Smikkelbakje/LED-Matrix
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can draw text

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This commit is contained in:
Sam Hos
2024-11-30 15:46:07 +01:00
parent c45a673fc0
commit 5a9bd1d57b
4 changed files with 375 additions and 39 deletions
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43
main/LEDMatrix.cpp Normal file
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#include "LEDMatrix.h"
LEDMatrix::LEDMatrix(uint8_t width, uint8_t height, uint16_t numLeds, uint16_t lastVisibleLed, CRGB* leds)
: kMatrixWidth(width), kMatrixHeight(height), NUM_LEDS(numLeds), LAST_VISIBLE_LED(lastVisibleLed), leds(leds) {
static const int table[] = {
248, 247, 232, 231, 216, 215, 200, 199, 184, 183, 168, 167, 152, 151, 136, 135, 120, 119, 104, 103, 88, 87, 72, 71, 56, 55, 40, 39, 24, 23, 8, 7,
249, 246, 233, 230, 217, 214, 201, 198, 185, 182, 169, 166, 153, 150, 137, 134, 121, 118, 105, 102, 89, 86, 73, 70, 57, 54, 41, 38, 25, 22, 9, 6,
250, 245, 234, 229, 218, 213, 202, 197, 186, 181, 170, 165, 154, 149, 138, 133, 122, 117, 106, 101, 90, 85, 74, 69, 58, 53, 42, 37, 26, 21, 10, 5,
251, 244, 235, 228, 219, 212, 203, 196, 187, 180, 171, 164, 155, 148, 139, 132, 123, 116, 107, 100, 91, 84, 75, 68, 59, 52, 43, 36, 27, 20, 11, 4,
252, 243, 236, 227, 220, 211, 204, 195, 188, 179, 172, 163, 156, 147, 140, 131, 124, 115, 108, 99, 92, 83, 76, 67, 60, 51, 44, 35, 28, 19, 12, 3,
253, 242, 237, 226, 221, 210, 205, 194, 189, 178, 173, 162, 157, 146, 141, 130, 125, 114, 109, 98, 93, 82, 77, 66, 61, 50, 45, 34, 29, 18, 13, 2,
254, 241, 238, 225, 222, 209, 206, 193, 190, 177, 174, 161, 158, 145, 142, 129, 126, 113, 110, 97, 94, 81, 78, 65, 62, 49, 46, 33, 30, 17, 14, 1,
255, 240, 239, 224, 223, 208, 207, 192, 191, 176, 175, 160, 159, 144, 143, 128, 127, 112, 111, 96, 95, 80, 79, 64, 63, 48, 47, 32, 31, 16, 15, 0,
256, 271, 272, 287, 288, 303, 304, 319, 320, 335, 336, 351, 352, 367, 368, 383, 384, 399, 400, 415, 416, 431, 432, 447, 448, 463, 464, 479, 480, 495, 496, 511,
257, 270, 273, 286, 289, 302, 305, 318, 321, 334, 337, 350, 353, 366, 369, 382, 385, 398, 401, 414, 417, 430, 433, 446, 449, 462, 465, 478, 481, 494, 497, 510,
258, 269, 274, 285, 290, 301, 306, 317, 322, 333, 338, 349, 354, 365, 370, 381, 386, 397, 402, 413, 418, 429, 434, 445, 450, 461, 466, 477, 482, 493, 498, 509,
