solveLP.cpp

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#include "mexopencv.hpp"
using namespace std;
using namespace cv;

namespace {
const ConstMap<int,string> SolveLPResultInvMap = ConstMap<int,string>
    (cv::SOLVELP_UNBOUNDED,  "Unbound")
    (cv::SOLVELP_UNFEASIBLE, "Unfeasible")
    (cv::SOLVELP_SINGLE,     "Single")
    (cv::SOLVELP_MULTI,      "Multi");
}

void mexFunction(int nlhs, mxArray *plhs[], int nrhs, const mxArray *prhs[])
{
    // Check the number of arguments
    nargchk(nrhs==2 && nlhs<=2);

    // Argument vector
    vector<MxArray> rhs(prhs, prhs+nrhs);

    // Process
    Mat Func(rhs[0].toMat(rhs[0].isSingle() ? CV_32F : CV_64F)),
        Constr(rhs[1].toMat(rhs[1].isSingle() ? CV_32F : CV_64F)),
        z;
    int result = solveLP(Func, Constr, z);
    plhs[0] = MxArray(z);
    if (nlhs>1)
        plhs[1] = MxArray(SolveLPResultInvMap[result]);
}