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SC_World.cpp
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SC_World.cpp
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/*
SuperCollider real time audio synthesis system
Copyright (c) 2002 James McCartney. All rights reserved.
http://www.audiosynth.com
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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifdef _WIN32
#include "SC_Win32Utils.h"
#endif
#ifdef __APPLE__
#include "../../common/SC_Apple.hpp"
#endif
#include "SC_World.h"
#include "SC_WorldOptions.h"
#include "SC_HiddenWorld.h"
#include "SC_InterfaceTable.h"
#include "SC_AllocPool.h"
#include "SC_GraphDef.h"
#include "SC_UnitDef.h"
#include "SC_BufGen.h"
#include "SC_Node.h"
#include "SC_CoreAudio.h"
#include "SC_Group.h"
#include "SC_Errors.h"
#include <stdio.h>
#include "SC_Prototypes.h"
#include "SC_Filesystem.hpp"
#include "SC_Lock.h"
#include "SC_Lib_Cintf.h"
#include "../../common/SC_SndFileHelpers.hpp"
#include "../../common/Samp.hpp"
#include "SC_StringParser.h"
#ifdef _WIN32
# include <direct.h>
#else
# include <sys/param.h>
#endif
#include "../supernova/utilities/malloc_aligned.hpp"
// undefine the shadowed scfft functions
#undef scfft_create
#undef scfft_dofft
#undef scfft_doifft
#undef scfft_destroy
#if (_POSIX_MEMLOCK - 0) >= 200112L
# include <sys/resource.h>
# include <sys/mman.h>
#endif
#include "server_shm.hpp"
#include <boost/filesystem/path.hpp> // path
namespace bfs = boost::filesystem;
InterfaceTable gInterfaceTable;
PrintFunc gPrint = 0;
extern HashTable<struct UnitDef, Malloc> *gUnitDefLib;
extern HashTable<struct BufGen, Malloc> *gBufGenLib;
extern HashTable<PlugInCmd, Malloc> *gPlugInCmds;
extern "C" {
#ifdef NO_LIBSNDFILE
struct SF_INFO {};
#endif
bool SendMsgToEngine(World *inWorld, FifoMsg& inMsg);
bool SendMsgFromEngine(World *inWorld, FifoMsg& inMsg);
}
////////////////////////////////////////////////////////////////////////////////
inline void* sc_malloc(size_t size)
{
return nova::malloc_aligned(size);
}
void* sc_dbg_malloc(size_t size, const char* tag, int line)
{
void* ptr = sc_malloc(size);
fprintf(stderr, "sc_dbg_malloc [%s:%d] %p %zu\n", tag, line, ptr, size);
#if SC_MEMORY_ALIGNMENT > 1
if (((intptr_t)ptr % SC_MEMORY_ALIGNMENT) != 0) {
fprintf(stderr, "sc_dbg_malloc [%s:%d] %p %zu: memory alignment error\n",
tag, line, ptr, size);
abort();
}
#endif
return ptr;
}
inline void sc_free(void* ptr)
{
return nova::free_aligned(ptr);
}
void sc_dbg_free(void* ptr, const char* tag, int line)
{
fprintf(stderr, "sc_dbg_free [%s:%d]: %p\n", tag, line, ptr);
sc_free(ptr);
}
inline void* sc_zalloc(size_t n, size_t size)
{
size *= n;
if (size) {
void* ptr = sc_malloc(size);
if (ptr) {
memset(ptr, 0, size);
return ptr;
}
}
return 0;
}
void* sc_dbg_zalloc(size_t n, size_t size, const char* tag, int line)
{
void* ptr = sc_zalloc(n, size);
fprintf(stderr, "sc_dbg_zalloc [%s:%d]: %p %zu %zu\n", tag, line, ptr, n, size);
return ptr;
}
# if SC_DEBUG_MEMORY
# define malloc_alig(size) sc_dbg_malloc((size), __FUNCTION__, __LINE__)
# define free_alig(ptr) sc_dbg_free((ptr), __FUNCTION__, __LINE__)
# define zalloc_(n, size) sc_dbg_zalloc((n), (size), __FUNCTION__, __LINE__)
# else
# define malloc_alig(size) sc_malloc((size))
# define free_alig(ptr) sc_free((ptr))
# define zalloc_(n, size) sc_zalloc((n), (size))
# endif // SC_DEBUG_MEMORY
void* zalloc(size_t n, size_t size)
{
return zalloc_(n, size);
}
void zfree(void * ptr)
{
return free_alig(ptr);
}
////////////////////////////////////////////////////////////////////////////////
// Set denormal FTZ mode on CPUs that need/support it.