259, 268, 275, 284, 291, 300, 307, 316, 323, 332, 339, 348, 355, 364, 371, 380, 387, 396, 403, 412, 419, 428, 435, 444, 451, 460, 467, 476, 483, 492, 499, 508,
260, 267, 276, 283, 292, 299, 308, 315, 324, 331, 340, 347, 356, 363, 372, 379, 388, 395, 404, 411, 420, 427, 436, 443, 452, 459, 468, 475, 484, 491, 500, 507,
261, 266, 277, 282, 293, 298, 309, 314, 325, 330, 341, 346, 357, 362, 373, 378, 389, 394, 405, 410, 421, 426, 437, 442, 453, 458, 469, 474, 485, 490, 501, 506,
262, 265, 278, 281, 294, 297, 310, 313, 326, 329, 342, 345, 358, 361, 374, 377, 390, 393, 406, 409, 422, 425, 438, 441, 454, 457, 470, 473, 486, 489, 502, 505,
263, 264, 279, 280, 295, 296, 311, 312, 327, 328, 343, 344, 359, 360, 375, 376, 391, 392, 407, 408, 423, 424, 439, 440, 455, 456, 471, 472, 487, 488, 503, 504
};
XYTable = table;
}
uint16_t LEDMatrix::XY(uint8_t x, uint8_t y) {
// any out of bounds address maps to the first hidden pixel
if ((x >= kMatrixWidth) || (y >= kMatrixHeight)) {
return (LAST_VISIBLE_LED + 1);
}
int i = (y * kMatrixWidth) + x;
int j = XYTable[i];
return j;
}
void LEDMatrix::drawPixel(uint8_t x, uint8_t y, CRGB color) {
int index = XY(x, y);
if (index <= LAST_VISIBLE_LED) {
leds[index] = color;
}
}

22
main/LEDMatrix.h Normal file
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#ifndef LEDMATRIX_H
#define LEDMATRIX_H
#include <FastLED.h>
#include <stdint.h>
class LEDMatrix {
public:
LEDMatrix(uint8_t width, uint8_t height, uint16_t numLeds, uint16_t lastVisibleLed, CRGB* leds);
uint16_t XY(uint8_t x, uint8_t y);
void drawPixel(uint8_t x, uint8_t y, CRGB color);
private:
const uint8_t kMatrixWidth;
const uint8_t kMatrixHeight;
const uint16_t NUM_LEDS;
const uint16_t LAST_VISIBLE_LED;
const int* XYTable;
CRGB* leds; // Add this line
};
#endif // LEDMATRIX_H

278
main/font.h Normal file
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#ifndef FONT_H
#define FONT_H
/*
* 5 x 7 ASCII font.
*
* Each byte here has one "column" of the character
* This minimizes the number of wasted bits (rather
* than 7 bytes of 5 bit 'lines' it is 5 bytes of
* 7 bit 'columns'.
*/
#define FONT_CHAR_HEIGHT 7
#define FONT_CHAR_WIDTH 5
/* Generic to compute font bit on/off for this font */
#define FONT_BIT(c, column, row) \
((font_data[(c)+(column)] & 1<<(7-(row))) != 0)
static const unsigned char font[] = {
0x00, 0x00, 0x00, 0x00, 0x00,
0x3E, 0x5B, 0x4F, 0x5B, 0x3E,
