boxes/boxquaternion/orboxquaternion_box.cxx

/***************************************************************************************
 Autodesk(R) Open Reality(R) Samples
 
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***************************************************************************************/

//--- Class declaration
#include "orboxquaternion_box.h"

//--- Registration defines
#define ORBOXROTQUAT__CLASS         ORBOXROTQUAT__CLASSNAME
#define ORBOXROTQUAT__NAME          ORBOXROTQUAT__CLASSSTR
#define ORBOXROTQUAT__LOCATION      "Plugins"
#define ORBOXROTQUAT__LABEL         "OR - Rotation to Quaternion"
#define ORBOXROTQUAT__DESC          "OR - Rotation to Quaternion Description"

#define ORBOXQUATROT__CLASS         ORBOXQUATROT__CLASSNAME
#define ORBOXQUATROT__NAME          ORBOXQUATROT__CLASSSTR
#define ORBOXQUATROT__LOCATION      "Plugins"
#define ORBOXQUATROT__LABEL         "OR - Quaternion to Rotation"
#define ORBOXQUATROT__DESC          "OR - Quaternion to Rotation Description"


//--- implementation and registration
FBBoxImplementation (   ORBOXROTQUAT__CLASS     );  // Box class name
FBRegisterBox       (   ORBOXROTQUAT__NAME,         // Unique name to register box.
                        ORBOXROTQUAT__CLASS,        // Box class name
                        ORBOXROTQUAT__LOCATION,     // Box location ('plugins')
                        ORBOXROTQUAT__LABEL,        // Box label (name of box to display)
                        ORBOXROTQUAT__DESC,         // Box long description.
                        FB_DEFAULT_SDK_ICON     );  // Icon filename (default=Open Reality icon)

FBBoxImplementation (   ORBOXQUATROT__CLASS     );  // Box class name
FBRegisterBox       (   ORBOXQUATROT__NAME,         // Unique name to register box.
                        ORBOXQUATROT__CLASS,        // Box class name
                        ORBOXQUATROT__LOCATION,     // Box location ('plugins')
                        ORBOXQUATROT__LABEL,        // Box label (name of box to display)
                        ORBOXQUATROT__DESC,         // Box long description.
                        FB_DEFAULT_SDK_ICON     );  // Icon filename (default=Open Reality icon)

/************************************************
 *  Creation
 ************************************************/
bool ORBoxRotationQuaternion::FBCreate()
{
    if( FBBox::FBCreate() )
    {
        // Create the input node.
        mR      = AnimationNodeInCreate (   0, "Rotation", ANIMATIONNODE_TYPE_VECTOR );

        // Create the output nodes
        mQ[0]   = AnimationNodeOutCreate(   1, "Q0", ANIMATIONNODE_TYPE_NUMBER );
        mQ[1]   = AnimationNodeOutCreate(   2, "Q1", ANIMATIONNODE_TYPE_NUMBER );
        mQ[2]   = AnimationNodeOutCreate(   3, "Q2", ANIMATIONNODE_TYPE_NUMBER );
        mQ[3]   = AnimationNodeOutCreate(   4, "Q3", ANIMATIONNODE_TYPE_NUMBER );

        return true;
    }
    return false;
}


/************************************************
 *  Destruction.
 ************************************************/
void ORBoxRotationQuaternion::FBDestroy()
{
    FBBox::FBDestroy();
}


/************************************************
 *  Real-time engine evaluation
 ************************************************/
bool ORBoxRotationQuaternion::AnimationNodeNotify( FBAnimationNode* pAnimationNode, FBEvaluateInfo* pEvaluateInfo )
{
    double      lRot[3];
    FBRVector       lRotation;
    FBQuaternion    lQuaternion;

    int         lStatus;    // Status of input node

    // Read the data from the input node
    lStatus = mR->ReadData( lRot, pEvaluateInfo );

    // If the read was not from a dead node.
    if( lStatus )
    {
        // Assign the roation vector
        lRotation.Set( lRot );

        // Convert to quaternion
        FBRotationToQuaternion( lQuaternion, lRotation );

        // Write the quaternion values to the output nodes.
        mQ[0]->WriteData( &lQuaternion[0], pEvaluateInfo );
        mQ[1]->WriteData( &lQuaternion[1], pEvaluateInfo );
        mQ[2]->WriteData( &lQuaternion[2], pEvaluateInfo );
        mQ[3]->WriteData( &lQuaternion[3], pEvaluateInfo );

        return true;
    }

    return false;
}


/************************************************
 *  Creation
 ************************************************/
bool ORBoxQuaternionRotation::FBCreate()
{
    if( FBBox::FBCreate() )
    {
        // Create the input nodes.
        mQ[0]   = AnimationNodeInCreate(    1, "Q0", ANIMATIONNODE_TYPE_NUMBER );
        mQ[1]   = AnimationNodeInCreate(    1, "Q1", ANIMATIONNODE_TYPE_NUMBER );
        mQ[2]   = AnimationNodeInCreate(    1, "Q2", ANIMATIONNODE_TYPE_NUMBER );
        mQ[3]   = AnimationNodeInCreate(    1, "Q3", ANIMATIONNODE_TYPE_NUMBER );

        // Create the ouput node.
        mR      = AnimationNodeOutCreate (  0, "Rotation", ANIMATIONNODE_TYPE_VECTOR );

        return true;
    }
    return false;
}


/************************************************
 *  Destruction.
 ************************************************/
void ORBoxQuaternionRotation::FBDestroy()
{
    FBBox::FBDestroy();
}


/************************************************
 *  Real-time engine evaluation
 ************************************************/
bool ORBoxQuaternionRotation::AnimationNodeNotify( FBAnimationNode* pAnimationNode, FBEvaluateInfo* pEvaluateInfo )
{
    double          lRot[3];
    FBRVector       lRotation;
    FBQuaternion    lQuaternion;

    bool            lStatus[5]; // Status of input node

    // Read the input nodes.
    lStatus[0] = mQ[0]->ReadData( &lQuaternion[0], pEvaluateInfo );
    lStatus[1] = mQ[1]->ReadData( &lQuaternion[1], pEvaluateInfo );
    lStatus[2] = mQ[2]->ReadData( &lQuaternion[2], pEvaluateInfo );
    lStatus[3] = mQ[3]->ReadData( &lQuaternion[3], pEvaluateInfo );

    lStatus[4] = lStatus[0] && lStatus[1] && lStatus[2] && lStatus[3] ;

    // If the read was not from a dead node.
    if( lStatus[4] )
    {
        // Convert to rotation.
        FBQuaternionToRotation( lRotation, lQuaternion );

        lRot[0] = lRotation[0];
        lRot[1] = lRotation[1];
        lRot[2] = lRotation[2];

        // Write the rotation out.
        mR->WriteData( lRot, pEvaluateInfo );

        return true;
    }

    return false;
}