Cons-n-Stuff/geki_pico
1
0
Fork 0
mirror of https://github.com/whowechina/geki_pico.git synced 2024-11-12 01:50:46 +01:00
Code Issues Actions Packages Projects Releases Wiki Activity

Sounds for WAD

Browse Source
This commit is contained in:
whowechina 2024-09-13 23:18:56 +08:00
parent 1ef3c14dfa
commit 83d093a2b9
4 changed files with 4357 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2391
firmware/src/music.h Normal file
View File

File diff suppressed because it is too large Load Diff

1910
firmware/src/ring.h Normal file
View File

File diff suppressed because it is too large Load Diff

60
firmware/src/sound.c
View File

@ -10,11 +10,41 @@
#include <stdbool.h>
#include "hardware/gpio.h"
#include "hardware/irq.h"
#include "hardware/pwm.h"
#include "ring.h"
#include "music.h"
#include "config.h"
#include "board_defs.h"
static const uint8_t sound_gpio[2] = SOUND_DEF;
static int slice_num[2];
static int wav_pos[2];
static const int wav_len[2] = { sizeof(MUSIC_DATA), sizeof(RING_DATA)};
static const uint8_t *wav_data[2] = { MUSIC_DATA, RING_DATA};
static bool active[2];
void pwm_interrupt_handler()
{
for (int i = 0; i < 2; i++) {
pwm_clear_irq(slice_num[i]);
if (!active[i]) {
wav_pos[i] = 0;
continue;
}
uint8_t gpio = sound_gpio[i];
int len = wav_len[i];
const uint8_t *data = wav_data[i];
if (wav_pos[i] < (len << 3) - 1) {
pwm_set_gpio_level(gpio, data[wav_pos[i] >> 3]);
wav_pos[i]++;
} else {
wav_pos[i] = 0;
}
}
}
void sound_init()
{
@ -22,21 +52,41 @@ void sound_init()
{
uint8_t gpio = sound_gpio[i];
gpio_init(gpio);
gpio_set_dir(gpio, GPIO_OUT);
gpio_put(gpio, false);
gpio_set_function(gpio, GPIO_FUNC_PWM);
slice_num[i] = pwm_gpio_to_slice_num(gpio);
pwm_clear_irq(slice_num[i]);
}
irq_set_exclusive_handler(PWM_IRQ_WRAP, pwm_interrupt_handler);
irq_set_enabled(PWM_IRQ_WRAP, true);
pwm_config cfg = pwm_get_default_config();
pwm_config_set_clkdiv(&cfg, 8.0f);
pwm_config_set_wrap(&cfg, 250);
for (int i = 0; i < 2; i++) {
pwm_init(slice_num[i], &cfg, true);
pwm_set_gpio_level(sound_gpio[i], 0);
}
sound_toggle(false);
}
void sound_toggle(bool on)
{
for (int i = 0; i < 2; i++) {
pwm_set_irq_enabled(slice_num[i], on);
}
}
void sound_set(int id, bool on)
{
if (!geki_cfg->sound.enabled) {
gpio_put(sound_gpio[id], false);
active[id] = false;
return;
}
if (id >= 2) {
return;
}
gpio_put(sound_gpio[id], on);
active[id] = on;
}

1
firmware/src/sound.h
View File

@ -11,6 +11,7 @@
#include "hardware/flash.h"
void sound_init();
void sound_toggle(bool on);
void sound_set(int id, bool on);
#endif