jan25

int
    // ball
    x,
    y,
    speed,

    // gates
    w, // half width
    h, // half height
    weight,
    angle,

    points = 0; // taškai

void setup() {
    size(1280, 740);
    rectMode (CENTER);
    textSize (height / 10);

    x = width / 2;
    y = height;
    speed = - (height / 50);

    w = width / 6; // half width
    h = width / 10; // half height
    weight = width / 60;
    angle = w / 4;
}

void ball () {
    y += speed;
    if (y < 0) { // jei kamuolys pasiekė viršų
        y = height; // grįžtu į apačią
        x = int (random(width)); // bet kokia x pozicija
    }

    if (points % 5 == 0 && points != 0)
     --speed;

    noStroke();
    fill (255);
    circle (x, y, height / 10);
}

void gates () {
    strokeWeight(weight);
    stroke (0);
    noFill ();

    // back
    rect (mouseX + angle, mouseY - angle, w * 2, h * 2, width / 500); // +suapvalinimas

    // front
    line (mouseX - w, mouseY - h, mouseX + w, mouseY - h); // upper
    line (mouseX - w, mouseY - h, mouseX - w, mouseY + h); // left
    line (mouseX + w, mouseY - h, mouseX + w, mouseY + h); // right

    // angle
    line (mouseX - w,mouseY - h, mouseX - w + angle, mouseY - h - angle); // left top
    line (mouseX - w, mouseY + h, mouseX - w + angle, mouseY + h - angle); // left bottom
    line (mouseX + w, mouseY - h, mouseX + w + angle, mouseY - h - angle); // right top
    line (mouseX + w, mouseY + h, mouseX + w + angle, mouseY + h - angle); // right bottom

    if ( // kamuolys yra vartuose
        x > mouseX - w &&
        x < mouseX + w &&
        y < mouseY &&
        y > mouseY - h
    ) {
      y = height; // grįžtu į apačią
      x = int (random(width)); // bet kokia x pozicija
      ++points; // padidinti taškus
    }
}

void draw () {
    background (125, 255, 125);
    gates ();
    ball();
    fill (0, 0, 255);
    text (points, width * 0.9, height / 8);
}