private int step, stepSize; // values for stepping
#endregion Fields
#region Constructors
// constructors
/// <summary>
/// Object that places and orients itself.
/// </summary>
/// <param name="theStage"> the stage containing object </param>
/// <param name="aModel">how the object looks</param>
/// <param name="label"> name of object </param>
/// <param name="position"> position in stage </param>
/// <param name="orientAxis"> axis to orient on </param>
/// <param name="radians"> orientation rotation </param>
public Object3D(Stage theStage, Model3D aModel, string label, Vector3 position,
Vector3 orientAxis, float radians)
{
scales = Vector3.One; // no scaling of model
stage = theStage;
model = aModel;
name = label;
step = 1;
stepSize = 10;
pitch = yaw = roll = 0.0f;
orientation = Matrix.Identity;
orientation *= Matrix.CreateFromAxisAngle(orientAxis, radians);
orientation *= Matrix.CreateTranslation(position);
scaleObjectBoundingSphere();
}
/// <summary>
/// Set GraphicDevice display and rendering BasicEffect effect.
/// Create SpriteBatch, font, and font positions.
/// Creates the traceViewport to display information and the sceneViewport
/// to render the environment.
/// Create and add all DrawableGameComponents and Cameras.
/// First, add all required contest: Inspector, Cameras, Terrain, Agents
/// Second, add all optional (scene specific) content
/// </summary>
protected override void LoadContent()
{
display = graphics.GraphicsDevice;
effect = new BasicEffect(display);
// Set up Inspector display
spriteBatch = new SpriteBatch(display); // Create a new SpriteBatch
inspectorFont = Content.Load<SpriteFont> ("Consolas"); // Windows XNA && MonoGames
// viewports
defaultViewport = GraphicsDevice.Viewport;
inspectorViewport = defaultViewport;
sceneViewport = defaultViewport;
inspectorViewport.Height = InfoPaneSize * inspectorFont.LineSpacing;
inspectorProjection = Matrix.CreatePerspectiveFieldOfView((float) Math.PI/4.0f,
inspectorViewport.Width/inspectorViewport.Height, 1.0f, 200.0f);
sceneViewport.Height = defaultViewport.Height - inspectorViewport.Height;
sceneViewport.Y = inspectorViewport.Height;
sceneProjection = Matrix.CreatePerspectiveFieldOfView((float) Math.PI/4.0f,
sceneViewport.Width /sceneViewport.Height, 1.0f, 1000.0f);
// create Inspector display
Texture2D inspectorBackground = Content.Load<Texture2D>("inspectorBackground");
inspector = new Inspector(display, inspectorViewport, inspectorFont, Color.Black, inspectorBackground);
// create information display strings
// help strings
inspector.setInfo(0, "AGMGSKv7 -- Academic Graphics MonoGames/XNA Starter Kit for CSUN Comp 565 assignments.");
inspector.setInfo(1, "Press keyboard for input (not case sensitive 'H' || 'h')");
inspector.setInfo(2, "Inspector toggles: 'H' help or info 'M' matrix or info 'I' displays next info pane.");
inspector.setInfo(3, "Arrow keys move the player in, out, left, or right. 'R' resets player to initial orientation.");
inspector.setInfo(4, "Stage toggles: 'B' bounding spheres, 'C' || 'X' cameras, 'F' fog, 'T' updates, 'Y' yon");
// initialize empty info strings
for (int i = 5; i < 20; i++) inspector.setInfo(i, " ");
// set blending for bounding sphere drawing
blending = new BlendState();
blending.ColorSourceBlend = Blend.SourceAlpha;
blending.ColorDestinationBlend = Blend.InverseSourceAlpha;
blending.ColorBlendFunction = BlendFunction.Add;
notBlending = new BlendState();
notBlending = display.BlendState;
// Create and add stage components
// You must have a TopDownCamera, BoundingSphere3D, WayPoint3D, Terrain, and Agents (player, npAgent) in your stage!
// Place objects at a position, provide rotation axis and rotation radians.
// All location vectors are specified relative to the center of the stage.
// Create a top-down "Whole stage" camera view, make it first camera in collection.
topDownCamera = new Camera(this, Camera.CameraEnum.TopDownCamera);
camera.Add(topDownCamera);
// Set initial camera and projection matrix
setCamera(0); // select the first camera
boundingSphere3D = Content.Load<Model>("boundingSphereV3");
wayPoint3D = Content.Load<Model>("100x50x100Marker"); // model for navigation node display
// Create required entities:
collidable = new List<Object3D>(); // collection of objects to test for collisions
terrain = new Terrain(this, "terrain", "heightTexture", "colorTexture");
Components.Add(terrain);
// Load Agent mesh objects, meshes do not have textures
player = new Player(this, "Chaser",
new Vector3(510 * spacing, terrain.surfaceHeight(510, 507), 507 * spacing),
new Vector3(0, 1, 0), 0.78f, "redAvatarV6"); // face looking diagonally across stage
player.IsCollidable = true; // test collisions for player
Components.Add(player);
npAgent = new NPAgent(this, "Evader",
new Vector3(490 * spacing, terrain.surfaceHeight(490, 450), 450 * spacing),
new Vector3(0, 1, 0), 0.0f, "magentaAvatarV6"); // facing +Z
npAgent.IsCollidable = false; // npAgent does not test for collisions
Components.Add(npAgent);
// create file output stream for trace()
fout = new StreamWriter("trace.txt", false);
Trace = string.Format("{0} trace output from AGMGSKv7", DateTime.Today.ToString("MMMM dd, yyyy"));
// ------ The wall and pack are required for Comp 565 projects, but not AGMGSK ---------
// create walls for navigation algorithms
Wall wall = new Wall(this, "wall", "100x100x100Brick");
Components.Add(wall);
// create a pack for "flocking" algorithms
// create a Pack of 6 dogs centered at (450, 500) that is leaderless
Pack pack = new Pack(this, "dog", "dogV6", 6, 450, 430, null);
Components.Add(pack);
// ----------- OPTIONAL CONTENT HERE -----------------------
// Load content for your project here
// create a temple
Model3D m3d = new Model3D(this, "temple", "templeV3");
m3d.IsCollidable = true; // must be set before addObject(...) and Model3D doesn't set it
m3d.addObject(new Vector3(340 * spacing, terrain.surfaceHeight(340, 340), 340 * spacing),
new Vector3(0, 1, 0), 0.79f); // , new Vector3(1, 4, 1));
Components.Add(m3d);
Model3D treasure = new Model3D(this, "treasure", "treasure2");
treasure.IsCollidable = true; // must be set before addObject(...) and Model3D doesn't set it
treasure.addObject(new Vector3(67050,100,67950),
new Vector3(0, 1, 0), 0.0f, new Vector3(10,10,10)); // , new Vector3(1, 4, 1));
Components.Add(treasure);
// create 20 clouds
Cloud cloud = new Cloud(this, "cloud", "cloudV3", 20);
Components.Add(cloud);
Trace = string.Format("Scene created with {0} collidable objects.", Collidable.Count);
}