56 lines
1.6 KiB
C
56 lines
1.6 KiB
C
#ifndef APP_MODULES_WS2812_H_
|
|
#define APP_MODULES_WS2812_H_
|
|
|
|
#include "module.h"
|
|
#include "lauxlib.h"
|
|
#include "lmem.h"
|
|
#include "platform.h"
|
|
#include <stdlib.h>
|
|
#include <math.h>
|
|
#include <string.h>
|
|
#include "user_interface.h"
|
|
#include "driver/uart.h"
|
|
#include "osapi.h"
|
|
|
|
#define FADE_IN 1
|
|
#define FADE_OUT 0
|
|
#define SHIFT_LOGICAL 0
|
|
#define SHIFT_CIRCULAR 1
|
|
|
|
#ifndef MIN
|
|
#define MIN(a,b) ((a) < (b) ? (a) : (b))
|
|
#endif
|
|
#ifndef MAX
|
|
#define MAX(a,b) ((a) > (b) ? (a) : (b))
|
|
#endif
|
|
|
|
typedef struct {
|
|
int size;
|
|
uint8_t colorsPerLed;
|
|
uint8_t values[0];
|
|
} ws2812_buffer;
|
|
|
|
typedef struct {
|
|
size_t offset;
|
|
uint8_t* tmp_pixels;
|
|
int shiftValue;
|
|
size_t shift_len;
|
|
size_t remaining_len;
|
|
unsigned shift_type;
|
|
ws2812_buffer* buffer;
|
|
} ws2812_buffer_shift_prepare;
|
|
|
|
|
|
void ICACHE_RAM_ATTR ws2812_write_data(const uint8_t *pixels, uint32_t length, const uint8_t *pixels2, uint32_t length2);
|
|
// To shift the lua_State is needed for error message and memory allocation.
|
|
// We also need the shift operation inside a timer callback, where we cannot access the lua_State,
|
|
// so This is split up in prepare and the actual call, which can be called multiple times with the same prepare object.
|
|
// After being done just luaM_free on the prepare object.
|
|
void ws2812_buffer_shift_prepared(ws2812_buffer_shift_prepare* prepare);
|
|
ws2812_buffer_shift_prepare* ws2812_buffer_get_shift_prepare(lua_State* L, ws2812_buffer * buffer, int shiftValue, unsigned shift_type, int pos_start, int pos_end);
|
|
|
|
int ws2812_buffer_fill(ws2812_buffer * buffer, int * colors);
|
|
void ws2812_buffer_fade(ws2812_buffer * buffer, int fade, unsigned direction);
|
|
|
|
#endif /* APP_MODULES_WS2812_H_ */
|