Nico De Witte / NeoPixelString

Library to control NeoPixel strings of RGB leds

Dependencies:   PixelArray

Dependents:   NeoPixelI2cSlave NeoPixelI2cSlave

Effects/shift_effect.cpp@3:7d32f46a38d3, 2016-04-15 (annotated)

Committer:
dwini
Date:
Fri Apr 15 14:38:13 2016 +0000
Revision:
3:7d32f46a38d3
Parent:
2:bb9ebad05691 
Been to long since i coded this.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
dwini 2:bb9ebad05691 1 #include "shift_effect.h"
dwini 2:bb9ebad05691 2 #include "colors.h"
dwini 2:bb9ebad05691 3
dwini 2:bb9ebad05691 4 namespace Effects {
dwini 2:bb9ebad05691 5
dwini 3:7d32f46a38d3 6 ShiftEffect::ShiftEffect(NeoPixelString * pixelstring, neopixel::Pixel color, int delay_ms, int groupsize)
dwini 3:7d32f46a38d3 7 : PeriodicEffect(pixelstring, color, delay_ms) {
dwini 2:bb9ebad05691 8
dwini 2:bb9ebad05691 9 this->groupsize = groupsize;
dwini 2:bb9ebad05691 10 state = FIRST_TIME;
dwini 2:bb9ebad05691 11 }
dwini 2:bb9ebad05691 12
dwini 2:bb9ebad05691 13 void ShiftEffect::execute(void) {
dwini 3:7d32f46a38d3 14 if (shouldExecute()) {
dwini 3:7d32f46a38d3 15 clearExecute();
dwini 3:7d32f46a38d3 16 if (state == FIRST_TIME) {
dwini 3:7d32f46a38d3 17 for (unsigned i = 0; i < getPixelString()->getLength(); i++) {
dwini 3:7d32f46a38d3 18 if (i % groupsize == 0) {
dwini 3:7d32f46a38d3 19 getPixelString()->setPixel(i, getColor());
dwini 3:7d32f46a38d3 20 } else {
dwini 3:7d32f46a38d3 21 getPixelString()->setPixel(i, Colors::Black);
dwini 3:7d32f46a38d3 22 }
dwini 2:bb9ebad05691 23 }
dwini 2:bb9ebad05691 24
dwini 3:7d32f46a38d3 25 state = RUNNING;
dwini 3:7d32f46a38d3 26 } else {
dwini 3:7d32f46a38d3 27
dwini 3:7d32f46a38d3 28 unsigned int i = 0;
dwini 3:7d32f46a38d3 29 neopixel::Pixel pix;
dwini 3:7d32f46a38d3 30 neopixel::Pixel first;
dwini 3:7d32f46a38d3 31
dwini 3:7d32f46a38d3 32 while (i < getPixelString()->getLength()) {
dwini 3:7d32f46a38d3 33 unsigned int group = i / groupsize;
dwini 3:7d32f46a38d3 34
dwini 3:7d32f46a38d3 35 if (i % groupsize == 0) {
dwini 3:7d32f46a38d3 36 first = getPixelString()->getPixel(i);
dwini 3:7d32f46a38d3 37 }
dwini 3:7d32f46a38d3 38
dwini 3:7d32f46a38d3 39 if (i == ((group+1)*groupsize)-1) { // last pix in group
dwini 3:7d32f46a38d3 40 getPixelString()->setPixel(i, first);
dwini 3:7d32f46a38d3 41 } else {
dwini 3:7d32f46a38d3 42 pix = getPixelString()->getPixel(i+1);
dwini 3:7d32f46a38d3 43 getPixelString()->setPixel(i, pix);
dwini 3:7d32f46a38d3 44 }
dwini 3:7d32f46a38d3 45
dwini 3:7d32f46a38d3 46 i++;
dwini 2:bb9ebad05691 47 }
dwini 2:bb9ebad05691 48
dwini 2:bb9ebad05691 49 }
dwini 3:7d32f46a38d3 50 getPixelString()->update();
dwini 2:bb9ebad05691 51 }
dwini 2:bb9ebad05691 52 }
dwini 2:bb9ebad05691 53
dwini 2:bb9ebad05691 54 };