CMeshShape.h

// SPDX-License-Identifier: LGPL-2.1-or-later OR GPL-2.0-or-later OR GPL-3.0-or-later OR LicenseRef-ImtCore-Commercial
#pragma once
 
 
// STL includes
#include <set>
 
// ACF includes
#include <istd/TRange.h>
 
// ImtCore includes
#include <imt3dgui/CShape3dBase.h>
#include <imt3d/IMesh3d.h>
 
 
namespace imt3dgui
{
 
 
class CMeshShape: public imt3dgui::CShape3dBase
{
       typedef imt3dgui::CShape3dBase BaseClass;
 
public:
       CMeshShape();
 
       void SetColor(const QVector3D& color);
       void SetPointSelection(const QPoint& selectionPoint, bool clearPreviousSelection);
       void SetBoxSelection(const QRect& selectionRect, bool clearPreviousSelection);
       void SetCircleSelection(const QRect& selectionRect, bool clearPreviousSelection);
       void ClearSelection();
       void AllSelection();
       void InvertSelection();
       void DeleteSelection();
       void SetInfoBoxEnabled(bool isEnabled = true);
 
protected:
       // reimplemented (imt3dgui::CShape3dBase)
       virtual void UpdateShapeGeometry(const istd::IChangeable::ChangeSet& changeSet) override;
       virtual void DrawShapeGl(QOpenGLShaderProgram& program, QOpenGLFunctions& functions) override;
 
       // reimplemented (imt3dview::IDrawable)
       virtual void Draw(QPainter& painter) override;
 
       // reimplemented (imt3dgui::IShape3d)
       virtual QVector3D GetColor() const override;
 
private:
       typedef std::set<int> Indices;
 
       void SetRectSelection(const QRect& selectionRect, bool isCircle, bool clearPreviousSelection);
       template <typename PointType> void DeleteSelectionHelper(imt3d::IMesh3d& mesh);
       static bool IsPointWithin(const QPoint& point, const QRect& rect, bool isCircle);
       bool GetFacePointIntersection(const QPoint& point, Indices& intersectedIndicies) const;
       bool GetFaceRectIntersections(const QRect& rect, bool isCircle, Indices& intersectedIndicies) const;
       static bool IsFaceRayIntersection(
                            const QVector3D& rayOrigin,
                            const QVector3D& rayDirection,
                            const QVector3D& trianglePoint1,
                            const QVector3D& trianglePoint2,
                            const QVector3D& trianglePoint3,
                            float& distanceToTriangle,
                            QVector3D& intersectionPoint);
       void SelectVertices(Indices& intersectedIndicies, bool clearPreviousSelection);
 
private:
       QVector3D m_color;
       Indices m_selectedIndicies;
       bool m_isInfoBoxEnabled;
 
       static const QVector3D s_selectionColor;
};
 
 
} // namespace imt3dgui