Added effect 'gol': Conway's Game of Life.

This commit is contained in:
Fabian Schlenz 2019-06-14 05:32:17 +02:00
parent 291a3be623
commit 1e23936374
5 changed files with 130 additions and 2 deletions

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@ -7,11 +7,12 @@ class Window {
public:
const uint8_t x, y;
const uint8_t width, height;
uint16_t count;
static Window* getFullWindow();
Window(): Window(0, 0, LED_WIDTH, LED_HEIGHT) {};
Window(uint8_t x, uint8_t y) : Window(x, y, LED_WIDTH-x, LED_HEIGHT-y) {};
Window(uint8_t x, uint8_t y, uint8_t width, uint8_t height) : x(x), y(y), width(width), height(height) {};
Window(uint8_t x, uint8_t y, uint8_t width, uint8_t height) : x(x), y(y), width(width), height(height) { count = width*height; };
void clear();
void clear(CRGB* color);

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@ -69,6 +69,8 @@
#define EFFECT_FIREWORK_BLUR 200
#define EFFECT_FIREWORK_FADEOUT_SPEED 5
#define EFFECT_GOL_START_PERCENTAGE 128
#define EFFECT_GOL_BLEND_SPEED 5
// Stop editing here

23
include/effect_gol.h Normal file
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@ -0,0 +1,23 @@
#pragma once
#include "Effect.h"
class GolEffect : public Effect {
private:
uint8_t *_data;
uint8_t *_old;
uint8_t _blend;
uint8_t _hue = 0;
uint8_t _old_hue = 0;
uint16_t _step;
void _advance();
void _draw();
void _initialize();
public:
GolEffect();
void start();
void stop();
void loop();
bool can_be_shown_with_clock();
};

98
src/effect_gol.cpp Normal file
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@ -0,0 +1,98 @@
#include "effect_gol.h"
#include "my_fastled.h"
GolEffect::GolEffect() {
this->window = new Window(0, 0, LED_WIDTH, LED_HEIGHT-6);
}
bool GolEffect::can_be_shown_with_clock() { return true; }
void GolEffect::start() {
_data = new uint8_t[this->window->count];
_old = new uint8_t[this->window->count];
for(uint16_t i=0; i<this->window->count; i++) {
_old[i] = 0;
}
_initialize();
}
void GolEffect::_initialize() {
for(uint16_t i=0; i<this->window->count; i++) {
_data[i] = random8() < EFFECT_GOL_START_PERCENTAGE ? 1 : 0;
}
_old_hue = _hue;
_hue = random8();
_step = 0;
}
void GolEffect::stop() {
delete[] _data;
delete[] _old;
}
void GolEffect::loop() {
if (EFFECT_GOL_BLEND_SPEED + _blend > 255) {
_blend = 0;
_advance();
} else {
_blend += EFFECT_GOL_BLEND_SPEED;
}
_draw();
}
void GolEffect::_advance() {
_step++;
_old_hue = _hue;
if (_step >= EFFECT_GOL_RESTART_AFTER_STEPS) {
_initialize();
} else {
for(uint16_t i=0; i<this->window->count; i++) {
_old[i] = _data[i];
}
uint8_t w = this->window->width;
uint16_t changes = 0;
for(uint8_t x=0; x<this->window->width; x++) for(uint8_t y=0; y<this->window->height; y++) {
uint16_t index = y*w + x;
uint8_t count =
(x>0 && y>0 && _old[index - w - 1]) +
(y>0 && _old[index - w]) +
(x<this->window->width-1 && y>0 && _old[index - w + 1]) +
(x>0 && _old[index - 1]) +
(x<this->window->width-1 && _old[index + 1]) +
(x>0 && y<this->window->height-1 && _old[index + w - 1]) +
(y<this->window->height-1 && _old[index + w]) +
(x<this->window->width-1 && y<this->window->height-1 && _old[index + w + 1]);
if (_old[index]==0 && count==3) {
// birth
_data[index]=1;
changes++;
}
if (_old[index]>0) {
if (count<2 || count>3) {
//death
_data[index]=0;
changes++;
} else if (_data[index] < 255) {
//ageing
_data[index]++;
}
}
}
if (changes == 0) {
_initialize();
}
}
}
void GolEffect::_draw() {
for(uint16_t i=0; i<this->window->count; i++) {
CRGB o = _old[i]==0 ? CRGB::Black : (CRGB)CHSV(_old_hue, 180, 255);
CRGB n = _data[i]==0 ? CRGB::Black : (CRGB)CHSV(_hue, 180, 255);
CRGB result = nblend(o, n, _blend);
this->window->setPixelByIndex(i, &result);
}
}

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@ -16,6 +16,7 @@
#include "effect_snake.h"
#include "effect_fire.h"
#include "effect_firework.h"
#include "effect_gol.h"
SimpleList<EffectEntry>* effects;
SimpleList<Effect*>* cycle_effects;
@ -38,6 +39,7 @@ ConfettiEffect effect_confetti;
SnakeEffect effect_snake;
FireEffect effect_fire;
FireworkEffect effect_firework;
GolEffect effect_gol;
Effect* current_effect;
@ -62,6 +64,7 @@ void setup_effects() {
effects->add((EffectEntry){"snake", (Effect *)&effect_snake});
effects->add((EffectEntry){"fire", (Effect *)&effect_fire});
effects->add((EffectEntry){"firework", (Effect *)&effect_firework});
effects->add((EffectEntry){"gol", (Effect *)&effect_gol});
cycle_effects->add(&effect_sinematrix3);
cycle_effects->add(&effect_multi_dynamic);
@ -69,6 +72,7 @@ void setup_effects() {
cycle_effects->add(&effect_confetti);
cycle_effects->add(&effect_single_dynamic);
cycle_effects->add(&effect_snake);
cycle_effects->add(&effect_gol);
current_effect = &effect_cycle;
}