Files
OpenSceneGraph/src/osgPlugins/ive/PolygonStipple.cpp

55 lines
1.9 KiB
C++

/**********************************************************************
*
* FILE: PolygonStipple.cpp
*
* DESCRIPTION: Read/Write osg::PolygonStipple in binary format to disk.
*
* CREATED BY: Copied from LineStipple
* and modified by Luc Frauciel
*
* HISTORY: Created 21.3.2009
*
* Copyright 2008 VR-C
**********************************************************************/
#include "Exception.h"
#include "PolygonStipple.h"
#include "Object.h"
using namespace ive;
void PolygonStipple::write(DataOutputStream* out){
// Write CullFace's identification.
out->writeInt(IVEPOLYGONSTIPPLE);
// If the osg class is inherited by any other class we should also write this to file.
osg::Object* obj = dynamic_cast<osg::Object*>(this);
if (obj) {
((ive::Object*)(obj))->write(out);
}
else
out_THROW_EXCEPTION("PolygonStipple::write(): Could not cast this osg::PolygonStipple to an osg::Object.");
// Write PolygonStipple's properties.
out->writeUByteArray(new osg::UByteArray(128,const_cast<GLubyte*>(getMask())));
}
void PolygonStipple::read(DataInputStream* in){
// Peek on LineStipple's identification.
int id = in->peekInt();
if (id == IVEPOLYGONSTIPPLE) {
// Read PolygonStipple's identification.
id = in->readInt();
// If the osg class is inherited by any other class we should also read this from file.
osg::Object* obj = dynamic_cast<osg::Object*>(this);
if (obj) {
((ive::Object*)(obj))->read(in);
}
else
in_THROW_EXCEPTION("PolygonStipple::read(): Could not cast this osg::PolygonStipple to an osg::Object.");
// Read PolygonStipple's properties
setMask((GLubyte *)in->readUByteArray()->getDataPointer());
}
else{
in_THROW_EXCEPTION("PolygonStipple::read(): Expected PolygonStipple identification.");
}
}