Add Mackity and MackEQ Airwindows FX (surge-synthesizer#4998)

Closes surge-synthesizer#4996

libs/airwindows/CMakeLists.txt

@@ -96,6 +96,12 @@ add_library(${PROJECT_NAME}
   src/Loud.cpp
   src/Loud.h
   src/LoudProc.cpp
+  src/Mackity.cpp
+  src/Mackity.h
+  src/MackityProc.cpp
+  src/MackEQ.cpp
+  src/MackEQ.h
+  src/MackEQProc.cpp
   src/MatrixVerb.cpp
   src/MatrixVerb.h
   src/MatrixVerbProc.cpp

libs/airwindows/src/AirWinBaseClass_pluginRegistry.cpp

@@ -30,6 +30,8 @@
 #include "IronOxide5.h"
 #include "Logical4.h"
 #include "Loud.h"
+#include "Mackity.h"
+#include "MackEQ.h"
 #include "MatrixVerb.h"
 #include "Melt.h"
 #include "Mojo.h"
@@ -166,6 +168,9 @@ std::vector<AirWinBaseClass::Registration> AirWinBaseClass::pluginRegistry()
    reg.emplace_back(create<TripleSpread::TripleSpread>, id++, 440, gnStereo, "Triple Spread" );
 
    reg.emplace_back(create<Chamber::Chamber>, id++, 223, gnAmbience, "Chamber" );
+
+   reg.emplace_back(create<Mackity::Mackity>, id++, 355, gnSaturation, "Mackity" );
+   reg.emplace_back(create<MackEQ::MackEQ>, id++, 430, gnFilter, "MackEQ" );
    return reg;
 }
 

libs/airwindows/src/MackEQ.cpp

@@ -0,0 +1,181 @@
+/* ========================================
+ *  MackEQ - MackEQ.h
+ *  Copyright (c) 2016 airwindows, All rights reserved
+ * ======================================== */
+
+#ifndef __MackEQ_H
+#include "MackEQ.h"
+#endif
+
+namespace MackEQ {
+
+
+// AudioEffect* createEffectInstance(audioMasterCallback audioMaster) {return new MackEQ(audioMaster);}
+
+MackEQ::MackEQ(audioMasterCallback audioMaster) :
+    AudioEffectX(audioMaster, kNumPrograms, kNumParameters)
+{
+	A = 0.1;
+	B = 0.5;
+	C = 0.5;
+	D = 1.0;
+	E = 1.0;
+
+	iirSampleAL = 0.0;
+	iirSampleBL = 0.0;
+	iirSampleCL = 0.0;
+	iirSampleDL = 0.0;
+	iirSampleEL = 0.0;
+	iirSampleFL = 0.0;
+	iirSampleAR = 0.0;
+	iirSampleBR = 0.0;
+	iirSampleCR = 0.0;
+	iirSampleDR = 0.0;
+	iirSampleER = 0.0;
+	iirSampleFR = 0.0;
+	for (int x = 0; x < 15; x++) {biquadA[x] = 0.0; biquadB[x] = 0.0; biquadC[x] = 0.0; biquadD[x] = 0.0;}
+
+	fpdL = 1.0; while (fpdL < 16386) fpdL = rand()*UINT32_MAX;
+	fpdR = 1.0; while (fpdR < 16386) fpdR = rand()*UINT32_MAX;
+	//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
+}
+
+MackEQ::~MackEQ() {}
+VstInt32 MackEQ::getVendorVersion () {return 1000;}
+void MackEQ::setProgramName(char *name) {vst_strncpy (_programName, name, kVstMaxProgNameLen);}
+void MackEQ::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 MackEQ::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;
+	/* 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 MackEQ::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]);
+	/* 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 MackEQ::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;
+        default: throw; // unknown parameter, shouldn't happen!
+    }
+}
+
+float MackEQ::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;
+        default: break; // unknown parameter, shouldn't happen!
+    } return 0.0; //we only need to update the relevant name, this is simple to manage
+}
+
+void MackEQ::getParameterName(VstInt32 index, char *text) {
+    switch (index) {
+        case kParamA: vst_strncpy (text, "Trim", kVstMaxParamStrLen); break;
+		case kParamB: vst_strncpy (text, "Hi", kVstMaxParamStrLen); break;
+		case kParamC: vst_strncpy (text, "Lo", kVstMaxParamStrLen); break;
+		case kParamD: vst_strncpy (text, "Gain", kVstMaxParamStrLen); break;
+		case kParamE: vst_strncpy (text, "Dry/Wet", kVstMaxParamStrLen); break;
+        default: break; // unknown parameter, shouldn't happen!
+    } //this is our labels for displaying in the VST host
+}
+
+void MackEQ::getParameterDisplay(VstInt32 index, char *text, float extVal, bool isExternal) {
+    switch (index) {
+        case kParamA: float2string (EXTV(A) * 100, text, kVstMaxParamStrLen); break;
+        case kParamB: float2string (EXTV(B) * 100, text, kVstMaxParamStrLen); break;
+        case kParamC: float2string (EXTV(C) * 100, text, kVstMaxParamStrLen); break;
+        case kParamD: float2string (EXTV(D) * 100, text, kVstMaxParamStrLen); break;
+        case kParamE: float2string (EXTV(E) * 100, text, kVstMaxParamStrLen); break;
+        default: break; // unknown parameter, shouldn't happen!
+	} //this displays the values and handles 'popups' where it's discrete choices
+}
+
+void MackEQ::getParameterLabel(VstInt32 index, char *text) {
+    switch (index) {
+        case kParamA: vst_strncpy (text, "%", kVstMaxParamStrLen); break;
+        case kParamB: vst_strncpy (text, "%", kVstMaxParamStrLen); break;
+        case kParamC: vst_strncpy (text, "%", kVstMaxParamStrLen); break;
+        case kParamD: vst_strncpy (text, "%", kVstMaxParamStrLen); break;
+        case kParamE: vst_strncpy (text, "%", kVstMaxParamStrLen); break;
+		default: break; // unknown parameter, shouldn't happen!
+    }
+}
+
+
+bool MackEQ::parseParameterValueFromString(VstInt32 index, const char *str, float &f)
+{
+    auto v = std::atof(str);
+    f = v / 100.0;
+    return true;
+}
+
+VstInt32 MackEQ::canDo(char *text) 
+{ return (_canDo.find(text) == _canDo.end()) ? -1: 1; } // 1 = yes, -1 = no, 0 = don't know
+
+bool MackEQ::getEffectName(char* name) {
+    vst_strncpy(name, "MackEQ", kVstMaxProductStrLen); return true;
+}
+
+VstPlugCategory MackEQ::getPlugCategory() {return kPlugCategEffect;}
+
+bool MackEQ::getProductString(char* text) {
+  	vst_strncpy (text, "airwindows MackEQ", kVstMaxProductStrLen); return true;
+}
+
+bool MackEQ::getVendorString(char* text) {
+  	vst_strncpy (text, "airwindows", kVstMaxVendorStrLen); return true;
+}
+
+
+} // end namespace MackEQ
+

