ElectroHat

3 files changed, 561 insertions, 0 deletions

diff --git a/plugins/LinuxVST/src/ElectroHat/ElectroHat.cpp b/plugins/LinuxVST/src/ElectroHat/ElectroHat.cpp
new file mode 100755
index 0000000..33d1058
--- /dev/null
+++ b/plugins/LinuxVST/src/ElectroHat/ElectroHat.cpp
@@ -0,0 +1,173 @@
+/* ========================================
+ *  ElectroHat - ElectroHat.h
+ *  Copyright (c) 2016 airwindows, All rights reserved
+ * ======================================== */
+
+#ifndef __ElectroHat_H
+#include "ElectroHat.h"
+#endif
+
+AudioEffect* createEffectInstance(audioMasterCallback audioMaster) {return new ElectroHat(audioMaster);}
+
+ElectroHat::ElectroHat(audioMasterCallback audioMaster) :
+    AudioEffectX(audioMaster, kNumPrograms, kNumParameters)
+{
+	A = 0.0;
+	B = 0.5;
+	C = 1.0;
+	D = 0.1;
+	E = 1.0;
+	storedSampleL = 0.0;
+	storedSampleR = 0.0;
+	lastSampleL = 0.0;
+	lastSampleR = 0.0;
+	tik = 3746926;
+	lok = 0;
+	flip = true;
+	
+	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
+}
+
+ElectroHat::~ElectroHat() {}
+VstInt32 ElectroHat::getVendorVersion () {return 1000;}
+void ElectroHat::setProgramName(char *name) {vst_strncpy (_programName, name, kVstMaxProgNameLen);}
+void ElectroHat::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 ElectroHat::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 ElectroHat::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 ElectroHat::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 ElectroHat::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 ElectroHat::getParameterName(VstInt32 index, char *text) {
+    switch (index) {
+        case kParamA: vst_strncpy (text, "HiHat", kVstMaxParamStrLen); break;
+		case kParamB: vst_strncpy (text, "Trim", kVstMaxParamStrLen); break;
+		case kParamC: vst_strncpy (text, "Bright", kVstMaxParamStrLen); break;
+		case kParamD: vst_strncpy (text, "Output", 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 ElectroHat::getParameterDisplay(VstInt32 index, char *text) {
+    switch (index) {
+        case kParamA: switch((VstInt32)( A * 5.999 )) //0 to almost edge of # of params
+		{
+			case 0: vst_strncpy (text, "Syn Hat", kVstMaxParamStrLen); break;
+			case 1: vst_strncpy (text, "Electro", kVstMaxParamStrLen); break;
+			case 2: vst_strncpy (text, "Dense", kVstMaxParamStrLen); break;
+			case 3: vst_strncpy (text, "606 St", kVstMaxParamStrLen); break;
+			case 4: vst_strncpy (text, "808 St", kVstMaxParamStrLen); break;
+			case 5: vst_strncpy (text, "909 St", kVstMaxParamStrLen); break;
+			default: break; // unknown parameter, shouldn't happen!
+		} break;
+        case kParamB: float2string (B, text, kVstMaxParamStrLen); break;
+        case kParamC: float2string (C, text, kVstMaxParamStrLen); break;
+        case kParamD: float2string (D, text, kVstMaxParamStrLen); break;
+        case kParamE: float2string (E, text, kVstMaxParamStrLen); break;
+			
+			
+        default: break; // unknown parameter, shouldn't happen!
+	} //this displays the values and handles 'popups' where it's discrete choices
+}
+
+void ElectroHat::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!
+    }
+}
+
+VstInt32 ElectroHat::canDo(char *text) 
+{ return (_canDo.find(text) == _canDo.end()) ? -1: 1; } // 1 = yes, -1 = no, 0 = don't know
+
+bool ElectroHat::getEffectName(char* name) {
+    vst_strncpy(name, "ElectroHat", kVstMaxProductStrLen); return true;
+}
+
+VstPlugCategory ElectroHat::getPlugCategory() {return kPlugCategEffect;}
+
+bool ElectroHat::getProductString(char* text) {
+  	vst_strncpy (text, "airwindows ElectroHat", kVstMaxProductStrLen); return true;
+}
+
+bool ElectroHat::getVendorString(char* text) {
+  	vst_strncpy (text, "airwindows", kVstMaxVendorStrLen); return true;
+}
diff --git a/plugins/LinuxVST/src/ElectroHat/ElectroHat.h b/plugins/LinuxVST/src/ElectroHat/ElectroHat.h
new file mode 100755
index 0000000..e8aa325
--- /dev/null
+++ b/plugins/LinuxVST/src/ElectroHat/ElectroHat.h
@@ -0,0 +1,82 @@
+/* ========================================
+ *  ElectroHat - ElectroHat.h
+ *  Created 8/12/11 by SPIAdmin 
+ *  Copyright (c) 2011 __MyCompanyName__, All rights reserved
+ * ======================================== */
+
+#ifndef __ElectroHat_H
+#define __ElectroHat_H
+
+#ifndef __audioeffect__
+#include "audioeffectx.h"
+#endif
+
+#include <set>
+#include <string>
+#include <math.h>
+
+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 = 'elec';    //Change this to what the AU identity is!
