Arduino入門
#include <M5Unified.h> // Function to draw a random rectanglevoid draw_function(LovyanGFX* gfx) { int x = rand() % gfx->width(); int y = rand() % gfx->height(); int r = (gfx->width() >> 4) + 2; uint16_t c = rand(); gfx->fillRect(x - r, y - r, r * 2, r * 2, c);} void setup() { // Initialize M5Unified auto cfg = M5.config(); M5.begin(cfg); // Set text size based on screen height int textsize = M5.Display.height() / 60; if (textsize == 0) { textsize = 1; } M5.Display.setTextSize(textsize);} void loop() { // Draw a random filled circle int x = rand() % M5.Display.width(); int y = rand() % M5.Display.height(); int r = (M5.Display.width() >> 4) + 2; uint16_t c = rand(); M5.Display.fillCircle(x, y, r, c); // Call draw_function to draw a random rectangle draw_function(&M5.Display); delay(50);}
アップロード後、以下のようになります: