public override void Redraw(float currentTime, float elapsedTime)
{
// selected vehicle (user can mouse click to select another)
IVehicle selected = Demo.SelectedVehicle;
// vehicle nearest mouse (to be highlighted)
IVehicle nearMouse = Demo.VehicleNearestToMouse();
// update camera
Demo.UpdateCamera(elapsedTime, selected);
// draw "ground plane" centered between base and selected vehicle
Vector3 goalOffset = Globals.HomeBaseCenter - Demo.Camera.Position;
Vector3 goalDirection = Vector3.Normalize(goalOffset);
Vector3 cameraForward = Demo.Camera.xxxls().Forward;
float goalDot = Vector3.Dot(cameraForward, goalDirection);
float blend = Utilities.RemapIntervalClip(goalDot, 1, 0, 0.5f, 0);
Vector3 gridCenter = Vector3.Lerp(selected.Position, Globals.HomeBaseCenter, blend);
Demo.GridUtility(gridCenter);
// draw the seeker, obstacles and home base
CtfSeeker.Draw();
DrawObstacles();
DrawHomeBase();
// draw each enemy
foreach (CtfEnemy enemy in CtfEnemies)
{
enemy.Draw();
}
// highlight vehicle nearest mouse
Demo.HighlightVehicleUtility(nearMouse);
}