+
+class ElectroHat : 
+    public AudioEffectX 
+{
+public:
+    ElectroHat(audioMasterCallback audioMaster);
+    ~ElectroHat();
+    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); // text description of the current value    
+    virtual VstInt32 canDo(char *text);
+private:
+    char _programName[kVstMaxProgNameLen + 1];
+    std::set< std::string > _canDo;
+    
+	long double fpNShapeLA;
+	long double fpNShapeLB;
+	long double fpNShapeRA;
+	long double fpNShapeRB;
+	bool fpFlip;
+	//default stuff
+	
+	double storedSampleL;
+	double storedSampleR;
+	double lastSampleL;
+	double lastSampleR;
+	int tik;
+	int lok;
+	bool flip;
+
+    float A;
+    float B;
+    float C;
+    float D;
+    float E; //parameters. Always 0-1, and we scale/alter them elsewhere.
+
+};
+
+#endif
diff --git a/plugins/LinuxVST/src/ElectroHat/ElectroHatProc.cpp b/plugins/LinuxVST/src/ElectroHat/ElectroHatProc.cpp
new file mode 100755
index 0000000..69b1a00
--- /dev/null
+++ b/plugins/LinuxVST/src/ElectroHat/ElectroHatProc.cpp
@@ -0,0 +1,306 @@
+/* ========================================
+ *  ElectroHat - ElectroHat.h
+ *  Copyright (c) 2016 airwindows, All rights reserved
+ * ======================================== */
+
+#ifndef __ElectroHat_H
+#include "ElectroHat.h"
+#endif
+
+void ElectroHat::processReplacing(float **inputs, float **outputs, VstInt32 sampleFrames) 
+{
+    float* in1  =  inputs[0];
+    float* in2  =  inputs[1];
+    float* out1 = outputs[0];
+    float* out2 = outputs[1];
+	
+	double overallscale = 1.0;
+	overallscale /= 44100.0;
+	overallscale *= getSampleRate();
+	bool highSample = false;
+	if (getSampleRate() > 64000) highSample = true;
+	//we will go to another dither for 88 and 96K
+	float fpTemp;
+	long double fpOld = 0.618033988749894848204586; //golden ratio!
+	long double fpNew = 1.0 - fpOld;	
+
+	double drySampleL;
+	double drySampleR;
+	double tempSampleL;
+	double tempSampleR;
+	long double inputSampleL;
+	long double inputSampleR;
+	
+	int deSyn = (VstInt32)( A * 5.999 )+1;
+	double increment = B;
+	double brighten = C;
+	double outputlevel = D;
+	double wet = E;
+	double dry = 1.0-wet;
+	
+	if (deSyn == 4) {deSyn = 1; increment = 0.411; brighten = 0.87;}
+	//606 preset
+	if (deSyn == 5) {deSyn = 2; increment = 0.111; brighten = 1.0;}
+	//808 preset
+	if (deSyn == 6) {deSyn = 2; increment = 0.299; brighten = 0.359;}
+	//909 preset
+	int tok = deSyn + 1;
+	increment *= 0.98;
+	increment += 0.01;
+	increment += (double)tok;
+	double fosA = increment;
+	double fosB = fosA * increment;
+	double fosC = fosB * increment;
+	double fosD = fosC * increment;
+	double fosE = fosD * increment;
+	double fosF = fosE * increment;
+	int posA = fosA;
+	int posB = fosB;
+	int posC = fosC;
+	int posD = fosD;
+	int posE = fosE;
+	int posF = fosF;
+	int posG = posF*posE*posD*posC*posB; //factorial
+    
+    while (--sampleFrames >= 0)
+    {
+		inputSampleL = *in1;
+		inputSampleR = *in2;
+		drySampleL = inputSampleL;
+		drySampleR = inputSampleR;
+		
+		inputSampleL = fabs(inputSampleL)*outputlevel;
+		inputSampleR = fabs(inputSampleR)*outputlevel;
