686 lines
		
	
	
		
			17 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			686 lines
		
	
	
		
			17 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
/**
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 * Furnace Tracker - multi-system chiptune tracker
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 * Copyright (C) 2021-2024 tildearrow and contributors
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 *
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 * This program is free software; you can redistribute it and/or modify
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 * it under the terms of the GNU General Public License as published by
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 * the Free Software Foundation; either version 2 of the License, or
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 * (at your option) any later version.
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 *
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 * This program is distributed in the hope that it will be useful,
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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 * GNU General Public License for more details.
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 *
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 * You should have received a copy of the GNU General Public License along
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 * with this program; if not, write to the Free Software Foundation, Inc.,
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 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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 */
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#define _USE_MATH_DEFINES
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#include "pcspkr.h"
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#include "../engine.h"
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#include "../../ta-log.h"
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#include <math.h>
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#ifdef __linux__
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#include <sys/ioctl.h>
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#include <sys/select.h>
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#include <fcntl.h>
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#include <unistd.h>
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#ifdef HAVE_LINUX_INPUT
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#include <linux/input.h>
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#endif
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#ifdef HAVE_LINUX_KD
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#include <linux/kd.h>
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#endif
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#include <time.h>
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#ifdef HAVE_SYS_IO
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#include <sys/io.h>
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#endif
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#endif
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#define PCSPKR_DIVIDER 4
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#define CHIP_DIVIDER 1
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const char* regCheatSheetPCSpeaker[]={
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  "Period", "0",
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  NULL
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};
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void _pcSpeakerThread(void* inst) {
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  ((DivPlatformPCSpeaker*)inst)->pcSpeakerThread();
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}
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void DivPlatformPCSpeaker::pcSpeakerThread() {
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  std::unique_lock<std::mutex> unique(realOutSelfLock);
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  RealQueueVal r(0,0,0);
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  logD("starting PC speaker out thread");
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  while (!realOutQuit) {
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    realQueueLock.lock();
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    if (realQueue.empty()) {
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      realQueueLock.unlock();
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      realOutCond.wait(unique);
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      continue;
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    } else {
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      r=realQueue.front();
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      realQueue.pop();
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    }
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    realQueueLock.unlock();
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#ifdef __linux__
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    static struct timespec ts, tSleep, rSleep;
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    if (clock_gettime(CLOCK_MONOTONIC,&ts)<0) {
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      logW("could not get time!");
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      tSleep.tv_sec=0;
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      tSleep.tv_nsec=0;
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    } else {
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      tSleep.tv_sec=r.tv_sec-ts.tv_sec;
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      tSleep.tv_nsec=r.tv_nsec-ts.tv_nsec;
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      if (tSleep.tv_nsec<0) {
