RadiantRVA / Mbed OS rbVectorIQ

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Fork of rbVectorIQ by Mark @RRVA

patterns.cpp@4:c8515fbd2e44, 2016-11-28 (annotated)

Committer:
MarkSPA
Date:
Mon Nov 28 15:38:58 2016 +0000
Revision:
4:c8515fbd2e44
Child:
5:1f6311e0fc14
Initial (buggy) version

Who changed what in which revision?

UserRevisionLine numberNew contents of line
MarkSPA 4:c8515fbd2e44 1 #include "mbed.h" // remove line if not using mbed
MarkSPA 4:c8515fbd2e44 2
MarkSPA 4:c8515fbd2e44 3 #include <stdbool.h>
MarkSPA 4:c8515fbd2e44 4 #include <stdint.h>
MarkSPA 4:c8515fbd2e44 5 #include <stdlib.h>
MarkSPA 4:c8515fbd2e44 6 #include "nrf_delay.h"
MarkSPA 4:c8515fbd2e44 7 #include "nrf_gpio.h"
MarkSPA 4:c8515fbd2e44 8 #include "neopixel.h"
MarkSPA 4:c8515fbd2e44 9
MarkSPA 4:c8515fbd2e44 10 // Input a value 0 to 255 to get a color value.
MarkSPA 4:c8515fbd2e44 11 // The colours are a transition r - g - b - back to r.
MarkSPA 4:c8515fbd2e44 12 uint32_t Wheel(uint8_t WheelPos, neopixel_strip_t m_strip, uint8_t led_to_enable) {
MarkSPA 4:c8515fbd2e44 13 WheelPos = 255 - WheelPos;
MarkSPA 4:c8515fbd2e44 14 if(WheelPos < 85) {
MarkSPA 4:c8515fbd2e44 15 return neopixel_set_color(&m_strip, led_to_enable, 255 - WheelPos * 3, 0, WheelPos * 3);
MarkSPA 4:c8515fbd2e44 16 }
MarkSPA 4:c8515fbd2e44 17 if(WheelPos < 170) {
MarkSPA 4:c8515fbd2e44 18 WheelPos -= 85;
MarkSPA 4:c8515fbd2e44 19 return neopixel_set_color(&m_strip, 0, led_to_enable, WheelPos * 3, 255 - WheelPos * 3);
MarkSPA 4:c8515fbd2e44 20 }
MarkSPA 4:c8515fbd2e44 21 WheelPos -= 170;
MarkSPA 4:c8515fbd2e44 22 return neopixel_set_color(&m_strip, led_to_enable, WheelPos * 3, 255 - WheelPos * 3, 0);
MarkSPA 4:c8515fbd2e44 23 }
MarkSPA 4:c8515fbd2e44 24
MarkSPA 4:c8515fbd2e44 25 void rainbowCycle(int delay, uint8_t numLEDs, neopixel_strip_t m_strip) {
MarkSPA 4:c8515fbd2e44 26 uint16_t i, j;
MarkSPA 4:c8515fbd2e44 27 uint32_t ret;
MarkSPA 4:c8515fbd2e44 28
MarkSPA 4:c8515fbd2e44 29 for(j=0; j<256*5; j++) { // 5 cycles of all colors on wheel
MarkSPA 4:c8515fbd2e44 30 for(i=0; i< numLEDs; i++) {
MarkSPA 4:c8515fbd2e44 31 //neopixel_set_color(&m_strip, i, red, green, blue);
MarkSPA 4:c8515fbd2e44 32 //strip.setPixelColor(i, Wheel(((i * 256 / strip.numPixels()) + j) & 255));
MarkSPA 4:c8515fbd2e44 33 ret = Wheel(i, m_strip, ((i * 256 / numLEDs) + j & 255));
MarkSPA 4:c8515fbd2e44 34 }
MarkSPA 4:c8515fbd2e44 35 neopixel_show(&m_strip);
MarkSPA 4:c8515fbd2e44 36 wait_ms(delay);
MarkSPA 4:c8515fbd2e44 37 }
MarkSPA 4:c8515fbd2e44 38 }
MarkSPA 4:c8515fbd2e44 39
MarkSPA 4:c8515fbd2e44 40 void candyChase(int delay, uint8_t numLEDs, neopixel_strip_t m_strip) {
MarkSPA 4:c8515fbd2e44 41 for (int j=0; j<10; j++) { //do 10 cycles of chasing
MarkSPA 4:c8515fbd2e44 42 for (int q=0; q < 3; q++) {
MarkSPA 4:c8515fbd2e44 43 for (uint16_t i=0; i < numLEDs; i++) {
MarkSPA 4:c8515fbd2e44 44 neopixel_set_color(&m_strip, i, 255,255,255); //turn every pixel white
