LED-Mesh/libraries/LEDText-master/examples/TextExample3/TextExample3.ino

#include <FastLED.h>

#include <LEDMatrix.h>
#include <LEDText.h>
#include <FontRobotron.h>

// Change the next 6 defines to match your matrix type and size

#define LED_PIN        2
#define COLOR_ORDER    GRB
#define CHIPSET        WS2812B

#define MATRIX_WIDTH   68
#define MATRIX_HEIGHT  7
#define MATRIX_TYPE    HORIZONTAL_ZIGZAG_MATRIX

cLEDMatrix<MATRIX_WIDTH, MATRIX_HEIGHT, MATRIX_TYPE> leds;

cLEDText ScrollingMsg1, ScrollingMsg2;

const unsigned char PlasmaTxt[] = { EFFECT_BACKGND_LEAVE EFFECT_RGB "\xff\xff\xff" "         F-PLASMA " EFFECT_DELAY_FRAMES "\x01\x2c" "         "
                                    EFFECT_BACKGND_DIMMING "\x40" EFFECT_RGB "\xff\xff\xff" "         F-PLASMA " EFFECT_DELAY_FRAMES "\x01\x2c" "         "
                                    EFFECT_BACKGND_LEAVE EFFECT_COLR_DIMMING "\x10" "         F-PLASMA " EFFECT_DELAY_FRAMES "\x01\x2c" "         "
                                    EFFECT_BACKGND_ERASE EFFECT_COLR_EMPTY "     F-PLASMA " EFFECT_DELAY_FRAMES "\x01\x2c" "     "
                                    EFFECT_BACKGND_ERASE EFFECT_COLR_DIMMING "\x40" "     F-PLASMA " EFFECT_DELAY_FRAMES "\x01\x2c" "     " };
const unsigned char TxtRainbowL[] = { EFFECT_SCROLL_LEFT "     " EFFECT_HSV "\x00\xff\xff" "R" EFFECT_HSV "\x20\xff\xff" "A" EFFECT_HSV "\x40\xff\xff" "I" EFFECT_HSV "\x60\xff\xff" "N" EFFECT_DELAY_FRAMES "\x00\x96" };
const unsigned char TxtRainbowR[] = { EFFECT_SCROLL_RIGHT "     " EFFECT_HSV "\xe0\xff\xff" "S" EFFECT_HSV "\xc0\xff\xff" "W" EFFECT_HSV "\xa0\xff\xff" "O" EFFECT_HSV "\x80\xff\xff" "B" EFFECT_DELAY_FRAMES "\x00\x96" };
const unsigned char TxtRainbowDU[] = { "         " EFFECT_FRAME_RATE "\x06" "  " EFFECT_HSV "\x00\xff\xff" "R" EFFECT_HSV "\x20\xff\xff" "A" EFFECT_HSV "\x40\xff\xff" "I" EFFECT_HSV "\x60\xff\xff" "N" EFFECT_HSV "\xe0\xff\xff" "B" EFFECT_HSV "\xc0\xff\xff" "O"
                                       EFFECT_HSV "\xa0\xff\xff" "W" EFFECT_HSV "\x80\xff\xff" "S" EFFECT_DELAY_FRAMES "\x00\x96" "          " };

uint16_t PlasmaTime, PlasmaShift;

void setup()
{
  int16_t HalfWholeChars, WholeEvenChars;

  FastLED.addLeds<CHIPSET, LED_PIN, COLOR_ORDER>(leds[0], leds.Size());
  FastLED.setBrightness(64);
  FastLED.clear(true);
  delay(500);
  FastLED.showColor(CRGB::Red);
  delay(1000);
  FastLED.showColor(CRGB::Lime);
  delay(1000);
  FastLED.showColor(CRGB::Blue);
  delay(1000);
  FastLED.showColor(CRGB::White);
  delay(1000);
  FastLED.show();

