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IPlugAAX.cpp
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IPlugAAX.cpp
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/*
==============================================================================
This file is part of the iPlug 2 library. Copyright (C) the iPlug 2 developers.
See LICENSE.txt for more info.
==============================================================================
*/
#include "IPlugAAX.h"
#include "IPlugAAX_view_interface.h"
#include "AAX_CBinaryTaperDelegate.h"
#include "AAX_CBinaryDisplayDelegate.h"
#include "AAX_CStringDisplayDelegate.h"
#include "AAX_CLinearTaperDelegate.h"
// custom taper for IParam::kTypeDouble
#include "IPlugAAX_TaperDelegate.h"
#include "AAX_CNumberDisplayDelegate.h"
#include "AAX_CUnitDisplayDelegateDecorator.h"
using namespace iplug;
AAX_CEffectParameters *AAX_CALLBACK IPlugAAX::Create()
{
return MakePlug(InstanceInfo());
}
void AAX_CEffectGUI_IPLUG::CreateViewContents()
{
TRACE
mPlug = dynamic_cast<IPlugAAX*>(GetEffectParameters());
}
void AAX_CEffectGUI_IPLUG::CreateViewContainer()
{
TRACE
void* pWindow = GetViewContainerPtr();
if (pWindow && mPlug->HasUI())
{
mPlug->OpenWindow(pWindow);
IPlugAAXView_Interface* pViewInterface = (IPlugAAXView_Interface*) mPlug->GetAAXViewInterface();
if(pViewInterface)
pViewInterface->SetViewContainer(GetViewContainer());
}
}
void AAX_CEffectGUI_IPLUG::DeleteViewContainer()
{
mPlug->CloseWindow();
}
AAX_Result AAX_CEffectGUI_IPLUG::GetViewSize(AAX_Point* pNewViewSize) const
{
if (mPlug->HasUI())
{
pNewViewSize->horz = (float) mPlug->GetEditorWidth();
pNewViewSize->vert = (float) mPlug->GetEditorHeight();
}
return AAX_SUCCESS;
}
AAX_Result AAX_CEffectGUI_IPLUG::ParameterUpdated(AAX_CParamID paramID)
{
return AAX_SUCCESS;
}
AAX_IEffectGUI* AAX_CALLBACK AAX_CEffectGUI_IPLUG::Create()
{
return new AAX_CEffectGUI_IPLUG;
}
AAX_Result AAX_CEffectGUI_IPLUG::SetControlHighlightInfo(AAX_CParamID paramID, AAX_CBoolean iIsHighlighted, AAX_EHighlightColor iColor)
{
IPlugAAXView_Interface* pViewInterface = (IPlugAAXView_Interface*) mPlug->GetAAXViewInterface();
if (pViewInterface)
{
int paramIdx = atoi(paramID) - kAAXParamIdxOffset;
if (paramIdx != kNoParameter)
{
pViewInterface->SetPTParameterHighlight(paramIdx, (bool) iIsHighlighted, (int) iColor);
}
return AAX_SUCCESS;
}
return AAX_ERROR_INVALID_PARAMETER_ID;
}
#pragma mark IPlugAAX Construct
IPlugAAX::IPlugAAX(const InstanceInfo& info, const Config& config)
: IPlugAPIBase(config, kAPIAAX)
, IPlugProcessor(config, kAPIAAX)
{
Trace(TRACELOC, "%s%s", config.pluginName, config.channelIOStr);
SetChannelConnections(ERoute::kInput, 0, MaxNChannels(ERoute::kInput), true);
SetChannelConnections(ERoute::kOutput, 0, MaxNChannels(ERoute::kOutput), true);
SetBlockSize(DEFAULT_BLOCK_SIZE);
InitLatencyDelay();
mMaxNChansForMainInputBus = MaxNChannelsForBus(kInput, 0);
CreateTimer();
}
IPlugAAX::~IPlugAAX()
{
mParamIDs.Empty(true);
}
AAX_Result IPlugAAX::EffectInit()
{
TRACE
if (GetHost() == kHostUninit)
SetHost("ProTools", 0); // TODO:vendor version correct?