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        tSleep.tv_sec--;
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        tSleep.tv_nsec+=1000000000;
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      }
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    }
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    if (tSleep.tv_nsec>0 || tSleep.tv_sec>0) {
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      nanosleep(&tSleep,&rSleep);
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    }
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    if (beepFD>=0) {
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      switch (realOutMethod) {
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#ifdef HAVE_LINUX_INPUT
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        case 0: { // evdev
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          static struct input_event ie;
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          ie.time.tv_sec=r.tv_sec;
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          ie.time.tv_usec=r.tv_nsec/1000;
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          ie.type=EV_SND;
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          ie.code=SND_TONE;
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          if (r.val>0) {
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            ie.value=chipClock/r.val;
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          } else {
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            ie.value=0;
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          }
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          if (write(beepFD,&ie,sizeof(struct input_event))<0) {
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            logW("error while writing frequency! %s",strerror(errno));
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          } else {
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            //logV("writing freq: %d",r.val);
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          }
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          break;
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        }
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#endif
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#ifdef HAVE_LINUX_KD
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        case 1: // KIOCSOUND (on tty)
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          if (ioctl(beepFD,KIOCSOUND,r.val)<0) {
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            logW("ioctl error! %s",strerror(errno));
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          }
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          break;
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#endif
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        case 2: { // /dev/port
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          unsigned char bOut;
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          bOut=0;
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          if (r.val==0) {
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            lseek(beepFD,0x61,SEEK_SET);
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            if (read(beepFD,&bOut,1)<1) {
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              logW("read from 0x61: %s",strerror(errno));
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            }
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            bOut&=(~3);
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            lseek(beepFD,0x61,SEEK_SET);
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            if (write(beepFD,&bOut,1)<1) {
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              logW("write to 0x61: %s",strerror(errno));
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            }
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          } else {
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            lseek(beepFD,0x43,SEEK_SET);
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            bOut=0xb6;
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            if (write(beepFD,&bOut,1)<1) {
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              logW("write to 0x43: %s",strerror(errno));
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            }
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            lseek(beepFD,0x42,SEEK_SET);
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            bOut=r.val&0xff;
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            if (write(beepFD,&bOut,1)<1) {
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              logW("write to 0x42: %s",strerror(errno));
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            }
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            lseek(beepFD,0x42,SEEK_SET);
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            bOut=r.val>>8;
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            if (write(beepFD,&bOut,1)<1) {
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              logW("write to 0x42: %s",strerror(errno));
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            }
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            lseek(beepFD,0x61,SEEK_SET);
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            if (read(beepFD,&bOut,1)<1) {
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              logW("read from 0x61: %s",strerror(errno));
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            }
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            bOut|=3;
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            lseek(beepFD,0x61,SEEK_SET);
