void IGraphics::SetParameterFromPlug(int paramIdx, double value, bool normalized)
{
if (!normalized)
{
IParam* pParam = mPlug->GetParam(paramIdx);
value = pParam->GetNormalized(value);
}
int i, n = mControls.GetSize();
IControl** ppControl = mControls.GetList();
for (i = 0; i < n; ++i, ++ppControl)
{
IControl* pControl = *ppControl;
if (pControl->ParamIdx() == paramIdx)
{
//WDL_MutexLock lock(&mMutex);
pControl->SetValueFromPlug(value);
// Could be more than one, don't break until we check them all.
}
// now look for any auxilliary parameters
int auxParamIdx = pControl->AuxParamIdx(paramIdx);
if (auxParamIdx > -1) // there are aux params
{
pControl->SetAuxParamValueFromPlug(auxParamIdx, value);
}
}
}
ParamValue PLUGIN_API IPlugVST3Plugin::plainParamToNormalized(ParamID tag, ParamValue plainValue)
{
IParam* param = GetParam(tag);
if (param)
{
return param->GetNormalized(plainValue);
}
return plainValue;
}
ParamValue PLUGIN_API IPlugVST3::getParamNormalized(ParamID tag)
{
IParam* param = GetParam(tag);
if (param)
{
return param->GetNormalized();
}
return 0.0;
}
void IGraphics::SetParameterFromPlug(int paramIdx, double value, bool normalized)
{
if (!normalized) {
IParam* pParam = mPlug->GetParam(paramIdx);
value = pParam->GetNormalized(value);
}
int i, n = mControls.GetSize();
IControl** ppControl = mControls.GetList();
for (i = 0; i < n; ++i, ++ppControl) {
IControl* pControl = *ppControl;
if (pControl->ParamIdx() == paramIdx) {
//WDL_MutexLock lock(&mMutex);
pControl->SetValueFromPlug(value);
// Could be more than one, don't break until we check them all.
}
}
}
void IGraphics::ClampControl(int paramIdx, double lo, double hi, bool normalized)
{
if (!normalized) {
IParam* pParam = mPlug->GetParam(paramIdx);
lo = pParam->GetNormalized(lo);
hi = pParam->GetNormalized(hi);
}
int i, n = mControls.GetSize();
IControl** ppControl = mControls.GetList();
for (i = 0; i < n; ++i, ++ppControl) {
IControl* pControl = *ppControl;
if (pControl->ParamIdx() == paramIdx) {
pControl->Clamp(lo, hi);
}
// Could be more than one, don't break until we check them all.
}
}
ParamValue PLUGIN_API IPlugVST3Plugin::getParamNormalized(ParamID tag)
{
if (tag == kBypassParam)
{
return (ParamValue) mIsBypassed;
}
// else if (tag == kPresetParam)
// {
// return (ParamValue) ToNormalizedParam(mCurrentPresetIdx, 0, NPresets(), 1.);
// }
IParam* param = GetParam(tag);
if (param)
{
return param->GetNormalized();
}
return 0.0;
}
VstIntPtr VSTCALLBACK IPlugVST::VSTDispatcher(AEffect *pEffect, VstInt32 opCode, VstInt32 idx, VstIntPtr value, void *ptr, float opt)
{
// VSTDispatcher is an IPlugVST class member, we can access anything in IPlugVST from here.
IPlugVST* _this = (IPlugVST*) pEffect->object;
if (!_this) {
return 0;
}
IPlugBase::IMutexLock lock(_this);
// Handle a couple of opcodes here to make debugging easier.
