/// <summary>
/// LoadContent will be called once per game and is the place to load
/// all of your content.
/// </summary>
protected override void LoadContent()
{
// Create a new SpriteBatch, which can be used to draw textures.
camera = new Camera(GraphicsDevice);
Vector3 mid = Vector3.Zero;
if (RenderModel != null)
mid = new Vector3((RenderModel.CompressionBounds.X.Min + RenderModel.CompressionBounds.X.Max) / 2, (RenderModel.CompressionBounds.Y.Min + RenderModel.CompressionBounds.Y.Max) / 2, (RenderModel.CompressionBounds.Z.Min + RenderModel.CompressionBounds.Z.Max) / 2);
camera.LookAt(new Vector3(mid.X, mid.Y, mid.Z));
camera.Zoom = 20f;
camera.Transformations *= Matrix.CreateFromAxisAngle(Vector3.UnitZ, (float)-(Math.PI + (Math.PI / 4)));
camera.CalculateFrame();
camera.Transformations *= Matrix.CreateFromAxisAngle(camera.Right, (float)-(Math.PI / 5));
camera.CalculateFrame();
font = Content.Load<SpriteFont>("debug");
myVertexDeclaration = new VertexDeclaration(GraphicsDevice, VertexPositionColor.VertexElements);
IntializeEffect();
spriteBatch = new SpriteBatch(GraphicsDevice);
}
public static Ray GetMouseRay(Vector2 mousePosition, Viewport viewport, Camera camera)
{
Vector3 nearPoint = new Vector3(mousePosition, 0);
Vector3 farPoint = new Vector3(mousePosition, 1);
nearPoint = viewport.Unproject(nearPoint, camera.Projection, camera.View, Matrix.Identity);
farPoint = viewport.Unproject(farPoint, camera.Projection, camera.View, Matrix.Identity);
Vector3 direction = farPoint - nearPoint;
direction.Normalize();
return new Ray(nearPoint, direction);
}