0x3E, 0x6B, 0x4F, 0x6B, 0x3E,
0x1C, 0x3E, 0x7C, 0x3E, 0x1C,
0x18, 0x3C, 0x7E, 0x3C, 0x18,
0x1C, 0x57, 0x7D, 0x57, 0x1C,
0x1C, 0x5E, 0x7F, 0x5E, 0x1C,
0x00, 0x18, 0x3C, 0x18, 0x00,
0xFF, 0xE7, 0xC3, 0xE7, 0xFF,
0x00, 0x18, 0x24, 0x18, 0x00,
0xFF, 0xE7, 0xDB, 0xE7, 0xFF,
0x30, 0x48, 0x3A, 0x06, 0x0E,
0x26, 0x29, 0x79, 0x29, 0x26,
0x40, 0x7F, 0x05, 0x05, 0x07,
0x40, 0x7F, 0x05, 0x25, 0x3F,
0x5A, 0x3C, 0xE7, 0x3C, 0x5A,
0x7F, 0x3E, 0x1C, 0x1C, 0x08,
0x08, 0x1C, 0x1C, 0x3E, 0x7F,
0x14, 0x22, 0x7F, 0x22, 0x14,
0x5F, 0x5F, 0x00, 0x5F, 0x5F,
0x06, 0x09, 0x7F, 0x01, 0x7F,
0x00, 0x66, 0x89, 0x95, 0x6A,
0x60, 0x60, 0x60, 0x60, 0x60,
0x94, 0xA2, 0xFF, 0xA2, 0x94,
0x08, 0x04, 0x7E, 0x04, 0x08,
0x10, 0x20, 0x7E, 0x20, 0x10,
0x08, 0x08, 0x2A, 0x1C, 0x08,
0x08, 0x1C, 0x2A, 0x08, 0x08,
0x1E, 0x10, 0x10, 0x10, 0x10,
0x0C, 0x1E, 0x0C, 0x1E, 0x0C,
0x30, 0x38, 0x3E, 0x38, 0x30,
0x06, 0x0E, 0x3E, 0x0E, 0x06,
0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x5F, 0x00, 0x00,
0x00, 0x07, 0x00, 0x07, 0x00,
0x14, 0x7F, 0x14, 0x7F, 0x14,
0x24, 0x2A, 0x7F, 0x2A, 0x12,
0x23, 0x13, 0x08, 0x64, 0x62,
0x36, 0x49, 0x56, 0x20, 0x50,
0x00, 0x08, 0x07, 0x03, 0x00,
0x00, 0x1C, 0x22, 0x41, 0x00,
0x00, 0x41, 0x22, 0x1C, 0x00,
0x2A, 0x1C, 0x7F, 0x1C, 0x2A,
0x08, 0x08, 0x3E, 0x08, 0x08,
0x00, 0x80, 0x70, 0x30, 0x00,
0x08, 0x08, 0x08, 0x08, 0x08,
0x00, 0x00, 0x60, 0x60, 0x00,
0x20, 0x10, 0x08, 0x04, 0x02,
0x3E, 0x51, 0x49, 0x45, 0x3E,
0x00, 0x42, 0x7F, 0x40, 0x00,
0x72, 0x49, 0x49, 0x49, 0x46,
0x21, 0x41, 0x49, 0x4D, 0x33,
0x18, 0x14, 0x12, 0x7F, 0x10,
0x27, 0x45, 0x45, 0x45, 0x39,
0x3C, 0x4A, 0x49, 0x49, 0x31,
0x41, 0x21, 0x11, 0x09, 0x07,
0x36, 0x49, 0x49, 0x49, 0x36,
0x46, 0x49, 0x49, 0x29, 0x1E,
0x00, 0x00, 0x14, 0x00, 0x00,
0x00, 0x40, 0x34, 0x00, 0x00,
0x00, 0x08, 0x14, 0x22, 0x41,
0x14, 0x14, 0x14, 0x14, 0x14,
0x00, 0x41, 0x22, 0x14, 0x08,
0x02, 0x01, 0x59, 0x09, 0x06,
0x3E, 0x41, 0x5D, 0x59, 0x4E,
0x7C, 0x12, 0x11, 0x12, 0x7C,
0x7F, 0x49, 0x49, 0x49, 0x36,
0x3E, 0x41, 0x41, 0x41, 0x22,
0x7F, 0x41, 0x41, 0x41, 0x3E,
0x7F, 0x49, 0x49, 0x49, 0x41,
0x7F, 0x09, 0x09, 0x09, 0x01,
0x3E, 0x41, 0x41, 0x51, 0x73,
0x7F, 0x08, 0x08, 0x08, 0x7F,
0x00, 0x41, 0x7F, 0x41, 0x00,
0x20, 0x40, 0x41, 0x3F, 0x01,
0x7F, 0x08, 0x14, 0x22, 0x41,
0x7F, 0x40, 0x40, 0x40, 0x40,
0x7F, 0x02, 0x1C, 0x02, 0x7F,
0x7F, 0x04, 0x08, 0x10, 0x7F,
0x3E, 0x41, 0x41, 0x41, 0x3E,
