Philip Walne / Mbed 2 deprecated 335_project

Dotstar LED demonstration, with stacker game. Uses 2 buttons, and LPC1768 microcontroller

Dependencies:   DotStar mbed

modes/light_show.h@1:37200a0da529, 2017-01-04 (annotated)

Committer:
pwalne
Date:
Wed Jan 04 20:55:18 2017 +0000
Revision:
1:37200a0da529
Parent:
0:9ab173ff6353 
Working version with DotStar LED

Who changed what in which revision?

UserRevisionLine numberNew contents of line
pwalne 0:9ab173ff6353 1 #ifndef _LIGHT_SHOW_H
pwalne 0:9ab173ff6353 2 #define _LIGHT_SHOW_H
pwalne 0:9ab173ff6353 3
pwalne 0:9ab173ff6353 4 #include <../light_game.h>
pwalne 0:9ab173ff6353 5
pwalne 0:9ab173ff6353 6 class Light_Show : public Light_Game {
pwalne 0:9ab173ff6353 7 public:
pwalne 0:9ab173ff6353 8 Light_Show() {}
pwalne 0:9ab173ff6353 9 virtual void init() {
pwalne 0:9ab173ff6353 10 tail = -10;
pwalne 0:9ab173ff6353 11 head = 0;
pwalne 0:9ab173ff6353 12 int i;
pwalne 0:9ab173ff6353 13 speed = 0.6; //1 second delay
pwalne 0:9ab173ff6353 14 color = 0xFF0000;
pwalne 0:9ab173ff6353 15 for(i = 0; i < 30; i++) //reset all lights!
pwalne 0:9ab173ff6353 16 strip.setPixelColor(i, 0, 0, 0);
pwalne 0:9ab173ff6353 17 strip.show();
pwalne 0:9ab173ff6353 18 wait(0.5);
pwalne 0:9ab173ff6353 19 }
pwalne 0:9ab173ff6353 20 virtual void update() {
pwalne 0:9ab173ff6353 21 strip.setPixelColor(head, (uint8_t) (color >> 16), (uint8_t) (color >> 8), (uint8_t) color);
pwalne 0:9ab173ff6353 22 strip.setPixelColor(tail, 0, 0, 0);
pwalne 0:9ab173ff6353 23 strip.show();
pwalne 0:9ab173ff6353 24 wait(speed);
pwalne 0:9ab173ff6353 25 if(++head >= 30) {
pwalne 0:9ab173ff6353 26 head = 0;
pwalne 0:9ab173ff6353 27 if((color >>= 8) == 0) // Next color (R->G->B) ... past blue now?
pwalne 0:9ab173ff6353 28 color = 0xFF0000;
pwalne 0:9ab173ff6353 29 }
pwalne 0:9ab173ff6353 30 if(++tail >= 30) tail = 0;
pwalne 0:9ab173ff6353 31 }
pwalne 0:9ab173ff6353 32
pwalne 0:9ab173ff6353 33 virtual void btn1() {
pwalne 0:9ab173ff6353 34 if((color >>= 2) == 0)
pwalne 0:9ab173ff6353 35 color = 0xFF0000;
pwalne 0:9ab173ff6353 36 }
pwalne 0:9ab173ff6353 37
pwalne 0:9ab173ff6353 38 virtual void btn2() {
pwalne 0:9ab173ff6353 39 speed -= 0.03;
pwalne 0:9ab173ff6353 40 if(speed <= 0.00)
pwalne 0:9ab173ff6353 41 speed = 1.00;
pwalne 0:9ab173ff6353 42 }
pwalne 0:9ab173ff6353 43
pwalne 0:9ab173ff6353 44 virtual bool isFinished() { return false; }
pwalne 0:9ab173ff6353 45
pwalne 0:9ab173ff6353 46 private:
pwalne 0:9ab173ff6353 47 float speed;
pwalne 0:9ab173ff6353 48 uint32_t color;
pwalne 0:9ab173ff6353 49 int tail, head;
pwalne 0:9ab173ff6353 50
pwalne 0:9ab173ff6353 51 };
pwalne 0:9ab173ff6353 52 #endif