private void ConstructorHotSpace(String name, String[] listTextures)
{
this.graphicsDevice = PanoEngine.PEGraphicsDevice;
this.name = name;
//inicializar lista de hotspots
listaHotSpot = new List<HotSpot>();
//inicializar lista de gotos
listaGoTo = new List<GoTo>();
//Inicializar caras del hot space
faces = new Sprite3D[4];
if (listTextures != null)
{
faces[0] = new Sprite3D(16.0f, 9.0f, listTextures[0]);
faces[1] = new Sprite3D(16.0f, 9.0f, listTextures[1]);
faces[2] = new Sprite3D(16.0f, 9.0f, listTextures[2]);
faces[3] = new Sprite3D(16.0f, 9.0f, listTextures[3]);
}
else
{
faces[0] = new Sprite3D(16.0f, 9.0f, null);
faces[1] = new Sprite3D(16.0f, 9.0f, null);
faces[2] = new Sprite3D(16.0f, 9.0f, null);
faces[3] = new Sprite3D(16.0f, 9.0f, null);
}
//Puesto que los cuadrados se crean en la posicion 0 0 0 debo de trasladarlos y rotarlos para
//formar un cubo con las caras hacia dentro
faces[0].Position = new Vector3(0.0f, 0.0f, -faces[0].Ancho / 2);
faces[1].Rotation = Matrix.CreateRotationY(-MathHelper.PiOver2);
faces[1].Position = new Vector3(faces[1].Ancho / 2, 0.0f, 0.0f);
faces[2].Rotation = Matrix.CreateRotationY(MathHelper.Pi);
faces[2].Position = new Vector3(0.0f, 0.0f, faces[2].Ancho / 2);
faces[3].Rotation = Matrix.CreateRotationY(MathHelper.PiOver2);
faces[3].Position = new Vector3(-faces[3].Ancho / 2, 0.0f, 0.0f);
effect = new BasicEffect(graphicsDevice);
}
public static bool Intersects(Sprite3D s, Vector2 pointer, Viewport v, Camera cam)
{
Vector3 nearPoint = new Vector3(pointer, 0);
Vector3 farPoint = new Vector3(pointer, 1);
nearPoint = v.Unproject(nearPoint, cam.Projection, cam.View, Matrix.Identity);
farPoint = v.Unproject(farPoint, cam.Projection, cam.View, Matrix.Identity);
Vector3 direction = farPoint - nearPoint;
direction.Normalize();
Ray r = new Ray(nearPoint, direction);
BoundingSphere bs = s.GetBoundingSphere();
return (bs.Intersects(r) != null) ? true : false;
}