void sc_SetDenormalFlags();
#ifdef __SSE2__
#include <xmmintrin.h>
void sc_SetDenormalFlags()
{
_MM_SET_FLUSH_ZERO_MODE(_MM_FLUSH_ZERO_ON);
_mm_setcsr(_mm_getcsr() | 0x40); // DAZ
}
#elif defined(__SSE__)
#include <xmmintrin.h>
void sc_SetDenormalFlags()
{
_MM_SET_FLUSH_ZERO_MODE(_MM_FLUSH_ZERO_ON);
}
#else
void sc_SetDenormalFlags()
{
}
#endif
////////////////////////////////////////////////////////////////////////////////
static bool getScopeBuffer(World *inWorld, int index, int channels, int maxFrames, ScopeBufferHnd &hnd);
static void pushScopeBuffer(World *inWorld, ScopeBufferHnd &hnd, int frames);
static void releaseScopeBuffer(World *inWorld, ScopeBufferHnd &hnd);
void InterfaceTable_Init()
{
InterfaceTable *ft = &gInterfaceTable;
ft->mSine = gSine;
ft->mCosecant = gInvSine;
ft->mSineSize = kSineSize;
ft->mSineWavetable = gSineWavetable;
ft->fPrint = &scprintf;
ft->fRanSeed = &server_timeseed;
ft->fNodeEnd = &Node_End;
ft->fDefineUnit = &UnitDef_Create;
ft->fDefineBufGen = &BufGen_Create;
ft->fClearUnitOutputs = &Unit_ZeroOutputs;
ft->fNRTAlloc = &malloc;
ft->fNRTRealloc = &realloc;
ft->fNRTFree = &free;
ft->fRTAlloc = &World_Alloc;
ft->fRTRealloc = &World_Realloc;
ft->fRTFree = &World_Free;
ft->fNodeRun = &Node_SetRun;
ft->fSendTrigger = &Node_SendTrigger;
ft->fSendNodeReply = &Node_SendReply;
ft->fDefineUnitCmd = &UnitDef_AddCmd;
ft->fDefinePlugInCmd = &PlugIn_DefineCmd;
ft->fSendMsgFromRT = &SendMsgFromEngine;
ft->fSendMsgToRT = &SendMsgToEngine;
#ifdef NO_LIBSNDFILE
ft->fSndFileFormatInfoFromStrings = NULL;
#else
ft->fSndFileFormatInfoFromStrings = &sndfileFormatInfoFromStrings;
#endif
ft->fGetNode = &World_GetNode;
ft->fGetGraph = &World_GetGraph;
ft->fNRTLock = &World_NRTLock;
ft->fNRTUnlock = &World_NRTUnlock;
ft->mUnused0 = false;
ft->fGroup_DeleteAll = &Group_DeleteAll;
ft->fDoneAction = &Unit_DoneAction;
ft->fDoAsynchronousCommand = &PerformAsynchronousCommand;
ft->fBufAlloc = &bufAlloc;
ft->fSCfftCreate = &scfft_create;
ft->fSCfftDestroy = &scfft_destroy;
ft->fSCfftDoFFT = &scfft_dofft;
ft->fSCfftDoIFFT = &scfft_doifft;
ft->fGetScopeBuffer = &getScopeBuffer;
ft->fPushScopeBuffer = &pushScopeBuffer;
ft->fReleaseScopeBuffer = &releaseScopeBuffer;
}
void initialize_library(const char *mUGensPluginPath);
void initializeScheduler();
static void World_LoadGraphDefs(World* world);
void World_LoadGraphDefs(World* world)
{
GraphDef *list = 0;
using DirName = SC_Filesystem::DirName;
if(getenv("SC_SYNTHDEF_PATH")){
if(world->mVerbosity > 0)
scprintf("Loading synthdefs from path: %s\n", getenv("SC_SYNTHDEF_PATH"));
SC_StringParser sp(getenv("SC_SYNTHDEF_PATH"), SC_STRPARSE_PATHDELIMITER);
while (!sp.AtEnd()) {
GraphDef *list = 0;
char *path = const_cast<char *>(sp.NextToken());
list = GraphDef_LoadDir(world, path, list);
GraphDef_Define(world, list);
}
}else{
bfs::path path = SC_Filesystem::instance().getDirectory(DirName::UserAppSupport) / "synthdefs";
if(world->mVerbosity > 0)
scprintf("Loading synthdefs from default path: %s\n", SC_Codecvt::path_to_utf8_str(path).c_str());
