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IgSoPlaneManip Class Reference

#include <Iguana/Inventor/interface/IgSoPlaneManip.h>

List of all members.

Public Member Functions
SoDragger *	getDragger (void)
void	getMotionMatrix (SbMatrix &matrix, bool scaling=true)
	IgSoPlaneManip (void)
virtual void	write (SoWriteAction *action)
Static Public Member Functions
static void	initClass (void)
Public Attributes
SoSFBool	manip
SoSFPlane	plane
Protected Member Functions
	~IgSoPlaneManip (void)
Private Member Functions
bool	hasDragger (void)
	SO_NODE_HEADER (IgSoPlaneManip)
Static Private Member Functions
static void	jackChanged (void *me, SoDragger *dragger)
static void	manipChanged (void *me, SoSensor *sensor)
static void	planeChanged (void *me, SoSensor *sensor)
Private Attributes
SoJackDragger *	m_manip
SoFieldSensor *	m_manipSensor
SoFieldSensor *	m_planeSensor

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Detailed Description

Definition at line 28 of file IgSoPlaneManip.h.

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Constructor & Destructor Documentation

IgSoPlaneManip::IgSoPlaneManip

(

void

)

Definition at line 25 of file IgSoPlaneManip.cc.

References f, FALSE, jackChanged(), m_manip, m_manipSensor, m_planeSensor, manip, manipChanged(), plane, and planeChanged().

    : m_manip (new SoJackDragger),
      m_manipSensor (0),
      m_planeSensor (0)
{
    SO_NODE_CONSTRUCTOR (IgSoPlaneManip);
    SO_NODE_ADD_FIELD   (plane,    (SbPlane (SbVec3f (0.0f, 1.0f, 0.0f), 0.0f)));
    SO_NODE_ADD_FIELD   (manip,  (FALSE));
 
    m_manip->ref();
    m_manip->addValueChangedCallback(jackChanged, this);
    
    m_manipSensor = new SoFieldSensor (&manipChanged, this);
    m_manipSensor->attach (&manip);
    
    m_planeSensor = new SoFieldSensor (&planeChanged, this);
}

IgSoPlaneManip::~IgSoPlaneManip

(

void

)

[protected]

Definition at line 43 of file IgSoPlaneManip.cc.

References m_manip, m_manipSensor, and m_planeSensor.

{
    m_manip->unref();
    delete m_manipSensor;
    delete m_planeSensor;
}

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Member Function Documentation

SoDragger * IgSoPlaneManip::getDragger

(

void

)

Definition at line 51 of file IgSoPlaneManip.cc.

References m_manip.

{ return m_manip; }

void IgSoPlaneManip::getMotionMatrix	(	SbMatrix &	matrix,
		bool	scaling = true
	)

Definition at line 55 of file IgSoPlaneManip.cc.

References f, m_manip, plane, r, s, and t.

Referenced by IgSoFieldPlane::updateCorners().

{
    matrix = m_manip->getMotionMatrix();
      
    SbVec3f normal = plane.getValue().getNormal();
    SbVec3f t, s;
    SbRotation r, so;      
    matrix.getTransform(t, r, s, so);
    r.setValue(SbVec3f(0.0f, 1.0f, 0.0f), normal);
    t = normal * plane.getValue().getDistanceFromOrigin ();
    if (scaling)
        s.setValue (1.0f, 1.0f, 1.0f);
    matrix.setTransform(t, r, s, so);
}

bool IgSoPlaneManip::hasDragger

(

void

)

[private]

Definition at line 129 of file IgSoPlaneManip.cc.

{
    return (getNumChildren () > 0) &&
         dynamic_cast<SoJackDragger*>(getChild(0));
}

void IgSoPlaneManip::initClass

(

void

)

[static]

Definition at line 20 of file IgSoPlaneManip.cc.

Referenced by initNodes(), and initShapes().

{
    SO_NODE_INIT_CLASS (IgSoPlaneManip, SoNode, "Node");
}

void IgSoPlaneManip::jackChanged	(	void *	me,
		SoDragger *	dragger
	)			[static, private]

Definition at line 71 of file IgSoPlaneManip.cc.

