Scene.cc

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#include <gra/scene/Scene.h>
#include <esg/Group.h>
#include <esg/explorer/NExtentsExplorer.h>

using namespace gra;

SceneGraphObject::OID Scene::appendModel(Parser& parser, const Matrix4* m)
{
    // To have OIDs unique in the whole scene:
    parser.setOID(_lastOID);

    // Append objects:
    while (parser.parseObject()) {
        SceneGraphObject * pObj = parser.getObject();
        if (pObj) _sceneGraph.append(pObj);
    }

    LightSource * pLight = parser.getLight();
    while (pLight) {
        _haveLight = true;
        _sceneGraph.append(pLight);
        pLight = parser.getLight();
    }

    _lastOID = parser.getOID();

    if (m) _sceneGraph.setPrivateTransformation(new Transform(*m));

    return _lastOID;
}

SceneGraphObject::OID Scene::appendObject(SceneGraphObject* pObj)
{
    if (pObj) {
        pObj->setOID(_lastOID++); // To have OIDs unique in the whole scene
        _sceneGraph.append(pObj);
    }

#if 0
    if (!_sceneGraph.transformation()) { // for testing purposes !!!
        Transform * pTr = new Transform();
        pTr->scale(0.5, 2.0, 1.0);
        pTr->rotateX(PI/4);
        pTr->rotateY(PI/4);
        pTr->translate(1, 1, 0);
        _sceneGraph.setPrivateTransformation(pTr);
    }
#endif
    
    return _lastOID;
}

SceneGraphObject::OID Scene::appendLight(LightSource* pLight)
{
    if (pLight) {
        pLight->setOID(_lastOID++); // To have OIDs unique in the whole scene
        _sceneGraph.append(pLight);
        _haveLight = true;
    }
    return _lastOID;
}

void Scene::__debug()
{
    _sceneGraph.__debug();
}


                   

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