public bool IsUnderMouse(Body component, MouseState mouse, Camera camera, Viewport viewPort)
{
List <Body> viewable = new List <Body>();
Vector3 pos1 = viewPort.Unproject(new Vector3(mouse.X, mouse.Y, 0), camera.ProjectionMatrix, camera.ViewMatrix, Matrix.Identity);
Vector3 pos2 = viewPort.Unproject(new Vector3(mouse.X, mouse.Y, 1), camera.ProjectionMatrix, camera.ViewMatrix, Matrix.Identity);
Vector3 dir = Vector3.Normalize(pos2 - pos1);
Ray toCast = new Ray(pos1, dir);
return(component.Intersects(toCast));
}
public bool IsVisibleToCamera(Body component, Camera camera)
{
BoundingFrustum frustrum = new BoundingFrustum(camera.ViewMatrix * camera.ProjectionMatrix);
return(component.Intersects(frustrum));
}
