#include <generated/csr.h>
#include <stdint.h>

#pragma once

#ifdef CSR_AUDIO_BASE
// Function Definition

void reset_audio(void);

void set_wave(uint32_t osc, uint32_t wave);

void set_freq(uint32_t osc, uint32_t freq);

void audio(uint32_t osc, uint32_t wave, uint32_t freq);

void timed_freq(uint32_t osc, uint32_t freq, unsigned int duration_ms);

// Waves
enum wave_t {
	WAVE_SAWTOOTH,
	WAVE_SQUARE,
	WAVE_TRIANGLE,
	WAVE_SINE
};

// Notes
#define NOTE_NONE 0

#define NOTE_C0 16.35f
#define NOTE_C0S 17.32f
#define NOTE_D0 18.35f
#define NOTE_D0S 19.45f
#define NOTE_E0 20.60f
#define NOTE_F0 21.83f
#define NOTE_F0S 23.12f
#define NOTE_G0 24.50f
#define NOTE_G0S 25.96f
#define NOTE_A0 27.50f
#define NOTE_A0S 29.14f
#define NOTE_B0 30.87f

#define NOTE_C1 32.70f
#define NOTE_C1S 34.65f
#define NOTE_D1 36.71f
#define NOTE_D1S 38.89f
#define NOTE_E1 41.20f
#define NOTE_F1 43.65f
#define NOTE_F1S 46.25f
#define NOTE_G1 49.00f
#define NOTE_G1S 51.91f
#define NOTE_A1 55.00f
#define NOTE_A1S 58.27f
#define NOTE_B1 61.74f

#define NOTE_C2 65.41f
#define NOTE_C2S 69.30f
#define NOTE_D2 73.42f
#define NOTE_D2S 77.78f
#define NOTE_E2 82.41f
#define NOTE_F2 87.31f
#define NOTE_F2S 92.50f
#define NOTE_G2 98.00f
#define NOTE_G2S 103.83f
#define NOTE_A2 110.00f
#define NOTE_A2S 116.54f
#define NOTE_B2 123.47f

#define NOTE_C3 130.81f
#define NOTE_C3S 138.59f
#define NOTE_D3 146.83f
#define NOTE_D3S 155.56f
#define NOTE_E3 164.81f
#define NOTE_F3 174.61f
#define NOTE_F3S 185.00f
#define NOTE_G3 196.00f
#define NOTE_G3S 207.65f
#define NOTE_A3 220.00f
#define NOTE_A3S 233.08f
#define NOTE_B3 246.94f

#define NOTE_C4 261.63f
#define NOTE_C4S 277.18f
#define NOTE_D4 293.66f
#define NOTE_D4S 311.13f
#define NOTE_E4 329.63f
#define NOTE_F4 349.23f
#define NOTE_F4S 369.99f
#define NOTE_G4 392.00f
#define NOTE_G4S 415.30f
#define NOTE_A4 440.00f
#define NOTE_A4S 466.16f
#define NOTE_B4 493.88f

#define NOTE_C5 523.25f
#define NOTE_C5S 554.37f
#define NOTE_D5 587.33f
#define NOTE_D5S 622.25f
#define NOTE_E5 659.25f
#define NOTE_F5 698.46f
#define NOTE_F5S 739.99f
#define NOTE_G5 783.99f
#define NOTE_G5S 830.61f
#define NOTE_A5 880.00f
#define NOTE_A5S 932.33f
#define NOTE_B5 987.77f

#define NOTE_C6 1046.50f
#define NOTE_C6S 1108.73f
#define NOTE_D6 1174.66f
#define NOTE_D6S 1244.51f
#define NOTE_E6 1318.51f
#define NOTE_F6 1396.91f
#define NOTE_F6S 1479.98f
#define NOTE_G6 1567.98f
#define NOTE_G6S 1661.22f
#define NOTE_A6 1760.00f
#define NOTE_A6S 1864.66f
#define NOTE_B6 1975.53f

#define NOTE_C7 2093.00f
#define NOTE_C7S 2217.46f
#define NOTE_D7 2349.32f
#define NOTE_D7S 2489.02f
#define NOTE_E7 2637.02f
#define NOTE_F7 2793.83f
#define NOTE_F7S 2959.96f
#define NOTE_G7 3135.96f
#define NOTE_G7S 3322.44f
#define NOTE_A7 3520.00f
#define NOTE_A7S 3729.31f
#define NOTE_B7 3951.07f

#define NOTE_C8 4186.01f
#define NOTE_C8S 4434.92f
#define NOTE_D8 4698.63f
#define NOTE_D8S 4978.03f
#define NOTE_E8 5274.04f
#define NOTE_F8 5587.65f
#define NOTE_F8S 5919.91f
#define NOTE_G8 6271.93f
#define NOTE_G8S 6644.88f
#define NOTE_A8 7040.00f
#define NOTE_A8S 7458.62f
#define NOTE_B8 7902.13f
#endif