0x7F, 0x09, 0x09, 0x09, 0x06,
0x3E, 0x41, 0x51, 0x21, 0x5E,
0x7F, 0x09, 0x19, 0x29, 0x46,
0x26, 0x49, 0x49, 0x49, 0x32,
0x03, 0x01, 0x7F, 0x01, 0x03,
0x3F, 0x40, 0x40, 0x40, 0x3F,
0x1F, 0x20, 0x40, 0x20, 0x1F,
0x3F, 0x40, 0x38, 0x40, 0x3F,
0x63, 0x14, 0x08, 0x14, 0x63,
0x03, 0x04, 0x78, 0x04, 0x03,
0x61, 0x59, 0x49, 0x4D, 0x43,
0x00, 0x7F, 0x41, 0x41, 0x41,
0x02, 0x04, 0x08, 0x10, 0x20,
0x00, 0x41, 0x41, 0x41, 0x7F,
0x04, 0x02, 0x01, 0x02, 0x04,
0x40, 0x40, 0x40, 0x40, 0x40,
0x00, 0x03, 0x07, 0x08, 0x00,
0x20, 0x54, 0x54, 0x78, 0x40,
0x7F, 0x28, 0x44, 0x44, 0x38,
0x38, 0x44, 0x44, 0x44, 0x28,
0x38, 0x44, 0x44, 0x28, 0x7F,
0x38, 0x54, 0x54, 0x54, 0x18,
0x00, 0x08, 0x7E, 0x09, 0x02,
0x18, 0xA4, 0xA4, 0x9C, 0x78,
0x7F, 0x08, 0x04, 0x04, 0x78,
0x00, 0x44, 0x7D, 0x40, 0x00,
0x20, 0x40, 0x40, 0x3D, 0x00,
0x7F, 0x10, 0x28, 0x44, 0x00,
0x00, 0x41, 0x7F, 0x40, 0x00,
0x7C, 0x04, 0x78, 0x04, 0x78,
0x7C, 0x08, 0x04, 0x04, 0x78,
0x38, 0x44, 0x44, 0x44, 0x38,
0xFC, 0x18, 0x24, 0x24, 0x18,
0x18, 0x24, 0x24, 0x18, 0xFC,
0x7C, 0x08, 0x04, 0x04, 0x08,
0x48, 0x54, 0x54, 0x54, 0x24,
0x04, 0x04, 0x3F, 0x44, 0x24,
0x3C, 0x40, 0x40, 0x20, 0x7C,
0x1C, 0x20, 0x40, 0x20, 0x1C,
0x3C, 0x40, 0x30, 0x40, 0x3C,
0x44, 0x28, 0x10, 0x28, 0x44,
0x4C, 0x90, 0x90, 0x90, 0x7C,
0x44, 0x64, 0x54, 0x4C, 0x44,
0x00, 0x08, 0x36, 0x41, 0x00,
0x00, 0x00, 0x77, 0x00, 0x00,
0x00, 0x41, 0x36, 0x08, 0x00,
0x02, 0x01, 0x02, 0x04, 0x02,
0x3C, 0x26, 0x23, 0x26, 0x3C,
0x1E, 0xA1, 0xA1, 0x61, 0x12,
0x3A, 0x40, 0x40, 0x20, 0x7A,
0x38, 0x54, 0x54, 0x55, 0x59,
0x21, 0x55, 0x55, 0x79, 0x41,
0x21, 0x54, 0x54, 0x78, 0x41,
0x21, 0x55, 0x54, 0x78, 0x40,
0x20, 0x54, 0x55, 0x79, 0x40,
0x0C, 0x1E, 0x52, 0x72, 0x12,
0x39, 0x55, 0x55, 0x55, 0x59,
0x39, 0x54, 0x54, 0x54, 0x59,
0x39, 0x55, 0x54, 0x54, 0x58,
0x00, 0x00, 0x45, 0x7C, 0x41,
0x00, 0x02, 0x45, 0x7D, 0x42,
0x00, 0x01, 0x45, 0x7C, 0x40,
0xF0, 0x29, 0x24, 0x29, 0xF0,
0xF0, 0x28, 0x25, 0x28, 0xF0,
0x7C, 0x54, 0x55, 0x45, 0x00,
0x20, 0x54, 0x54, 0x7C, 0x54,
0x7C, 0x0A, 0x09, 0x7F, 0x49,
0x32, 0x49, 0x49, 0x49, 0x32,
0x32, 0x48, 0x48, 0x48, 0x32,
0x32, 0x4A, 0x48, 0x48, 0x30,
0x3A, 0x41, 0x41, 0x21, 0x7A,
0x3A, 0x42, 0x40, 0x20, 0x78,
0x00, 0x9D, 0xA0, 0xA0, 0x7D,
0x39, 0x44, 0x44, 0x44, 0x39,
0x3D, 0x40, 0x40, 0x40, 0x3D,
0x3C, 0x24, 0xFF, 0x24, 0x24,
0x48, 0x7E, 0x49, 0x43, 0x66,
0x2B, 0x2F, 0xFC, 0x2F, 0x2B,
0xFF, 0x09, 0x29, 0xF6, 0x20,
