model.cpp

#include "model.h"

// This is the actual C++ implementation from your model.h
namespace Eloquent {
    namespace ML {
        namespace Port {
            class DecisionTree {
                public:
                    int predict(float *x) {
                        if (x[2] <= -324.0) {
                            return 1;
                        } else {
                            if (x[2] <= -23.5) {
                                return 0;
                            } else {
                                if (x[2] <= 1746.5) {
                                    return 1;
                                } else {
                                    if (x[2] <= 24812.0) {
                                        return 0;
                                    } else {
                                        return 1;
                                    }
                                }
                            }
                        }
                    }
                protected:
                };
            }
        }
    }

// Instantiate the C++ class object
Eloquent::ML::Port::DecisionTree model_instance;

// C-style wrapper function using C linkage (declared in model.h)
// This is the function called from your main C file (casestudy_code.c)
extern "C" int predict(float input_features[]) {
    return model_instance.predict(input_features);
}