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            if (write(beepFD,&bOut,1)<1) {
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              logW("write to 0x61: %s",strerror(errno));
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            }
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          }
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          break;
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        }
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#ifdef HAVE_LINUX_KD
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        case 3: // KIOCSOUND (on stdout)
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          if (ioctl(beepFD,KIOCSOUND,r.val)<0) {
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            logW("ioctl error! %s",strerror(errno));
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          }
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          break;
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#endif
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#ifdef HAVE_SYS_IO
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        case 4: // outb()
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          if (r.val==0) {
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            outb(inb(0x61)&(~3),0x61);
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            realOutEnabled=false;
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          } else {
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            outb(0xb6,0x43);
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            outb(r.val&0xff,0x42);
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            outb(r.val>>8,0x42);
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            if (!realOutEnabled) {
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              outb(inb(0x61)|3,0x61);
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              realOutEnabled=true;
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            }
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          }
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          break;
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#endif
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      }
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    } else {
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      //logV("not writing because fd is less than 0");
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    }
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#endif
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  }
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  logD("stopping PC speaker out thread");
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}
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const char** DivPlatformPCSpeaker::getRegisterSheet() {
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  return regCheatSheetPCSpeaker;
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}
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void DivPlatformPCSpeaker::acquire_unfilt(short** buf, size_t len) {
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  int out=0;
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  for (size_t i=0; i<len; i++) {
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    if (on) {
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      pos-=PCSPKR_DIVIDER;
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      if (pos>freq) pos=freq;
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      while (pos<0) {
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        if (freq<1) {
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          pos=1;
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        } else {
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          pos+=freq;
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        }
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      }
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      out=(pos>(freq>>1) && !isMuted[0])?32767:0;
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      buf[0][i]=out;
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      oscBuf->data[oscBuf->needle++]=out;
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    } else {
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      buf[0][i]=0;
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      oscBuf->data[oscBuf->needle++]=0;
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    }
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  }
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}
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void DivPlatformPCSpeaker::acquire_cone(short** buf, size_t len) {
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  for (size_t i=0; i<len; i++) {
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    if (on) {
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      pos-=PCSPKR_DIVIDER;
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      if (pos>freq) pos=freq;
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      while (pos<0) {
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        if (freq<1) {
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          pos=1;
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        } else {
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          pos+=freq;
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        }
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      }
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      float next=(pos>((freq+16)>>1) && !isMuted[0])?1:0;
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      low+=cut*band;
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      band+=cut*(next-low-band);
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      float out=(low+band)*0.75;