AAX_CString bypassID = NULL;
this->GetMasterBypassParameter(&bypassID);
mBypassParameter = new AAX_CParameter<bool>(bypassID.CString(),
AAX_CString("Master Bypass"),
false,
AAX_CBinaryTaperDelegate<bool>(),
AAX_CBinaryDisplayDelegate<bool>("bypass", "on"),
true);
mBypassParameter->SetNumberOfSteps(2);
mBypassParameter->SetType(AAX_eParameterType_Discrete);
mParameterManager.AddParameter(mBypassParameter);
for (int i=0; i<NParams(); i++)
{
IParam* pParam = GetParam(i);
AAX_IParameter* pAAXParam = nullptr;
WDL_String* pParamIDStr = new WDL_String("_", 1);
pParamIDStr->SetFormatted(MAX_AAX_PARAMID_LEN, "%i", i+kAAXParamIdxOffset);
mParamIDs.Add(pParamIDStr);
switch (pParam->Type())
{
case IParam::kTypeDouble:
{
pAAXParam = new AAX_CParameter<double>(pParamIDStr->Get(),
AAX_CString(pParam->GetName()),
pParam->GetDefault(),
AAX_CIPlugTaperDelegate<double>(*pParam),
AAX_CUnitDisplayDelegateDecorator<double>(AAX_CNumberDisplayDelegate<double>(), AAX_CString(pParam->GetLabel())),
pParam->GetCanAutomate());
pAAXParam->SetNumberOfSteps(128); // TODO: check this https://developer.digidesign.com/index.php?L1=5&L2=13&L3=56
pAAXParam->SetType(AAX_eParameterType_Continuous);
break;
}
case IParam::kTypeInt:
{
pAAXParam = new AAX_CParameter<int>(pParamIDStr->Get(),
AAX_CString(pParam->GetName()),
(int)pParam->GetDefault(),
AAX_CLinearTaperDelegate<int,1>((int)pParam->GetMin(), (int)pParam->GetMax()),
AAX_CUnitDisplayDelegateDecorator<int>(AAX_CNumberDisplayDelegate<int,0>(), AAX_CString(pParam->GetLabel())),
pParam->GetCanAutomate());
pAAXParam->SetNumberOfSteps(128);
pAAXParam->SetType(AAX_eParameterType_Continuous);
break;
}
case IParam::kTypeEnum:
case IParam::kTypeBool:
{
int nTexts = pParam->NDisplayTexts();
std::map<int, AAX_CString> displayTexts;
for (int j=0; j<pParam->NDisplayTexts(); j++)
{
double value;
const char* text = pParam->GetDisplayTextAtIdx(j, &value);
displayTexts.insert(std::pair<int, AAX_CString>(value, AAX_CString(text)));
}
pAAXParam = new AAX_CParameter<int>(pParamIDStr->Get(),
AAX_CString(pParam->GetName()),
(int)pParam->GetDefault(),
AAX_CLinearTaperDelegate<int,1>((int) pParam->GetMin(), (int) pParam->GetMax()),
AAX_CStringDisplayDelegate<int>(displayTexts),
pParam->GetCanAutomate());
pAAXParam->SetNumberOfSteps(nTexts);
pAAXParam->SetType(AAX_eParameterType_Discrete);
break;
}
default:
break;
}
mParameterManager.AddParameter(pAAXParam);
}
AAX_CSampleRate sr;
Controller()->GetSampleRate(&sr);
SetSampleRate(sr);
OnReset();
return AAX_SUCCESS;
}
AAX_Result IPlugAAX::UpdateParameterNormalizedValue(AAX_CParamID paramID, double iValue, AAX_EUpdateSource iSource)
{
TRACE
AAX_Result result = AAX_SUCCESS;
AAX_IParameter* pAAXParameter = mParameterManager.GetParameterByID(paramID);
if (pAAXParameter == nullptr)
return AAX_ERROR_INVALID_PARAMETER_ID;
// Store the value into the AAX parameter
pAAXParameter->UpdateNormalizedValue(iValue);
int paramIdx = atoi(paramID) - kAAXParamIdxOffset;
if ((paramIdx > kNoParameter) && (paramIdx < NParams()))
{
ENTER_PARAMS_MUTEX
GetParam(paramIdx)->SetNormalized(iValue);
SendParameterValueFromAPI(paramIdx, iValue, true);
OnParamChange(paramIdx, kHost);
LEAVE_PARAMS_MUTEX
}
// Now the control has changed
result = mPacketDispatcher.SetDirty(paramID);
