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IgSoG4Torus Class Reference

#include <Iguana/Inventor/interface/IgSoG4Torus.h>

Inheritance diagram for IgSoG4Torus:

List of all members.

Public Member Functions
	IgSoG4Torus (void)
Static Public Member Functions
static void	initClass (void)
Public Attributes
SoSFFloat	maxRadius
SoSFFloat	minRadius
SoSFFloat	phiDelta
SoSFFloat	phiStart
SoSFFloat	radius
Protected Member Functions
virtual void	refresh (void)
Private Member Functions
void	cleanParts (void)
	SO_KIT_CATALOG_ENTRY_HEADER (torus)
	SO_KIT_HEADER (IgSoG4Torus)

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Detailed Description

Definition at line 18 of file IgSoG4Torus.h.

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Constructor & Destructor Documentation

IgSoG4Torus::IgSoG4Torus

(

void

)

Definition at line 37 of file IgSoG4Torus.cc.

References f, FALSE, maxRadius, minRadius, phiDelta, phiStart, IgSoShapeKit::setUpConnections(), and TRUE.

{
    SO_KIT_CONSTRUCTOR (IgSoG4Torus);
    SO_KIT_ADD_FIELD (minRadius, (0.f));
    SO_KIT_ADD_FIELD (maxRadius, (1.f));
    SO_KIT_ADD_FIELD (phiStart,  (0.0));
    SO_KIT_ADD_FIELD (phiDelta,  (2 * M_PI));
    SO_KIT_ADD_CATALOG_ENTRY (torus,  SoSeparator, FALSE, separator,\x0, TRUE);
    SO_KIT_INIT_INSTANCE ();
    setUpConnections (true, true);
}

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Member Function Documentation

void IgSoG4Torus::cleanParts

(

void

)

[private]

void IgSoG4Torus::initClass

(

void

)

[static]

Reimplemented from IgSoShapeKit.

Definition at line 34 of file IgSoG4Torus.cc.

{ SO_KIT_INIT_CLASS (IgSoG4Torus, IgSoShapeKit, "IgSoShapeKit"); }

void IgSoG4Torus::refresh

(

void

)

[protected, virtual]

Reimplemented from IgSoShapeKit.

Definition at line 50 of file IgSoG4Torus.cc.

References funct::cos(), i, maxRadius, minRadius, NPTS, funct::sin(), SO_TORUS_U_DIM, SO_TORUS_U_ORDER, SO_TORUS_V_DIM, SO_TORUS_V_ORDER, u_knot_vals, v_knot_vals, and weight.

{
    SoSeparator   *torSeparator   = new SoSeparator;
    SoCoordinate4 *torCoordinate4 = new SoCoordinate4;
    torCoordinate4->point.setNum (NPTS);
    torSeparator->addChild (torCoordinate4);

    //  Create the surface 
    SoNurbsSurface *torSurface = new SoNurbsSurface;
    torSurface->numUControlPoints.setValue (SO_TORUS_U_DIM);
    torSurface->numVControlPoints.setValue (SO_TORUS_V_DIM);
    torSurface->uKnotVector.setValues (0, SO_TORUS_U_DIM + SO_TORUS_U_ORDER, u_knot_vals);
    torSurface->vKnotVector.setValues (0, SO_TORUS_V_DIM + SO_TORUS_V_ORDER, v_knot_vals);
    torSeparator->addChild (torSurface);

    int iu, iv, i;
    double angleU, angleV;
    
    /*  Generate the Control Points */
    double weight, weightU, weightV;
    SbVec3f cpt;
    SbRotation rotator;
 
    /*  Set up the basic grid of control points */
    for (iv = 0, angleV = 0; iv < SO_TORUS_V_DIM; ++iv, angleV += M_PI/3) 
    {
        rotator.setValue (SbVec3f (0, 0, 1), (float) angleV);
        if (iv % 2 == 1) 
        {
            weightV = 0.5;
        }
        else 
        {
            weightV = 1;
        }
        for (iu = 0, angleU = 0; iu < SO_TORUS_U_DIM; ++iu, angleU -= M_PI/3) 
        {  
            /* get the order this way to set exterior of surf */
            i = iu + iv * SO_TORUS_U_DIM;
            if (iu % 2 == 1) 
            {
                weightU = 0.5;
            }
            else 
            {
                weightU = 1;
            }
            
            weight = weightU * weightV;
            cpt = SbVec3f (maxRadius.getValue (), 0, 0) / (float) weightV + 
                  SbVec3f ((float)(minRadius.getValue () * cos (angleU) / weight),      
                           0,
                           (float)(minRadius.getValue () * sin (angleU) / weightU));
            rotator.multVec (cpt, cpt);
            cpt *= (float) weight;
            torCoordinate4->point.set1Value (i, cpt [0], cpt [1], cpt [2], (float) weight);
        }
    }

    setPart ("torus", torSeparator);
}

IgSoG4Torus::SO_KIT_CATALOG_ENTRY_HEADER

(

torus

)

[private]

IgSoG4Torus::SO_KIT_HEADER

(

IgSoG4Torus

)

[private]

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Member Data Documentation

SoSFFloat IgSoG4Torus::maxRadius

Definition at line 28 of file IgSoG4Torus.h.

Referenced by IgSoG4Torus(), and refresh().

SoSFFloat IgSoG4Torus::minRadius

Definition at line 27 of file IgSoG4Torus.h.

Referenced by IgSoG4Torus(), and refresh().

SoSFFloat IgSoG4Torus::phiDelta

Definition at line 31 of file IgSoG4Torus.h.

Referenced by IgSoG4Torus().

SoSFFloat IgSoG4Torus::phiStart

Definition at line 30 of file IgSoG4Torus.h.

Referenced by IgSoG4Torus().

SoSFFloat IgSoG4Torus::radius

Definition at line 29 of file IgSoG4Torus.h.

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

• Iguana/Inventor/interface/IgSoG4Torus.h
• Iguana/Inventor/src/IgSoG4Torus.cc

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