C++ (Cpp) MultiPolygon::back Examples

Example #1

File: intersects.cpp Project: bstrong/boost-mirror

inline void make_polygon(MultiPolygon& mp, int count_x, int count_y, int index, int width_x)
{
    typedef typename bg::point_type<MultiPolygon>::type point_type;

    for(int j = 0; j < count_x; ++j)
    {
        for(int k = 0; k < count_y; ++k)
        {
            mp.push_back(MultiPolygon::value_type());
            mp.back().outer().push_back(point_type(width_x + j * 10 + 1, k * 10 + 1));
            mp.back().outer().push_back(point_type(width_x + j * 10 + width_x, k * 10 + 5 + index));
            mp.back().outer().push_back(point_type(width_x + j * 10 + 5 + index, k * 10 + 7));
            mp.back().outer().push_back(point_type(width_x + j * 10 + 1, k * 10 + 1));
        }
    }
}