libs/airwindows/src/MackEQ.h

@@ -0,0 +1,94 @@
+/* ========================================
+ *  MackEQ - MackEQ.h
+ *  Created 8/12/11 by SPIAdmin 
+ *  Copyright (c) 2011 __MyCompanyName__, All rights reserved
+ * ======================================== */
+
+#ifndef __MackEQ_H
+#define __MackEQ_H
+
+#ifndef __audioeffect__
+#include "airwindows/AirWinBaseClass.h"
+#endif
+
+#include <set>
+#include <string>
+#include <math.h>
+
+namespace MackEQ {
+
+enum {
+	kParamA = 0,
+	kParamB = 1,
+	kParamC = 2,
+	kParamD = 3,
+	kParamE = 4,
+  kNumParameters = 5
+}; //
+
+const int kNumPrograms = 0;
+const int kNumInputs = 2;
+const int kNumOutputs = 2;
+const unsigned long kUniqueId = 'mkeq';    //Change this to what the AU identity is!
+
+class MackEQ : 
+    public AudioEffectX 
+{
+public:
+    MackEQ(audioMasterCallback audioMaster);
+    ~MackEQ();
+    virtual bool getEffectName(char* name);                       // The plug-in name
+    virtual VstPlugCategory getPlugCategory();                    // The general category for the plug-in
+    virtual bool getProductString(char* text);                    // This is a unique plug-in string provided by Steinberg
+    virtual bool getVendorString(char* text);                     // Vendor info
+    virtual VstInt32 getVendorVersion();                          // Version number
+    virtual void processReplacing (float** inputs, float** outputs, VstInt32 sampleFrames);
+    virtual void processDoubleReplacing (double** inputs, double** outputs, VstInt32 sampleFrames);
+    virtual void getProgramName(char *name);                      // read the name from the host
+    virtual void setProgramName(char *name);                      // changes the name of the preset displayed in the host
+	virtual VstInt32 getChunk (void** data, bool isPreset);
+	virtual VstInt32 setChunk (void* data, VstInt32 byteSize, bool isPreset);
+    virtual float getParameter(VstInt32 index);                   // get the parameter value at the specified index
+    virtual void setParameter(VstInt32 index, float value);       // set the parameter at index to value
+    virtual void getParameterLabel(VstInt32 index, char *text);  // label for the parameter (eg dB)
+    virtual void getParameterName(VstInt32 index, char *text);    // name of the parameter
+    virtual void getParameterDisplay(VstInt32 index, char *text, float extVal, bool isExternal); // text description of the current value
+    virtual bool parseParameterValueFromString(VstInt32 index, const char *str, float &f);
+
+    virtual VstInt32 canDo(char *text);
+private:
+    char _programName[kVstMaxProgNameLen + 1];
+    std::set< std::string > _canDo;
+
+	long double iirSampleAL;
+	long double iirSampleBL;
+	long double iirSampleCL;
+	long double iirSampleDL;
+	long double iirSampleEL;
+	long double iirSampleFL;
+	long double iirSampleAR;
+	long double iirSampleBR;
+	long double iirSampleCR;
+	long double iirSampleDR;
+	long double iirSampleER;
+	long double iirSampleFR;
+	long double biquadA[15];
+	long double biquadB[15];
+	long double biquadC[15];
+	long double biquadD[15];
+
+	uint32_t fpdL;
+	uint32_t fpdR;
+	//default stuff
+
+    float A;
+    float B;
+    float C;
+    float D;
+    float E; //parameters. Always 0-1, and we scale/alter them elsewhere.
+
+};
+
+} // end namespace MackEQ
+
+#endif