mNumPlugInChanges++;
return result;
}
void IPlugAAX::RenderAudio(AAX_SIPlugRenderInfo* pRenderInfo, const TParamValPair* inSynchronizedParamValues[], int32_t inNumSynchronizedParamValues)
{
TRACE
// Get bypass parameter value
bool bypass;
mBypassParameter->GetValueAsBool(&bypass);
AAX_EStemFormat inFormat, outFormat;
Controller()->GetInputStemFormat(&inFormat);
Controller()->GetOutputStemFormat(&outFormat);
if (DoesMIDIIn())
{
AAX_IMIDINode* pMidiIn = pRenderInfo->mInputNode;
AAX_CMidiStream* pMidiBuffer = pMidiIn->GetNodeBuffer();
AAX_CMidiPacket* pMidiPacket = pMidiBuffer->mBuffer;
uint32_t packets_count = pMidiBuffer->mBufferSize;
for (auto i = 0; i<packets_count; i++, pMidiPacket++)
{
IMidiMsg msg(pMidiPacket->mTimestamp, pMidiPacket->mData[0], pMidiPacket->mData[1], pMidiPacket->mData[2]);
ProcessMidiMsg(msg);
mMidiMsgsFromProcessor.Push(msg);
}
}
AAX_IMIDINode* pTransportNode = pRenderInfo->mTransportNode;
mTransport = pTransportNode->GetTransport();
int32_t numSamples = *(pRenderInfo->mNumSamples);
int32_t numInChannels = AAX_STEM_FORMAT_CHANNEL_COUNT(inFormat);
int32_t numOutChannels = AAX_STEM_FORMAT_CHANNEL_COUNT(outFormat);
if (numSamples > GetBlockSize())
{
SetBlockSize(numSamples);
OnReset();
}
if (!IsInstrument())
{
SetChannelConnections(ERoute::kInput, 0, numInChannels, true);
SetChannelConnections(ERoute::kInput, numInChannels, MaxNChannels(ERoute::kInput) - numInChannels, false);
int sideChainChannel = HasSidechainInput() ? *pRenderInfo->mSideChainP : 0;
if (sideChainChannel)
{
SetChannelConnections(ERoute::kInput, mMaxNChansForMainInputBus, 1, true);
AttachBuffers(ERoute::kInput, 0, numInChannels, pRenderInfo->mAudioInputs, numSamples);
AttachBuffers(ERoute::kInput, mMaxNChansForMainInputBus, 1, pRenderInfo->mAudioInputs + sideChainChannel, numSamples);
}
else
AttachBuffers(ERoute::kInput, 0, numInChannels, pRenderInfo->mAudioInputs, numSamples);
}
int maxNOutChans = MaxNChannels(ERoute::kOutput);
SetChannelConnections(ERoute::kOutput, 0, maxNOutChans, true);
if (MaxNBuses(kOutput) == 1) // single output bus, only connect available channels
{
SetChannelConnections(ERoute::kOutput, numOutChannels, maxNOutChans - numOutChannels, false);
AttachBuffers(ERoute::kOutput, 0, maxNOutChans, pRenderInfo->mAudioOutputs, numSamples);
}
else // multi output buses, connect all buffers including AOS
{
AttachBuffers(ERoute::kOutput, 0, maxNOutChans, pRenderInfo->mAudioOutputs, numSamples);
}
if (bypass)
PassThroughBuffers(0.0f, numSamples);
else
{
int32_t num, denom;
int64_t ppqPos, samplePos, cStart, cEnd;
ITimeInfo timeInfo;
mTransport->GetCurrentTempo(&timeInfo.mTempo);
mTransport->IsTransportPlaying(&timeInfo.mTransportIsRunning);
mTransport->GetCurrentMeter(&num, &denom);
timeInfo.mNumerator = (int) num;
timeInfo.mDenominator = (int) denom;
mTransport->GetCurrentTickPosition(&ppqPos);
timeInfo.mPPQPos = (double) ppqPos / 960000.0;
if(timeInfo.mPPQPos < 0)
timeInfo.mPPQPos = 0;
mTransport->GetCurrentNativeSampleLocation(&samplePos);
timeInfo.mSamplePos = (double) samplePos;
mTransport->GetCurrentLoopPosition(&timeInfo.mTransportLoopEnabled, &cStart, &cEnd);
timeInfo.mCycleStart = (double) cStart / 960000.0;
timeInfo.mCycleEnd = (double) cEnd / 960000.0;
SetTimeInfo(timeInfo);
//timeInfo.mLastBar ??