switch (opCode) {
case effEditIdle:
case __effIdleDeprecated:
#ifdef USE_IDLE_CALLS
_this->OnIdle();
#endif
return 0;
}
Trace(TRACELOC, "%d(%s):%d:%d", opCode, VSTOpcodeStr(opCode), idx, (int) value);
switch (opCode) {
case effOpen: {
_this->HostSpecificInit();
_this->OnParamReset();
return 0;
}
case effClose: {
lock.Destroy();
DELETE_NULL(_this);
return 0;
}
case effGetParamLabel: {
if (idx >= 0 && idx < _this->NParams())
{
strcpy((char*) ptr, _this->GetParam(idx)->GetLabelForHost());
}
return 0;
}
case effGetParamDisplay: {
if (idx >= 0 && idx < _this->NParams())
{
_this->GetParam(idx)->GetDisplayForHost((char*) ptr);
}
return 0;
}
case effGetParamName: {
if (idx >= 0 && idx < _this->NParams())
{
strcpy((char*) ptr, _this->GetParam(idx)->GetNameForHost());
}
return 0;
}
case effString2Parameter:
{
if (idx >= 0 && idx < _this->NParams())
{
if (ptr)
{
IParam* pParam = _this->GetParam(idx);
double v = VSTString2Parameter(pParam, (char*)ptr);
if (_this->GetGUI()) _this->GetGUI()->SetParameterFromPlug(idx, v, false);
pParam->Set(v);
_this->OnParamChange(idx);
}
return 1;
}
return 0;
}
case effSetSampleRate: {
_this->SetSampleRate(opt);
_this->Reset();
return 0;
}
case effSetBlockSize: {
_this->SetBlockSize(value);
_this->Reset();
return 0;
}
case effMainsChanged: {
if (!value) {
_this->OnActivate(false);
_this->Reset();
}
else {
_this->OnActivate(true);
}
return 0;
}
case effEditGetRect: {
if (ptr && _this->GetGUI()) {
*(ERect**) ptr = &(_this->mEditRect);
return 1;
}
ptr = 0;
return 0;
}
case effEditOpen:
{
IGraphics* pGraphics = _this->GetGUI();
if (pGraphics)
{
#if defined(_WIN32) || defined(IPLUG_NO_CARBON_SUPPORT)
if (!pGraphics->OpenWindow(ptr)) pGraphics=0;
#else // OSX, check if we are in a Cocoa VST host
bool iscocoa = (_this->mHasVSTExtensions&VSTEXT_COCOA);
if (iscocoa && !pGraphics->OpenWindow(ptr)) pGraphics=0;
if (!iscocoa && !pGraphics->OpenWindow(ptr, 0)) pGraphics=0;
#endif
if (pGraphics)
{
_this->OnGUIOpen();
return 1;
}
}
return 0;
}
case effEditClose: {
if (_this->GetGUI()) {
_this->OnGUIClose();
_this->GetGUI()->CloseWindow();
return 1;
}
return 0;
}
case __effIdentifyDeprecated: {
return 'NvEf'; // Random deprecated magic.
}
case effGetChunk: {
BYTE** ppData = (BYTE**) ptr;
if (ppData) {
bool isBank = (!idx);
ByteChunk* pChunk = (isBank ? &(_this->mBankState) : &(_this->mState));
InitializeVSTChunk(pChunk);
bool savedOK = true;
if (isBank) {
_this->ModifyCurrentPreset();
savedOK = _this->SerializePresets(pChunk);
//savedOK = _this->SerializeState(pChunk);
}
else {
savedOK = _this->SerializeState(pChunk);
}
if (savedOK && pChunk->Size()) {
*ppData = pChunk->GetBytes();
return pChunk->Size();
}
}
return 0;
}
case effSetChunk: {
if (ptr) {
bool isBank = (!idx);
ByteChunk* pChunk = (isBank ? &(_this->mBankState) : &(_this->mState));
pChunk->Resize(value);
memcpy(pChunk->GetBytes(), ptr, value);
int pos = 0;
int iplugVer = GetIPlugVerFromChunk(pChunk, &pos);
isBank &= (iplugVer >= 0x010000);
if (isBank) {
