shimatta-team/microscope-ring-light-remote-sw
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Complete animation mode

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This commit is contained in:
Mario Hüttel 2022-10-22 11:57:36 +02:00
parent d85591c41e
commit 7904dae4bf
6 changed files with 172 additions and 15 deletions
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1
.gitignore vendored
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@ -6,6 +6,7 @@
*.jdebug
*.jdebug.user
.vscode/*
# ClangD Ignopre files
.cache/*

136
animation.c
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@ -1,6 +1,23 @@
#include <animation.h>
#include <stdint.h>
#include <systick.h>
#include <stdbool.h>
#define WHITE_FLASH_COUNT 5u
#define WHITE_FLASH_ON_TIME 60u
#define WHITE_FLASH_OFF_TIME 260u
#define RAINBOW_MAX_COL 240u
#define RAINBOW_INCR 40u
#define RAINBOW_LED_COUNT 32u
static void reset_rainbow_to_start(struct animation *ani)
{
ani->rb_start_state = RAINBOW_RY;
ani->rb_start_color.red = RAINBOW_MAX_COL;
ani->rb_start_color.blue = 0u;
ani->rb_start_color.green = 0u;
}
void animation_reset(struct animation *ani)
{
@ -11,6 +28,7 @@ void animation_reset(struct animation *ani)
ani->step = 0u;
ani->last_tick = systick_get_global_tick();
ani->next_interval = 0ul;
reset_rainbow_to_start(ani);
}
static void clear_dmx_universe(uint8_t *universe, uint32_t len)
@ -44,6 +62,107 @@ static enum animation_state next_col_state(enum animation_state current)
return next;
}
/**
* @brief Advance to the next color in the rainbow
*
* @param[in,out] current_state Current rainbow state
* @param[in, out] col Current color
*/
static void rainbow_color_advance(enum rainbow_state *current_state, struct rgb_color *col)
{
enum rainbow_state state;
state = *current_state;
switch (state) {
case RAINBOW_RY:
/* Increment green color */
col->green += RAINBOW_INCR;
if (col->green >= RAINBOW_MAX_COL) {
state = RAINBOW_YG;
}
break;
case RAINBOW_YG:
/* Decrement red color */
col->red -= RAINBOW_INCR;
if (col->red == 0) {
state = RAINBOW_GC;
}
break;
case RAINBOW_GC:
/* Increment blue color */
col->blue += RAINBOW_INCR;
if (col->blue >= RAINBOW_MAX_COL) {
state = RAINBOW_CB;
}
break;
case RAINBOW_CB:
/* Decrement green color */
col->green -= RAINBOW_INCR;
if (col->green == 0) {
state = RAINBOW_BM;
}
break;
case RAINBOW_BM:
/* Increment red color */
col->red += RAINBOW_INCR;
if (col->red >= RAINBOW_MAX_COL) {
state = RAINBOW_MR;
}
break;
case RAINBOW_MR:
/* Decrement blue color */
col->blue -= RAINBOW_INCR;
if (col->blue == 0) {
state = RAINBOW_RY;
}
break;
}
*current_state = state;
}
/**
* @brief
*
* @param ani
* @param dmx_universe
* @return true Animation completed
* @return false Animation ongoing
*/
static bool animation_rainbow(struct animation *ani, uint8_t *dmx_universe)
{
bool ret = false;
enum rainbow_state led_state;
struct rgb_color color;
uint32_t idx;
/* Get the start state of first led */
led_state= ani->rb_start_state;
color = ani->rb_start_color;
ani->step++;
for (idx = 0; idx < RAINBOW_LED_COUNT; idx++) {
dmx_universe[idx * 4 + 0] = color.red;
dmx_universe[idx * 4 + 1] = color.green;
dmx_universe[idx * 4 + 2] = color.blue;
dmx_universe[idx * 4 + 3] = 0u;
/* Sdvance rainbow color */
rainbow_color_advance(&led_state, &color);
}
/* Advance the start */
rainbow_color_advance(&ani->rb_start_state, &ani->rb_start_color);
if (ani->step > 500) {
reset_rainbow_to_start(ani);
ret = true;
}
return ret;
}
void animation_process(struct animation *ani, uint8_t *dmx_universe)
{
uint32_t tick;
@ -72,7 +191,8 @@ void animation_process(struct animation *ani, uint8_t *dmx_universe)
case ANI_RED:
case ANI_GREEN:
case ANI_BLUE:
for (i = 0; i < 32; i++) {
dmx_universe[RAINBOW_LED_COUNT * 4] = 0u;
for (i = 0; i < RAINBOW_LED_COUNT; i++) {
dmx_universe[i * 4 + 0] = ani->state == ANI_RED ? (uint8_t)ani->step : 0u;
dmx_universe[i * 4 + 1] = ani->state == ANI_GREEN ? (uint8_t)ani->step : 0u;
dmx_universe[i * 4 + 2] = ani->state == ANI_BLUE ? (uint8_t)ani->step : 0u;
@ -87,17 +207,21 @@ void animation_process(struct animation *ani, uint8_t *dmx_universe)
ani->next_interval = 20;
break;
case ANI_RAINBOW:
dmx_universe[RAINBOW_LED_COUNT * 4] = 0u;
/* TODO: Implement Rainbow mode */
ani->next_interval = 10;
clear_dmx_universe(dmx_universe, 129u);
ani->next_interval = 20;
if (animation_rainbow(ani, dmx_universe)) {
clear_dmx_universe(dmx_universe, RAINBOW_LED_COUNT * 4 + 1);
ani->state = ANI_FLASH_WHITE;
ani->step = 0ul;
}
break;
case ANI_FLASH_WHITE:
dmx_universe[128] = ani->step & 1 ? 0xFF : 0;
ani->next_interval = ani->step & 1 ? 60 : 260;
dmx_universe[RAINBOW_LED_COUNT * 4] = ani->step & 1 ? 0xFF : 0;
ani->next_interval = ani->step & 1 ? WHITE_FLASH_ON_TIME : WHITE_FLASH_OFF_TIME;
ani->step += 1u;
if (ani->step >= 11u) {
if (ani->step >= (2 * WHITE_FLASH_COUNT + 1)) {
ani->state = ANI_RED;
ani->step = 0u;
}

