thodg/patchwork13/pw13/input.h

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• Hash : 94046104
  Author : Thomas de Grivel
  Date : 2020-02-24T15:19:27
  

  import from branch patchwork13-0.1 on SourceForge.net

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• pw13/input.h

• /*
  
    This is part of Patchwork13! the real-time data synthesis toolkit.
    http://patchwork13.sourceforge.net/
  
    pw13 - the patchwork13 core library
    Copyright (C) 2005 Thomas de Grivel <billitch@yahoo.fr>
  
    This program is free software; you can redistribute it and/or
    modify it under the terms of the GNU General Public License
    as published by the Free Software Foundation; either version 2
    of the License, or (at your option) any later version.
  
    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.
  
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  
  *
  
    input.h  -  data input
  
  */
  
  #ifndef PW13_INPUT_H_INCLUDED
  #define PW13_INPUT_H_INCLUDED
  
  #include "dll.h"
  #include "types.h"
  #include "patch.h"
  #include "data.h"
  #include "output.h"
  #include "error.h"
  
  struct Pw13_Input {
    Pw13_Patch *patch;
    const char *name;
    Pw13_DataType *data_type;
    Pw13_Output *from;
    Pw13_Data *defval;
    void *custom_data;
  };
  
  /** initialize an allocated input */
  PW13_EXTERN
  void pw13_input_init (const char *name, Pw13_Input *input,
  		      Pw13_Patch *patch, Pw13_DataType *data_type,
  		      Pw13_Data *defval);
  
  /** Destroy an input (without freeing it) */
  PW13_EXTERN
  void pw13_input_destroy (Pw13_Input *input);
  
  /** Return the value of an input */
  PW13_EXTERN
  Pw13_Data *pw13_input_val (Pw13_Input *i);
  
  /** Checks whether it is possible to connect a given output to an input */
  PW13_EXTERN
  int pw13_can_connect (Pw13_Output *from, Pw13_Input *to);
  
  /** Connect an output to an input */
  PW13_EXTERN
  Pw13_Result pw13_connect (Pw13_Output *from, Pw13_Input *to);
  
  /** Disconnect an input */
  PW13_EXTERN
  Pw13_Result pw13_disconnect (Pw13_Input *to);
  
  /** Pump an input if it is connected */
  PW13_EXTERN
  int pw13_pump_input (Pw13_Input *i, Pw13_Time *t);
  
  PW13_EXTERN
  int pw13_force_pump_input (Pw13_Input *i, Pw13_Time *t);
  
  PW13_EXTERN
  void pw13_input_print_infos (Pw13_Input *i);
  
  
  #endif
  /* not PW13_INPUT_H_INCLUDED */
  

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