Method write_vertex_elements

src/IO/PLYWriter.cpp:220–251

}

void PLYWriter::write_vertex_elements(Mesh& mesh, p_ply& ply) {
    const size_t dim = mesh.get_dim();
    const size_t num_vertices = mesh.get_num_vertices();
    const VectorF& vertices = mesh.get_vertices();

    std::vector<const VectorF*> attributes;
    std::vector<size_t> per_vertex_sizes;
    for (NameArray::const_iterator itr = m_vertex_attr_names.begin();
            itr != m_vertex_attr_names.end(); itr++) {
        const std::string& name = *itr;
        const VectorF& attr = mesh.get_attribute(name);
        attributes.push_back(&attr);
        per_vertex_sizes.push_back(attr.size() / num_vertices);
    }

    const size_t num_attributes = attributes.size();

    for (size_t i=0; i<num_vertices; i++) {
        for (size_t j=0; j<dim; j++) {
            ply_write(ply, vertices[i*dim + j]);
        }
        for (size_t j=0; j<num_attributes; j++) {
            const size_t per_vertex_size = per_vertex_sizes[j];
            if (per_vertex_size != 1) {
                ply_write(ply, per_vertex_size);
            }
            for (size_t k=0; k<per_vertex_size; k++) {
                ply_write(ply, attributes[j]->coeff(i*per_vertex_size + k));
            }
        }
    }
}

void PLYWriter::write_face_elements(Mesh& mesh, p_ply& ply) {
    const size_t num_faces = mesh.get_num_faces();