/* ========================================
 *  Infinity2 - Infinity2.h
 *  Copyright (c) 2016 airwindows, Airwindows uses the MIT license
 * ======================================== */

#include "Infinity2.h"

#ifdef SHR3D_SFX_CORE_AIRWINDOWS

#include <cmath>
namespace airwinconsolidated::Infinity2 {

Infinity2::Infinity2()
{
	for (int x = 0; x < 11; x++) {biquadA[x] = 0.0; biquadB[x] = 0.0; biquadC[x] = 0.0;}
	
	feedbackAL = feedbackAR = 0.0;
	feedbackBL = feedbackBR = 0.0;
	feedbackCL = feedbackCR = 0.0;
	feedbackDL = feedbackDR = 0.0;
	feedbackEL = feedbackER = 0.0;
	feedbackFL = feedbackFR = 0.0;
	feedbackGL = feedbackGR = 0.0;
	feedbackHL = feedbackHR = 0.0;
	
	int count;
	for(count = 0; count < 8110; count++) {aAL[count] = aAR[count] = 0.0;}
	for(count = 0; count < 7510; count++) {aBL[count] = aBR[count] = 0.0;}
	for(count = 0; count < 7310; count++) {aCL[count] = aCR[count] = 0.0;}
	for(count = 0; count < 6910; count++) {aDL[count] = aDR[count] = 0.0;}
	for(count = 0; count < 6310; count++) {aEL[count] = aER[count] = 0.0;}
	for(count = 0; count < 6110; count++) {aFL[count] = aFR[count] = 0.0;}
	for(count = 0; count < 5510; count++) {aGL[count] = aGR[count] = 0.0;}
	for(count = 0; count < 4910; count++) {aHL[count] = aHR[count] = 0.0;}
	//maximum value needed will be delay * 100, plus 206 (absolute max vibrato depth)
	for(count = 0; count < 4510; count++) {aIL[count] = aIR[count] = 0.0;}
	for(count = 0; count < 4310; count++) {aJL[count] = aJR[count] = 0.0;}
	for(count = 0; count < 3910; count++) {aKL[count] = aKR[count] = 0.0;}
	for(count = 0; count < 3310; count++) {aLL[count] = aLR[count] = 0.0;}
	//maximum value will be delay * 100
	countA = 1; delayA = 79;
	countB = 1; delayB = 73;
	countC = 1; delayC = 71;
	countD = 1; delayD = 67;	
	countE = 1; delayE = 61;
	countF = 1; delayF = 59;
	countG = 1; delayG = 53;
	countH = 1; delayH = 47;
	//the householder matrices
	countI = 1; delayI = 43;
	countJ = 1; delayJ = 41;
	countK = 1; delayK = 37;
	countL = 1; delayL = 31;
	//the allpasses
	
	A = 1.0;
	B = 0.5;
	C = 0.0;
	D = 1.0;
	E = 1.0;
	F = 1.0;

	fpdL = 1; while (fpdL < 16386) fpdL = rand()*UINT32_MAX;
	fpdR = 1; while (fpdR < 16386) fpdR = rand()*UINT32_MAX;
	//this is reset: values being initialized only once. Startup values, whatever they are.
}

int Infinity2::getParameterCount() const
{
  return kNumParameters;
}

void Infinity2::setParameter(int 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;
        default: break; // unknown parameter, shouldn't happen!
    }
}

float Infinity2::getParameter(int 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;
        default: break; // unknown parameter, shouldn't happen!
    } return 0.0; //we only need to update the relevant name, this is simple to manage
}

void Infinity2::getParameterName(int index, char *text) {
    switch (index) {
        case kParamA: strncpy (text, "Filter", kVstMaxParamStrLen); break;
		case kParamB: strncpy (text, "Size", kVstMaxParamStrLen); break;
		case kParamC: strncpy (text, "Damping", kVstMaxParamStrLen); break;
		case kParamD: strncpy (text, "Allpass", kVstMaxParamStrLen); break;
		case kParamE: strncpy (text, "Feedback", kVstMaxParamStrLen); break;
		case kParamF: strncpy (text, "Dry/Wet", kVstMaxParamStrLen); break;
        default: break; // unknown parameter, shouldn't happen!
    } //this is our labels for displaying in the VST host
}

void Infinity2::getParameterDisplay(int 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;
        case kParamE: float2string (E, text, kVstMaxParamStrLen); break;
        case kParamF: float2string (F, text, kVstMaxParamStrLen); break;
        default: break; // unknown parameter, shouldn't happen!
	} //this displays the values and handles 'popups' where it's discrete choices
}

void Infinity2::getParameterLabel(int index, char *text) {
    switch (index) {
        case kParamA: strncpy (text, "", kVstMaxParamStrLen); break;
        case kParamB: strncpy (text, "", kVstMaxParamStrLen); break;
        case kParamC: strncpy (text, "", kVstMaxParamStrLen); break;
        case kParamD: strncpy (text, "", kVstMaxParamStrLen); break;
        case kParamE: strncpy (text, "", kVstMaxParamStrLen); break;
        case kParamF: strncpy (text, "", kVstMaxParamStrLen); break;
		default: break; // unknown parameter, shouldn't happen!
    }
}




} // end namespace

#endif // SHR3D_SFX_CORE_AIRWINDOWS