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      if (out>1.0) out=1.0;
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      if (out<-1.0) out=-1.0;
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      buf[0][i]=out*32767;
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      oscBuf->data[oscBuf->needle++]=out*32767;
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    } else {
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      buf[0][i]=0;
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      oscBuf->data[oscBuf->needle++]=0;
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    }
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  }
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}
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void DivPlatformPCSpeaker::acquire_piezo(short** buf, size_t len) {
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  for (size_t i=0; i<len; i++) {
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    if (on) {
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      pos-=PCSPKR_DIVIDER;
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      if (pos>freq) pos=freq;
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      while (pos<0) {
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        if (freq<1) {
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          pos=1;
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        } else {
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          pos+=freq;
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        }
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      }
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      float next=(pos>((freq+64)>>1) && !isMuted[0])?1:0;
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      low+=cut*band;
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      band+=cut*(next-low-(reso*band));
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      float out=band*0.15-(next-low)*0.06;
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      if (out>1.0) out=1.0;
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      if (out<-1.0) out=-1.0;
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      buf[0][i]=out*32767;
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      oscBuf->data[oscBuf->needle++]=out*32767;
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    } else {
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      buf[0][i]=0;
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      oscBuf->data[oscBuf->needle++]=0;
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    }
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  }
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}
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void DivPlatformPCSpeaker::beepFreq(int freq, int delay) {
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  realQueueLock.lock();
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#ifdef __linux__
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  struct timespec ts;
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  double addition=1000000000.0*(double)delay/parent->getAudioDescGot().rate;
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  addition+=1500000000.0*((double)parent->getAudioDescGot().bufsize/parent->getAudioDescGot().rate);
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  if (clock_gettime(CLOCK_MONOTONIC,&ts)<0) {
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    ts.tv_sec=0;
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    ts.tv_nsec=0;
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  } else {
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    ts.tv_nsec+=addition;
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    while (ts.tv_nsec>=1000000000) {
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      ts.tv_sec++;
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      ts.tv_nsec-=1000000000;
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    }
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  }
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  realQueue.push(RealQueueVal(ts.tv_sec,ts.tv_nsec,freq));
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#else
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  realQueue.push(RealQueueVal(0,0,freq));
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#endif
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  realQueueLock.unlock();
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  realOutCond.notify_one();
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}
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void DivPlatformPCSpeaker::acquire_real(short** buf, size_t len) {
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  int out=0;
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  if (lastOn!=on || lastFreq!=freq) {
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    lastOn=on;
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    lastFreq=freq;
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    beepFreq((on && !isMuted[0])?freq:0,parent->getBufferPos());
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  }
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  for (size_t i=0; i<len; i++) {
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    if (on) {
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      pos-=PCSPKR_DIVIDER;
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      if (pos>freq) pos=freq;
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      while (pos<0) {
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        if (freq<1) {
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          pos=1;
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        } else {
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          pos+=freq;