list = GraphDef_LoadDir(world, path, list);
GraphDef_Define(world, list);
}
}
namespace scsynth {
void startAsioThread();
void stopAsioThread();
}
World* World_New(WorldOptions *inOptions)
{
#if (_POSIX_MEMLOCK - 0) >= 200112L
if (inOptions->mMemoryLocking && inOptions->mRealTime)
{
bool lock_memory = false;
rlimit limit;
int failure = getrlimit(RLIMIT_MEMLOCK, &limit);
if (failure)
scprintf("getrlimit failure\n");
else
{
if (limit.rlim_cur == RLIM_INFINITY and
limit.rlim_max == RLIM_INFINITY)
lock_memory = true;
else
scprintf("memory locking disabled due to resource limiting\n");
if (lock_memory)
{
if (mlockall(MCL_FUTURE) != -1)
scprintf("memory locking enabled.\n");
}
}
}
#endif
World *world = 0;
try {
static bool gLibInitted = false;
if (!gLibInitted) {
InterfaceTable_Init();
initialize_library(inOptions->mUGensPluginPath);
initializeScheduler();
gLibInitted = true;
}
world = (World*)zalloc(1, sizeof(World));
world->hw = (HiddenWorld*)zalloc(1, sizeof(HiddenWorld));
world->hw->mAllocPool = new AllocPool(malloc, free, inOptions->mRealTimeMemorySize * 1024, 0);
world->hw->mQuitProgram = new boost::sync::semaphore(0);
world->hw->mTerminating = false;
HiddenWorld *hw = world->hw;
hw->mGraphDefLib = new HashTable<struct GraphDef, Malloc>(&gMalloc, inOptions->mMaxGraphDefs, false);
hw->mNodeLib = new IntHashTable<Node, AllocPool>(hw->mAllocPool, inOptions->mMaxNodes, false);
hw->mUsers = new Clients();
hw->mMaxUsers = inOptions->mMaxLogins;
hw->mAvailableClientIDs = new ClientIDs();
for (int i = 0; i<hw->mMaxUsers; i++) {
hw->mAvailableClientIDs->push_back(i);
}
hw->mClientIDdict = new ClientIDDict();
hw->mHiddenID = -8;
hw->mRecentID = -8;
world->mNumUnits = 0;
world->mNumGraphs = 0;
world->mNumGroups = 0;
world->mBufCounter = 0;
world->mBufLength = inOptions->mBufLength;
world->mSampleOffset = 0;
world->mSubsampleOffset = 0.f;
world->mNumAudioBusChannels = inOptions->mNumAudioBusChannels;
world->mNumControlBusChannels = inOptions->mNumControlBusChannels;
world->mNumInputs = inOptions->mNumInputBusChannels;
world->mNumOutputs = inOptions->mNumOutputBusChannels;
world->mVerbosity = inOptions->mVerbosity;
world->mErrorNotification = 1; // i.e., 0x01 | 0x02
world->mLocalErrorNotification = 0;
if (inOptions->mSharedMemoryID) {
server_shared_memory_creator::cleanup(inOptions->mSharedMemoryID);
hw->mShmem = new server_shared_memory_creator(inOptions->mSharedMemoryID, inOptions->mNumControlBusChannels);
world->mControlBus = hw->mShmem->get_control_busses();
} else {
hw->mShmem = 0;
world->mControlBus = (float*)zalloc(world->mNumControlBusChannels, sizeof(float));
}
world->mNumSharedControls = 0;
world->mSharedControls = inOptions->mSharedControls;
int numsamples = world->mBufLength * world->mNumAudioBusChannels;
world->mAudioBus = (float*)zalloc(numsamples, sizeof(float));
world->mAudioBusTouched = (int32*)zalloc(inOptions->mNumAudioBusChannels, sizeof(int32));
world->mControlBusTouched = (int32*)zalloc(inOptions->mNumControlBusChannels, sizeof(int32));
