text: // SPDX-License-Identifier: MIT
  // Copyright (c) 2020 The Pybricks Authors
  
  #ifndef _PBSYS_SYS_LIGHT_MATRIX_H_
  #define _PBSYS_SYS_LIGHT_MATRIX_H_
  
  #include <contiki.h>
  
  #include <pbsys/config.h>
  
  #if PBSYS_CONFIG_HUB_LIGHT_MATRIX
  void pbsys_hub_light_matrix_init();
  void pbsys_hub_light_matrix_handle_event(process_event_t event, process_data_t data);
  #else
  #define pbsys_hub_light_matrix_init()
  #define pbsys_hub_light_matrix_handle_event(event, data)
  #endif
  
  #endif // _PBSYS_SYS_LIGHT_MATRIX_H_
  