Hi,

So, I get a good new, the bug was solved by Robert on my last topic : "Crash in ive writer" Robert gave me 3 new cpp for the plugin ive. I compil them and the crash in no longer there !

So I would recommend to submit these changes to avoid similar issues later.

Sorry for the inconvenience

Regards,
  Vincent.

Vincent Bourdier a écrit :
I get the bug on a little osg file (16Mo) :

msvcp90d.dll!104ed4c3() [Frames below may be incorrect and/or missing, no symbols loaded for msvcp90d.dll] > osg55-osgd.dll!std::_Vector_const_iterator<unsigned int,std::allocator<unsigned int> >::operator*() Line 98 + 0x14 bytes C++ osg55-osgd.dll!std::_Vector_iterator<unsigned int,std::allocator<unsigned int> >::operator*() Line 340 C++ osg55-osgd.dll!std::vector<unsigned int,std::allocator<unsigned int> >::front() Line 790 + 0x24 bytes C++ osg55-osgd.dll!osg::MixinVector<unsigned int>::front() Line 139 + 0x19 bytes C++ osgdb_ived.dll!ive::DrawElementsUInt::write(ive::DataOutputStream * out=0x01e0f5c8) Line 37 + 0x27 bytes C++ osgdb_ived.dll!ive::Geometry::write(ive::DataOutputStream * out=0x01e0f5c8) Line 55 C++ osgdb_ived.dll!ive::DataOutputStream::writeDrawable(const osg::Drawable * drawable=0x059a6c30) Line 1181 + 0x2d bytes C++ osgdb_ived.dll!ive::Geode::write(ive::DataOutputStream * out=0x01e0f5c8) Line 51 + 0xc bytes C++ osgdb_ived.dll!ive::DataOutputStream::writeNode(const osg::Node * node=0x059a6b18) Line 1352 + 0x2d bytes C++ osgdb_ived.dll!ive::Group::write(ive::DataOutputStream * out=0x01e0f5c8) Line 47 + 0xc bytes C++ osgdb_ived.dll!ive::DataOutputStream::writeNode(const osg::Node * node=0x059a6710) Line 1346 + 0xc bytes C++ osgdb_ived.dll!ive::Group::write(ive::DataOutputStream * out=0x01e0f5c8) Line 47 + 0xc bytes C++ osgdb_ived.dll!ive::MatrixTransform::write(ive::DataOutputStream * out=0x01e0f5c8) Line 30 C++ osgdb_ived.dll!ive::DataOutputStream::writeNode(const osg::Node * node=0x059a61a0) Line 1259 + 0xc bytes C++ osgdb_ived.dll!ive::Group::write(ive::DataOutputStream * out=0x01e0f5c8) Line 47 + 0xc bytes C++ osgdb_ived.dll!ive::Transform::write(ive::DataOutputStream * out=0x01e0f5c8) Line 29 C++ osgdb_ived.dll!ive::PositionAttitudeTransform::write(ive::DataOutputStream * out=0x01e0f5c8) Line 29 C++ osgdb_ived.dll!ive::DataOutputStream::writeNode(const osg::Node * node=0x059a5d28) Line 1268 + 0xc bytes C++ osgdb_ived.dll!ive::Group::write(ive::DataOutputStream * out=0x01e0f5c8) Line 47 + 0xc bytes C++ osgdb_ived.dll!ive::DataOutputStream::writeNode(const osg::Node * node=0x02d27b98) Line 1346 + 0xc bytes C++ osgdb_ived.dll!ive::Group::write(ive::DataOutputStream * out=0x01e0f5c8) Line 47 + 0xc bytes C++ osgdb_ived.dll!ive::DataOutputStream::writeNode(const osg::Node * node=0x02d27790) Line 1346 + 0xc bytes C++ osgdb_ived.dll!ReaderWriterIVE::writeNode(const osg::Node & node={...}, std::basic_ostream<char,std::char_traits<char> > & fout={...}, const osgDB::ReaderWriter::Options * options=0x04464e20) Line 183 C++ osgdb_ived.dll!ReaderWriterIVE::writeNode(const osg::Node & node={...}, const std::basic_string<char,std::char_traits<char>,std::allocator<char> > & fileName="./data/converted/ConvertedModel.ive", const osgDB::ReaderWriter::Options * options=0x00000000) Line 145 + 0x2d bytes C++ osg55-osgDBd.dll!osgDB::Registry::writeNodeImplementation(const osg::Node & node={...}, const std::basic_string<char,std::char_traits<char>,std::allocator<char> > & fileName="./data/converted/ConvertedModel.ive", const osgDB::ReaderWriter::Options * options=0x00000000) Line 1865 + 0x39 bytes C++ osg55-osgDBd.dll!osgDB::Registry::writeNode(const osg::Node & node={...}, const std::basic_string<char,std::char_traits<char>,std::allocator<char> > & fileName="./data/converted/ConvertedModel.ive", const osgDB::ReaderWriter::Options * options=0x00000000) Line 321 + 0x18 bytes C++ osg55-osgDBd.dll!osgDB::writeNodeFile(const osg::Node & node={...}, const std::basic_string<char,std::char_traits<char>,std::allocator<char> > & filename="./data/converted/ConvertedModel.ive", const osgDB::ReaderWriter::Options * options=0x00000000) Line 52 + 0x21 bytes C++

I don't know where the problem is...