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        }
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      }
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      out=(pos>(freq>>1) && !isMuted[0])?32767:0;
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      oscBuf->data[oscBuf->needle++]=out;
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    } else {
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      oscBuf->data[oscBuf->needle++]=0;
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    }
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    buf[0][i]=0;
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  }
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}
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void DivPlatformPCSpeaker::acquire(short** buf, size_t len) {
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  switch (speakerType) {
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    case 0:
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      acquire_unfilt(buf,len);
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      break;
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    case 1:
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      acquire_cone(buf,len);
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      break;
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    case 2:
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      acquire_piezo(buf,len);
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      break;
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    case 3:
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      acquire_real(buf,len);
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      break;
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  }
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}
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void DivPlatformPCSpeaker::tick(bool sysTick) {
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  for (int i=0; i<1; i++) {
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    chan[i].std.next();
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    if (chan[i].std.vol.had) {
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      chan[i].outVol=(chan[i].vol && chan[i].std.vol.val);
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      on=chan[i].outVol;
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    }
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    if (NEW_ARP_STRAT) {
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      chan[i].handleArp();
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    } else if (chan[i].std.arp.had) {
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      if (!chan[i].inPorta) {
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        chan[i].baseFreq=NOTE_PERIODIC(parent->calcArp(chan[i].note,chan[i].std.arp.val));
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      }
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      chan[i].freqChanged=true;
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    }
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    if (chan[i].std.pitch.had) {
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      if (chan[i].std.pitch.mode) {
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        chan[i].pitch2+=chan[i].std.pitch.val;
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        CLAMP_VAR(chan[i].pitch2,-32768,32767);
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      } else {
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        chan[i].pitch2=chan[i].std.pitch.val;
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      }
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      chan[i].freqChanged=true;
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    }
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    if (chan[i].freqChanged || chan[i].keyOn || chan[i].keyOff) {
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      chan[i].freq=parent->calcFreq(chan[i].baseFreq,chan[i].pitch,chan[i].fixedArp?chan[i].baseNoteOverride:chan[i].arpOff,chan[i].fixedArp,true,0,chan[i].pitch2,chipClock,CHIP_DIVIDER)-1;
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      if (chan[i].freq<0) chan[i].freq=0;
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      if (chan[i].freq>65535) chan[i].freq=65535;
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      if (!chan[i].std.vol.had) {
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        if (chan[i].keyOn) {
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          on=true;
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        }
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      }
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      if (chan[i].keyOff) {
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        on=false;
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      }
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      if (freq!=chan[i].freq && resetPhase) {
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        pos=0;
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      }
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      freq=chan[i].freq;
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      if (chan[i].keyOn) chan[i].keyOn=false;
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      if (chan[i].keyOff) chan[i].keyOff=false;
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      chan[i].freqChanged=false;
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    }
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  }
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}
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int DivPlatformPCSpeaker::dispatch(DivCommand c) {
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  switch (c.cmd) {