  ScrollingMsg1.SetFont(RobotronFontData);
  ScrollingMsg2.SetFont(RobotronFontData);
  HalfWholeChars = (((leds.Width() / 2) + ScrollingMsg1.FontWidth()) / (ScrollingMsg1.FontWidth() + 1)) * (ScrollingMsg1.FontWidth() + 1);
  ScrollingMsg1.Init(&leds, HalfWholeChars, ScrollingMsg1.FontHeight() + 1, (leds.Width() / 2) - HalfWholeChars, 0);
  ScrollingMsg1.SetText((unsigned char *)TxtRainbowL, sizeof(TxtRainbowL) - 1);
  ScrollingMsg2.Init(&leds, HalfWholeChars, ScrollingMsg1.FontHeight() + 1, leds.Width() / 2, 0);
  ScrollingMsg2.SetText((unsigned char *)TxtRainbowR, sizeof(TxtRainbowR) - 1);
  while (ScrollingMsg1.UpdateText() == 0)
  {
    ScrollingMsg2.UpdateText();
    FastLED.show();
    delay(20);
  }

  WholeEvenChars = ((leds.Width() + (ScrollingMsg1.FontWidth() * 2) + 1) / ((ScrollingMsg1.FontWidth() + 1) * 2)) * ((ScrollingMsg1.FontWidth() + 1) * 2);
  ScrollingMsg1.Init(&leds, WholeEvenChars, (ScrollingMsg1.FontHeight() + 1) / 2, (leds.Width() - WholeEvenChars) / 2, (ScrollingMsg1.FontHeight() + 1) / 2);
  ScrollingMsg1.SetText((unsigned char *)TxtRainbowDU, sizeof(TxtRainbowDU) - 1);
  ScrollingMsg1.SetScrollDirection(SCROLL_UP);
  ScrollingMsg2.Init(&leds, WholeEvenChars, (ScrollingMsg1.FontHeight() + 1) / 2, (leds.Width() - WholeEvenChars) / 2, 0);
  ScrollingMsg2.SetText((unsigned char *)TxtRainbowDU, sizeof(TxtRainbowDU) - 1);
  ScrollingMsg2.SetScrollDirection(SCROLL_DOWN);
  while (ScrollingMsg1.UpdateText() == 0)
  {
    ScrollingMsg2.UpdateText();
    FastLED.show();
    delay(20);
  }

  ScrollingMsg1.Init(&leds, WholeEvenChars, ScrollingMsg1.FontHeight() + 2, (leds.Width() - WholeEvenChars) / 2, (leds.Height() - (ScrollingMsg1.FontHeight() + 2)) / 2);
  ScrollingMsg1.SetText((unsigned char *)PlasmaTxt, sizeof(PlasmaTxt) - 1);

  PlasmaShift = (random8(0, 5) * 32) + 64;
  PlasmaTime = 0;
}


void loop()
{
  uint16_t OldPlasmaTime;

  HuePlasmaFrame(PlasmaTime);
  if (ScrollingMsg1.UpdateText() == -1)
    ScrollingMsg1.SetText((unsigned char *)PlasmaTxt, sizeof(PlasmaTxt) - 1);
  FastLED.show();
  delay(10);
  OldPlasmaTime = PlasmaTime;
  PlasmaTime += PlasmaShift;
  if (OldPlasmaTime > PlasmaTime)
    PlasmaShift = (random8(0, 5) * 32) + 64;
}


void HuePlasmaFrame(uint16_t Time)
{
  #define PLASMA_X_FACTOR  24
  #define PLASMA_Y_FACTOR  24
  int16_t r, h;
  int x, y;

  for (x=0; x<MATRIX_WIDTH; x++)
  {
    for (y=0; y<MATRIX_HEIGHT; y++)
    {
      r = sin16(Time) / 256;
      h = sin16(x * r * PLASMA_X_FACTOR + Time) + cos16(y * (-r) * PLASMA_Y_FACTOR + Time) + sin16(y * x * (cos16(-Time) / 256) / 2);
      leds(x, y) = CHSV((h / 256) + 128, 255, 255);
    }
  }
}