FxEngine.ino

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#include <FastLED.h>
using namespace fl;
 
#if  defined(__AVR__)
// __AVR__:  Not enough memory enough for the FxEngine, so skipping this example
void setup() {}
void loop() {}
 
#else
 
#include "fx/2d/noisepalette.h"
#include "fx/2d/animartrix.hpp"
#include "fx/fx_engine.h"
#include "fl/ui.h"
 
#define LED_PIN 2
#define BRIGHTNESS 96
#define LED_TYPE WS2811
#define COLOR_ORDER GRB
 
#define MATRIX_WIDTH 22
#define MATRIX_HEIGHT 22
 
#define NUM_LEDS (MATRIX_WIDTH * MATRIX_HEIGHT)
 
#ifdef __EMSCRIPTEN__
#define IS_SERPINTINE false
#else
#define IS_SERPINTINE true
#endif
 
 
Slider SCALE("SCALE", 20, 20, 100);
Slider SPEED("SPEED", 30, 20, 100);
 
CRGB leds[NUM_LEDS];
XYMap xyMap(MATRIX_WIDTH, MATRIX_HEIGHT, IS_SERPINTINE);  // No serpentine
NoisePalette noisePalette1(xyMap);
NoisePalette noisePalette2(xyMap);
FxEngine fxEngine(NUM_LEDS);
Checkbox switchFx("Switch Fx", true);
 
void setup() {
    delay(1000); // sanity delay
    FastLED.addLeds<LED_TYPE, LED_PIN, COLOR_ORDER>(leds, NUM_LEDS)
        .setCorrection(TypicalLEDStrip)
        .setScreenMap(MATRIX_WIDTH, MATRIX_HEIGHT);
    FastLED.setBrightness(96);
    noisePalette1.setPalettePreset(2);
    noisePalette2.setPalettePreset(4);
    fxEngine.addFx(noisePalette1);
    fxEngine.addFx(noisePalette2);
}
 
void loop() {
    noisePalette1.setSpeed(SPEED);
    noisePalette1.setScale(SCALE);
    noisePalette2.setSpeed(SPEED);
    noisePalette2.setScale(int(SCALE) * 3 / 2);  //  Make the different.
    EVERY_N_SECONDS(1) {
        if (switchFx) {
            fxEngine.nextFx(500);
        }
    }
    fxEngine.draw(millis(), leds);
    FastLED.show();
}
 
#endif  // __AVR__