void setup() {
    size(1000, 800);
}

void draw() {
    drawField();
    drawGoal();    
    drawBall();
    drawScore();
}

// Draw the field markings.
// The centre of the field should be clearly marked.
void drawField() {
}

// Draw and animate the moving goal posts.
void drawGoal() {
}


// Draw and animate the ball.
void drawBall() {
}

// Move the ball so that it moves to the centre of the opening in the 
// goal posts. To be called after the user scores a goal.
void moveBallToGoal() {
}

// Reset the game and update the score and speed of the goal posts.
void restart() {
}


// draw the score to the screen.
void drawScore() {
}

// Return if the ball is past the half mark. False otherwise.
boolean ballPastHalf() {
    return false; 
}

// Return true if the point (a, b) is in the circle centred at (x, y)
// with radius r.
boolean pointInCircle(float a, float b, float x, float y, float r) {
    return false;
} 

// Return true if the point (a, b) is in the rectangle with *corner* is
// (x, y), width w and height h
boolean pointInRect(float a, float b, float x, float y, float w, float h) {
    return false;
}