OpenSceneGraph/src/osgPlugins/ive/Group.cpp
2003-06-24 15:40:09 +00:00

82 lines
2.3 KiB
C++

/**********************************************************************
*
* FILE: Group.cpp
*
* DESCRIPTION: Read/Write osg::Group in binary format to disk.
*
* CREATED BY: Auto generated by iveGenerated
* and later modified by Rune Schmidt Jensen.
*
* HISTORY: Created 17.3.2003
*
* Copyright 2003 VR-C
**********************************************************************/
#include "Exception.h"
#include "Node.h"
#include "Group.h"
#include "MatrixTransform.h"
#include "Geode.h"
#include "LightSource.h"
#include "Billboard.h"
#include "Sequence.h"
#include "LOD.h"
//#include "ViewPoint.h"
#include "PositionAttitudeTransform.h"
#include "Transform.h"
using namespace ive;
void Group::write(DataOutputStream* out){
// Write Group's identification.
out->writeInt(IVEGROUP);
// If the osg class is inherited by any other class we should also write this to file.
osg::Node* node = dynamic_cast<osg::Node*>(this);
if(node){
static_cast<ive::Node*>(node)->write(out);
}
else
throw Exception("Group::write(): Could not cast this osg::Group to an osg::Node.");
// Write Group's properties.
// Write number of children.
out->writeInt(getNumChildren());
// Write children.
for(unsigned int i=0; i<getNumChildren(); i++){
osg::Node* child = getChild(i);
out->writeNode(child);
}
}
void Group::read(DataInputStream* in){
// Read Group's identification.
int id = in->peekInt();
if(id == IVEGROUP){
// Read Group's identification.
id = in->readInt();
// If the osg class is inherited by any other class we should also read this from file.
osg::Node* node = dynamic_cast<osg::Node*>(this);
if(node){
((ive::Node*)(node))->read(in);
}
else
throw Exception("Group::read(): Could not cast this osg::Group to an osg::Node.");
// Read groups properties.
// Read number of children.
int size = in->readInt();
// Read children.
for(int i=0; i<size; i++)
{
addChild(in->readNode());
}
}
else{
throw Exception("Group::read(): Expected Group identification");
}
}