0xC0, 0x88, 0x7E, 0x09, 0x03,
0x20, 0x54, 0x54, 0x79, 0x41,
0x00, 0x00, 0x44, 0x7D, 0x41,
0x30, 0x48, 0x48, 0x4A, 0x32,
0x38, 0x40, 0x40, 0x22, 0x7A,
0x00, 0x7A, 0x0A, 0x0A, 0x72,
0x7D, 0x0D, 0x19, 0x31, 0x7D,
0x26, 0x29, 0x29, 0x2F, 0x28,
0x26, 0x29, 0x29, 0x29, 0x26,
0x30, 0x48, 0x4D, 0x40, 0x20,
0x38, 0x08, 0x08, 0x08, 0x08,
0x08, 0x08, 0x08, 0x08, 0x38,
0x2F, 0x10, 0xC8, 0xAC, 0xBA,
0x2F, 0x10, 0x28, 0x34, 0xFA,
0x00, 0x00, 0x7B, 0x00, 0x00,
0x08, 0x14, 0x2A, 0x14, 0x22,
0x22, 0x14, 0x2A, 0x14, 0x08,
0xAA, 0x00, 0x55, 0x00, 0xAA,
0xAA, 0x55, 0xAA, 0x55, 0xAA,
0x00, 0x00, 0x00, 0xFF, 0x00,
0x10, 0x10, 0x10, 0xFF, 0x00,
0x14, 0x14, 0x14, 0xFF, 0x00,
0x10, 0x10, 0xFF, 0x00, 0xFF,
0x10, 0x10, 0xF0, 0x10, 0xF0,
0x14, 0x14, 0x14, 0xFC, 0x00,
0x14, 0x14, 0xF7, 0x00, 0xFF,
0x00, 0x00, 0xFF, 0x00, 0xFF,
0x14, 0x14, 0xF4, 0x04, 0xFC,
0x14, 0x14, 0x17, 0x10, 0x1F,
0x10, 0x10, 0x1F, 0x10, 0x1F,
0x14, 0x14, 0x14, 0x1F, 0x00,
0x10, 0x10, 0x10, 0xF0, 0x00,
0x00, 0x00, 0x00, 0x1F, 0x10,
0x10, 0x10, 0x10, 0x1F, 0x10,
0x10, 0x10, 0x10, 0xF0, 0x10,
0x00, 0x00, 0x00, 0xFF, 0x10,
0x10, 0x10, 0x10, 0x10, 0x10,
0x10, 0x10, 0x10, 0xFF, 0x10,
0x00, 0x00, 0x00, 0xFF, 0x14,
0x00, 0x00, 0xFF, 0x00, 0xFF,
0x00, 0x00, 0x1F, 0x10, 0x17,
0x00, 0x00, 0xFC, 0x04, 0xF4,
0x14, 0x14, 0x17, 0x10, 0x17,
0x14, 0x14, 0xF4, 0x04, 0xF4,
0x00, 0x00, 0xFF, 0x00, 0xF7,
0x14, 0x14, 0x14, 0x14, 0x14,
0x14, 0x14, 0xF7, 0x00, 0xF7,
0x14, 0x14, 0x14, 0x17, 0x14,
0x10, 0x10, 0x1F, 0x10, 0x1F,
0x14, 0x14, 0x14, 0xF4, 0x14,
0x10, 0x10, 0xF0, 0x10, 0xF0,
0x00, 0x00, 0x1F, 0x10, 0x1F,
0x00, 0x00, 0x00, 0x1F, 0x14,
0x00, 0x00, 0x00, 0xFC, 0x14,
0x00, 0x00, 0xF0, 0x10, 0xF0,
0x10, 0x10, 0xFF, 0x10, 0xFF,
0x14, 0x14, 0x14, 0xFF, 0x14,
0x10, 0x10, 0x10, 0x1F, 0x00,
0x00, 0x00, 0x00, 0xF0, 0x10,
0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
0xF0, 0xF0, 0xF0, 0xF0, 0xF0,
0xFF, 0xFF, 0xFF, 0x00, 0x00,
0x00, 0x00, 0x00, 0xFF, 0xFF,
0x0F, 0x0F, 0x0F, 0x0F, 0x0F,
0x38, 0x44, 0x44, 0x38, 0x44,
0x7C, 0x2A, 0x2A, 0x3E, 0x14,
0x7E, 0x02, 0x02, 0x06, 0x06,
0x02, 0x7E, 0x02, 0x7E, 0x02,
0x63, 0x55, 0x49, 0x41, 0x63,
0x38, 0x44, 0x44, 0x3C, 0x04,
0x40, 0x7E, 0x20, 0x1E, 0x20,
0x06, 0x02, 0x7E, 0x02, 0x02,
0x99, 0xA5, 0xE7, 0xA5, 0x99,
0x1C, 0x2A, 0x49, 0x2A, 0x1C,
0x4C, 0x72, 0x01, 0x72, 0x4C,
0x30, 0x4A, 0x4D, 0x4D, 0x30,
0x30, 0x48, 0x78, 0x48, 0x30,
0xBC, 0x62, 0x5A, 0x46, 0x3D,