+		
+		if (flip) { //will always be true unless we have high sample rate
+			tik++;
+			tik = tik % posG;		
+			tok = tik * tik; tok = tok % posF;
+			tok *= tok; tok = tok % posE;
+			tok *= tok; tok = tok % posD;
+			tok *= tok; tok = tok % posC;
+			tok *= tok; tok = tok % posB;
+			tok *= tok; tok = tok % posA;
+			
+			inputSampleL = tok*inputSampleL;
+			if ((abs(lok-tok)<abs(lok+tok))&&(deSyn == 1)) {inputSampleL = -tok*inputSampleL;}		
+			if ((abs(lok-tok)>abs(lok+tok))&&(deSyn == 2)) {inputSampleL = -tok*inputSampleL;}
+			if ((abs(lok-tok)<abs(lok+tok))&&(deSyn == 3)) {inputSampleL = -tok*inputSampleL;}
+
+			inputSampleR = tok*inputSampleR;
+			if ((abs(lok-tok)<abs(lok+tok))&&(deSyn == 1)) {inputSampleR = -tok*inputSampleR;}		
+			if ((abs(lok-tok)>abs(lok+tok))&&(deSyn == 2)) {inputSampleR = -tok*inputSampleR;}
+			if ((abs(lok-tok)<abs(lok+tok))&&(deSyn == 3)) {inputSampleR = -tok*inputSampleR;}
+
+			lok = tok;
+
+			tempSampleL = inputSampleL;
+			inputSampleL = inputSampleL - (lastSampleL*brighten);
+			lastSampleL = tempSampleL;
+
+			tempSampleR = inputSampleR;
+			inputSampleR = inputSampleR - (lastSampleR*brighten);
+			lastSampleR = tempSampleR;
+		} else { //we have high sample rate and this is an interpolate sample
+			inputSampleL = lastSampleL;
+			inputSampleR = lastSampleR;
+			//not really interpolating, just sample-and-hold
+		}
+		
+		if (highSample) {
+			flip = !flip;
+		} else {
+			flip = true;
+		}
+		
+		tempSampleL = inputSampleL;
+		inputSampleL += storedSampleL;
+		storedSampleL = tempSampleL;
+
+		tempSampleR = inputSampleR;
+		inputSampleR += storedSampleR;
+		storedSampleR = tempSampleR;
+		
+		if (wet !=1.0) {
+			inputSampleL = (inputSampleL * wet) + (drySampleL * dry);
+			inputSampleR = (inputSampleR * wet) + (drySampleR * dry);
+		}		
+		
+		//noise shaping to 32-bit floating point
+		if (fpFlip) {
+			fpTemp = inputSampleL;
+			fpNShapeLA = (fpNShapeLA*fpOld)+((inputSampleL-fpTemp)*fpNew);
+			inputSampleL += fpNShapeLA;
+			fpTemp = inputSampleR;
+			fpNShapeRA = (fpNShapeRA*fpOld)+((inputSampleR-fpTemp)*fpNew);
+			inputSampleR += fpNShapeRA;
+		}
+		else {
+			fpTemp = inputSampleL;
+			fpNShapeLB = (fpNShapeLB*fpOld)+((inputSampleL-fpTemp)*fpNew);
+			inputSampleL += fpNShapeLB;
+			fpTemp = inputSampleR;
+			fpNShapeRB = (fpNShapeRB*fpOld)+((inputSampleR-fpTemp)*fpNew);
+			inputSampleR += fpNShapeRB;
+		}
+		fpFlip = !fpFlip;
+		//end noise shaping on 32 bit output
+
+		*out1 = inputSampleL;
+		*out2 = inputSampleR;
+
+		*in1++;
+		*in2++;
+		*out1++;
+		*out2++;
+    }
+}
+
+void ElectroHat::processDoubleReplacing(double **inputs, double **outputs, VstInt32 sampleFrames) 
+{
+    double* in1  =  inputs[0];
+    double* in2  =  inputs[1];
+    double* out1 = outputs[0];
+    double* out2 = outputs[1];
+
+	double overallscale = 1.0;
+	overallscale /= 44100.0;
+	overallscale *= getSampleRate();
+	bool highSample = false;
+	if (getSampleRate() > 64000) highSample = true;
+	//we will go to another dither for 88 and 96K
+	double fpTemp;
+	long double fpOld = 0.618033988749894848204586; //golden ratio!
