Function writePDC

extern/partio/src/lib/io/PDC.cpp:130–174

}

bool writePDC(const char* filename,const ParticlesData& p,const bool compressed,std::ostream* errorStream){
    unique_ptr<ostream> output(
        compressed ?
        Gzip_Out(filename,ios::out|ios::binary)
        :new std::ofstream(filename,ios::out|ios::binary));

    if(!*output){
        if(errorStream) *errorStream << "Partio Unable to open file " << filename << endl;
        return false;
    }

    // write .pdc header
    write<LITEND>(*output, PDC_MAGIC);
    write<BIGEND>(*output, (int)1); // version
    write<BIGEND>(*output, (int)1); // bitorder
    write<BIGEND>(*output, (int)0); // tmp1
    write<BIGEND>(*output, (int)0); // tmp2
    write<BIGEND>(*output, (int)p.numParticles());
    write<BIGEND>(*output, (int)p.numAttributes());

    for(int attrIndex = 0; attrIndex < p.numAttributes(); attrIndex++){
        ParticleAttribute attr;
        p.attributeInfo(attrIndex,attr);

        // write attribute name
        write<BIGEND>(*output, (int)attr.name.length());
        output->write(attr.name.c_str(), (int)attr.name.length());

        // write type
        int count = 1; // FLOAT
        if(attr.type == VECTOR){
            count = 3;
        }
        write<BIGEND>(*output, (int)(count+2));

        // write data
        for(int partIndex = 0; partIndex < p.numParticles(); partIndex++){
            const float* data = p.data<float>(attr, partIndex);
            for(int dim = 0; dim < count; dim++){
                write<BIGEND>(*output, (double)data[dim]);
            }
        }
    }
    return true;
}

}// end of namespace Partio