docs/hdk/interface_particle_array.html

template<typename VectorType>

struct ParticleArray

{

    // The type used to represent world-space positions

    using PosType = VectorType;

    using ScalarType = typename PosType::value_type;


    // Return the number of particles in the array

    size_t size() const;


    // Return the world-space position for the nth particle.

    void getPos(size_t n, PosType& xyz) const;


    // Return the world-space radius for the nth particle.

    void getRadius(size_t n, ScalarType& radius) const;

};