/* ========================================
 *  Ditherbox - Ditherbox.h
 *  Copyright (c) 2016 airwindows, Airwindows uses the MIT license
 * ======================================== */

#ifndef __Ditherbox_H
#include "Ditherbox.h"
#endif

AudioEffect* createEffectInstance(audioMasterCallback audioMaster) {return new Ditherbox(audioMaster);}

Ditherbox::Ditherbox(audioMasterCallback audioMaster) :
    AudioEffectX(audioMaster, kNumPrograms, kNumParameters)
{
	A = 0.86;

	Position = 99999999;
	contingentErrL = 0.0;
	contingentErrR = 0.0;
	currentDitherL = 0.0;
	currentDitherR = 0.0;
	bynL[0] = 1000;
	bynL[1] = 301;
	bynL[2] = 176;
	bynL[3] = 125;
	bynL[4] = 97;
	bynL[5] = 79;
	bynL[6] = 67;
	bynL[7] = 58;
	bynL[8] = 51;
	bynL[9] = 46;
	bynL[10] = 1000;
	noiseShapingL = 0.0;
	bynR[0] = 1000;
	bynR[1] = 301;
	bynR[2] = 176;
	bynR[3] = 125;
	bynR[4] = 97;
	bynR[5] = 79;
	bynR[6] = 67;
	bynR[7] = 58;
	bynR[8] = 51;
	bynR[9] = 46;
	bynR[10] = 1000;
	noiseShapingR = 0.0;
	
	NSOddL = 0.0;
	prevL = 0.0;
	nsL[0] = 0;
	nsL[1] = 0;
	nsL[2] = 0;
	nsL[3] = 0;
	nsL[4] = 0;
	nsL[5] = 0;
	nsL[6] = 0;
	nsL[7] = 0;
	nsL[8] = 0;
	nsL[9] = 0;
	nsL[10] = 0;
	nsL[11] = 0;
	nsL[12] = 0;
	nsL[13] = 0;
	nsL[14] = 0;
	nsL[15] = 0;
	NSOddR = 0.0;
	prevR = 0.0;
	nsR[0] = 0;
	nsR[1] = 0;
	nsR[2] = 0;
	nsR[3] = 0;
	nsR[4] = 0;
	nsR[5] = 0;
	nsR[6] = 0;
	nsR[7] = 0;
	nsR[8] = 0;
	nsR[9] = 0;
	nsR[10] = 0;
	nsR[11] = 0;
	nsR[12] = 0;
	nsR[13] = 0;
	nsR[14] = 0;
	nsR[15] = 0;

	lastSampleL = 0.0;
	outSampleL = 0.0;
	lastSampleR = 0.0;
	outSampleR = 0.0;

	iirSampleAL = 0.0;
	iirSampleBL = 0.0;
	iirSampleCL = 0.0;
	iirSampleDL = 0.0;
	iirSampleEL = 0.0;
	iirSampleFL = 0.0;
	iirSampleGL = 0.0;
	iirSampleHL = 0.0;
	iirSampleIL = 0.0;
	iirSampleJL = 0.0;
	iirSampleKL = 0.0;
	iirSampleLL = 0.0;
	iirSampleML = 0.0;
	iirSampleNL = 0.0;
	iirSampleOL = 0.0;
	iirSamplePL = 0.0;
	iirSampleQL = 0.0;
	iirSampleRL = 0.0;
	iirSampleSL = 0.0;
	iirSampleTL = 0.0;
	iirSampleUL = 0.0;
	iirSampleVL = 0.0;
	iirSampleWL = 0.0;
	iirSampleXL = 0.0;
	iirSampleYL = 0.0;
	iirSampleZL = 0.0;
	