IMidiMsg msg;
while (mMidiMsgsFromEditor.Pop(msg))
{
ProcessMidiMsg(msg);
}
ENTER_PARAMS_MUTEX
ProcessBuffers(0.0f, numSamples);
LEAVE_PARAMS_MUTEX
}
// Midi Out
if (DoesMIDIOut())
{
AAX_IMIDINode* midiOut = pRenderInfo->mOutputNode;
if(midiOut)
{
//MIDI
if (!mMidiOutputQueue.Empty())
{
while (!mMidiOutputQueue.Empty())
{
IMidiMsg& msg = mMidiOutputQueue.Peek();
AAX_CMidiPacket packet;
packet.mIsImmediate = true; // TODO: how does this affect sample accuracy?
packet.mTimestamp = (uint32_t) msg.mOffset;
packet.mLength = 3;
packet.mData[0] = msg.mStatus;
packet.mData[1] = msg.mData1;
packet.mData[2] = msg.mData2;
midiOut->PostMIDIPacket (&packet);
mMidiOutputQueue.Remove();
}
}
mMidiOutputQueue.Flush(numSamples);
//Output SYSEX from the editor, which has bypassed ProcessSysEx()
if(mSysExDataFromEditor.ElementsAvailable())
{
while (mSysExDataFromEditor.Pop(mSysexBuf))
{
int numPackets = (int) ceil((float) mSysexBuf.mSize/4.); // each packet can store 4 bytes of data
int bytesPos = 0;
for (int p = 0; p < numPackets; p++)
{
AAX_CMidiPacket packet;
packet.mTimestamp = (uint32_t) mSysexBuf.mOffset;
packet.mIsImmediate = true;
int b = 0;
while (b < 4 && bytesPos < mSysexBuf.mSize)
{
packet.mData[b++] = mSysexBuf.mData[bytesPos++];
}
packet.mLength = (uint32_t) b;
midiOut->PostMIDIPacket (&packet);
}
}
}
}
}
}
AAX_Result IPlugAAX::GetChunkIDFromIndex(int32_t index, AAX_CTypeID* pChunkID) const
{
if (index != 0)
{
*pChunkID = AAX_CTypeID(0);
return AAX_ERROR_INVALID_CHUNK_INDEX;
}
*pChunkID = GetUniqueID();
return AAX_SUCCESS;
}
AAX_Result IPlugAAX::GetChunkSize(AAX_CTypeID chunkID, uint32_t* pSize) const
{
TRACE
if (chunkID == GetUniqueID())
{
IByteChunk chunk;
//IByteChunk::InitChunkWithIPlugVer(&IPlugChunk);
if (SerializeState(chunk))
{
*pSize = chunk.Size();
}
return AAX_SUCCESS;
}
else
{
*pSize = 0;
return AAX_ERROR_INVALID_CHUNK_ID;
}
}
AAX_Result IPlugAAX::GetChunk(AAX_CTypeID chunkID, AAX_SPlugInChunk* pChunk) const
{
TRACE
if (chunkID == GetUniqueID())
{
IByteChunk chunk;
//IByteChunk::InitChunkWithIPlugVer(&IPlugChunk); // TODO: IPlugVer should be in chunk!
