MRPolyline2Intersect.h

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#pragma once
 
#include "MRId.h"
#include "MREdgePoint.h"
#include "MREnums.h"
#include <cfloat>
#include <optional>
 
namespace MR
{
 
[[nodiscard]] MRMESH_API bool isPointInsidePolyline( const Polyline2& polyline, const Vector2f& point );
 
 
struct [[nodiscard]] PolylineIntersectionResult2
{
    EdgePoint edgePoint;
    float distanceAlongLine = 0;
};
 
[[nodiscard]] MRMESH_API std::optional<PolylineIntersectionResult2> rayPolylineIntersect( const Polyline2& polyline, const Line2f& line,
    float rayStart = 0, float rayEnd = FLT_MAX, const IntersectionPrecomputes2<float>* prec = nullptr, bool closestIntersect = true );
 
[[nodiscard]] MRMESH_API std::optional<PolylineIntersectionResult2> rayPolylineIntersect( const Polyline2& polyline, const Line2d& line,
    double rayStart = 0, double rayEnd = DBL_MAX, const IntersectionPrecomputes2<double>* prec = nullptr, bool closestIntersect = true );
 
template<typename T>
using PolylineIntersectionCallback2 = std::function<Processing(const EdgePoint & polylinePoint, T rayPos, T & rayStart, T & rayEnd)>;
using PolylineIntersectionCallback2f = PolylineIntersectionCallback2<float>;
using PolylineIntersectionCallback2d = PolylineIntersectionCallback2<double>;
 
MRMESH_API void rayPolylineIntersectAll( const Polyline2& polyline, const Line2f& line, const PolylineIntersectionCallback2f& callback,
    float rayStart = 0.0f, float rayEnd = FLT_MAX, const IntersectionPrecomputes2<float>* prec = nullptr );
 
MRMESH_API void rayPolylineIntersectAll( const Polyline2& polyline, const Line2d& line, const PolylineIntersectionCallback2d& callback,
    double rayStart = 0.0, double rayEnd = DBL_MAX, const IntersectionPrecomputes2<double>* prec = nullptr );
 
} //namespace MR