pos = _this->UnserializePresets(pChunk, pos);
//pos = _this->UnserializeState(pChunk, pos);
}
else {
pos = _this->UnserializeState(pChunk, pos);
_this->ModifyCurrentPreset();
}
if (pos >= 0) {
_this->RedrawParamControls();
return 1;
}
}
return 0;
}
case effProcessEvents: {
VstEvents* pEvents = (VstEvents*) ptr;
if (pEvents && pEvents->events) {
for (int i = 0; i < pEvents->numEvents; ++i) {
VstEvent* pEvent = pEvents->events[i];
if (pEvent) {
if (pEvent->type == kVstMidiType) {
VstMidiEvent* pME = (VstMidiEvent*) pEvent;
IMidiMsg msg(pME->deltaFrames, pME->midiData[0], pME->midiData[1], pME->midiData[2]);
_this->ProcessMidiMsg(&msg);
//#ifdef TRACER_BUILD
// msg.LogMsg();
//#endif
}
else if (pEvent->type == kVstSysExType) {
VstMidiSysexEvent* pSE = (VstMidiSysexEvent*) pEvent;
ISysEx sysex(pSE->deltaFrames, (const BYTE*)pSE->sysexDump, pSE->dumpBytes);
_this->ProcessSysEx(&sysex);
}
}
}
return 1;
}
return 0;
}
case effCanBeAutomated: {
return 1;
}
case effGetInputProperties: {
if (ptr && idx >= 0 && idx < _this->NInChannels()) {
VstPinProperties* pp = (VstPinProperties*) ptr;
pp->flags = kVstPinIsActive;
if (!(idx%2) && idx < _this->NInChannels()-1)
{
pp->flags |= kVstPinIsStereo;
}
sprintf(pp->label, "Input %d", idx + 1);
return 1;
}
return 0;
}
case effGetOutputProperties: {
if (ptr && idx >= 0 && idx < _this->NOutChannels()) {
VstPinProperties* pp = (VstPinProperties*) ptr;
pp->flags = kVstPinIsActive;
if (!(idx%2) && idx < _this->NOutChannels()-1)
{
pp->flags |= kVstPinIsStereo;
}
sprintf(pp->label, "Output %d", idx + 1);
return 1;
}
return 0;
}
case effGetPlugCategory: {
if (_this->IsInst()) return kPlugCategSynth;
return kPlugCategEffect;
}
case effProcessVarIo: {
// VstVariableIo* pIO = (VstVariableIo*) ptr; // For offline processing (of audio files?)
return 0;
}
case effSetSpeakerArrangement: {
VstSpeakerArrangement* pInputArr = (VstSpeakerArrangement*) value;
VstSpeakerArrangement* pOutputArr = (VstSpeakerArrangement*) ptr;
if (pInputArr) {
int n = pInputArr->numChannels;
_this->SetInputChannelConnections(0, n, true);
_this->SetInputChannelConnections(n, _this->NInChannels() - n, false);
}
if (pOutputArr) {
int n = pOutputArr->numChannels;
_this->SetOutputChannelConnections(0, n, true);
_this->SetOutputChannelConnections(n, _this->NOutChannels() - n, false);
}
return 1;
}
case effGetSpeakerArrangement: {
VstSpeakerArrangement** ppInputArr = (VstSpeakerArrangement**) value;
VstSpeakerArrangement** ppOutputArr = (VstSpeakerArrangement**) ptr;
if (ppInputArr) {
*ppInputArr = &(_this->mInputSpkrArr);
}
if (ppOutputArr) {
*ppOutputArr = &(_this->mOutputSpkrArr);
}
return 1;
}
case effGetEffectName: {
if (ptr) {
strcpy((char*) ptr, _this->GetEffectName());
return 1;
}
return 0;
}
case effGetProductString: {
if (ptr) {
strcpy((char*) ptr, _this->GetProductName());
return 1;
}
return 0;
}
case effGetVendorString: {
if (ptr) {
strcpy((char*) ptr, _this->GetMfrName());
return 1;
}
return 0;
}
case effGetVendorVersion: {
