/// <summary>
/// Create an Agent.
/// All Agents are collidable and have a single instance Object3D named agentObject.
/// Set StepSize, create first, follow and above cameras.
/// Set first as agentCamera
/// <param name="stage"></param>
/// <param name="label"></param>
/// <param name="position"></param>
/// <param name="orientAxis"></param>
/// <param name="radians"></param>
/// <param name="meshFile"></param>
/// </summary>
public Agent(Stage stage, string label, Vector3 position, Vector3 orientAxis,
float radians, string meshFile)
: base(stage, label, meshFile)
{
// create an Object3D for this agent
agentObject = addObject(position, orientAxis, radians);
first = new Camera(stage, agentObject, Camera.CameraEnum.FirstCamera);
follow = new Camera(stage, agentObject, Camera.CameraEnum.FollowCamera);
above = new Camera(stage, agentObject, Camera.CameraEnum.AboveCamera);
stage.addCamera(first);
stage.addCamera(follow);
stage.addCamera(above);
agentCamera = first;
}
/// <summary>
/// Initializes a new instance of the <see cref="Project1Game" /> class.
/// </summary>
public Project1Game()
{
// Creates a graphics manager. This is mandatory.
graphicsDeviceManager = new GraphicsDeviceManager(this);
// Setup the relative directory to the executable directory
// for loading contents with the ContentManager
Content.RootDirectory = "Content";
// Create the camera
camera = new Camera();
// Create the keyboard and mouse manager
keyboardManager = new KeyboardManager(this);
mouseManager = new MouseManager(this);
}
/// <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);
}
/// <summary>
/// Changing camera view for Agents will always set YonFlag false
/// and provide a clipped view.
/// 'x' selects the previous camera
/// 'c' selects the next camera
/// </summary>
public void setCamera(int direction)
{
cameraIndex = (cameraIndex + direction);
if (cameraIndex == camera.Count) cameraIndex = 0;
if (cameraIndex < 0) cameraIndex = camera.Count -1;
currentCamera = camera[cameraIndex];
// set the appropriate projection matrix
YonFlag = false;
setProjection(farYon);
}
public void addCamera(Camera aCamera)
{
camera.Add(aCamera);
cameraIndex++;
}
protected override void LoadContent()
{
//Load game content
model = new Landscape(this, this.scale);
water = new Water(this);
lightsource = new Sun(this);
this.camera = new Camera(this);
base.LoadContent();
}
protected override void Initialize()
{
Window.Title = "Project 1";
camera = new Camera(this);
base.Initialize();
}
// Check the boundries of the landscape and move back the camera if it was out in any direction.
private void checkBoundries(Vector3 oldPosition, Camera camera)
{
if (XoutOfBounds(camera.position.X / scale))
{
camera.position.X = oldPosition.X;
}
if (ZoutOfBounds(camera.position.Z / scale))
{
camera.position.Z = oldPosition.Z;
}
if (heightAtPoint(camera.position.X / scale, camera.position.Z / scale) * scale > camera.position.Y - camera.height)
{
camera.position.Y = heightAtPoint(camera.position.X / scale, camera.position.Z / scale) * scale + camera.height;
}
}
public override void Update(GameTime gameTime, Camera camera)
{
var time = (float)gameTime.TotalGameTime.TotalSeconds;
var elapsedTime = (float)gameTime.ElapsedGameTime.Milliseconds;
// Update camera with collisions processing
if (collisions && (oldPosition != null))
{
checkBoundries(oldPosition, camera);
camera.UpdateViewMatrix();
}
// Change view matrix based on camera
basicEffect.View = camera.viewMatrix;
oldPosition = camera.position;
// Update perspective projection matrix
basicEffect.Projection = Matrix.PerspectiveFovLH((float)Math.PI / 4.0f, (float)game.GraphicsDevice.BackBuffer.Width / game.GraphicsDevice.BackBuffer.Height, 0.1f, 1000.0f);
// Update Lighting
Vector3 sunOrientation = new Vector3((float)Math.Sin(time * sunSpeed), -Math.Abs((float)Math.Cos(time * sunSpeed)), (float)Math.Sin(time * sunSpeed));
// Calculate the position of the sun based on this direction.
basicEffect.DirectionalLight0.Direction = sunOrientation;
}
public override void Update(GameTime gameTime, Camera camera)
{
float time = (float)gameTime.TotalGameTime.TotalSeconds;
float timechange = (float)gameTime.ElapsedGameTime.TotalSeconds;
// Update the position of the sun based on time (should match light source in landscape.cs)
pos = new Vector3((float)Math.Sin(time * orbitSpeed)* xScale, -Math.Abs((float)Math.Cos(time * orbitSpeed))*height, (float)Math.Sin(time * orbitSpeed) *zScale);
// Move the world matrix based on this position
basicEffect.World = Matrix.Translation(-pos);
// View based on camera position
basicEffect.View = camera.viewMatrix;
}
public abstract void Update(GameTime gametime, Camera camera);
protected override void LoadContent()
{
model = new Landscape(this, 1, 1, 1, 1, 11);
// Camera object containing all Camera specific controls and info
int camX = 50;
int camZ = 50;
Vector3 pos = new Vector3(camX, model.heightMap[camX][camX] + 50, camZ);
Vector3 target = pos + new Vector3(1, 0, 1);
this.camera = new Camera(pos, target, Vector3.UnitY, this);
// Create an input layout from the vertices
base.LoadContent();
}