// This method redraws the GUI display.
private void UpdateDisplay()
{
Graphics g = drawingPanel.CreateGraphics();
int width = drawingPanel.Width - 1;
int height = drawingPanel.Height - 1;
// Clear the current display.
g.Clear(Color.White);
// Update the position of the golfball on the screen.
SolidBrush brush = new SolidBrush(Color.Black);
Pen blackPen = new Pen(Color.Black, 1);
// Draw picture based on whether the XZ or
// XY axes are selected.
string axes = (string)axesComboBox.SelectedItem;
if (String.Equals(axes, "XZ"))
{
// Draw the golfer.
int zLocation = height - 50;
g.DrawImage(golferIcon, 0, zLocation, 34, 50);
// Draw the flag
zLocation = height - 62;
g.DrawImage(flagIcon, (int)(2.0 * distanceToHole),
zLocation, 55, 62);
// Update the position of the golfball
// on the screen.
int xPosition = (int)(2.0 * golfball.GetX() + 14);
int zPosition = (int)(height - 5 - 2.0 * golfball.GetZ());
g.FillEllipse(brush, xPosition, zPosition, 5, 5);
}
else
{
// Draw location of green.
g.DrawEllipse(blackPen, (int)(2.0 * distanceToHole - 20), 80, 40, 40);
g.FillEllipse(brush, (int)(2.0 * distanceToHole - 4), 96, 8, 8);
// Update the position of the golfball
// on the screen.
int xPosition = (int)(2.0 * golfball.GetX());
int yPosition = (int)(100 - 2 - 2.0 * golfball.GetY());
g.FillEllipse(brush, xPosition, yPosition, 5, 5);
}
// Clean up the Graphics object.
g.Dispose();
}
void Start()
{
double vx0 = 5.2f;
double vy0 = 5.2f;
double vz0 = 10.0f;
double mass = 20.0f;
double area = .2f;
double cd = .4f;
double density = 1.2f;
// golfBall = new DragProjectile(gameObject.transform.position.x, gameObject.transform.position.z, gameObject.transform.position.y,
// vx0, vy0, vz0, 0.0, mass, area, density, cd);
gameObject.transform.position = new Vector3((float)golfBall.GetX(), (float)golfBall.GetZ(), (float)golfBall.GetY());
//
}
/*
* Initialize the starting variables again after setting with UI inputs;
*/
void initialize()
{
if (init)
{
trailSwitch = true;
vx0 = tempVx0;
vy0 = tempVy0;
vz0 = tempVz0;
mass = 20.0f;
area = .2f;
cd = .4f;
density = 1.2f;
golfBall = new DragProjectile(gameObject.transform.position.x, gameObject.transform.position.z, gameObject.transform.position.y,
vx0, vy0, vz0, 0.0, mass, area, density, cd, windVx, windVy);
gameObject.transform.position = new Vector3((float)golfBall.GetX(), (float)golfBall.GetZ(), (float)golfBall.GetY());
init = false;
}
}
void Update()
{
if (Input.GetKeyDown(KeyCode.Space))
{
isFiring = true;
shootingDirection = GameObject.Find("Main Camera").transform.forward;
initialVelocity = shootingDirection * (power); //sets strengths
basketBall = new DragProjectile(gameObject.transform.position.x, gameObject.transform.position.z, gameObject.transform.position.y,
initialVelocity.x, initialVelocity.z, initialVelocity.y, 0.0, mass, area, density, cd); //creates projectile
gameObject.transform.position = new Vector3((float)basketBall.GetX(), (float)basketBall.GetZ(), (float)basketBall.GetY());
}
if (isFiring)
{
time += Time.deltaTime / 100; //slows down time
basketBall.UpdateLocationAndVelocity(time); //updates position and speed
if (basketBall.GetZ() >= -1)
{
gameObject.transform.position = new Vector3((float)basketBall.GetX(), (float)basketBall.GetZ(), (float)basketBall.GetY());
}
else
{
if (distance(ball.transform.position, target.transform.position) < 1) //hits
{
audio.PlayOneShot(cheer); //sound
score += 2; //increases
}
isFiring = false; //false
time = 0; //sets
resetBall(); //reset ball
}
}
if (shootsTaken == 5) //load next level
{
previousLevel++;
PlayerPrefs.SetInt("currentScore", currentScore + score);
PlayerPrefs.SetInt("previousLevel", previousLevel);
PlayerPrefs.Save();
Application.LoadLevel("briefing");
}
}
/*
* Only hit the golfball and simulate movement based on input from the UI button in the UIController class
*
*/
void HitBall()
{
if (hitBall)
{
// inialize again, But only once
initialize();
time += Time.deltaTime;
time /= 10;
golfBall.UpdateLocationAndVelocity(time);
if (golfBall.GetZ() >= 0.0)
{
gameObject.transform.position = new Vector3((float)golfBall.GetX(), (float)golfBall.GetZ(), (float)golfBall.GetY());
//print ("x="+golfBall.GetX() +" y="+golfBall.GetZ());
}
else
{
hitBall = false;
trailSwitch = false;
//print ("x="+golfBall.GetX() +" y="+golfBall.GetZ());
}
}
}