public void StartShiftingCursor(ILevelSetCursor cursor, int desired)
{
int actual;
lock (Synch)
{
int origQueryPointer = cursor.QueryPointer;
cursor.QueryPointer = MyMath.Clamp(cursor.QueryPointer + desired, 0, levels.Count - 1);
actual = cursor.QueryPointer - origQueryPointer;
}
cursor.ShiftComplete(desired, actual);
}
private static void UpdateFlyingEffects(Camera camera)
{
double currTime = Time.GameTimeTotalSeconds;
for (int i = 0; i < flyingEffects.Count; ++i)
{
ScoreEffect scoreEffect = flyingEffects[i];
float timeElapsed = (float)(currTime - scoreEffect.spawnTime);
if (timeElapsed > kFlyingEffectSeconds)
{
flyingEffects.RemoveAt(--i + 1);
ReleaseScoreEffect(scoreEffect);
continue;
}
Score score;
scores.TryGetValue((int)scoreEffect.color, out score);
Viewport viewport = BokuGame.bokuGame.GraphicsDevice.Viewport;
float pct = timeElapsed / kFlyingEffectSeconds;
// If the thing went to the recycle bin, remove our reference to it.
if (scoreEffect.thing != null && scoreEffect.thing.CurrentState == GameThing.State.Inactive)
{
scoreEffect.thing = null;
}
// If we still have a reference to the thing, update the source position of the flying score's path.
if (scoreEffect.thing != null)
{
scoreEffect.thingPosition = scoreEffect.thing.Movement.Position;
}
Vector3 pt0 = scoreEffect.thingPosition + new Vector3(0, 0, scoreEffect.thingBoundingRadius * 2);
Vector3 pt1 = new Vector3(
(float)viewport.Width * 0.5f,
(float)viewport.Height * 0.3f,
0.75f);
pt1 = viewport.Unproject(
pt1,
camera.ProjectionMatrix,
camera.ViewMatrix,
Matrix.Identity);
Vector3 pt2 = new Vector3(
(float)viewport.Width * 0.6f,
(float)viewport.Height * 0.1f,
0.5f);
pt2 = viewport.Unproject(
pt1,
camera.ProjectionMatrix,
camera.ViewMatrix,
Matrix.Identity);
Vector3 pt3 = new Vector3(
(float)viewport.Width * 0.9f,
y_margin + ScoreBoardFont().LineSpacing *score.order,
0.5f);
pt3 = viewport.Unproject(
pt3,
camera.ProjectionMatrix,
camera.ViewMatrix,
Matrix.Identity);
scoreEffect.curr = MyMath.CubicBezier(pt0, pt1, pt2, pt3, pct);
scoreEffect.alpha = MyMath.Clamp((1f - pct) * 5, 0, 1);
}
}