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    case DIV_CMD_NOTE_ON:
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      if (c.value!=DIV_NOTE_NULL) {
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        chan[c.chan].baseFreq=NOTE_PERIODIC(c.value);
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        chan[c.chan].freqChanged=true;
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        chan[c.chan].note=c.value;
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      }
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      chan[c.chan].active=true;
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      chan[c.chan].keyOn=true;
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      chan[c.chan].macroInit(parent->getIns(chan[c.chan].ins,DIV_INS_BEEPER));
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      if (!parent->song.brokenOutVol && !chan[c.chan].std.vol.will) {
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        chan[c.chan].outVol=chan[c.chan].vol;
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      }
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      break;
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    case DIV_CMD_NOTE_OFF:
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      chan[c.chan].active=false;
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      chan[c.chan].keyOff=true;
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      chan[c.chan].macroInit(NULL);
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      break;
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    case DIV_CMD_NOTE_OFF_ENV:
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    case DIV_CMD_ENV_RELEASE:
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      chan[c.chan].std.release();
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      break;
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    case DIV_CMD_INSTRUMENT:
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      if (chan[c.chan].ins!=c.value || c.value2==1) {
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        chan[c.chan].ins=c.value;
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      }
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      break;
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    case DIV_CMD_VOLUME:
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      if (chan[c.chan].vol!=c.value) {
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        chan[c.chan].vol=c.value;
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        if (!chan[c.chan].std.vol.has) {
 | 
						|
          chan[c.chan].outVol=c.value;
 | 
						|
        }
 | 
						|
        if (chan[c.chan].active) {
 | 
						|
          on=chan[c.chan].vol;
 | 
						|
        }
 | 
						|
      }
 | 
						|
      break;
 | 
						|
    case DIV_CMD_GET_VOLUME:
 | 
						|
      return chan[c.chan].vol;
 | 
						|
      break;
 | 
						|
    case DIV_CMD_PITCH:
 | 
						|
      chan[c.chan].pitch=c.value;
 | 
						|
      chan[c.chan].freqChanged=true;
 | 
						|
      break;
 | 
						|
    case DIV_CMD_NOTE_PORTA: {
 | 
						|
      int destFreq=NOTE_PERIODIC(c.value2);
 | 
						|
      bool return2=false;
 | 
						|
      if (destFreq>chan[c.chan].baseFreq) {
 | 
						|
        chan[c.chan].baseFreq+=c.value;
 | 
						|
        if (chan[c.chan].baseFreq>=destFreq) {
 | 
						|
          chan[c.chan].baseFreq=destFreq;
 | 
						|
          return2=true;
 | 
						|
        }
 | 
						|
      } else {
 | 
						|
        chan[c.chan].baseFreq-=c.value;
 | 
						|
        if (chan[c.chan].baseFreq<=destFreq) {
 | 
						|
          chan[c.chan].baseFreq=destFreq;
 | 
						|
          return2=true;
 | 
						|
        }
 | 
						|
      }
 | 
						|
      chan[c.chan].freqChanged=true;
 | 
						|
      if (return2) {
 | 
						|
        chan[c.chan].inPorta=false;
 | 
						|
        return 2;
 | 
						|
      }
 | 
						|
      break;
 | 
						|
    }
 | 
						|
    case DIV_CMD_LEGATO:
 | 
						|
      if (c.chan==3) break;
 | 
						|
      chan[c.chan].baseFreq=NOTE_PERIODIC(c.value+((HACKY_LEGATO_MESS)?(chan[c.chan].std.arp.val):(0)));
 | 
						|
      chan[c.chan].freqChanged=true;
 | 
						|
      chan[c.chan].note=c.value;
 | 
						|
      break;
 | 
						|
    case DIV_CMD_PRE_PORTA:
 | 
						|
      if (chan[c.chan].active && c.value2) {
 | 
						|
        if (parent->song.resetMacroOnPorta) chan[c.chan].macroInit(parent->getIns(chan[c.chan].ins,DIV_INS_BEEPER));
 | 
						|
      }
 | 
						|
      if (!chan[c.chan].inPorta && c.value && !parent->song.brokenPortaArp && chan[c.chan].std.arp.will && !NEW_ARP_STRAT) chan[c.chan].baseFreq=NOTE_PERIODIC(chan[c.chan].note);
 | 
						|
      chan[c.chan].inPorta=c.value;
 | 
						|
      break;
 | 
						|
    case DIV_CMD_GET_VOLMAX:
 | 
						|
      return 1;
 | 
						|
      break;
 | 
						|
    case DIV_CMD_MACRO_OFF:
 | 
						|
      chan[c.chan].std.mask(c.value,true);
 | 
						|
      break;
 | 
						|
    case DIV_CMD_MACRO_ON:
 | 
						|
      chan[c.chan].std.mask(c.value,false);
 | 
						|
      break;
 | 
						|
    case DIV_CMD_MACRO_RESTART:
 | 
						|
      chan[c.chan].std.restart(c.value);
 | 
						|
      break;
 | 
						|
    default:
 | 
						|
      break;
 | 
						|
  }
 | 
						|
  return 1;
 | 
						|
}
 | 
						|
 | 
						|
void DivPlatformPCSpeaker::muteChannel(int ch, bool mute) {
 | 
						|
  isMuted[ch]=mute;
 | 
						|
}
 | 
						|
 | 
						|
void DivPlatformPCSpeaker::forceIns() {
 | 
						|
  for (int i=0; i<1; i++) {
 | 
						|
    chan[i].insChanged=true;
 | 
						|
  }
 | 
						|
}
 | 
						|
 | 
						|
void* DivPlatformPCSpeaker::getChanState(int ch) {
 | 
						|
  return &chan[ch];
 | 
						|
}
 | 
						|
 | 
						|
DivMacroInt* DivPlatformPCSpeaker::getChanMacroInt(int ch) {
 | 
						|
  return &chan[ch].std;
 | 
						|
}
 | 
