purezen 0.0.2

Runtime for the Pure Data (Pd) audio programming language, implemented as an extensible audio library allowing full control over signal processing, message passing, and graph manipulation. Pure Data is a graph-based programming language environment creating interactive music and multimedia works.
Documentation
/*
 *  Copyright 2009,2010 Reality Jockey, Ltd.
 *                 info@rjdj.me
 *                 http://rjdj.me/
 *
 *  This file is part of ZenGarden.
 *
 *  ZenGarden is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU Lesser General Public License as published by
 *  the Free Software Foundation, either version 3 of the License, or
 *  (at your option) any later version.
 *
 *  ZenGarden 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 Lesser General Public License for more details.
 *
 *  You should have received a copy of the GNU Lesser General Public License
 *  along with ZenGarden.  If not, see <http://www.gnu.org/licenses/>.
 *
 */

#ifndef _DSP_TABLE_PLAY_H_
#define _DSP_TABLE_PLAY_H_

#include "DspObject.h"
#include "TableReceiverInterface.h"

/** [tabplay~] */
class DspTablePlay : public DspObject, public TableReceiverInterface {

  public:
    static MessageObject *new_object(PdMessage *init_message, PdGraph *graph);
    DspTablePlay(PdMessage *init_message, PdGraph *graph);
    ~DspTablePlay();

    static const char *get_object_label();
    std::string toString();
    object::Type get_object_type();

    connection::Type get_connection_type(int outlet_index);

    void sendMessage(int outlet_index, PdMessage *message);

    char *get_name();
    void set_table(MessageTable *table);

  private:
    void process_message(int inlet_index, PdMessage *message);
    void processDspWithIndex(int fromIndex, int toIndex);

    /**
     * Sets up outgoing message message and other conditions to play the table from the given start
     * to end sample indicies. The entire sample is played if <code>duration</code> is -1.
     * The <code>startTime</code> is the global time at which the message to begin playback was
     * received.
     */
    void playTable(int startIndex, int duration, double startTime);

    // the message which is scheduled to be issued when the sample finishes playing
    PdMessage *outgoing_message;
    int currentTableIndex; // the current index
    int endTableIndex; // the index to play to

    char *name;
    MessageTable *table;
};

inline std::string DspTablePlay::toString() {
  return DspTablePlay::get_object_label();
}

inline const char *DspTablePlay::get_object_label() {
  return "tabplay~";
}

inline object::Type DspTablePlay::get_object_type() {
  return DSP_TABLE_PLAY;
}

inline char *DspTablePlay::get_name() {
  return name;
}

#endif // _DSP_TABLE_PLAY_H_