SoCSOCrossSectionRenderer.h

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/*************************************************************************************
**
** Copyright 2012, MeVis Medical Solutions AG
**
** The user may use this file in accordance with the license agreement provided with
** the Software or, alternatively, in accordance with the terms contained in a
** written agreement between the user and MeVis Medical Solutions AG.
**
** For further information use the contact form at https://www.mevislab.de/contact
**
**************************************************************************************/
 

 
#pragma once
 
#include <SoView2DCSOEditor/SoView2DCSOExtensibleEditor/SoCSOGeneralRendererEditorExtension.h>
 


class SOCSO_EXPORT SoCSOCrossSectionRenderer : public SoCSOGeneralRendererEditorExtension
{
  SO_NODE_HEADER(SoCSOCrossSectionRenderer);
 
public:

  SoCSOCrossSectionRenderer();

  void draw(const CSODrawCSOInfos& , const CSODrawView2DInfos& , const CSODrawSliceInformation& , SoView2DCSOExtensibleEditor* ) override {}
  void draw(const CSODrawCSOInfos& csoInfos, const CSODrawView2DInfos& view2DInfos, const std::vector<CSODrawSliceInformation>& renderInfos, SoView2DCSOExtensibleEditor* editor) override;

  static void initClass();
 
  void createStartPressAt(const SoPointerPosition& ) override {}
  void createDragMoveTo(const SoPointerPosition& ) override {}
  bool createEndPress(int ) override { return false; }
  void pointerPositionIfAllowedAt(const SoPointerPosition& ) override {}
 
  void selectAndMoveStartPressAt(const SoPointerPosition& ) override {}
  void selectAndMoveDragMoveTo(const SoPointerPosition& ) override {}
  SoPointingAction* selectAndMoveEndPress(int ) override { return nullptr; }
 
  int cursorShape() const override { return SoViewerProxy::DEFAULT_CURSOR; }
 
  bool shouldRenderGeneral(ml::CSO*) const override { return false; }
 
  SoSFBool useHoleCorrection;
  SoSFBool useHoleCorrectionForGroupsOnly;
  SoSFEnum fillingFromSideLineWidthMode;
  SoSFFloat fillingFromSideManualLineWidth;
  SoSFBool shouldRenderCrossingPoints;
 
  struct CrossingPoint
  {
    CrossingPoint()
    {
      x = y = -1;
    }
    float x,y;
  };
 
protected:
 
private:
 
  struct CSOCrossings
  {
    CSOCrossings()
    {
      cso = nullptr;
      sorted = false;
    }
    std::vector < CrossingPoint > crossingPoints;
    ml::CSO* cso;
    bool sorted;
  };
 
  std::vector<CSOCrossings> crossings;
 
  bool intersectionSegmentPlane(const ml::Vector3& segmentPoint1, const ml::Vector3& segmentPoint2,
                                const ml::Vector3& planePoint,    const ml::Vector3& planeNormal,
                                SbVec3f& intersectionPoint);
 
  void glDrawRect(float startX, float startY, float endX, float endY, float lineWidth);
};