world->mNumSndBufs = inOptions->mNumBuffers;
world->mSndBufs = (SndBuf*)zalloc(world->mNumSndBufs, sizeof(SndBuf));
world->mSndBufsNonRealTimeMirror = (SndBuf*)zalloc(world->mNumSndBufs, sizeof(SndBuf));
world->mSndBufUpdates = (SndBufUpdates*)zalloc(world->mNumSndBufs, sizeof(SndBufUpdates));
GroupNodeDef_Init();
int err = Group_New(world, 0, &world->mTopGroup);
if (err) throw err;
world->mRealTime = inOptions->mRealTime;
world->ft = &gInterfaceTable;
world->mNumRGens = inOptions->mNumRGens;
world->mRGen = new RGen[world->mNumRGens];
for (uint32 i=0; i<world->mNumRGens; ++i) {
world->mRGen[i].init(server_timeseed());
}
world->mNRTLock = new SC_Lock();
world->mDriverLock = new SC_Lock();
if (inOptions->mPassword) {
strncpy(world->hw->mPassword, inOptions->mPassword, 31);
world->hw->mPassword[31] = 0;
} else {
world->hw->mPassword[0] = 0;
}
#ifdef __APPLE__
world->hw->mInputStreamsEnabled = inOptions->mInputStreamsEnabled;
world->hw->mOutputStreamsEnabled = inOptions->mOutputStreamsEnabled;
#endif
world->hw->mInDeviceName = inOptions->mInDeviceName;
world->hw->mOutDeviceName = inOptions->mOutDeviceName;
hw->mMaxWireBufs = inOptions->mMaxWireBufs;
hw->mWireBufSpace = 0;
world->mRendezvous = inOptions->mRendezvous;
world->mRestrictedPath = inOptions->mRestrictedPath;
sc_SetDenormalFlags();
if (world->mRealTime) {
hw->mAudioDriver = SC_NewAudioDriver(world);
hw->mAudioDriver->SetPreferredHardwareBufferFrameSize(
inOptions->mPreferredHardwareBufferFrameSize
);
hw->mAudioDriver->SetPreferredSampleRate(
inOptions->mPreferredSampleRate
);
if (inOptions->mLoadGraphDefs) {
World_LoadGraphDefs(world);
}
if (!hw->mAudioDriver->Setup()) {
scprintf("could not initialize audio.\n");
return 0;
}
if (!hw->mAudioDriver->Start()) {
scprintf("start audio failed.\n");
return 0;
}
#ifdef __APPLE__
SC::Apple::disableAppNap();
#endif
} else {
hw->mAudioDriver = 0;
}
scsynth::startAsioThread();
} catch (std::exception& exc) {
scprintf("Exception in World_New: %s\n", exc.what());
World_Cleanup(world,true);
return 0;
} catch (...) {
}
return world;
}
int World_CopySndBuf(World *world, uint32 index, SndBuf *outBuf, bool onlyIfChanged, bool *outDidChange)
{
if (index > world->mNumSndBufs) return kSCErr_IndexOutOfRange;
SndBufUpdates *updates = world->mSndBufUpdates + index;
bool didChange = updates->reads != updates->writes;
if (!onlyIfChanged || didChange)
{
reinterpret_cast<SC_Lock*>(world->mNRTLock)->lock();
SndBuf *buf = world->mSndBufsNonRealTimeMirror + index;
if (buf->data && buf->samples)
{
uint32 bufSize = buf->samples * sizeof(float);
if (buf->samples != outBuf->samples)
{
free_alig(outBuf->data);
outBuf->data = (float*)malloc_alig(bufSize);
}
memcpy(outBuf->data, buf->data, bufSize);
outBuf->channels = buf->channels;
outBuf->samples = buf->samples;
outBuf->frames = buf->frames;
outBuf->mask = buf->mask;
outBuf->mask1 = buf->mask1;
}
else
{
free_alig(outBuf->data);
outBuf->data = 0;
outBuf->channels = 0;
outBuf->samples = 0;
outBuf->frames = 0;
outBuf->mask = 0;
outBuf->mask1 = 0;
}
