editors/sc-ide/core/sc_server.cpp

   1 /*
   2     SuperCollider Qt IDE
   3     Copyright (c) 2012 Jakob Leben & Tim Blechmann
   4     http://www.audiosynth.com
   5
   6     This program is free software; you can redistribute it and/or modify
   7     it under the terms of the GNU General Public License as published by
   8     the Free Software Foundation; either version 2 of the License, or
   9     (at your option) any later version.
  10
  11     This program is distributed in the hope that it will be useful,
  12     but WITHOUT ANY WARRANTY; without even the implied warranty of
  13     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14     GNU General Public License for more details.
  15
  16     You should have received a copy of the GNU General Public License
  17     along with this program; if not, write to the Free Software
  18     Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301  USA
  19 */
  20
  21 #include <QDebug>
  22
  23 #include "sc_server.hpp"
  24 #include "sc_process.hpp"
  25 #include "main.hpp"
  26
  27 #include "scsynthsend.h"
  28 #include "sc_msg_iter.h"
  29
  30 namespace ScIDE {
  31
  32 ScServer::ScServer(QObject * parent):
  33     QObject(parent), mPort(0)
  34 {
  35     mUdpSocket = new QUdpSocket(this);
  36     for (int port = 57140; port != 57150; ++port) {
  37         bool success = mUdpSocket->bind(port);
  38         if (success)
  39             break;
  40     }
  41     startTimer(333);
  42 }
  43
  44 void ScServer::boot()
  45 {
  46     if (isRunning())
  47         return;
  48
  49     Main::scProcess()->evaluateCode( "ScIDE.defaultServer.boot" );
  50 }
  51
  52 void ScServer::quit()
  53 {
  54
  55     if (!isRunning())
  56         return;
  57
  58     Main::scProcess()->evaluateCode( "ScIDE.defaultServer.quit" );
  59 }
  60
  61 void ScServer::timerEvent(QTimerEvent * event)
  62 {
  63     if (mUdpSocket->hasPendingDatagrams()) {
  64         size_t datagramSize = mUdpSocket->pendingDatagramSize();
  65         QByteArray array(datagramSize, 0);
  66         mUdpSocket->readDatagram(array.data(), datagramSize);
  67
  68         if (!mPort)
  69             return;
  70
  71         if (array[0]) {
  72             char *addr = array.data();
  73             const char * data = OSCstrskip(array.data());
  74             int size = datagramSize - (data - addr);
  75
  76             if (strcmp(addr, "/status.reply") == 0) {
  77                 sc_msg_iter reply(size, data);
  78                 int     unused     = reply.geti();
  79                 int     ugenCount  = reply.geti();
  80                 int     synthCount = reply.geti();
  81                 int     groupCount = reply.geti();
  82                 int     defCount   = reply.geti();
  83                 float avgCPU   = reply.getf();
  84                 float peakCPU  = reply.getf();
  85                 double srNom   = reply.getd();
  86                 double srAct   = reply.getd();
  87
  88                 emit updateServerStatus(ugenCount, synthCount, groupCount, defCount, avgCPU, peakCPU);
  89             }
  90         }
  91     }
  92
  93     if (mPort) {
  94         small_scpacket packet;
  95         packet.BeginMsg();
  96         packet.adds_slpre("status");
  97         packet.maketags(1);
  98         packet.addtag(',');
  99         packet.EndMsg();
 100
 101         mUdpSocket->writeDatagram(packet.data(), packet.size(), mServerAddress, mPort);
 102     }
 103 }
 104
 105 }