#include <U8g2lib.h>
#include <math.h>

// Define the OLED display object
U8G2_SSD1306_128X64_NONAME_F_HW_I2C u8g2(U8G2_R0, /* reset=*/ U8X8_PIN_NONE);

void setup() {
  // Initialize the OLED display
  u8g2.begin();

  // Set up the sine wave parameters
  float frequency = 1.0;   // Frequency of the sine wave in Hz
  float amplitude = 30.0;  // Amplitude of the sine wave
  float phase = 0.0;       // Phase offset of the sine wave

  // Loop to animate the sine wave
  while (true) {
    // Clear the display
    u8g2.clearBuffer();

    // Plot the sine wave with more points for smoother animation
    for (int x = 0; x < u8g2.getWidth(); x += 2) {
      //float y = amplitude * sin(2 * PI * frequency * x / u8g2.getWidth() + phase) + u8g2.getHeight() / 2;
      float y = analogRead(0)+ u8g2.getHeight() / 2;
      
      u8g2.drawPixel(x, y);
    }

    // Send the buffer to the OLED display
    u8g2.sendBuffer();

    // Reduce delay for smoother animation
    //delay(1);

    // Shift the phase to create a scrolling effect
    phase += 0.1;
  }
}

void loop() {
  // Empty loop since animation is handled in setup()
}