Method compress

tools/Compression/Draco/DracoCompressionEngine.cpp:260–280

}

std::string DracoCompressionEngine::compress(Mesh::Ptr mesh) const {
    const size_t num_faces = mesh->get_num_faces();

    draco::EncoderBuffer buffer;
    draco::Encoder encoder;
    if (num_faces > 0) {
        auto draco_mesh = DracoCompressionEngineHelper::to_draco_mesh(mesh);
        const auto status = encoder.EncodeMeshToBuffer(*draco_mesh, &buffer);
        if (!status.ok()) {
            throw RuntimeError("Draco encoding error!");
        }
        return std::string(buffer.data(), buffer.size());
    } else {
        auto draco_mesh = DracoCompressionEngineHelper::to_draco_point_cloud(mesh);
        const auto status = encoder.EncodePointCloudToBuffer(*draco_mesh, &buffer);
        if (!status.ok()) {
            throw RuntimeError("Draco encoding error!");
        }
        return std::string(buffer.data(), buffer.size());
    }
}

Mesh::Ptr DracoCompressionEngine::decompress(const std::string& data) const {
    draco::DecoderBuffer buffer;