outBuf->samplerate = buf->samplerate;
outBuf->sampledur = buf->sampledur;
outBuf->coord = buf->coord;
outBuf->sndfile = 0;
updates->reads = updates->writes;
reinterpret_cast<SC_Lock*>(world->mNRTLock)->unlock();
}
if (outDidChange) *outDidChange = didChange;
return kSCErr_None;
}
bool nextOSCPacket(FILE *file, OSC_Packet *packet, int64& outTime)
{
int32 msglen;
if (fread(&msglen, 1, sizeof(int32), file) != sizeof(int32))
return true;
// msglen is in network byte order
msglen = OSCint((char*)&msglen);
if (msglen > 1073741824){
throw std::runtime_error("OSC packet too long. > 2^30 bytes\n");
}
packet->mData = (char *)realloc((void *)packet->mData, (size_t)msglen);
if(!packet->mData) throw std::runtime_error("nextOSCPacket: realloc failed...\n");
size_t read = fread(packet->mData, 1, msglen, file);
if (read != msglen)
throw std::runtime_error("nextOSCPacket: invalid read of OSC packet\n");
if (strcmp(packet->mData, "#bundle")!=0)
throw std::runtime_error("OSC packet not a bundle\n");
packet->mSize = msglen;
outTime = OSCtime(packet->mData+8);
return false;
}
void PerformOSCBundle(World *inWorld, OSC_Packet *inPacket);
#ifndef NO_LIBSNDFILE
void World_NonRealTimeSynthesis(struct World *world, WorldOptions *inOptions)
{
if (inOptions->mLoadGraphDefs) {
World_LoadGraphDefs(world);
}
int bufLength = world->mBufLength;
int fileBufFrames = inOptions->mPreferredHardwareBufferFrameSize;
if (fileBufFrames <= 0) fileBufFrames = 8192;
int bufMultiple = (fileBufFrames + bufLength - 1) / bufLength;
fileBufFrames = bufMultiple * bufLength;
// batch process non real time audio
if (!inOptions->mNonRealTimeOutputFilename)
throw std::runtime_error("Non real time output filename is NULL.\n");
SF_INFO inputFileInfo, outputFileInfo;
float *inputFileBuf = 0;
float *outputFileBuf = 0;
int numInputChannels = 0;
int numOutputChannels;
outputFileInfo.samplerate = inOptions->mPreferredSampleRate;
numOutputChannels = outputFileInfo.channels = world->mNumOutputs;
sndfileFormatInfoFromStrings(&outputFileInfo,
inOptions->mNonRealTimeOutputHeaderFormat, inOptions->mNonRealTimeOutputSampleFormat);
world->hw->mNRTOutputFile = sf_open(inOptions->mNonRealTimeOutputFilename, SFM_WRITE, &outputFileInfo);
sf_command(world->hw->mNRTOutputFile, SFC_SET_CLIPPING, NULL, SF_TRUE);
if (!world->hw->mNRTOutputFile)
throw std::runtime_error("Couldn't open non real time output file.\n");
outputFileBuf = (float*)calloc(1, world->mNumOutputs * fileBufFrames * sizeof(float));
if (inOptions->mNonRealTimeInputFilename) {
world->hw->mNRTInputFile = sf_open(inOptions->mNonRealTimeInputFilename, SFM_READ, &inputFileInfo);
if (!world->hw->mNRTInputFile)
throw std::runtime_error("Couldn't open non real time input file.\n");
inputFileBuf = (float*)calloc(1, inputFileInfo.channels * fileBufFrames * sizeof(float));
if (world->mNumInputs != (uint32)inputFileInfo.channels)
scprintf("WARNING: input file channels didn't match number of inputs specified in options.\n");
numInputChannels = world->mNumInputs = inputFileInfo.channels; // force it.
