matlab_differential_entropy_uniform.cpp

// Description: Differential entropy of a uniform distribution
// DocumentationOf: differential_entropy_uniform.m

#include "tim/corematlab/tim_matlab.h"

#include "tim/core/differential_entropy_uniform.h"

void force_linking_differential_entropy_uniform() {};

using namespace Tim;

namespace
{

    void matlabDifferentialEntropyUniform(
        int outputs, mxArray *outputSet[],
        int inputs, const mxArray *inputSet[])
    {
        enum Input
        {
            SupportVolume,
            Inputs
        };

        enum Output
        {
            Entropy,
            Outputs
        };

        ENSURE_OP(inputs, ==, Inputs);
        ENSURE_OP(outputs, ==, Outputs);

        dreal supportVolume = 
            matlabAsScalar<dreal>(inputSet[SupportVolume]);

        dreal* entropy = matlabCreateScalar<dreal>(outputSet[Entropy]);
        *entropy = differentialEntropyUniform<dreal>(supportVolume);
    }

    void addFunction()
    {
        matlabAddFunction(
            "differential_entropy_uniform",
            matlabDifferentialEntropyUniform);
    }

    CallFunction run(addFunction);

}