MRPointOnObject.h

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#pragma once
 
#include "MRPch/MRBindingMacros.h"
#include "MRPointOnFace.h"
#include "MRMeshTriPoint.h"
#include "MREdgePoint.h"
#include <optional>
#include <variant>
 
namespace MR
{
 
 
struct PointOnObject
{
    PointOnObject() {} 
    Vector3f point;
    float zBuffer{ 1.0f };
    union
    {
        int primId = -1;
        FaceId face;             
        UndirectedEdgeId uedge;  
        VertId vert;             
    };
    [[nodiscard]] operator PointOnFace() const { return { .face = face, .point = point }; }
};
 
using PickedPoint = std::variant<std::monostate, MeshTriPoint, EdgePoint, VertId>;
 
MRMESH_API PickedPoint pointOnObjectToPickedPoint( const VisualObject* object, const PointOnObject& pos );
 
MRMESH_API std::optional<Vector3f> getPickedPointPosition( const VisualObject& object, const PickedPoint& point );
 
[[deprecated( "use getPickedPointPosition() instead" )]] MRMESH_API MR_BIND_IGNORE Vector3f pickedPointToVector3( const VisualObject* object, const PickedPoint& point );
 
[[deprecated( "use getPickedPointPosition() instead" )]] MRMESH_API MR_BIND_IGNORE bool isPickedPointValid( const VisualObject* object, const PickedPoint& point );
 
MRMESH_API std::optional<Vector3f> getPickedPointNormal( const VisualObject& object, const PickedPoint& point, bool interpolated = true );
 
}