						|
 | 
						|
DivDispatchOscBuffer* DivPlatformPCSpeaker::getOscBuffer(int ch) {
 | 
						|
  return oscBuf;
 | 
						|
}
 | 
						|
 | 
						|
unsigned char* DivPlatformPCSpeaker::getRegisterPool() {
 | 
						|
  if (on) {
 | 
						|
    regPool[0]=freq;
 | 
						|
    regPool[1]=freq>>8;
 | 
						|
  } else {
 | 
						|
    regPool[0]=0;
 | 
						|
    regPool[1]=0;
 | 
						|
  }
 | 
						|
  return regPool;
 | 
						|
}
 | 
						|
 | 
						|
int DivPlatformPCSpeaker::getRegisterPoolSize() {
 | 
						|
  return 2;
 | 
						|
}
 | 
						|
 | 
						|
void DivPlatformPCSpeaker::reset() {
 | 
						|
  for (int i=0; i<1; i++) {
 | 
						|
    chan[i]=DivPlatformPCSpeaker::Channel();
 | 
						|
    chan[i].std.setEngine(parent);
 | 
						|
  }
 | 
						|
  if (dumpWrites) {
 | 
						|
    addWrite(0xffffffff,0);
 | 
						|
  }
 | 
						|
 | 
						|
  on=false;
 | 
						|
  lastOn=false;
 | 
						|
  freq=0;
 | 
						|
  lastFreq=0;
 | 
						|
  pos=0;
 | 
						|
  flip=false;
 | 
						|
  low=0;
 | 
						|
  band=0;
 | 
						|
 | 
						|
  //if (speakerType==3) {
 | 
						|
#ifdef __linux__
 | 
						|
    if (beepFD==-1) {
 | 
						|
      switch (realOutMethod) {
 | 
						|
        case 0: // evdev
 | 
						|
          beepFD=open("/dev/input/by-path/platform-pcspkr-event-spkr",O_WRONLY);
 | 
						|
          break;
 | 
						|
        case 1: // KIOCSOUND (on tty)
 | 
						|
          beepFD=open("/dev/tty1",O_WRONLY);
 | 
						|
          break;
 | 
						|
        case 2: // /dev/port
 | 
						|
          beepFD=open("/dev/port",O_WRONLY);
 | 
						|
          break;
 | 
						|
        case 3: // KIOCSOUND (on stdout)
 | 
						|
          beepFD=STDOUT_FILENO;
 | 
						|
          break;
 | 
						|
        case 4: // outb()
 | 
						|
          beepFD=-1;
 | 
						|
#ifdef HAVE_SYS_IO
 | 
						|
          if (ioperm(0x61,8,1)<0) {
 | 
						|
            logW("ioperm 0x61: %s",strerror(errno));
 | 
						|
            break;
 | 
						|
          }
 | 
						|
          if (ioperm(0x43,8,1)<0) {
 | 
						|
            logW("ioperm 0x43: %s",strerror(errno));
 | 
						|
            break;
 | 
						|
          }
 | 
						|
          if (ioperm(0x42,8,1)<0) {
 | 
						|
            logW("ioperm 0x42: %s",strerror(errno));
 | 
						|
            break;
 | 
						|
          }
 | 
						|
          beepFD=STDOUT_FILENO;
 | 
						|
#else
 | 
						|
          errno=ENOSYS;
 | 
						|
#endif
 | 
						|
          break;
 | 
						|
      }
 | 
						|
      if (beepFD<0) {
 | 
						|
        logW("error while opening PC speaker! %s",strerror(errno));
 | 
						|
      }
 | 
						|
    }
 | 
						|
#endif
 | 
						|
    beepFreq(0);
 | 
						|
  /*} else {
 | 
						|
    beepFreq(0);
 | 
						|
  }*/
 | 
						|
 | 
						|
  if (realOutThread==NULL) {
 | 
						|
    realOutThread=new std::thread(_pcSpeakerThread,this);
 | 
						|
  }
 | 
						|
 | 
						|
  memset(regPool,0,2);
 | 
						|
}
 | 
						|
 | 
						|
bool DivPlatformPCSpeaker::keyOffAffectsArp(int ch) {
 | 
						|
  return true;
 | 
						|
}
 | 
						|
 | 
						|
void DivPlatformPCSpeaker::setFlags(const DivConfig& flags) {
 | 
						|
  switch (flags.getInt("clockSel",0)) {
 | 
						|
    case 1: // PC-98
 | 
						|
      chipClock=38400*52;
 | 
						|
      break;
 | 
						|
    case 2: // PC-98
 | 
						|
      chipClock=38400*64;
 | 
						|
      break;
 | 
						|
    default: // IBM PC
 | 
						|
      chipClock=COLOR_NTSC/3.0;
 | 
						|
      break;
 | 
						|
  }
 | 
						|
  CHECK_CUSTOM_CLOCK;
 | 
						|
  rate=chipClock/PCSPKR_DIVIDER;
 | 
						|
  speakerType=flags.getInt("speakerType",0)&3;
 | 
						|
  resetPhase=flags.getBool("resetPhase",false);
 | 
						|
  oscBuf->rate=rate;
 | 
						|
 | 
						|
  switch (speakerType) {
 | 
						|
    case 1:
 | 
						|
      cut=2.0*sin(M_PI*1900.0/rate);
 | 
						|
      reso=0.0;
 | 
						|
      break;
 | 
						|
    default:
 | 
						|
      cut=2.0*sin(M_PI*2375.0/rate);
 | 
						|
      reso=0.06;
 | 
						|
      break;
 | 
						|
  }
 | 
						|
}
 | 
						|
 | 
						|
void DivPlatformPCSpeaker::notifyInsDeletion(void* ins) {
 | 
						|
  for (int i=0; i<1; i++) {
 | 
						|
    chan[i].std.notifyInsDeletion((DivInstrument*)ins);
 | 
						|
  }
 | 
						|
}
 | 
						|
 | 
						|
void DivPlatformPCSpeaker::notifyPlaybackStop() {
 | 
						|
  beepFreq(0);
 | 
						|
}
 | 
						|
 | 
						|
void DivPlatformPCSpeaker::poke(unsigned int addr, unsigned short val) {
 | 
						|
  // ???
 | 
						|
}
 | 
						|
 | 
						|
void DivPlatformPCSpeaker::poke(std::vector<DivRegWrite>& wlist) {
 | 
						|
  // ???
 | 
						|
}
 | 
						|
 | 
						|
int DivPlatformPCSpeaker::init(DivEngine* p, int channels, int sugRate, const DivConfig& flags) {
 | 
						|
  parent=p;
 | 
						|
  dumpWrites=false;
 | 
						|
  skipRegisterWrites=false;
 | 
						|
  beepFD=-1;
 | 
						|
  realOutQuit=false;
 | 
						|
  realOutThread=NULL;
 | 
						|
  realOutMethod=parent->getConfInt("pcSpeakerOutMethod",0);
 | 
						|
  realOutEnabled=false;
 | 
						|
  for (int i=0; i<1; i++) {
 | 
						|
    isMuted[i]=false;
 | 
						|
  }
 | 
						|
  oscBuf=new DivDispatchOscBuffer;
 | 
						|
  setFlags(flags);
 | 
						|
 | 
						|
  reset();
 | 
						|
  return 5;
 | 
						|
}
 | 
						|
 | 
						|
void DivPlatformPCSpeaker::quit() {
 | 
						|
  if (speakerType==3) {
 | 
						|
    beepFreq(0);
 | 
						|
  }
 | 
						|
  if (realOutThread!=NULL) {
 | 
						|
    realOutQuit=true;
 | 
						|
    realOutCond.notify_one();
 | 
						|
    realOutThread->join();
 | 
						|
    delete realOutThread;
 | 
						|
  }
 | 
						|
#ifdef __linux__
 | 
						|
  if (beepFD>=0 && realOutMethod<3) close(beepFD);
 | 
						|
#endif
 | 
						|
  delete oscBuf;
 | 
						|
}
 | 
						|
 | 
						|
DivPlatformPCSpeaker::~DivPlatformPCSpeaker() {
 | 
						|
}
 |