/// <summary>
/// Allows the game to run logic such as updating the world,
/// checking for collisions, gathering input, and playing audio.
/// </summary>
/// <param name="gameTime">Provides a snapshot of timing values.</param>
protected override void Update(GameTime gameTime)
{
// If enabling this option does NOT reduce frame rate,
// we must be GPU bound
//System.Threading.Thread.Sleep(100);
//Input processor update KB,Mouse,Gamepad
input.Update(gameTime);
//this logic should be integrated into the main update loop somewhere
//must be after physics and position updates then set the final camera positions then call update
/* if (currentCamera == driverCamera)
* {
* //set position is Head bone of the Car model!
* driverCamera.Position = Vector3.Transform(Vector3.Zero, Matrix.Identity * Car.Car.GetWorldMatrix(Car.Chassis.Model, Vector3.Zero)[0] * Car.Chassis.Model.Bones["Head"].Transform);
* //driverCamera.Update(ref gameTime);
* }
*/
//Advance physics engine
X.AdvancePhysics(ref gameTime);
//After physics run, update chase cameras positions/orientation.
if (currentCamera == chase)
{
chase.ChaseTargetPosition = Car.Position;
chase.ChaseTargetForward = Car.Orientation.Forward;
chase.Up = Car.Orientation.Up;
}
//Call engine update will call update on all updateable engine components
X.UpdateComponents(ref gameTime);
//XNA Update
base.Update(gameTime);
}
protected override void Draw()
{
this.GraphicsDevice.Clear(Color.Red);
GameTime gameTime = new GameTime(time.TotalGameTime.Elapsed, time.ElapsedGameTime.Elapsed, time.TotalGameTime.Elapsed, time.ElapsedGameTime.Elapsed, false);
time.ElapsedGameTime.Reset();
time.ElapsedGameTime.Start();
if (hasFocus && keyboard != null && mouse != null)
{
if (keyboard.KeyDown(Microsoft.Xna.Framework.Input.Keys.S))
{
camera.Translate(Vector3.Backward * 400);
}
if (keyboard.KeyDown(Microsoft.Xna.Framework.Input.Keys.W))
{
camera.Translate(Vector3.Forward * 400);
}
if (keyboard.KeyDown(Microsoft.Xna.Framework.Input.Keys.A))
{
camera.Translate(Vector3.Left * 400);
}
if (keyboard.KeyDown(Microsoft.Xna.Framework.Input.Keys.D))
{
camera.Translate(Vector3.Right * 400);
}
if (mouse.ButtonPressed(XMouse.Buttons.Left))
{
mouse.InitialPosition = new Vector2(Mouse.GetState().X, Mouse.GetState().Y);
mouse.CurrentPosition = mouse.InitialPosition;
mouse.Delta = Vector2.Zero;
mouse.Reset = true;
manipulators = false;
//Cursor.Hide();
}
else if (mouse.ButtonReleased(XMouse.Buttons.Left))
{
mouse.Reset = false;
manipulators = true;
if (!dragdroprelease)
{
Cursor.Show();
}
else
{
dragdroprelease = false;
}
((EditorForm)Tag).RefreshPropertiesTab();
}
if (mouse.ButtonDown(XMouse.Buttons.Left))
{
camera.Rotate(new Vector3(mouse.Delta.Y * .0016f, mouse.Delta.X * .0016f, 0));
}
if (mouse.ButtonReleased(XMouse.Buttons.Right))
{
((EditorForm)Tag).RefreshPropertiesTab();
}
}
X.AdvancePhysics(ref gameTime);
X.UpdateComponents(ref gameTime);
if (manipulators)
{
mManipulator.Update();
}
X.Renderer.Draw(ref gameTime, ref camera.Base);
mManipulator.Draw();
float fps = (float)1000.0f / (float)gameTime.ElapsedGameTime.TotalMilliseconds;
this.Parent.Parent.Parent.Text = "Elapsed:" + gameTime.ElapsedGameTime.ToString() + " Total:" + gameTime.TotalGameTime.ToString() + " FPS:" + fps.ToString();
}