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98 lines
1.5 KiB
98 lines
1.5 KiB
#include <avr/io.h>
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#include <avr/interrupt.h>
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#include <util/delay.h>
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// #include <stdbool.h>
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#include <stdint.h>
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#include <stdlib.h>
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#include "lib/meta.h"
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#include "lib/arduino_pins.h"
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#include "lib/calc.h"
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#include "lib/colors.h"
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#include "lib/adc.h"
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#define WS_T_1H 800
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#define WS_T_1L 400
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#define WS_T_0H 120
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#define WS_T_0L 900
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#include "lib/ws_rgb.h"
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#define WS1 D2
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void SECTION(".init8") init()
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{
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adc_init();
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srand(adc_read_word(0));
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as_output(WS1);
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cli();
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}
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typedef struct {
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xrgb_t act;
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xrgb_t target;
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} cell_t;
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void update_cnt(uint8_t* act, uint8_t* target)
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{
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if (*act == *target) {
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//*target = rand() % 256;
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int8_t add = -10 + rand() % 21;
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if(add > 0) {
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if (add + (*target) <= 255) {
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*target += add;
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} else {
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*target = 255;
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}
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} else {
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if(add + (*target) >= 0) {
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*target += add;
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} else {
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*target = 0;
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}
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}
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} else {
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if (*act < *target) {
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(*act)++;
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} else {
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(*act)--;
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}
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}
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}
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void update_cell(cell_t* cell)
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{
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update_cnt(&(cell->act.r), &(cell->target.r));
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update_cnt(&(cell->act.g), &(cell->target.g));
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update_cnt(&(cell->act.b), &(cell->target.b));
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}
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void main()
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{
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#define LEN 8
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cell_t rainbow[LEN];
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for(uint8_t i=0; i<LEN; i++) {
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rainbow[i] = (cell_t){
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.act = rgb24_xrgbc(0x888888),
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.target = rgb24_xrgbc(0x888888)
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};
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}
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while(1) {
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for(uint8_t i=0; i<LEN; i++) {
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update_cell(&rainbow[i]);
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}
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for(uint8_t i=0; i<LEN; i++) {
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ws_send_xrgb(WS1, rainbow[i].act);
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}
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_delay_ms(10);
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}
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}
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