if (inputFileInfo.samplerate != (int)inOptions->mPreferredSampleRate)
scprintf("WARNING: input file sample rate does not equal output sample rate.\n");
} else {
world->hw->mNRTInputFile = 0;
}
FILE *cmdFile;
if (inOptions->mNonRealTimeCmdFilename) {
#ifdef _WIN32
cmdFile = fopen(inOptions->mNonRealTimeCmdFilename, "rb");
#else
cmdFile = fopen(inOptions->mNonRealTimeCmdFilename, "r");
#endif
} else cmdFile = stdin;
if (!cmdFile)
throw std::runtime_error("Couldn't open non real time command file.\n");
OSC_Packet packet;
memset(&packet, 0, sizeof(packet));
packet.mData = (char *)malloc(8192);
packet.mIsBundle = true;
packet.mReplyAddr.mReplyFunc = null_reply_func;
int64 schedTime;
if (nextOSCPacket(cmdFile, &packet, schedTime))
throw std::runtime_error("command file empty.\n");
int64 prevTime = schedTime;
World_SetSampleRate(world, inOptions->mPreferredSampleRate);
World_Start(world);
int64 oscTime = 0;
double oscToSeconds = 1. / pow(2.,32.);
double oscToSamples = inOptions->mPreferredSampleRate * oscToSeconds;
int64 oscInc = (int64)((double)bufLength / oscToSamples);
if(inOptions->mVerbosity >= 0) {
printf("start time %g\n", schedTime * oscToSeconds);
}
bool run = true;
int inBufStep = numInputChannels * bufLength;
int outBufStep = numOutputChannels * bufLength;
float* inputBuses = world->mAudioBus + world->mNumOutputs * bufLength;
float* outputBuses = world->mAudioBus;
int32* inputTouched = world->mAudioBusTouched + world->mNumOutputs;
int32* outputTouched = world->mAudioBusTouched;
for (; run;) {
int bufFramesCalculated = 0;
float* inBufPos = inputFileBuf;
float* outBufPos = outputFileBuf;
if (world->hw->mNRTInputFile) {
int framesRead = sf_readf_float(world->hw->mNRTInputFile, inputFileBuf, fileBufFrames);
if (framesRead < fileBufFrames) {
memset(inputFileBuf + framesRead * numInputChannels, 0,
(fileBufFrames - framesRead) * numInputChannels * sizeof(float));
}
}
for (int i=0; i<bufMultiple && run; ++i) {
int bufCounter = world->mBufCounter;
// deinterleave input to input buses
if (inputFileBuf) {
float *inBus = inputBuses;
for (int j=0; j<numInputChannels; ++j, inBus += bufLength) {
float *inFileBufPtr = inBufPos + j;
for (int k=0; k<bufLength; ++k) {
inBus[k] = *inFileBufPtr;
inFileBufPtr += numInputChannels;
}
inputTouched[j] = bufCounter;
}
}
// execute ready commands
int64 nextTime = oscTime + oscInc;
while (schedTime <= nextTime) {
float diffTime = (float)(schedTime - oscTime) * oscToSamples + 0.5;
float diffTimeFloor = floor(diffTime);
world->mSampleOffset = (int)diffTimeFloor;
world->mSubsampleOffset = diffTime - diffTimeFloor;
if (world->mSampleOffset < 0) world->mSampleOffset = 0;
else if (world->mSampleOffset >= bufLength) world->mSampleOffset = bufLength-1;
PerformOSCBundle(world, &packet);
if (nextOSCPacket(cmdFile, &packet, schedTime)) { run = false; break; }
if(inOptions->mVerbosity >= 0) {
printf("nextOSCPacket %g\n", schedTime * oscToSeconds);
}
if (schedTime < prevTime) {
scprintf("ERROR: Packet time stamps out-of-order.\n");
run = false;
goto Bail;
}
prevTime = schedTime;
}
World_Run(world);
// interleave output to output buffer
float *outBus = outputBuses;
