#pragma once

#include <stdbool.h>
#include <stdint.h>
#include <math.h>

#include "input.h"
#include "vco.h"

typedef struct {
	float		clock_bpm;

	float		vco_freq;
	float		vco_volume;
	vco_mode_t	vco_mode;

	float		filter_freq;
	float		filter_resonance;

	float		env1_attack;
	float		env1_release;
	float		env2_attack;
	float		env2_release;

	float		reverb_amount;
	bool		quant_enabled;
	bool		amen_enabled;
} state_t;

static inline float map_linear(float v, float min, float max) {
	return min + v * (max - min);
}

static inline float map_exponential(float v, float min, float max) {
	return min + powf(max / min, v);
}

static inline float map_squared(float v, float min, float max) {
	return min + (v * v) * (max - min);
}

void update_state(state_t* state, input_t* input);