Esempi in C++ (Cpp) per SimTK::Real

Esempio n. 1

File: nvector_SimTK.cpp Progetto: AyMaN-GhOsT/simbody

// N_VCompare
// Compare components of x to scalar c and return
// z such that zi=1 if |xi|>=c, else 0.
static void        
nvcompare_SimTK(realtype c, N_Vector nvx, N_Vector nvz) {
    const Vector& x = N_Vector_SimTK::getVector(nvx);
    Vector&       z = N_Vector_SimTK::updVector(nvz);

    const int sz = x.size();
    assert(z.size() == sz);

    const Real* xp = x.getContiguousScalarData();
    Real*       zp = z.updContiguousScalarData();

    for (int i=0; i<sz; ++i)
        zp[i] = Real(std::abs(xp[i]) >= c ? 1 : 0);
}

Esempio n. 2

File: LBFGSDiffTest.cpp Progetto: AyMaN-GhOsT/simbody

static bool equalToTol(Real v1, Real v2, Real tol) {
    const Real scale = std::max(std::max(std::abs(v1), std::abs(v2)), Real(1));
    return std::abs(v1-v2) < scale*tol;
}