0x3E, 0x49, 0x49, 0x49, 0x00,
0x7E, 0x01, 0x01, 0x01, 0x7E,
0x2A, 0x2A, 0x2A, 0x2A, 0x2A,
0x44, 0x44, 0x5F, 0x44, 0x44,
0x40, 0x51, 0x4A, 0x44, 0x40,
0x40, 0x44, 0x4A, 0x51, 0x40,
0x00, 0x00, 0xFF, 0x01, 0x03,
0xE0, 0x80, 0xFF, 0x00, 0x00,
0x08, 0x08, 0x6B, 0x6B, 0x08,
0x36, 0x12, 0x36, 0x24, 0x36,
0x06, 0x0F, 0x09, 0x0F, 0x06,
0x00, 0x00, 0x18, 0x18, 0x00,
0x00, 0x00, 0x10, 0x10, 0x00,
0x30, 0x40, 0xFF, 0x01, 0x01,
0x00, 0x1F, 0x01, 0x01, 0x1E,
0x00, 0x19, 0x1D, 0x17, 0x12,
0x00, 0x3C, 0x3C, 0x3C, 0x3C,
0x00, 0x00, 0x00, 0x00, 0x00
};
#endif // FONT5X7_H

71
main/main.ino
View File

@@ -1,4 +1,6 @@
#include <FastLED.h>
#include "LEDMatrix.h"
#include "font.h"
// Params for width and height
const uint8_t kMatrixWidth = 32;
@@ -9,53 +11,44 @@ const uint8_t kMatrixHeight = 16;
#define LAST_VISIBLE_LED 511
CRGB leds[NUM_LEDS];
uint16_t XY(uint8_t x, uint8_t y) {
// any out of bounds address maps to the first hidden pixel
if ((x >= kMatrixWidth) || (y >= kMatrixHeight)) {
return (LAST_VISIBLE_LED + 1);
}
const int XYTable[] = {
248, 247, 232, 231, 216, 215, 200, 199, 184, 183, 168, 167, 152, 151, 136, 135, 120, 119, 104, 103, 88, 87, 72, 71, 56, 55, 40, 39, 24, 23, 8, 7,
249, 246, 233, 230, 217, 214, 201, 198, 185, 182, 169, 166, 153, 150, 137, 134, 121, 118, 105, 102, 89, 86, 73, 70, 57, 54, 41, 38, 25, 22, 9, 6,
250, 245, 234, 229, 218, 213, 202, 197, 186, 181, 170, 165, 154, 149, 138, 133, 122, 117, 106, 101, 90, 85, 74, 69, 58, 53, 42, 37, 26, 21, 10, 5,
251, 244, 235, 228, 219, 212, 203, 196, 187, 180, 171, 164, 155, 148, 139, 132, 123, 116, 107, 100, 91, 84, 75, 68, 59, 52, 43, 36, 27, 20, 11, 4,
252, 243, 236, 227, 220, 211, 204, 195, 188, 179, 172, 163, 156, 147, 140, 131, 124, 115, 108, 99, 92, 83, 76, 67, 60, 51, 44, 35, 28, 19, 12, 3,
253, 242, 237, 226, 221, 210, 205, 194, 189, 178, 173, 162, 157, 146, 141, 130, 125, 114, 109, 98, 93, 82, 77, 66, 61, 50, 45, 34, 29, 18, 13, 2,
254, 241, 238, 225, 222, 209, 206, 193, 190, 177, 174, 161, 158, 145, 142, 129, 126, 113, 110, 97, 94, 81, 78, 65, 62, 49, 46, 33, 30, 17, 14, 1,
255, 240, 239, 224, 223, 208, 207, 192, 191, 176, 175, 160, 159, 144, 143, 128, 127, 112, 111, 96, 95, 80, 79, 64, 63, 48, 47, 32, 31, 16, 15, 0,
256, 271, 272, 287, 288, 303, 304, 319, 320, 335, 336, 351, 352, 367, 368, 383, 384, 399, 400, 415, 416, 431, 432, 447, 448, 463, 464, 479, 480, 495, 496, 511,
