asf::auto_release_ptr<asr::Object> IECoreAppleseed::BatchPrimitiveConverter::doConvertPrimitive( PrimitivePtr primitive, const string &name )
{
MurmurHash primitiveHash;
primitiveHash.append( name );
primitive->hash( primitiveHash );
if( primitive->typeId() == MeshPrimitiveTypeId )
{
// Check if we already have a mesh saved for this object.
string fileName = string( "_geometry/" ) + primitiveHash.toString() + m_meshGeomExtension;
filesystem::path p = m_projectPath / fileName;
if( !filesystem::exists( p ) )
{
ToAppleseedConverterPtr converter = ToAppleseedConverter::create( primitive.get() );
if( !converter )
{
msg( Msg::Warning, "IECoreAppleseed::BatchPrimitiveConverter", "Couldn't convert primitive." );
return asf::auto_release_ptr<asr::Object>();
}
asf::auto_release_ptr<asr::Object> entity;
entity.reset( static_cast<asr::Object*>( converter->convert() ) );
if( entity.get() == 0 )
{
msg( Msg::Warning, "IECoreAppleseed::BatchPrimitiveConverter", "Couldn't convert primitive." );
return asf::auto_release_ptr<asr::Object>();
}
// Write the mesh to a file.
p = m_projectPath / fileName;
if( !asr::MeshObjectWriter::write( static_cast<const asr::MeshObject&>( *entity ), name.c_str(), p.string().c_str() ) )
{
msg( Msg::Warning, "IECoreAppleseed::BatchPrimitiveConverter", "Couldn't save mesh primitive." );
return asf::auto_release_ptr<asr::Object>();
}
}
asf::auto_release_ptr<asr::MeshObject> meshObj( asr::MeshObjectFactory().create( name.c_str(), asr::ParamArray().insert( "filename", fileName.c_str() ) ) );
return asf::auto_release_ptr<asr::Object>( meshObj.release() );
}
return asf::auto_release_ptr<asr::Object>();
}
asf::auto_release_ptr<asr::Object> IECoreAppleseed::InteractivePrimitiveConverter::doConvertPrimitive( PrimitivePtr primitive, const string &name )
{
if( primitive->typeId() == MeshPrimitiveTypeId )
{
MeshPrimitive *meshPrimitive = static_cast<MeshPrimitive *>( primitive.get() );
asf::auto_release_ptr<asr::MeshObject> entity( MeshAlgo::convert( meshPrimitive ) );
if( entity.get() )
{
entity->set_name( name.c_str() );
}
else
{
msg( Msg::Warning, "IECoreAppleseed::PrimitiveConverter", "Couldn't convert object" );
}
return asf::auto_release_ptr<asr::Object>( entity.release() );
}
return asf::auto_release_ptr<asr::Object>();
}