objtransfer

// just give it a path getAssetPath( "MyEnormous.obj" ) and it'll do the rest.
// the first time through will be very long. :)
geom::SourceRef getGeometry( const ci::fs::path &geomPath )
{
	auto tri = TriMesh::create( TriMesh::Format().positions().normals().texCoords() );
	if( geomPath.extension() == ".obj" ) {
		auto binPath = geomPath;
		binPath.replace_extension( "bin" );
		if( !fs::exists( binPath ) ) {
			CI_LOG_I( "Opening up Obj to reformat to bin..." );
			auto objLoader = ObjLoader( ci::loadFile( geomPath ) );
			CI_LOG_I( "Obj opened, creating Trimesh..." );
			auto tri = TriMesh::create( objLoader, ci::TriMesh::Format().positions().normals().texCoords() );
			auto target = writeFile( binPath );
			CI_LOG_I( "Writing Trimesh data to file..." );
			tri->write( target );
		}
		else {
			CI_LOG_I( "Bin file exists, loading..." );
			tri->read( loadFile( binPath ) );
		}
	}
	else if( geomPath.extension() == ".bin" ) {
		CI_LOG_I( "Bin file exists, loading..." );
		tri->read( ci::loadFile( geomPath ) );
	}

	return tri;
}