public void Initialize(asgCameraMode mode, asgPlayerActor player, float cameraForce, Vector2 targetOffset)
{
cameraMode = mode;
this.cameraForce = cameraForce;
if (gxtDisplayManager.SingletonIsInitialized)
{
gxtDisplayManager.Singleton.resolutionChanged += OnResolutionChanged;
}
gxtOBB tmp = Camera.GetViewOBB();
cameraSafeZone = new gxtOBB(tmp.Position, tmp.Extents * 0.8f, tmp.Rotation);
if (gxtDisplayManager.SingletonIsInitialized)
{
gxtDisplayManager.Singleton.resolutionChanged += OnResolutionChanged;
}
// cameraSpeed is in screen space
cameraSpeed = 3.0f;
cameraBody = new gxtRigidBody();
cameraBody.MotionType = gxtRigidyBodyMotion.DYNAMIC;
cameraBody.AngularDamping = 1.0f;
cameraBody.Damping = 1.0f;
cameraBody.IgnoreGravity = true;
cameraBody.Mass = 2.0f;
cameraBody.CanSleep = false;
cameraBody.Awake = true;
player.World.AddRigidBody(cameraBody);
this.player = player;
this.offset = targetOffset;
}
public static Vector2[] ComputeVerticesFromOBB(gxtOBB obb)
{
Vector2[] verts = new Vector2[4];
Vector2 c = obb.Position;
Vector2 r = obb.Extents;
Vector2 localX = obb.localX;
Vector2 localY = obb.localY;
verts[0] = (c - (r.X * localX) - (r.Y * localY));
verts[1] = (c - (r.X * localX) + (r.Y * localY));
verts[2] = (c + (r.X * localX) + (r.Y * localY));
verts[3] = (c + (r.X * localX) - (r.Y * localY));
return verts;
}
/// <summary>
/// Converts an OBB to a valid polygon with 4 vertices
/// </summary>
/// <param name="obb">OBB</param>
/// <returns>Polygon</returns>
public static gxtPolygon ComputePolygonFromOBB(gxtOBB obb)
{
return new gxtPolygon(ComputeVerticesFromOBB(obb));
}
/// <summary>
/// Determines if an obb object is intersecting the camera obb
/// </summary>
/// <param name="obb"></param>
/// <returns></returns>
public bool IsOnScreen(gxtOBB obb)
{
return GetViewOBB().Intersects(obb);
}
/// <summary>
/// Determines if an object's obb is fully contained inside the
/// camera obb
/// </summary>
/// <param name="obb"></param>
/// <returns></returns>
public bool IsFullyOnScreen(gxtOBB obb)
{
return GetViewOBB().Contains(obb);
}
