diff --git a/src/libslic3r/GCode.cpp b/src/libslic3r/GCode.cpp index 380264036..4dc125d05 100644 --- a/src/libslic3r/GCode.cpp +++ b/src/libslic3r/GCode.cpp @@ -1465,6 +1465,12 @@ void GCode::_do_export(Print& print, GCodeOutputStream &file, ThumbnailsGenerato // Emit machine envelope limits for the Marlin firmware. this->print_machine_envelope(file, print); + //BBS: emit printing accelerate if has non-zero value + if (m_config.default_acceleration.value > 0) { + float acceleration = m_config.default_acceleration.value; + file.write(m_writer.set_acceleration((unsigned int)floor(acceleration + 0.5))); + } + // Disable fan. if (print.config().close_fan_the_first_x_layers.get_at(initial_extruder_id)) { file.write(m_writer.set_fan(0));