for (int j=0; j<numOutputChannels; ++j, outBus += bufLength) {
float *outFileBufPtr = outBufPos + j;
if (outputTouched[j] == bufCounter) {
for (int k=0; k<bufLength; ++k) {
*outFileBufPtr = outBus[k];
outFileBufPtr += numOutputChannels;
}
} else {
for (int k=0; k<bufLength; ++k) {
*outFileBufPtr = 0.f;
outFileBufPtr += numOutputChannels;
}
}
}
bufFramesCalculated += bufLength;
inBufPos += inBufStep;
outBufPos += outBufStep;
world->mBufCounter++;
oscTime = nextTime;
}
Bail:
// write output
sf_writef_float(world->hw->mNRTOutputFile, outputFileBuf, bufFramesCalculated);
}
if (cmdFile != stdin) fclose(cmdFile);
sf_close(world->hw->mNRTOutputFile);
world->hw->mNRTOutputFile = 0;
if (world->hw->mNRTInputFile) {
sf_close(world->hw->mNRTInputFile);
world->hw->mNRTInputFile = 0;
}
free(packet.mData);
World_Cleanup(world,true);
}
#endif // !NO_LIBSNDFILE
void World_WaitForQuit(struct World *inWorld, bool unload_plugins)
{
try {
inWorld->hw->mQuitProgram->wait();
World_Cleanup(inWorld, unload_plugins);
} catch (std::exception& exc) {
scprintf("Exception in World_WaitForQuit: %s\n", exc.what());
} catch (...) {
}
}
void World_SetSampleRate(World *inWorld, double inSampleRate)
{
inWorld->mSampleRate = inSampleRate;
Rate_Init(&inWorld->mFullRate, inSampleRate, inWorld->mBufLength);
Rate_Init(&inWorld->mBufRate, inSampleRate / inWorld->mBufLength, 1);
}
////////////////////////////////////////////////////////////////////////////////
void* World_Alloc(World *inWorld, size_t inByteSize)
{
return inWorld->hw->mAllocPool->Alloc(inByteSize);
}
void* World_Realloc(World *inWorld, void *inPtr, size_t inByteSize)
{
return inWorld->hw->mAllocPool->Realloc(inPtr, inByteSize);
}
size_t World_TotalFree(World *inWorld)
{
return inWorld->hw->mAllocPool->TotalFree();
}
size_t World_LargestFreeChunk(World *inWorld)
{
return inWorld->hw->mAllocPool->LargestFreeChunk();
}
void World_Free(World *inWorld, void *inPtr)
{
inWorld->hw->mAllocPool->Free(inPtr);
}
////////////////////////////////////////////////////////////////////////////////
int32 *GetKey(GraphDef *inGraphDef)
{
return inGraphDef->mNodeDef.mName;
}
int32 GetHash(GraphDef *inGraphDef)
{
return inGraphDef->mNodeDef.mHash;
}
void World_AddGraphDef(World *inWorld, GraphDef* inGraphDef)
{
bool added = inWorld->hw->mGraphDefLib->Add(inGraphDef);
if(!added) scprintf("ERROR: Could not add SynthDef %s.\nTry adjusting ServerOptions:maxSynthDefs or the -d cmdline flag.\n", (char*)inGraphDef->mNodeDef.mName);
for (uint32 i=0; i<inGraphDef->mNumVariants; ++i) {
GraphDef* var = inGraphDef->mVariants + i;
added = inWorld->hw->mGraphDefLib->Add(var);
if(!added) scprintf("ERROR: Could not add SynthDef %s.\nTry adjusting ServerOptions:maxSynthDefs or the -d cmdline flag.\n", (char*)var->mNodeDef.mName);
}
}
void World_RemoveGraphDef(World *inWorld, GraphDef* inGraphDef)
{
for (uint32 i=0; i<inGraphDef->mNumVariants; ++i) {
GraphDef* var = inGraphDef->mVariants + i;
inWorld->hw->mGraphDefLib->Remove(var);
}
inWorld->hw->mGraphDefLib->Remove(inGraphDef);
}
void World_FreeAllGraphDefs(World *inWorld)
{
GrafDefTable* lib = inWorld->hw->mGraphDefLib;
int size = lib->TableSize();