MarkSPA 4:c8515fbd2e44 45 }
MarkSPA 4:c8515fbd2e44 46 for (uint16_t i=0; i < numLEDs; i=i+3) {
MarkSPA 4:c8515fbd2e44 47 neopixel_set_color(&m_strip, i, 255,0,0); //turn every third pixel red
MarkSPA 4:c8515fbd2e44 48 }
MarkSPA 4:c8515fbd2e44 49 neopixel_show(&m_strip);
MarkSPA 4:c8515fbd2e44 50
MarkSPA 4:c8515fbd2e44 51 wait_ms(delay);
MarkSPA 4:c8515fbd2e44 52
MarkSPA 4:c8515fbd2e44 53 for (uint16_t i=0; i < numLEDs; i=i+3) {
MarkSPA 4:c8515fbd2e44 54 neopixel_set_color(&m_strip, i, 0,0,0); //turn every third pixel off
MarkSPA 4:c8515fbd2e44 55 }
MarkSPA 4:c8515fbd2e44 56 }
MarkSPA 4:c8515fbd2e44 57 }
MarkSPA 4:c8515fbd2e44 58 }
MarkSPA 4:c8515fbd2e44 59
MarkSPA 4:c8515fbd2e44 60 void snowflakes(int delay, uint8_t numLEDs, neopixel_strip_t m_strip) {
MarkSPA 4:c8515fbd2e44 61
MarkSPA 4:c8515fbd2e44 62 // Setup the pixel array
MarkSPA 4:c8515fbd2e44 63 int pixel[numLEDs];
MarkSPA 4:c8515fbd2e44 64 for(int p=0; p<numLEDs; p++)
MarkSPA 4:c8515fbd2e44 65 pixel[p] = rand()%255;
MarkSPA 4:c8515fbd2e44 66
MarkSPA 4:c8515fbd2e44 67
MarkSPA 4:c8515fbd2e44 68 // Run some snowflake cycles
MarkSPA 4:c8515fbd2e44 69 for (int j=0; j<20; j++) {
MarkSPA 4:c8515fbd2e44 70 // Every five cycles, light a new pixel
MarkSPA 4:c8515fbd2e44 71 if((j%5)==0)
MarkSPA 4:c8515fbd2e44 72 neopixel_set_color(&m_strip, rand()%numLEDs, 255,255,255);
MarkSPA 4:c8515fbd2e44 73
MarkSPA 4:c8515fbd2e44 74 // Dim all pixels by 10
MarkSPA 4:c8515fbd2e44 75 for(int p=0; p<numLEDs; p++){
MarkSPA 4:c8515fbd2e44 76 neopixel_set_color(&m_strip, p, pixel[p],pixel[p],pixel[p] );
MarkSPA 4:c8515fbd2e44 77 pixel[p] = pixel[p] - 10;
MarkSPA 4:c8515fbd2e44 78 }
MarkSPA 4:c8515fbd2e44 79 neopixel_show(&m_strip);
MarkSPA 4:c8515fbd2e44 80 wait_ms(delay);
MarkSPA 4:c8515fbd2e44 81 }
MarkSPA 4:c8515fbd2e44 82 }
MarkSPA 4:c8515fbd2e44 83
MarkSPA 4:c8515fbd2e44 84 void iceflakes(int delay, uint8_t numLEDs, neopixel_strip_t m_strip) {
MarkSPA 4:c8515fbd2e44 85
MarkSPA 4:c8515fbd2e44 86 // Setup the pixel array
MarkSPA 4:c8515fbd2e44 87 int pixel[numLEDs];
MarkSPA 4:c8515fbd2e44 88 for(int p=0; p<numLEDs; p++)
MarkSPA 4:c8515fbd2e44 89 pixel[p] = rand()%255;
MarkSPA 4:c8515fbd2e44 90
MarkSPA 4:c8515fbd2e44 91 // Run some snowflake cycles
MarkSPA 4:c8515fbd2e44 92 for (int j=0; j<20; j++) {
MarkSPA 4:c8515fbd2e44 93 // Every five cycles, light a new pixel
MarkSPA 4:c8515fbd2e44 94 if((j%5)==0)
MarkSPA 4:c8515fbd2e44 95 neopixel_set_color(&m_strip, rand()%numLEDs, 0,0,255);
MarkSPA 4:c8515fbd2e44 96
MarkSPA 4:c8515fbd2e44 97 // Dim all pixels by 10
MarkSPA 4:c8515fbd2e44 98 for(int p=0; p<numLEDs; p++){
MarkSPA 4:c8515fbd2e44 99 neopixel_set_color(&m_strip, p, 0,0,pixel[p] );
MarkSPA 4:c8515fbd2e44 100 pixel[p] = pixel[p] - 10;
MarkSPA 4:c8515fbd2e44 101 }
MarkSPA 4:c8515fbd2e44 102 neopixel_show(&m_strip);
MarkSPA 4:c8515fbd2e44 103 wait_ms(delay);
MarkSPA 4:c8515fbd2e44 104 }
MarkSPA 4:c8515fbd2e44 105 }