	iirSampleAR = 0.0;
	iirSampleBR = 0.0;
	iirSampleCR = 0.0;
	iirSampleDR = 0.0;
	iirSampleER = 0.0;
	iirSampleFR = 0.0;
	iirSampleGR = 0.0;
	iirSampleHR = 0.0;
	iirSampleIR = 0.0;
	iirSampleJR = 0.0;
	iirSampleKR = 0.0;
	iirSampleLR = 0.0;
	iirSampleMR = 0.0;
	iirSampleNR = 0.0;
	iirSampleOR = 0.0;
	iirSamplePR = 0.0;
	iirSampleQR = 0.0;
	iirSampleRR = 0.0;
	iirSampleSR = 0.0;
	iirSampleTR = 0.0;
	iirSampleUR = 0.0;
	iirSampleVR = 0.0;
	iirSampleWR = 0.0;
	iirSampleXR = 0.0;
	iirSampleYR = 0.0;
	iirSampleZR = 0.0;
	//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
}

Ditherbox::~Ditherbox() {}
VstInt32 Ditherbox::getVendorVersion () {return 1000;}
void Ditherbox::setProgramName(char *name) {vst_strncpy (_programName, name, kVstMaxProgNameLen);}
void Ditherbox::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 Ditherbox::getChunk (void** data, bool isPreset)
{
	float *chunkData = (float *)calloc(kNumParameters, sizeof(float));
	chunkData[0] = A;
	/* 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 Ditherbox::setChunk (void* data, VstInt32 byteSize, bool isPreset)
{	
	float *chunkData = (float *)data;
	A = pinParameter(chunkData[0]);
	/* 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 Ditherbox::setParameter(VstInt32 index, float value) {
    switch (index) {
        case kParamA: A = value; break;
        default: throw; // unknown parameter, shouldn't happen!
    }
}

float Ditherbox::getParameter(VstInt32 index) {
    switch (index) {
        case kParamA: return A; 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 Ditherbox::getParameterName(VstInt32 index, char *text) {
    switch (index) {
        case kParamA: vst_strncpy (text, "Type", kVstMaxParamStrLen); break;
        default: break; // unknown parameter, shouldn't happen!
    } //this is our labels for displaying in the VST host
}

void Ditherbox::getParameterDisplay(VstInt32 index, char *text) {
    switch (index) {
        case kParamA: switch((VstInt32)( A * 24.999 )) //0 to almost edge of # of params
		{
			case 0: vst_strncpy (text, "Trunc", kVstMaxParamStrLen); break;
			case 1: vst_strncpy (text, "Flat", kVstMaxParamStrLen); break;
			case 2: vst_strncpy (text, "TPDF", kVstMaxParamStrLen); break;
			case 3: vst_strncpy (text, "Paul", kVstMaxParamStrLen); break;
			case 4: vst_strncpy (text, "DbPaul", kVstMaxParamStrLen); break;
			case 5: vst_strncpy (text, "Tape", kVstMaxParamStrLen); break;
			case 6: vst_strncpy (text, "HiGloss", kVstMaxParamStrLen); break;
			case 7: vst_strncpy (text, "Vinyl", kVstMaxParamStrLen); break;
			case 8: vst_strncpy (text, "Spatial", kVstMaxParamStrLen); break;
			case 9: vst_strncpy (text, "Natural", kVstMaxParamStrLen); break;
			case 10: vst_strncpy (text, "NJAD", kVstMaxParamStrLen); break;
			case 11: vst_strncpy (text, "Trunc", kVstMaxParamStrLen); break;
			case 12: vst_strncpy (text, "Flat", kVstMaxParamStrLen); break;
			case 13: vst_strncpy (text, "TPDF", kVstMaxParamStrLen); break;
			case 14: vst_strncpy (text, "Paul", kVstMaxParamStrLen); break;
			case 15: vst_strncpy (text, "DbPaul", kVstMaxParamStrLen); break;
			case 16: vst_strncpy (text, "Tape", kVstMaxParamStrLen); break;
			case 17: vst_strncpy (text, "HiGloss", kVstMaxParamStrLen); break;
			case 18: vst_strncpy (text, "Vinyl", kVstMaxParamStrLen); break;
			case 19: vst_strncpy (text, "Spatial", kVstMaxParamStrLen); break;
			case 20: vst_strncpy (text, "Natural", kVstMaxParamStrLen); break;
			case 21: vst_strncpy (text, "NJAD", kVstMaxParamStrLen); break;
			case 22: vst_strncpy (text, "SlewOnl", kVstMaxParamStrLen); break;
			case 23: vst_strncpy (text, "SubsOnl", kVstMaxParamStrLen); break;
			case 24: vst_strncpy (text, "Silhoue", kVstMaxParamStrLen); break;
			default: break; // unknown parameter, shouldn't happen!
		} break;			
        default: break; // unknown parameter, shouldn't happen!
	} //this displays the values and handles 'popups' where it's discrete choices
}

