Files
OpenSceneGraph/src/osgPlugins/ive/LOD.cpp
2012-03-16 13:22:20 +00:00

90 lines
2.6 KiB
C++

/**********************************************************************
*
* FILE: LOD.cpp
*
* DESCRIPTION: Read/Write osg::LOD in binary format to disk.
*
* CREATED BY: Auto generated by iveGenerate
* and later modified by Rune Schmidt Jensen.
*
* HISTORY: Created 24.3.2003
*
* Copyright 2003 VR-C
**********************************************************************/
#include "Exception.h"
#include "LOD.h"
#include "Group.h"
using namespace ive;
void LOD::write(DataOutputStream* out){
// Write LOD's identification.
out->writeInt(IVELOD);
// If the osg class is inherited by any other class we should also write this to file.
osg::Group* group = dynamic_cast<osg::Group*>(this);
if(group){
((ive::Group*)(group))->write(out);
}
else
out_THROW_EXCEPTION("LOD::write(): Could not cast this osg::LOD to an osg::Group.");
// Write LOD's properties.
out->writeFloat(getRadius());
// Write centermode
out->writeInt(getCenterMode());
out->writeVec3(getCenter());
out->writeInt(getRangeMode());
// Write rangelist
int size = getNumRanges();
out->writeInt(size);
for(int i=0;i<size;i++){
out->writeFloat(getMinRange(i));
out->writeFloat(getMaxRange(i));
}
}
void LOD::read(DataInputStream* in){
// Peek on LOD's identification.
int id = in->peekInt();
if(id == IVELOD){
// Read LOD's identification.
id = in->readInt();
// If the osg class is inherited by any other class we should also read this from file.
osg::Group* group = dynamic_cast<osg::Group*>(this);
if(group){
((ive::Group*)(group))->read(in);
}
else
in_THROW_EXCEPTION("LOD::read(): Could not cast this osg::LOD to an osg::Group.");
// Read LOD's properties
if ( in->getVersion() > VERSION_0002 )
setRadius(in->readFloat());
// Read centermode and center
osg::LOD::CenterMode centerMode = (osg::LOD::CenterMode)in->readInt();
osg::Vec3 center = in->readVec3();
setCenter(center);
setCenterMode(centerMode);
if ( in->getVersion() > VERSION_0002 )
setRangeMode((RangeMode)in->readInt());
// Read rangelist
int size = in->readInt();;
for(int i=0;i<size;i++){
float min = in->readFloat();
float max = in->readFloat();
setRange(i, min, max);
}
}
else{
in_THROW_EXCEPTION("LOD::read(): Expected LOD identification.");
}
}