72 lines
2.3 KiB
C++
72 lines
2.3 KiB
C++
/**********************************************************************
|
|
*
|
|
* FILE: DrawElementsUInt.cpp
|
|
*
|
|
* DESCRIPTION: Read/Write osg::DrawElementsUInt in binary format to disk.
|
|
*
|
|
* CREATED BY: Copied from DrawElementsUShort.cpp by Marco Jez
|
|
*
|
|
*
|
|
* HISTORY: Created 20.3.2003
|
|
*
|
|
* Copyright 2003 VR-C
|
|
**********************************************************************/
|
|
|
|
#include "Exception.h"
|
|
#include "DrawElementsUInt.h"
|
|
#include "PrimitiveSet.h"
|
|
#include <osg/Endian>
|
|
|
|
using namespace ive;
|
|
|
|
void DrawElementsUInt::write(DataOutputStream* out){
|
|
// Write DrawElementsUInt's identification.
|
|
out->writeInt(IVEDRAWELEMENTSUINT);
|
|
|
|
// If the osg class is inherited by any other class we should also write this to file.
|
|
osg::PrimitiveSet* prim = dynamic_cast<osg::PrimitiveSet*>(this);
|
|
if(prim){
|
|
((ive::PrimitiveSet*)(prim))->write(out);
|
|
}
|
|
else
|
|
throw Exception("DrawElementsUInt::write(): Could not cast this osg::DrawElementsUInt to an osg::PrimitiveSet.");
|
|
// Write DrawElementsUInt's properties.
|
|
|
|
// Write array length and its elements.
|
|
out->writeInt(size());
|
|
out->writeCharArray((const char*)&front(), size() * INTSIZE);
|
|
}
|
|
|
|
void DrawElementsUInt::read(DataInputStream* in)
|
|
{
|
|
// Read DrawElementsUInt's identification.
|
|
int id = in->peekInt();
|
|
if(id == IVEDRAWELEMENTSUINT){
|
|
// Code to read DrawElementsUInt's properties.
|
|
id = in->readInt();
|
|
// If the osg class is inherited by any other class we should also read this from file.
|
|
osg::PrimitiveSet* prim = dynamic_cast<osg::PrimitiveSet*>(this);
|
|
if(prim){
|
|
((ive::PrimitiveSet*)(prim))->read(in);
|
|
}
|
|
else
|
|
throw Exception("DrawElementsUInt::read(): Could not cast this osg::DrawElementsUInt to an osg::PrimitiveSet.");
|
|
|
|
// Read array length and its elements.
|
|
int size = in->readInt();
|
|
resize(size);
|
|
in->readCharArray((char*)&front(), size * INTSIZE);
|
|
|
|
if (in->_byteswap)
|
|
{
|
|
for (int i = 0 ; i < size ; i++ )
|
|
{
|
|
osg::swapBytes4((char*)&((*this)[i])) ;
|
|
}
|
|
}
|
|
}
|
|
else{
|
|
throw Exception("DrawElementsUInt::read(): Expected DrawElementsUInt identification.");
|
|
}
|
|
}
|