Any idea ?

Thanks.

Regards,
  Vincent.

Vincent Bourdier a écrit :
Hi all,

I'm currently looking at a way to simplify a big IVE file. (850Mbytes)

To make some test, I open the file, get all the geodes with a visitor, simplify their geometries with osg Simplifier and write the new file.

But, when I put the simplification sample ratio to 0.1 and 0.3 (currently testing 0.6), the simplification works well but during the writing of the file there is a crash...

I cannot give you the original file... and I tested it on a little file and it worked...

So, these are the questions :

Are there some limitation for the osg simplifier ?
Is there a way to ask the simplifier to remove about 80% of the datas ? (destructive simplification of course)
How can I use it better ?

Thanks for your help

Regards,
  Vincent


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/**********************************************************************
 *
 *    FILE:            DrawElementsUByte.cpp
 *
 *    DESCRIPTION:    Read/Write osg::DrawElementsUByte in binary format to disk.
 *
 *    CREATED BY:        Auto generated by iveGenerated
 *                    and later modified by Rune Schmidt Jensen.
 *
 *    HISTORY:        Created 20.3.2003
 *
 *    Copyright 2003 VR-C
 **********************************************************************/

#include "Exception.h"
#include "DrawElementsUByte.h"
#include "PrimitiveSet.h"

using namespace ive;

void DrawElementsUByte::write(DataOutputStream* out){
    // Write DrawElementsUByte's identification.
    out->writeInt(IVEDRAWELEMENTSUBYTE);

    // 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("DrawElementsUByte::write(): Could not cast this osg::DrawElementsUByte to an osg::PrimitiveSet.");
    // Write DrawElementsUByte's properties.

    // Write array length and its elements.
    out->writeInt(size());
    if (size()!=0) out->writeCharArray((const char*)&front(), size() * CHARSIZE);
}

void DrawElementsUByte::read(DataInputStream* in){
    // Read DrawElementsUByte's identification.
    int id = in->peekInt();
    if(id == IVEDRAWELEMENTSUBYTE){
        // Code to read DrawElementsUByte'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("DrawElementsUByte::read(): Could not cast this osg::DrawElementsUByte to an osg::PrimitiveSet.");

        // Read array length and its elements.
        int size = in->readInt();
        resize(size);
        if (size!=0) in->readCharArray((char*)&front(), size * CHARSIZE);

    }
    else{
        throw Exception("DrawElementsUByte::read(): Expected DrawElementsUByte identification.");
    }
}
/**********************************************************************
 *
 *    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());
    if (size()!=0) 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);
        if (size!=0) 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.");
    }
}
/**********************************************************************
 *
 *    FILE:            DrawElementsUShort.cpp
 *
 *    DESCRIPTION:    Read/Write osg::DrawElementsUShort in binary format to disk.
 *
 *    CREATED BY:        Auto generated by iveGenerated
 *                    and later modified by Rune Schmidt Jensen.
 *
 *    HISTORY:        Created 20.3.2003
 *
 *    Copyright 2003 VR-C
 **********************************************************************/

#include "Exception.h"
#include "DrawElementsUShort.h"
#include "PrimitiveSet.h"
#include <osg/Endian>

using namespace ive;

void DrawElementsUShort::write(DataOutputStream* out){
    // Write DrawElementsUShort's identification.
    out->writeInt(IVEDRAWELEMENTSUSHORT);

    // 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("DrawElementsUShort::write(): Could not cast this osg::DrawElementsUShort to an osg::PrimitiveSet.");
    // Write DrawElementsUShort's properties.

    // Write array length and its elements.
    out->writeInt(size());
    if (size()!=0) out->writeCharArray((const char*)&front(), size() * SHORTSIZE);
}

void DrawElementsUShort::read(DataInputStream* in){
    // Read DrawElementsUShort's identification.
    int id = in->peekInt();
    if(id == IVEDRAWELEMENTSUSHORT){
        // Code to read DrawElementsUShort'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("DrawElementsUShort::read(): Could not cast this osg::DrawElementsUShort to an osg::PrimitiveSet.");

        // Read array length and its elements.
        int size = in->readInt();
        resize(size);
        in->readCharArray((char*)&front(), size * SHORTSIZE);
        
        if (in->_byteswap)
        {
           for (int i = 0 ; i < size ; i++ )
           {
              osg::swapBytes((char *)&((*this)[i]),SHORTSIZE) ;
           }
        }        
    }
    else{
        throw Exception("DrawElementsUShort::read(): Expected DrawElementsUShort identification.");
    }
}
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