if (SerializeState(chunk))
{
pChunk->fSize = chunk.Size();
memcpy(pChunk->fData, chunk.GetData(), chunk.Size());
return AAX_SUCCESS;
}
}
return AAX_ERROR_INVALID_CHUNK_ID;
}
AAX_Result IPlugAAX::SetChunk(AAX_CTypeID chunkID, const AAX_SPlugInChunk* pChunk)
{
TRACE
// TODO: UI thread only?
if (chunkID == GetUniqueID())
{
IByteChunk chunk;
chunk.PutBytes(pChunk->fData, pChunk->fSize);
int pos = 0;
//IByteChunk::GetIPlugVerFromChunk(chunk, pos); // TODO: IPlugVer should be in chunk!
pos = UnserializeState(chunk, pos);
for (int i = 0; i< NParams(); i++)
SetParameterNormalizedValue(mParamIDs.Get(i)->Get(), GetParam(i)->GetNormalized());
OnRestoreState();
mNumPlugInChanges++; // necessary in order to cause CompareActiveChunk() to get called again and turn off the compare light
return AAX_SUCCESS;
}
return AAX_ERROR_INVALID_CHUNK_ID;
}
AAX_Result IPlugAAX::CompareActiveChunk(const AAX_SPlugInChunk* pChunk, AAX_CBoolean* pIsEqual) const
{
TRACE
if (pChunk->fChunkID != GetUniqueID())
{
*pIsEqual = true;
return AAX_SUCCESS;
}
*pIsEqual = CompareState((const unsigned char*) pChunk->fData, 0);
return AAX_SUCCESS;
}
AAX_Result IPlugAAX::NotificationReceived (AAX_CTypeID type, const void* pData, uint32_t size)
{
switch (type)
{
case AAX_eNotificationEvent_TrackNameChanged:
if (pData)
mTrackName.Set(static_cast<const AAX_IString*>(pData)->Get());
break;
// case AAX_eNotificationEvent_SessionBeingOpened:
// break;
// case AAX_eNotificationEvent_PresetOpened:
// break;
case AAX_eNotificationEvent_EnteringOfflineMode:
SetRenderingOffline(true);
break;
case AAX_eNotificationEvent_ExitingOfflineMode:
SetRenderingOffline(false);
break;
// case AAX_eNotificationEvent_SideChainBeingConnected:
// break;
// case AAX_eNotificationEvent_SideChainBeingDisconnected:
// break;
// case AAX_eNotificationEvent_SignalLatencyChanged:
default:
break;
}
return AAX_CEffectParameters::NotificationReceived (type, pData, size);
}
void IPlugAAX::BeginInformHostOfParamChange(int idx)
{
TRACE
TouchParameter(mParamIDs.Get(idx)->Get());
}
void IPlugAAX::InformHostOfParamChange(int idx, double normalizedValue)
{
TRACE
SetParameterNormalizedValue(mParamIDs.Get(idx)->Get(), normalizedValue);
}
void IPlugAAX::EndInformHostOfParamChange(int idx)
{
TRACE
ReleaseParameter(mParamIDs.Get(idx)->Get());
}
bool IPlugAAX::EditorResize(int viewWidth, int viewHeight)
{
if (HasUI())
{
IPlugAAXView_Interface* pViewInterface = (IPlugAAXView_Interface*) GetAAXViewInterface();
AAX_Point oEffectViewSize;
oEffectViewSize.horz = (float) viewWidth;
oEffectViewSize.vert = (float) viewHeight;
if (pViewInterface && (viewWidth != GetEditorWidth() || viewHeight != GetEditorHeight()))
{
auto* viewContainer = pViewInterface->GetViewContainer();
if (viewContainer)
viewContainer->SetViewSize(oEffectViewSize);
}
SetEditorSize(viewWidth, viewHeight);
}
return true;
}
void IPlugAAX::SetLatency(int latency)
{
Controller()->SetSignalLatency(latency);
IPlugProcessor::SetLatency(latency); // will update delay time
}
bool IPlugAAX::SendMidiMsg(const IMidiMsg& msg)
{
mMidiOutputQueue.Add(msg);
return true;
}