/// <summary>
/// Allows the game to perform any initialization it needs to before starting to run.
/// This is where it can query for any required services and load any non-graphic
/// related content. Calling base.Initialize will enumerate through any components
/// and initialize them as well.
/// </summary>
protected override void Initialize()
{
// TODO: Add your initialization logic here
base.Initialize();
updatables = new List <Element>();
// Display the mouse cursor
this.IsMouseVisible = true;
// Initialize the GoblinXNA framework
State.InitGoblin(graphics, Content, "");
// Initialize the scene graph
scene = new Scene();
// Use the newton physics engine to perform collision detection
scene.PhysicsEngine = new NewtonPhysics();
// For some reason, it sometimes causes memory conflict when it attempts to update the
// marker transformation in the multi-threaded code, so if you see weird exceptions
// thrown in Shaders, then you should not enable the marker tracking thread
State.ThreadOption = (ushort)ThreadOptions.MarkerTracking;
// Set up optical marker tracking
// Note that we don't create our own camera when we use optical marker
// tracking. It'll be created automatically
SetupMarkerTracking();
// Set up the lights used in the scene
CreateLights();
// Enable shadow mapping
// NOTE: In order to use shadow mapping, you will need to add 'MultiLightShadowMap.fx'
// and 'SimpleShadowShader.fx' shader files to your 'Content' directory. Also in here,
// we're creating the ShadowMap before the creation of 3D objects since we need to assign
// this ShadowMap to the IShadowShader used for the 3D objects
scene.ShadowMap = new MultiLightShadowMap();
// Create 3D objects
CreateObjects();
// Create the ground that represents the physical ground marker array
CreateGround();
// Show Frames-Per-Second on the screen for debugging
State.ShowFPS = true;
collisionCount = 0;
// Set up physics material interaction specifications between the shooting box and the ground
NewtonMaterial physMat = new NewtonMaterial();
physMat.MaterialName1 = "CannonBall";
physMat.MaterialName2 = "Ground";
physMat.Elasticity = 0.7f;
physMat.StaticFriction = 0.8f;
physMat.KineticFriction = 0.2f;
// Define a callback function that will be called when the two materials contact/collide
physMat.ContactProcessCallback = delegate(Vector3 contactPosition, Vector3 contactNormal,
float contactSpeed, float colObj1ContactTangentSpeed, float colObj2ContactTangentSpeed,
Vector3 colObj1ContactTangentDirection, Vector3 colObj2ContactTangentDirection)
{
if (contactSpeed > 2)
{
collisionCount++;
}
// When a cube box collides with the ground, it can have more than 1 contact points
// depending on the collision surface, so we only play sound and add 3D texts once
// every four contacts to avoid multiple sound play or text addition for one surface
// contact
if (collisionCount >= 8)
{
// Reset the count
collisionCount = 0;
}
};
// Add this physics material interaction specifications to the physics engine
((NewtonPhysics)scene.PhysicsEngine).AddPhysicsMaterial(physMat);
}
/// <summary>
/// Allows the game to perform any initialization it needs to before starting to run.
/// This is where it can query for any required services and load any non-graphic
/// related content. Calling base.Initialize will enumerate through any components
/// and initialize them as well.
/// </summary>
protected override void Initialize()
{
base.Initialize();
#if WINDOWS
// Display the mouse cursor
this.IsMouseVisible = true;
#endif
// Initialize the GoblinXNA framework
State.InitGoblin(graphics, Content, "");
#if WINDOWS_PHONE
this.Activated += Sound.Instance.GameActivated;
#endif
// Initialize the scene graph
scene = new Scene();
// Set the background color to CornflowerBlue color.
// GraphicsDevice.Clear(...) is called by Scene object with this color.
scene.BackgroundColor = Color.CornflowerBlue;
#if WINDOWS
// We will use the Newton physics engine (http://www.newtondynamics.com)
// for processing the physical simulation
scene.PhysicsEngine = new NewtonPhysics();
#else
scene.PhysicsEngine = new MataliPhysics();
#endif
scene.PhysicsEngine.Gravity = 30;
#if WINDOWS_PHONE
((MataliPhysics)scene.PhysicsEngine).SimulationTimeStep = 1 / 30f;
#endif
text3ds = new List <Text3DInfo>();
// Set up the lights used in the scene
CreateLights();
// Set up the camera which defines the eye location and viewing frustum
CreateCamera();
// Create 3D objects
CreateObjects();
#if WINDOWS
// Set up physics material interaction specifications between the shooting box and the ground
NewtonMaterial physMat = new NewtonMaterial();
physMat.MaterialName1 = "ShootingBox";
physMat.MaterialName2 = "Ground";
physMat.Elasticity = 0.7f;
physMat.StaticFriction = 0.8f;
physMat.KineticFriction = 0.2f;
// Define a callback function that will be called when the two materials contact/collide
physMat.ContactProcessCallback = delegate(Vector3 contactPosition, Vector3 contactNormal,
float contactSpeed, float colObj1ContactTangentSpeed, float colObj2ContactTangentSpeed,
Vector3 colObj1ContactTangentDirection, Vector3 colObj2ContactTangentDirection)
{
if (contactSpeed > 2)
{
collisionCount++;
}
// When a cube box collides with the ground, it can have more than 1 contact points
// depending on the collision surface, so we only play sound and add 3D texts once
// every four contacts to avoid multiple sound play or text addition for one surface
// contact
if (collisionCount >= 4)
{
// Set the collision sound volume based on the contact speed
SoundEffectInstance instance = Sound.Instance.PlaySoundEffect(bounceSound);
//instance.Volume = contactSpeed / 50f;
// Print a text message on the screen
Notifier.AddMessage("Contact with speed of " + contactSpeed);
// Create a 3D text to be rendered
Text3DInfo text3d = new Text3DInfo();
text3d.Text = "BOOM!!";
// The larger the contact speed, the longer the 3D text will stay displayed
text3d.Duration = contactSpeed * 500;
text3d.ElapsedTime = 0;
// Scale down the vector font since it's quite large, and display the text
// above the contact position
text3d.Transform = Matrix.CreateScale(0.03f) *
Matrix.CreateTranslation(contactPosition + Vector3.UnitY * 4);
// Add this 3D text to the display list
text3ds.Add(text3d);
// Reset the count
collisionCount = 0;
}
};
// Add this physics material interaction specifications to the physics engine
((NewtonPhysics)scene.PhysicsEngine).AddPhysicsMaterial(physMat);
#endif
// Add a mouse click handler for shooting a box model from the mouse location
MouseInput.Instance.MouseClickEvent += new HandleMouseClick(MouseClickHandler);
// Show some debug information
State.ShowFPS = true;
// Show debugging messages on the screen
State.ShowNotifications = true;
// Make the debugging message fade out after 3000 ms (3 seconds)
Notifier.FadeOutTime = 3000;
}
