Files
LED-Matrix/main/main.ino
2024-11-30 15:46:07 +01:00

54 lines
1.3 KiB
C++

#include <FastLED.h>
#include "LEDMatrix.h"
#include "font.h"
// Params for width and height
const uint8_t kMatrixWidth = 32;
const uint8_t kMatrixHeight = 16;
#define NUM_LEDS (kMatrixWidth * kMatrixHeight)
#define DATA_PIN D2
#define LAST_VISIBLE_LED 511
CRGB leds[NUM_LEDS];
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 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);
}