257, 270, 273, 286, 289, 302, 305, 318, 321, 334, 337, 350, 353, 366, 369, 382, 385, 398, 401, 414, 417, 430, 433, 446, 449, 462, 465, 478, 481, 494, 497, 510,
258, 269, 274, 285, 290, 301, 306, 317, 322, 333, 338, 349, 354, 365, 370, 381, 386, 397, 402, 413, 418, 429, 434, 445, 450, 461, 466, 477, 482, 493, 498, 509,
259, 268, 275, 284, 291, 300, 307, 316, 323, 332, 339, 348, 355, 364, 371, 380, 387, 396, 403, 412, 419, 428, 435, 444, 451, 460, 467, 476, 483, 492, 499, 508,
260, 267, 276, 283, 292, 299, 308, 315, 324, 331, 340, 347, 356, 363, 372, 379, 388, 395, 404, 411, 420, 427, 436, 443, 452, 459, 468, 475, 484, 491, 500, 507,
261, 266, 277, 282, 293, 298, 309, 314, 325, 330, 341, 346, 357, 362, 373, 378, 389, 394, 405, 410, 421, 426, 437, 442, 453, 458, 469, 474, 485, 490, 501, 506,
262, 265, 278, 281, 294, 297, 310, 313, 326, 329, 342, 345, 358, 361, 374, 377, 390, 393, 406, 409, 422, 425, 438, 441, 454, 457, 470, 473, 486, 489, 502, 505,
263, 264, 279, 280, 295, 296, 311, 312, 327, 328, 343, 344, 359, 360, 375, 376, 391, 392, 407, 408, 423, 424, 439, 440, 455, 456, 471, 472, 487, 488, 503, 504
};
int i = (y * kMatrixWidth) + x;
int j = XYTable[i];
return j;
}
LEDMatrix matrix(kMatrixWidth, kMatrixHeight, NUM_LEDS, LAST_VISIBLE_LED, leds);
void setup() {
FastLED.addLeds<WS2812, DATA_PIN, GRB>(leds, NUM_LEDS);
FastLED.setBrightness(40);
FastLED.clear();
FastLED.show();
}
void loop() {
for (int y = 0; y < kMatrixHeight; y++) {
for (int x = 0; x < kMatrixWidth; x++) {
int index = XY(x, y);
if (index <= LAST_VISIBLE_LED) {
leds[index] = CRGB::White;
FastLED.show();
delay(10);
leds[index] = CRGB::Black;
void drawChar(char c, int x, int y, CRGB color) {
if (c < 32 || c > 127) return; // Ignore non-printable characters
for (int i = 0; i < 5; i++) {
uint8_t line = font[(c - 32) * 5 + i]; // Access the font array as a one-dimensional array
for (int j = 0; j < 7; j++) {
if (line & 0x1) {
matrix.drawPixel(x + i, y + j, color);
}
line >>= 1;
}
}
}
//TODO: Fix letter overflow
void drawText(const char* text, int x, int y, CRGB color) {
while (*text) {
drawChar(*text++, x, y, color);
x += 6; // Move to the next character position
if (x >= kMatrixWidth) { // Handle overflow to the next screen
x = 0;
y += 8; // Move to the next line
}
}
}
void loop() {
FastLED.clear();
drawText("abwawawawaa", 0, 0, CRGB::White);
FastLED.show();
delay(1000);
}