void Ditherbox::getParameterLabel(VstInt32 index, char *text) {
    switch (index) {
        case kParamA: switch((VstInt32)( A * 24.999 )) //0 to almost edge of # of params
		{
			case 0: vst_strncpy (text, "16", kVstMaxParamStrLen); break;
			case 1: vst_strncpy (text, "16", kVstMaxParamStrLen); break;
			case 2: vst_strncpy (text, "16", kVstMaxParamStrLen); break;
			case 3: vst_strncpy (text, "16", kVstMaxParamStrLen); break;
			case 4: vst_strncpy (text, "16", kVstMaxParamStrLen); break;
			case 5: vst_strncpy (text, "16", kVstMaxParamStrLen); break;
			case 6: vst_strncpy (text, "16", kVstMaxParamStrLen); break;
			case 7: vst_strncpy (text, "16", kVstMaxParamStrLen); break;
			case 8: vst_strncpy (text, "16", kVstMaxParamStrLen); break;
			case 9: vst_strncpy (text, "16", kVstMaxParamStrLen); break;
			case 10: vst_strncpy (text, "16", kVstMaxParamStrLen); break;
			case 11: vst_strncpy (text, "24", kVstMaxParamStrLen); break;
			case 12: vst_strncpy (text, "24", kVstMaxParamStrLen); break;
			case 13: vst_strncpy (text, "24", kVstMaxParamStrLen); break;
			case 14: vst_strncpy (text, "24", kVstMaxParamStrLen); break;
			case 15: vst_strncpy (text, "24", kVstMaxParamStrLen); break;
			case 16: vst_strncpy (text, "24", kVstMaxParamStrLen); break;
			case 17: vst_strncpy (text, "24", kVstMaxParamStrLen); break;
			case 18: vst_strncpy (text, "24", kVstMaxParamStrLen); break;
			case 19: vst_strncpy (text, "24", kVstMaxParamStrLen); break;
			case 20: vst_strncpy (text, "24", kVstMaxParamStrLen); break;
			case 21: vst_strncpy (text, "24", kVstMaxParamStrLen); break;
			case 22: vst_strncpy (text, "y", kVstMaxParamStrLen); break;
			case 23: vst_strncpy (text, "y", kVstMaxParamStrLen); break;
			case 24: vst_strncpy (text, "tte", kVstMaxParamStrLen); break;
			default: break; // unknown parameter, shouldn't happen!
		} break;			
        default: break; // unknown parameter, shouldn't happen!
	} //this displays the values and handles 'popups' where it's discrete choices
}

VstInt32 Ditherbox::canDo(char *text) 
{ return (_canDo.find(text) == _canDo.end()) ? -1: 1; } // 1 = yes, -1 = no, 0 = don't know

bool Ditherbox::getEffectName(char* name) {
    vst_strncpy(name, "Ditherbox", kVstMaxProductStrLen); return true;
}

VstPlugCategory Ditherbox::getPlugCategory() {return kPlugCategEffect;}

bool Ditherbox::getProductString(char* text) {
  	vst_strncpy (text, "airwindows Ditherbox", kVstMaxProductStrLen); return true;
}

bool Ditherbox::getVendorString(char* text) {
  	vst_strncpy (text, "airwindows", kVstMaxVendorStrLen); return true;
}
