OsgHud.cpp

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#include "StdAfx.h"
#include "OsgMovableItem.h"
#include "OsgBody.h"
#include "OsgRigidBody.h"
#include "OsgJoint.h"
#include "OsgOrganism.h"
#include "OsgStructure.h"
#include "OsgUserData.h"
#include "OsgUserDataVisitor.h"

#include "OsgMouseSpring.h"
#include "OsgLight.h"
#include "OsgCameraManipulator.h"
#include "OsgDragger.h"
#include "OsgSimulator.h"

namespace OsgAnimatSim
{
        namespace Visualization
        {
OsgHud::OsgHud()
{
}

OsgHud::~OsgHud()
{

try
{
}
catch(...)
{Std_TraceMsg(0, "Caught Error in desctructor of OsgHud\r\n", "", -1, false, true);}
}

void OsgHud::Initialize()
{
        AnimatBase::Initialize();

        m_osgProjection = new osg::Projection;
    m_osgProjection->setMatrix(osg::Matrix::ortho2D(0, 800, 0, 600));

        HudItem *lpItem = NULL;
        int iCount = m_aryHudItems.GetSize();
        for(int iIndex = 0; iIndex < iCount; iIndex++)
        {
                lpItem = m_aryHudItems[iIndex];
                lpItem->Initialize(m_osgProjection.get());
        }

        m_osgMT = new osg::MatrixTransform;
    m_osgMT->setReferenceFrame(osg::Transform::ABSOLUTE_RF);
    m_osgMT->getOrCreateStateSet()->setMode(GL_LIGHTING, osg::StateAttribute::OFF);
    m_osgMT->getOrCreateStateSet()->setAttributeAndModes(new osg::Program, osg::StateAttribute::ON);
    m_osgMT->addChild(m_osgProjection.get());

        OsgSimulator *lpVsSim = dynamic_cast<OsgSimulator *>(m_lpSim);
        if(!lpVsSim)
                THROW_ERROR(Osg_Err_lUnableToConvertToVsSimulator, Osg_Err_strUnableToConvertToVsSimulator);

        lpVsSim->OSGRoot()->addChild(m_osgMT.get());
}

void OsgHud::Update()
{
        HudItem *lpItem = NULL;
        int iCount = m_aryHudItems.GetSize();
        for(int iIndex = 0; iIndex < iCount; iIndex++)
        {
                lpItem = m_aryHudItems[iIndex];
                lpItem->Update();
        }
}


        }                       // Visualization
}                               //OsgAnimatSim