( const char* _modelName );
+    virtual ~CV_AMLTest() {}
 protected:
     virtual int run_test_case( int testCaseIdx );
     virtual int validate_test_results( int testCaseIdx );
@@ -76,6 +83,7 @@ class CV_SLMLTest : public CV_MLBaseTest
 {
 public:
     CV_SLMLTest( const char* _modelName );
+    virtual ~CV_SLMLTest() {}
 protected:
     virtual int run_test_case( int testCaseIdx );
     virtual int validate_test_results( int testCaseIdx );