17
include/animation.h
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@ -11,8 +11,25 @@ enum animation_state {
ANI_FLASH_WHITE,
};
struct rgb_color {
uint8_t red;
uint8_t green;
uint8_t blue;
};
enum rainbow_state {
RAINBOW_RY,
RAINBOW_YG,
RAINBOW_GC,
RAINBOW_CB,
RAINBOW_BM,
RAINBOW_MR,
};
struct animation {
enum animation_state state;
enum rainbow_state rb_start_state;
struct rgb_color rb_start_color;
uint32_t step;
uint32_t last_tick;
uint32_t next_interval;

2
include/systick.h
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@ -2,8 +2,10 @@
#define _SYSTICK_H_
#include <stdint.h>
#include <stdbool.h>
void systick_wait_ms(uint32_t ms);
uint32_t systick_get_global_tick(void);
bool systick_get_blink_state(void);
#endif /* _SYSTICK_H_ */

14
main.c
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@ -69,15 +69,13 @@ static void setup_pins(void)
static void process_mode(enum color_mode mode, const struct poti_values *poti_vals)
{
uint32_t odr;
static uint32_t last_tick = 0ul;
uint32_t tick;
static bool last_blink_state = false;
bool blink_state;
int i;
odr = GPIOA->ODR;
odr &= ~((1<<5) | (1<<6) | (1<<7));
tick = systick_get_global_tick();
switch (mode) {
case MODE_RED:
case MODE_GREEN:
@ -115,14 +113,17 @@ static void process_mode(enum color_mode mode, const struct poti_values *poti_va
animation_process(&led_animation, dmx_universe);
break;
case MODE_DMX_SHUTDOWN:
port_expander_set_leds(0xFF);
blink_state = systick_get_blink_state();
if (blink_state != last_blink_state) {
port_expander_set_leds(blink_state ? (1<<0) : (1<<4));
}
last_blink_state = blink_state;
break;
default:
break;
}
last_tick = tick;
GPIOA->ODR = odr;
}
@ -154,6 +155,7 @@ static bool mode_is_continuous(enum color_mode mode)
switch (mode) {
case MODE_ANIMATION:
case MODE_DMX_SHUTDOWN:
ret = true;
break;
default:

15
systick.c
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@ -1,8 +1,10 @@
#include <systick.h>
#include <stm32f0xx.h>
volatile uint32_t global_systick = 0;
volatile uint32_t systick_wait_counter;
static volatile uint32_t global_systick = 0;
static volatile uint32_t systick_wait_counter;
static volatile uint32_t blink_cntr = 0;
static volatile bool blink_state = false;
void systick_wait_ms(uint32_t ms)
{
@ -12,6 +14,11 @@ void systick_wait_ms(uint32_t ms)
__WFI();
}
bool systick_get_blink_state(void)
{
return blink_state;
}
uint32_t systick_get_global_tick(void)
{
return global_systick;
@ -21,4 +28,8 @@ void SysTick_Handler(void)
{
global_systick++;
systick_wait_counter--;
if (++blink_cntr > 250ul) {
blink_cntr = 0ul;
blink_state = !blink_state;
}
}