Add more fx

plugin/Source/FX/DeRez2.cpp

@@ -0,0 +1,156 @@
+/* ========================================
+ *  DeRez2 - DeRez2.h
+ *  Copyright (c) 2016 airwindows, Airwindows uses the MIT license
+ * ======================================== */
+
+#ifndef __DeRez2_H
+#include "DeRez2.h"
+#endif
+
+JUCE_BEGIN_IGNORE_WARNINGS_GCC_LIKE ("-Wfloat-conversion", "-Wimplicit-float-conversion", "-Wunused-parameter")
+
+DeRez2::DeRez2(audioMasterCallback audioMaster) :
+    AudioEffectX(audioMaster, kNumPrograms, kNumParameters)
+{
+	A = 1.0;
+	B = 1.0;
+	C = 1.0;
+	D = 1.0;
+	lastSampleL = 0.0;
+	heldSampleL = 0.0;
+	lastDrySampleL = 0.0;
+	lastOutputSampleL = 0.0;
+
+	lastSampleR = 0.0;
+	heldSampleR = 0.0;
+	lastDrySampleR = 0.0;
+	lastOutputSampleR = 0.0;
+
+	position = 0.0;
+	incrementA = 0.0;
+	incrementB = 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
+}
+
+DeRez2::~DeRez2() {}
+VstInt32 DeRez2::getVendorVersion () {return 1000;}
+void DeRez2::setProgramName(char *name) {vst_strncpy (_programName, name, kVstMaxProgNameLen);}
+void DeRez2::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 DeRez2::getChunk (void** data, bool isPreset)
+{
+	float *chunkData = (float *)calloc(kNumParameters, sizeof(float));
+	chunkData[0] = A;
+	chunkData[1] = B;
+	chunkData[2] = C;
+	chunkData[3] = D;
+	/* 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 DeRez2::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]);
+	/* 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 DeRez2::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;
+        default: throw; // unknown parameter, shouldn't happen!
+    }
+}
+
+float DeRez2::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;
+         default: break; // unknown parameter, shouldn't happen!
+    } return 0.0; //we only need to update the relevant name, this is simple to manage
+}
+
+void DeRez2::getParameterName(VstInt32 index, char *text) {
+    switch (index) {
+        case kParamA: vst_strncpy (text, "Rate", kVstMaxParamStrLen); break;
+		case kParamB: vst_strncpy (text, "Rez", kVstMaxParamStrLen); break;
+		case kParamC: vst_strncpy (text, "Hard", kVstMaxParamStrLen); break;
+		case kParamD: 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 DeRez2::getParameterDisplay(VstInt32 index, char *text) {
+    switch (index) {
+        case kParamA: float2string (A, text, kVstMaxParamStrLen); break;
+        case kParamB: float2string (B, text, kVstMaxParamStrLen); break;
+        case kParamC: float2string (C, text, kVstMaxParamStrLen); break;
+        case kParamD: float2string (D, text, kVstMaxParamStrLen); break;
+        default: break; // unknown parameter, shouldn't happen!
+	} //this displays the values and handles 'popups' where it's discrete choices
+}
+
+void DeRez2::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;
+		default: break; // unknown parameter, shouldn't happen!
+    }
+}
+
+VstInt32 DeRez2::canDo(char *text) 
+{ return (_canDo.find(text) == _canDo.end()) ? -1: 1; } // 1 = yes, -1 = no, 0 = don't know
+
+bool DeRez2::getEffectName(char* name) {
+    vst_strncpy(name, "DeRez2", kVstMaxProductStrLen); return true;
+}
+
+VstPlugCategory DeRez2::getPlugCategory() {return kPlugCategEffect;}
+
+bool DeRez2::getProductString(char* text) {
+  	vst_strncpy (text, "airwindows DeRez2", kVstMaxProductStrLen); return true;
+}
+
+bool DeRez2::getVendorString(char* text) {
+  	vst_strncpy (text, "airwindows", kVstMaxVendorStrLen); return true;
+}