//Config
float initialRadius = 5; 
float radiusDelta = 3;
float fadeDelta = -0.5;
int delay = 30; // Declare and initialize delay in frames
int bufferSize = 20; // Declare and initialize ring buffer size

int sourceX = mouseX; // Declare and initialize source point x coordinate to current mouse x coordinate
int sourceY = mouseY; // Declare and initialize source point y coordinate to current mouse y coordinate
float[] radiusBuffer = new float[bufferSize]; // Declare and initialize radius buffer
int[] sourceXBuffer = new int[bufferSize]; // Declare and initialize source point x coordinate buffer
int[] sourceYBuffer = new int[bufferSize]; // Declare and initialize source point y coordinate buffer
int[] colors = new int[bufferSize]; // Declare and initialize color buffer
float[] fades = new float[bufferSize]; // Declare and initialize fade buffer
int bufferIndex = 0; // Declare and initialize buffer index
int frameCount = 0; // Declare and initialize frame counter

void setup() {
  size(1600, 1200); // Set canvas size
  colorMode(HSB, 360, 100, 100); // Set color mode to HSB
}

void draw() {
  background(255); // Clear canvas

  for (int i = 0; i < bufferSize; i++) { // Iterate over ring buffer
    float r = radiusBuffer[i]; // Get radius value from buffer
    int x = sourceXBuffer[i]; // Get source point x coordinate from buffer
    int y = sourceYBuffer[i]; // Get source point y coordinate from buffer
    stroke(colors[i], fades[i]); // Set stroke color from color buffer
    noFill(); // Remove fill
    ellipse(x, y, r, r); // Draw circle with radius and source point coordinates from buffers
    
    radiusBuffer[i]+=radiusDelta;
    fades[i] = max(0, fades[i] + fadeDelta); // Decrease fade value by 5
  }



  if(mousePressed){
    if (frameCount % delay == 0) { // Check if delay has passed
      SpawnNewWave();
    }
  }

sourceX = mouseX;
sourceY = mouseY;
  //radius += 2; // Increment radius
  frameCount++; // Increment frame counter
}

void SpawnNewWave(){
    radiusBuffer[bufferIndex] = initialRadius; // Add current radius to buffer
    sourceXBuffer[bufferIndex] = sourceX; // Add current source point x coordinate to buffer
    sourceYBuffer[bufferIndex] = sourceY; // Add current source point y coordinate to buffer
    colors[bufferIndex] = color(0); // Add random color to color buffer
    fades[bufferIndex] = 255; // Add full fade value to fade buffer
    bufferIndex = (bufferIndex + 1) % bufferSize; // Increment buffer index and wrap around if necessary
    //radius = 5; // Reset radius to small value
}

void ClearWave(){
  // Clear source point buffers
  for (int i = 0; i < bufferSize; i++) {
    sourceXBuffer[i] = 0;
    sourceYBuffer[i] = 0;
  }
}

void mousePressed() {

}