+	long double fpNew = 1.0 - fpOld;	
+	
+	double drySampleL;
+	double drySampleR;
+	double tempSampleL;
+	double tempSampleR;
+	long double inputSampleL;
+	long double inputSampleR;
+	
+	int deSyn = (VstInt32)( A * 5.999 )+1;
+	double increment = B;
+	double brighten = C;
+	double outputlevel = D;
+	double wet = E;
+	double dry = 1.0-wet;
+	
+	if (deSyn == 4) {deSyn = 1; increment = 0.411; brighten = 0.87;}
+	//606 preset
+	if (deSyn == 5) {deSyn = 2; increment = 0.111; brighten = 1.0;}
+	//808 preset
+	if (deSyn == 6) {deSyn = 2; increment = 0.299; brighten = 0.359;}
+	//909 preset
+	int tok = deSyn + 1;
+	increment *= 0.98;
+	increment += 0.01;
+	increment += (double)tok;
+	double fosA = increment;
+	double fosB = fosA * increment;
+	double fosC = fosB * increment;
+	double fosD = fosC * increment;
+	double fosE = fosD * increment;
+	double fosF = fosE * increment;
+	int posA = fosA;
+	int posB = fosB;
+	int posC = fosC;
+	int posD = fosD;
+	int posE = fosE;
+	int posF = fosF;
+	int posG = posF*posE*posD*posC*posB; //factorial
+	
+    while (--sampleFrames >= 0)
+    {
+		inputSampleL = *in1;
+		inputSampleR = *in2;
+		drySampleL = inputSampleL;
+		drySampleR = inputSampleR;
+		
+		inputSampleL = fabs(inputSampleL)*outputlevel;
+		inputSampleR = fabs(inputSampleR)*outputlevel;
+		
+		if (flip) { //will always be true unless we have high sample rate
+			tik++;
+			tik = tik % posG;		
+			tok = tik * tik; tok = tok % posF;
+			tok *= tok; tok = tok % posE;
+			tok *= tok; tok = tok % posD;
+			tok *= tok; tok = tok % posC;
+			tok *= tok; tok = tok % posB;
+			tok *= tok; tok = tok % posA;
+			
+			inputSampleL = tok*inputSampleL;
+			if ((abs(lok-tok)<abs(lok+tok))&&(deSyn == 1)) {inputSampleL = -tok*inputSampleL;}		
+			if ((abs(lok-tok)>abs(lok+tok))&&(deSyn == 2)) {inputSampleL = -tok*inputSampleL;}
+			if ((abs(lok-tok)<abs(lok+tok))&&(deSyn == 3)) {inputSampleL = -tok*inputSampleL;}
+			
+			inputSampleR = tok*inputSampleR;
+			if ((abs(lok-tok)<abs(lok+tok))&&(deSyn == 1)) {inputSampleR = -tok*inputSampleR;}		
+			if ((abs(lok-tok)>abs(lok+tok))&&(deSyn == 2)) {inputSampleR = -tok*inputSampleR;}
+			if ((abs(lok-tok)<abs(lok+tok))&&(deSyn == 3)) {inputSampleR = -tok*inputSampleR;}
+			
+			lok = tok;
+			
+			tempSampleL = inputSampleL;
+			inputSampleL = inputSampleL - (lastSampleL*brighten);
+			lastSampleL = tempSampleL;
+			
+			tempSampleR = inputSampleR;
+			inputSampleR = inputSampleR - (lastSampleR*brighten);
+			lastSampleR = tempSampleR;
+		} else { //we have high sample rate and this is an interpolate sample
+			inputSampleL = lastSampleL;
+			inputSampleR = lastSampleR;
+			//not really interpolating, just sample-and-hold
+		}
+		
+		if (highSample) {
+			flip = !flip;
+		} else {
+			flip = true;
+		}
+		
+		tempSampleL = inputSampleL;
+		inputSampleL += storedSampleL;
+		storedSampleL = tempSampleL;
+		
+		tempSampleR = inputSampleR;
+		inputSampleR += storedSampleR;
+		storedSampleR = tempSampleR;
+		
+		if (wet !=1.0) {
+			inputSampleL = (inputSampleL * wet) + (drySampleL * dry);
+			inputSampleR = (inputSampleR * wet) + (drySampleR * dry);
+		}		
+				
+		//noise shaping to 64-bit floating point
+		if (fpFlip) {
+			fpTemp = inputSampleL;
+			fpNShapeLA = (fpNShapeLA*fpOld)+((inputSampleL-fpTemp)*fpNew);
+			inputSampleL += fpNShapeLA;
+			fpTemp = inputSampleR;
+			fpNShapeRA = (fpNShapeRA*fpOld)+((inputSampleR-fpTemp)*fpNew);
+			inputSampleR += fpNShapeRA;
+		}
+		else {
+			fpTemp = inputSampleL;
+			fpNShapeLB = (fpNShapeLB*fpOld)+((inputSampleL-fpTemp)*fpNew);
+			inputSampleL += fpNShapeLB;
+			fpTemp = inputSampleR;
+			fpNShapeRB = (fpNShapeRB*fpOld)+((inputSampleR-fpTemp)*fpNew);
+			inputSampleR += fpNShapeRB;
+		}
+		fpFlip = !fpFlip;
+		//end noise shaping on 64 bit output
+		
+		*out1 = inputSampleL;
+		*out2 = inputSampleR;
+
+		*in1++;
+		*in2++;
+		*out1++;
+		*out2++;
+    }
+}
\ No newline at end of file