for (int i=0; i<size; ++i) {
GraphDef *def = lib->AtIndex(i);
if (def) GraphDef_Free(def);
}
lib->MakeEmpty();
}
GraphDef* World_GetGraphDef(World *inWorld, int32* inKey)
{
return inWorld->hw->mGraphDefLib->Get(inKey);
}
////////////////////////////////////////////////////////////////////////////////
int32 *GetKey(UnitDef *inUnitDef)
{
return inUnitDef->mUnitDefName;
}
int32 GetHash(UnitDef *inUnitDef)
{
return inUnitDef->mHash;
}
bool AddUnitDef(UnitDef* inUnitDef)
{
return gUnitDefLib->Add(inUnitDef);
}
bool RemoveUnitDef(UnitDef* inUnitDef)
{
return gUnitDefLib->Remove(inUnitDef);
}
UnitDef* GetUnitDef(int32* inKey)
{
return gUnitDefLib->Get(inKey);
}
////////////////////////////////////////////////////////////////////////////////
int32 *GetKey(BufGen *inBufGen)
{
return inBufGen->mBufGenName;
}
int32 GetHash(BufGen *inBufGen)
{
return inBufGen->mHash;
}
bool AddBufGen(BufGen* inBufGen)
{
return gBufGenLib->Add(inBufGen);
}
bool RemoveBufGen(BufGen* inBufGen)
{
return gBufGenLib->Remove(inBufGen);
}
BufGen* GetBufGen(int32* inKey)
{
return gBufGenLib->Get(inKey);
}
////////////////////////////////////////////////////////////////////////////////
int32 *GetKey(PlugInCmd *inPlugInCmd)
{
return inPlugInCmd->mCmdName;
}
int32 GetHash(PlugInCmd *inPlugInCmd)
{
return inPlugInCmd->mHash;
}
bool AddPlugInCmd(PlugInCmd* inPlugInCmd)
{
return gPlugInCmds->Add(inPlugInCmd);
}
bool RemovePlugInCmd(PlugInCmd* inPlugInCmd)
{
return gPlugInCmds->Remove(inPlugInCmd);
}
PlugInCmd* GetPlugInCmd(int32* inKey)
{
return gPlugInCmds->Get(inKey);
}
////////////////////////////////////////////////////////////////////////////////
int32 GetKey(Node *inNode)
{
return inNode->mID;
}
int32 GetHash(Node *inNode)
{
return inNode->mHash;
}
bool World_AddNode(World *inWorld, Node* inNode)
{
return inWorld->hw->mNodeLib->Add(inNode);
}
bool World_RemoveNode(World *inWorld, Node* inNode)
{
return inWorld->hw->mNodeLib->Remove(inNode);
}
Node* World_GetNode(World *inWorld, int32 inID)
{
if (inID == -1) inID = inWorld->hw->mRecentID;
return inWorld->hw->mNodeLib->Get(inID);
}
Graph* World_GetGraph(World *inWorld, int32 inID)
{
if (inID == -1) inID = inWorld->hw->mRecentID;
Node *node = World_GetNode(inWorld, inID);
if (!node) return 0;
return node->mIsGroup ? 0 : (Graph*)node;
}
Group* World_GetGroup(World *inWorld, int32 inID)
{
Node *node = World_GetNode(inWorld, inID);
if (!node) return 0;
return node->mIsGroup ? (Group*)node : 0;
}
////////////////////////////////////////////////////////////////////////////////
void World_Run(World *inWorld)
{
// run top group
Node *node = (Node*)inWorld->mTopGroup;
(*node->mCalcFunc)(node);
}
void World_Start(World *inWorld)
{
inWorld->mBufCounter = 0;
for (uint32 i=0; i<inWorld->mNumAudioBusChannels; ++i) inWorld->mAudioBusTouched[i] = -1;
for (uint32 i=0; i<inWorld->mNumControlBusChannels; ++i) inWorld->mControlBusTouched[i] = -1;
inWorld->hw->mWireBufSpace = (float*)malloc_alig(inWorld->hw->mMaxWireBufs * inWorld->mBufLength * sizeof(float));
inWorld->hw->mTriggers.MakeEmpty();
inWorld->hw->mNodeMsgs.MakeEmpty();
inWorld->hw->mNodeEnds.MakeEmpty();
inWorld->mRunning = true;
}