return _this->GetEffectVersion(true);
}
case effCanDo: {
if (ptr) {
Trace(TRACELOC, "VSTCanDo(%s)", (char*) ptr);
if (!strcmp((char*) ptr, "receiveVstTimeInfo")) {
return 1;
}
if (_this->DoesMIDI()) {
if (_this->DoesMIDI() & 1) {
if (!strcmp((char*) ptr, "sendVstEvents") ||
!strcmp((char*) ptr, "sendVstMidiEvent")) {
return 1;
}
}
if (_this->DoesMIDI() <= 2) {
if (!strcmp((char*) ptr, "receiveVstEvents") ||
!strcmp((char*) ptr, "receiveVstMidiEvent")) {
return 1;
}
}
//if (!strcmp((char*) ptr, "midiProgramNames")) {
// return 1;
//}
}
// Support Reaper VST extensions: http://www.reaper.fm/sdk/vst/
if (!strcmp((char*) ptr, "hasCockosExtensions"))
{
_this->mHasVSTExtensions |= VSTEXT_COCKOS;
return 0xbeef0000;
}
else if (!strcmp((char*) ptr, "hasCockosViewAsConfig"))
{
_this->mHasVSTExtensions |= VSTEXT_COCOA;
return 0xbeef0000;
}
}
return 0;
}
case effVendorSpecific: {
switch (idx) {
// Mouse wheel
case 0x73744341: {
if (value == 0x57686565) {
IGraphics* pGraphics = _this->GetGUI();
if (pGraphics) {
return pGraphics->ProcessMouseWheel(opt);
}
}
break;
}
// Support Reaper VST extensions: http://www.reaper.fm/sdk/vst/
case effGetParamDisplay: {
if (ptr) {
if (value >= 0 && value < _this->NParams()) {
_this->GetParam(value)->GetDisplayForHost((double) opt, true, (char*) ptr);
}
return 0xbeef;
}
break;
}
case effString2Parameter: {
if (ptr && value >= 0 && value < _this->NParams()) {
if (*(char*) ptr != '\0') {
IParam* pParam = _this->GetParam(value);
sprintf((char*) ptr, "%.17f", pParam->GetNormalized(VSTString2Parameter(pParam, (char*) ptr)));
}
return 0xbeef;
}
break;
}
case kVstParameterUsesIntStep: {
if (value >= 0 && value < _this->NParams()) {
IParam* pParam = _this->GetParam(value);
switch (pParam->Type()) {
case IParam::kTypeBool: {
return 0xbeef;
}
case IParam::kTypeInt:
case IParam::kTypeEnum: {
double min, max;
pParam->GetBounds(&min, &max);
if (fabs(max - min) < 1.5) {
return 0xbeef;
}
break;
}
}
}
break;
}
}
return 0;
}
case effGetProgram: {
return _this->GetCurrentPresetIdx();
}
case effSetProgram: {
//if (!(_this->DoesStateChunks())) {
_this->ModifyCurrentPreset();
//}
_this->RestorePreset((int) value);
return 0;
}
case effGetProgramNameIndexed: {
strcpy((char*) ptr, _this->GetPresetName(idx));
return (CSTR_NOT_EMPTY((char*) ptr) ? 1 : 0);
}
case effSetProgramName: {
if (ptr) {
_this->ModifyCurrentPreset((char*) ptr);
}
return 0;
}
case effGetProgramName: {
if (ptr) {
int idx = _this->GetCurrentPresetIdx();
strcpy((char*) ptr, _this->GetPresetName(idx));
}
return 0;
}
case effGetMidiKeyName: {
if (ptr) {
MidiKeyName* pMKN = (MidiKeyName*) ptr;
pMKN->keyName[0] = '\0';
if (_this->MidiNoteName(pMKN->thisKeyNumber, pMKN->keyName)) {
return 1;
}
}
return 0;
}
case effGetVstVersion: {
return VST_VERSION;
}
case effBeginSetProgram:
case effEndSetProgram:
case effGetMidiProgramName:
case effHasMidiProgramsChanged:
case effGetMidiProgramCategory:
case effGetCurrentMidiProgram:
case effSetBypass:
default: {
return 0;
}
}
}