// Glediator Arduino UNO sketch by Jens Andrée
// Some changes and testing by Nils Gregersen, www.hamburgtech.de, [email protected]
// sdcard bug fixed by Pascal also from Hamburg, [email protected]


#include <FastLED.h>
#include <SPI.h>
#include <SD.h>

#define NUM_LEDS 364 // LED number
#define DATA_PIN 2    // your data arduino pin
#define CHIPSET WS2811  // your LED chip type
#define CMD_NEW_DATA 1
//#define BAUD_RATE 500000  //if using Glediator via serial
unsigned char x = 11; // matrix x size
unsigned char y = 11; // matrix y size

File fxdata;
CRGB leds[NUM_LEDS];
CRGB tmp[NUM_LEDS];

const uint16_t XYTable[] = {
     0,  51,  52, 103, 104, 155, 156, 207, 208, 259, 260, 311, 312, 363, 364, 415,
     1,  50,  53, 102, 105, 154, 157, 206, 209, 258, 261, 310, 313, 362, 365, 414,
     2,  49,  54, 101, 106, 153, 158, 205, 210, 257, 262, 309, 314, 361, 366, 413,
     3,  48,  55, 100, 107, 152, 159, 204, 211, 256, 263, 308, 315, 360, 367, 412,
     4,  47,  56,  99, 108, 151, 160, 203, 212, 255, 264, 307, 316, 359, 368, 411,
     5,  46,  57,  98, 109, 150, 161, 202, 213, 254, 265, 306, 317, 358, 369, 410,
     6,  45,  58,  97, 110, 149, 162, 201, 214, 253, 266, 305, 318, 357, 370, 409,
     7,  44,  59,  96, 111, 148, 163, 200, 215, 252, 267, 304, 319, 356, 371, 408,
     8,  43,  60,  95, 112, 147, 164, 199, 216, 251, 268, 303, 320, 355, 372, 407,
     9,  42,  61,  94, 113, 146, 165, 198, 217, 250, 269, 302, 321, 354, 373, 406,
    10,  41,  62,  93, 114, 145, 166, 197, 218, 249, 270, 301, 322, 353, 374, 405,
    11,  40,  63,  92, 115, 144, 167, 196, 219, 248, 271, 300, 323, 352, 375, 404,
    12,  39,  64,  91, 116, 143, 168, 195, 220, 247, 272, 299, 324, 351, 376, 403,
    13,  38,  65,  90, 117, 142, 169, 194, 221, 246, 273, 298, 325, 350, 377, 402,
    14,  37,  66,  89, 118, 141, 170, 193, 222, 245, 274, 297, 326, 349, 378, 401,
    15,  36,  67,  88, 119, 140, 171, 192, 223, 244, 275, 296, 327, 348, 379, 400,
    16,  35,  68,  87, 120, 139, 172, 191, 224, 243, 276, 295, 328, 347, 380, 399,
    17,  34,  69,  86, 121, 138, 173, 190, 225, 242, 277, 294, 329, 346, 381, 398,
    18,  33,  70,  85, 122, 137, 174, 189, 226, 241, 278, 293, 330, 345, 382, 397,
    19,  32,  71,  84, 123, 136, 175, 188, 227, 240, 279, 292, 331, 344, 383, 396,
    20,  31,  72,  83, 124, 135, 176, 187, 228, 239, 280, 291, 332, 343, 384, 395,
    21,  30,  73,  82, 125, 134, 177, 186, 229, 238, 281, 290, 333, 342, 385, 394,
    22,  29,  74,  81, 126, 133, 178, 185, 230, 237, 282, 289, 334, 341, 386, 393,
    23,  28,  75,  80, 127, 132, 179, 184, 231, 236, 283, 288, 335, 340, 387, 392,
    24,  27,  76,  79, 128, 131, 180, 183, 232, 235, 284, 287, 336, 339, 388, 391,
    25,  26,  77,  78, 129, 130, 181, 182, 233, 234, 285, 286, 337, 338, 389, 390
  };

void setup()
{
  FastLED.addLeds<CHIPSET, DATA_PIN, GRB>(leds, NUM_LEDS); //see doc for different LED strips
  FastLED.setBrightness(30);
  //  Serial.begin(BAUD_RATE); // when using Glediator via usb
  Serial.begin(115200);

  for (int y = 0 ; y < NUM_LEDS ; y++)
  {
    leds[y] = CRGB::Black; // set all leds to black during setup
  }
  FastLED.show();

  pinMode(10, OUTPUT); // CS/SS pin as output for SD library to work.
  digitalWrite(10, HIGH); // workaround for sdcard failed error...

  if (!SD.begin(BUILTIN_SDCARD))
  {
    Serial.println("sdcard initialization failed!");
    return;
  }
  Serial.println("sdcard initialization done.");

  // test file open
  fxdata = SD.open("dwain1.out");  // read only
  if (fxdata)
  {
    Serial.println("file open ok");
    fxdata.close();
  }
}

int serialGlediator ()
{
  while (!Serial.available()) {}
  return Serial.read();
}

void loop()
{
  fxdata = SD.open("dwain.dat");  // read only
  if (fxdata)
  {
    Serial.println("file open ok");
  }

  while (fxdata.available())
  {
    for (int i=0; i < NUM_LEDS; i++) {
      tmp[i].r = 0;//fxdata.read();
      tmp[i].g = 0;//fxdata.read();
      tmp[i].b = 0;//fxdata.read();
    }
    //fxdata.readBytes((char*)tmp, NUM_LEDS * 3);

    tmp[1].r=255;
    //tmp[2].b=255;

    for (int i=0; i < NUM_LEDS; i++) {
      //leds[i] = tmp[i];
      leds[i] = tmp[XYTable[i]];

      Serial.print(i);
      Serial.print(" = ");
      Serial.print(XYTable[i]);
      Serial.print(" = ");
      Serial.print(tmp[i]);
      //Serial.print(tmp[XYTable[i]].g);
      //Serial.print(tmp[XYTable[i]].b);
      Serial.println();
    }

    FastLED.show();
  }
  fxdata.close();
}