sm-26/Source/SynthParams.h

#pragma once

#include <JuceHeader.h>
#include <array>

namespace sm26 {

enum ParamId : int {
    PO1WAVE = 0, PO2WAVE, PO1OCT, PO1CT, PO2OCT, PO2CT,
    PMIX, PNOISE, PCUTOFF, PRES, PFENV, PFTYPE,
    PATK, PDEC, PSUS, PREL,
    PDTIME, PDSTEPS, PDSYNC, PDFB, PDMIX,
    PDRIVE, PGLIDE, PMASTER,
    kNumParams
};

static constexpr int kNumKnobs = 4;

struct ControlDef {
    const char* name;
    int         param = 0;
    float       lo    = 0.0f;
    float       hi    = 1.0f;
};

struct Preset {
    const char* name;
    const char* category;
    std::array<float, kNumParams> base;
    std::array<ControlDef, kNumKnobs> ctl;
};

inline std::array<float, kNumParams> defaultParams()
{
    std::array<float, kNumParams> d{};
    d[PO1WAVE] = 0.0f; d[PO2WAVE] = 0.0f;
    d[PO1OCT]  = 0.50f; d[PO1CT]  = 0.50f;
    d[PO2OCT]  = 0.50f; d[PO2CT]  = 0.54f;
    d[PMIX]    = 0.18f; d[PNOISE] = 0.02f;
    d[PCUTOFF] = 0.68f; d[PRES]   = 0.22f;
    d[PFENV]   = 0.38f; d[PFTYPE] = 0.0f;
    d[PATK]    = 0.12f; d[PDEC]   = 0.48f;
    d[PSUS]    = 0.50f; d[PREL]   = 0.55f;
    d[PDTIME]  = 0.30f; d[PDSTEPS]= 6.0f / 15.0f;
    d[PDSYNC]  = 1.0f;  d[PDFB]   = 0.42f;
    d[PDMIX]   = 0.42f; d[PDRIVE] = 0.16f;
    d[PGLIDE]  = 0.0f;  d[PMASTER]= 0.70f;
    return d;
}

const char* paramShortName(int id);
const char* paramUnit(int id);
float paramReal(int id, float n01);
inline float clamp01(float v) { return v < 0.f ? 0.f : (v > 1.f ? 1.f : v); }

int  paramFilterType(float n01);

String  formatParamReal(int id, float n01);
int     paramWaveIndex(float n01);
float   unwrapParameter(int id, float n01);

String  formatTimeMs(float ms);
String  formatFreq(float hz);
String  formatPercent(float v);
const char* waveName(int w);

const char* const* stepsLabels();
const float*       stepsBeats();
int  stepsPerBeatFor(float stepIndex);

} // namespace sm26