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/* ========================================
* EQ - EQ.h
* Copyright (c) 2016 airwindows, All rights reserved
* ======================================== */
#ifndef __EQ_H
#include "EQ.h"
#endif
AudioEffect* createEffectInstance(audioMasterCallback audioMaster) {return new EQ(audioMaster);}
EQ::EQ(audioMasterCallback audioMaster) :
AudioEffectX(audioMaster, kNumPrograms, kNumParameters)
{
A = 0.5; //Treble -12 to 12
B = 0.5; //Mid -12 to 12
C = 0.5; //Bass -12 to 12
D = 1.0; //Lowpass 16.0K log 1 to 16 defaulting to 16K
E = 0.4; //TrebFrq 6.0 log 1 to 16 defaulting to 6K
F = 0.4; //BassFrq 100.0 log 30 to 1600 defaulting to 100 hz
G = 0.0; //Hipass 30.0 log 30 to 1600 defaulting to 30
H = 0.5; //OutGain -18 to 18
lastSampleL = 0.0;
last2SampleL = 0.0;
lastSampleR = 0.0;
last2SampleR = 0.0;
iirHighSampleLA = 0.0;
iirHighSampleLB = 0.0;
iirHighSampleLC = 0.0;
iirHighSampleLD = 0.0;
iirHighSampleLE = 0.0;
iirLowSampleLA = 0.0;
iirLowSampleLB = 0.0;
iirLowSampleLC = 0.0;
iirLowSampleLD = 0.0;
iirLowSampleLE = 0.0;
iirHighSampleL = 0.0;
iirLowSampleL = 0.0;
iirHighSampleRA = 0.0;
iirHighSampleRB = 0.0;
iirHighSampleRC = 0.0;
iirHighSampleRD = 0.0;
iirHighSampleRE = 0.0;
iirLowSampleRA = 0.0;
iirLowSampleRB = 0.0;
iirLowSampleRC = 0.0;
iirLowSampleRD = 0.0;
iirLowSampleRE = 0.0;
iirHighSampleR = 0.0;
iirLowSampleR = 0.0;
tripletLA = 0.0;
tripletLB = 0.0;
tripletLC = 0.0;
tripletFactorL = 0.0;
tripletRA = 0.0;
tripletRB = 0.0;
tripletRC = 0.0;
tripletFactorR = 0.0;
lowpassSampleLAA = 0.0;
lowpassSampleLAB = 0.0;
lowpassSampleLBA = 0.0;
lowpassSampleLBB = 0.0;
lowpassSampleLCA = 0.0;
lowpassSampleLCB = 0.0;
lowpassSampleLDA = 0.0;
lowpassSampleLDB = 0.0;
lowpassSampleLE = 0.0;
lowpassSampleLF = 0.0;
lowpassSampleLG = 0.0;
lowpassSampleRAA = 0.0;
lowpassSampleRAB = 0.0;
lowpassSampleRBA = 0.0;
lowpassSampleRBB = 0.0;
lowpassSampleRCA = 0.0;
lowpassSampleRCB = 0.0;
lowpassSampleRDA = 0.0;
lowpassSampleRDB = 0.0;
lowpassSampleRE = 0.0;
lowpassSampleRF = 0.0;
lowpassSampleRG = 0.0;
highpassSampleLAA = 0.0;
highpassSampleLAB = 0.0;
highpassSampleLBA = 0.0;
highpassSampleLBB = 0.0;
highpassSampleLCA = 0.0;
highpassSampleLCB = 0.0;
highpassSampleLDA = 0.0;
highpassSampleLDB = 0.0;
highpassSampleLE = 0.0;
highpassSampleLF = 0.0;
highpassSampleRAA = 0.0;
highpassSampleRAB = 0.0;
highpassSampleRBA = 0.0;
highpassSampleRBB = 0.0;
highpassSampleRCA = 0.0;
highpassSampleRCB = 0.0;
highpassSampleRDA = 0.0;
highpassSampleRDB = 0.0;
highpassSampleRE = 0.0;
highpassSampleRF = 0.0;
flip = false;
flipthree = 0;
fpNShapeLA = 0.0;
fpNShapeLB = 0.0;
fpNShapeRA = 0.0;
fpNShapeRB = 0.0;
fpFlip = true;
//this is reset: values being initialized only once. Startup values, whatever they are.
_canDo.insert("plugAsChannelInsert"); // plug-in can be used as a channel insert effect.
_canDo.insert("plugAsSend"); // plug-in can be used as a send effect.
_canDo.insert("x2in2out");
setNumInputs(kNumInputs);
setNumOutputs(kNumOutputs);
setUniqueID(kUniqueId);
canProcessReplacing(); // supports output replacing
canDoubleReplacing(); // supports double precision processing
programsAreChunks(true);
vst_strncpy (_programName, "Default", kVstMaxProgNameLen); // default program name
}
EQ::~EQ() {}
VstInt32 EQ::getVendorVersion () {return 1000;}
void EQ::setProgramName(char *name) {vst_strncpy (_programName, name, kVstMaxProgNameLen);}
void EQ::getProgramName(char *name) {vst_strncpy (name, _programName, kVstMaxProgNameLen);}
//airwindows likes to ignore this stuff. Make your own programs, and make a different plugin rather than
//trying to do versioning and preventing people from using older versions. Maybe they like the old one!