References f, matrix, and plane.

Referenced by IgSoPlaneManip().

{
    IgSoPlaneManip * self = static_cast<IgSoPlaneManip*>(me);
    SbMatrix matrix = dragger->getMotionMatrix();

    SbPlane plane(SbVec3f(0.0f, 1.0f, 0.0f), 0.0f);
    plane.transform(matrix);
    
    if ((plane.getNormal().equals (self->plane.getValue().getNormal(), 0.01f)) &&
        (fabs(plane.getDistanceFromOrigin() - 
              self->plane.getValue().getDistanceFromOrigin()) < 0.0001))
        return;

    if (self->manip.getValue ())
    {
        self->m_planeSensor->detach();
        self->plane = plane;
        self->m_planeSensor->attach(&self->plane);
    }
    else
        self->plane = plane;
}

void IgSoPlaneManip::manipChanged	(	void *	me,
		SoSensor *	sensor
	)			[static, private]

Definition at line 108 of file IgSoPlaneManip.cc.

Referenced by IgSoPlaneManip().

{
    IgSoPlaneManip * self = static_cast<IgSoPlaneManip*>(me);
    if (self->manip.getValue ())
    {
        if (!self->hasDragger ())
        {
            self->insertChild (self->m_manip, 0);
            self->m_planeSensor->attach (&self->plane);
            self->m_planeSensor->trigger ();
        }
    }
    else if(self->hasDragger ())
    {
        self->m_planeSensor->detach ();
        self->m_manip->enableValueChangedCallbacks(false);
        self->removeChild (self->m_manip);
    }
}

void IgSoPlaneManip::planeChanged	(	void *	me,
		SoSensor *	sensor
	)			[static, private]

Definition at line 95 of file IgSoPlaneManip.cc.

References matrix.

Referenced by IgSoPlaneManip().

{
    IgSoPlaneManip * self = static_cast<IgSoPlaneManip*>(me);
    
    SbMatrix matrix;
    self->getMotionMatrix (matrix, false);
      
    self->m_manip->enableValueChangedCallbacks(false);
    self->m_manip->setMotionMatrix(matrix);
    self->m_manip->enableValueChangedCallbacks(true);
}

IgSoPlaneManip::SO_NODE_HEADER

(

IgSoPlaneManip

)

[private]

void IgSoPlaneManip::write

(

SoWriteAction *

action

)

[virtual]

Definition at line 136 of file IgSoPlaneManip.cc.

{ SoNode::write (action); }

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Member Data Documentation

SoJackDragger* IgSoPlaneManip::m_manip [private]

Definition at line 54 of file IgSoPlaneManip.h.

Referenced by getDragger(), getMotionMatrix(), IgSoPlaneManip(), and ~IgSoPlaneManip().

SoFieldSensor* IgSoPlaneManip::m_manipSensor [private]

Definition at line 55 of file IgSoPlaneManip.h.

Referenced by IgSoPlaneManip(), and ~IgSoPlaneManip().

SoFieldSensor* IgSoPlaneManip::m_planeSensor [private]

Definition at line 56 of file IgSoPlaneManip.h.

Referenced by IgSoPlaneManip(), and ~IgSoPlaneManip().

SoSFBool IgSoPlaneManip::manip

Definition at line 34 of file IgSoPlaneManip.h.

Referenced by IgSoFieldPlane::buildStructure(), IgSoFieldPlane::field(), IgSoPlaneManip(), and IgSoSlicer::IgSoSlicer().

SoSFPlane IgSoPlaneManip::plane

Definition at line 33 of file IgSoPlaneManip.h.

Referenced by IgSoFieldPlane::attachSensors(), getMotionMatrix(), IgSoPlaneManip(), IgSoSlicer::IgSoSlicer(), and jackChanged().

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The documentation for this class was generated from the following files:

• Iguana/Inventor/interface/IgSoPlaneManip.h
• Iguana/Inventor/src/IgSoPlaneManip.cc

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