Boost.Geometry的model有point_xy, point, multi_point, ,segment,linestring,multi_linestring, box,ring,polygon,multi_polygon, variant. model::point model::d2::point_xy model::linestring model::polygon model::multi_point model::multi_linestring model::multi_polygon model::box, model::ring mode...
hpp> namespace bg = boost::geometry; typedef bg::model::polygon<bg::model::d2::point_xy<double>> Polygon; typedef bg::model::linestring<bg::model::d2::point_xy<double>> LineString; void polygonToLineString(const Polygon& polygon, LineString& lineString) { const auto& outerRing = ...
8.1 model::point 基点类,具有以中性方式定义的坐标 8.2 model::d2::point_xy 笛卡尔坐标系中的二维点 8.3 model::d3::point_xyz 笛卡尔坐标系中的三维点 8.4 model::linestring linestring(由OGC命名)是点的集合(默认为向量) 8.5 model::polygon 多边形包含一个外圈和零个或多个内圈 8.6 model::multi_p...
namespace bg = boost::geometry; typedef bg::model::d2::point_xy<double> DPoint; typedef bg::model::segment<DPoint> DSegment; typedef bg::model::linestring<DPoint> DLineString; typedef bg::model::box<DPoint> DBox; //这里的ring就是我们通常说的多边形闭合区域(内部不存在缕空),模板参数为...
typedef bg::model::d2::point_xy<double> DPoint; typedef bg::model::segment<DPoint> DSegment; typedef bg::model::linestring<DPoint> DLineString; typedef bg::model::box<DPoint> DBox; //这里的ring就是我们通常说的多边形闭合区域(内部不存在缕空),模板参数为true,表示顺时针存储点,为false,表示...
Boost.Geometry与Boost.Polygon共享功能,涵盖了广泛的图元运算。库还包括了与VS图形调试插件配合使用的功能,便于查看几何图形。在库中,几何对象基于OGC标准模型,包括:点(model::point)、二维平面点(point_xy)、多点(multi_point)、线段(model::segment)、线(model::linestring)、多线(model:...
using Point = boost::geometry::model::d2::point_xy<double>; using Polygon = boost::geometry::model::polygon<Point>; double epsilon = 0.3; boost::geometry::strategy::buffer::join_miter join_strategy; boost::geometry::strategy::buffer::distance_symmetric<double> inflate_strategy(epsilon); bo...
typedef bg::model::d2::point_xy<double> point_type; typedef bg::model::polygon<point_type> polygon_type; int main() { // 创建一个多边形 polygon_type poly; bg::exterior_ring(poly).push_back(point_type(0, 0)); bg::exterior_ring(poly).push_back(point_type(0, 1)); ...
#include <boost/geometry/geometries/point_xy.hpp> #include <boost/geometry/geometries/polygon.hpp> namespace bg = boost::geometry; int main() { // 定义点集 std::vector<bg::model::point<double, 2, bg::cs::cartesian>> points; points.push_back(bg::make<bg::model::point<double, 2,bg...
#include <boost/geometry.hpp> #include <boost/geometry/geometries/point_xy.hpp> #include <boost/geometry/geometries/segment.hpp> #include <iostream> namespace bg = boost::geometry; typedef bg::model::point_xy<double, bg::cs::cartesian> point_t; typedef...