static float pinParameter(float data)
{
if (data < 0.0f) return 0.0f;
if (data > 1.0f) return 1.0f;
return data;
}
VstInt32 EQ::getChunk (void** data, bool isPreset)
{
float *chunkData = (float *)calloc(kNumParameters, sizeof(float));
chunkData[0] = A;
chunkData[1] = B;
chunkData[2] = C;
chunkData[3] = D;
chunkData[4] = E;
chunkData[5] = F;
chunkData[6] = G;
chunkData[7] = H;
/* Note: The way this is set up, it will break if you manage to save settings on an Intel
machine and load them on a PPC Mac. However, it's fine if you stick to the machine you
started with. */
*data = chunkData;
return kNumParameters * sizeof(float);
}
VstInt32 EQ::setChunk (void* data, VstInt32 byteSize, bool isPreset)
{
float *chunkData = (float *)data;
A = pinParameter(chunkData[0]);
B = pinParameter(chunkData[1]);
C = pinParameter(chunkData[2]);
D = pinParameter(chunkData[3]);
E = pinParameter(chunkData[4]);
F = pinParameter(chunkData[5]);
G = pinParameter(chunkData[6]);
H = pinParameter(chunkData[7]);
/* We're ignoring byteSize as we found it to be a filthy liar */
/* calculate any other fields you need here - you could copy in
code from setParameter() here. */
return 0;
}
void EQ::setParameter(VstInt32 index, float value) {
switch (index) {
case kParamA: A = value; break;
case kParamB: B = value; break;
case kParamC: C = value; break;
case kParamD: D = value; break;
case kParamE: E = value; break;
case kParamF: F = value; break;
case kParamG: G = value; break;
case kParamH: H = value; break;
default: throw; // unknown parameter, shouldn't happen!
}
}
float EQ::getParameter(VstInt32 index) {
switch (index) {
case kParamA: return A; break;
case kParamB: return B; break;
case kParamC: return C; break;
case kParamD: return D; break;
case kParamE: return E; break;
case kParamF: return F; break;
case kParamG: return G; break;
case kParamH: return H; break;
default: break; // unknown parameter, shouldn't happen!
} return 0.0; //we only need to update the relevant name, this is simple to manage
}
void EQ::getParameterName(VstInt32 index, char *text) {
switch (index) {
case kParamA: vst_strncpy (text, "Treble", kVstMaxParamStrLen); break;
case kParamB: vst_strncpy (text, "Mid", kVstMaxParamStrLen); break;
case kParamC: vst_strncpy (text, "Bass", kVstMaxParamStrLen); break;
case kParamD: vst_strncpy (text, "Lowpass", kVstMaxParamStrLen); break;
case kParamE: vst_strncpy (text, "TrebFrq", kVstMaxParamStrLen); break;
case kParamF: vst_strncpy (text, "BassFrq", kVstMaxParamStrLen); break;
case kParamG: vst_strncpy (text, "Hipass", kVstMaxParamStrLen); break;
case kParamH: vst_strncpy (text, "OutGain", kVstMaxParamStrLen); break;
default: break; // unknown parameter, shouldn't happen!
} //this is our labels for displaying in the VST host
}
void EQ::getParameterDisplay(VstInt32 index, char *text) {
switch (index) {
case kParamA: float2string ((A*24.0)-12.0, text, kVstMaxParamStrLen); break; //Treble -12 to 12
case kParamB: float2string ((B*24.0)-12.0, text, kVstMaxParamStrLen); break; //Mid -12 to 12
case kParamC: float2string ((C*24.0)-12.0, text, kVstMaxParamStrLen); break; //Bass -12 to 12
case kParamD: float2string ((D*D*15.0)+1.0, text, kVstMaxParamStrLen); break; //Lowpass 16.0K log 1 to 16 defaulting to 16K
case kParamE: float2string ((E*E*15.0)+1.0, text, kVstMaxParamStrLen); break; //TrebFrq 6.0 log 1 to 16 defaulting to 6K
case kParamF: float2string ((F*F*1570.0)+30.0, text, kVstMaxParamStrLen); break; //BassFrq 100.0 log 30 to 1600 defaulting to 100 hz
case kParamG: float2string ((G*G*1570.0)+30.0, text, kVstMaxParamStrLen); break; //Hipass 30.0 log 30 to 1600 defaulting to 30
case kParamH: float2string ((H*36.0)-18.0, text, kVstMaxParamStrLen); break; //OutGain -18 to 18
default: break; // unknown parameter, shouldn't happen!
} //this displays the values and handles 'popups' where it's discrete choices
}
void EQ::getParameterLabel(VstInt32 index, char *text) {
switch (index) {
case kParamA: vst_strncpy (text, "dB", kVstMaxParamStrLen); break;
case kParamB: vst_strncpy (text, "dB", kVstMaxParamStrLen); break;
case kParamC: vst_strncpy (text, "dB", kVstMaxParamStrLen); break;
case kParamD: vst_strncpy (text, "Khz", kVstMaxParamStrLen); break;
case kParamE: vst_strncpy (text, "Khz", kVstMaxParamStrLen); break;
case kParamF: vst_strncpy (text, "hz", kVstMaxParamStrLen); break;
case kParamG: vst_strncpy (text, "hz", kVstMaxParamStrLen); break;
case kParamH: vst_strncpy (text, "dB", kVstMaxParamStrLen); break;
default: break; // unknown parameter, shouldn't happen!
}
}
VstInt32 EQ::canDo(char *text)
{ return (_canDo.find(text) == _canDo.end()) ? -1: 1; } // 1 = yes, -1 = no, 0 = don't know
bool EQ::getEffectName(char* name) {
vst_strncpy(name, "EQ", kVstMaxProductStrLen); return true;
}
VstPlugCategory EQ::getPlugCategory() {return kPlugCategEffect;}
bool EQ::getProductString(char* text) {
vst_strncpy (text, "airwindows EQ", kVstMaxProductStrLen); return true;
}
bool EQ::getVendorString(char* text) {
vst_strncpy (text, "airwindows", kVstMaxVendorStrLen); return true;
}
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