public void HideVectorComponents()
{
mStart.RemoveFromAutoDrawSet();
mVec.RemoveFromAutoDrawSet();
mTangent.RemoveFromAutoDrawSet();
mNormal.RemoveFromAutoDrawSet();
}
public void RemoveAllFromDraw()
{
mStart.RemoveFromAutoDrawSet();
mVec.RemoveFromAutoDrawSet();
mVecInX.RemoveFromAutoDrawSet();
mVecInY.RemoveFromAutoDrawSet();
}
protected override void UpdateWorld()
{
if (GamePad.ButtonBackClicked())
{
Exit();
}
#region change speed by inc/dec time for travelling
mSecondsToTravel += GamePad.ThumbSticks.Right.Y;
if (mSecondsToTravel <= 0f)
{
mSecondsToTravel = 0.1f;
}
#endregion
#region recompute new speed for ball
if (GamePad.ButtonAClicked())
{
ComputeBallSpeed();
mBall.AddToAutoDrawSet();
ResetBallShootInfo();
}
#endregion
#region recompute new velocity direction for ball
if (GamePad.ButtonBClicked())
{
GenerateRandomBallVelocityDirection();
ResetBallShootInfo();
mBall.TopOfAutoDrawSet();
}
#endregion
#region determine if should contiune to draw the ball
if (mBall.IsInAutoDrawSet())
{
Vector2 delta = mBall.Center - kInitPosition;
mDistanceTravelled = delta.Length();
if (mDistanceTravelled > kDistanceCovered)
{
mBall.RemoveFromAutoDrawSet();
}
else
{
mUpdatesSinceShoot++;
}
}
#endregion
EchoToTopStatus("Ball velocity:" + mBall.Velocity + " position:" + mBall.Center);
EchoToBottomStatus("Travel across " + kDistanceCovered + " units in: " + mSecondsToTravel + " seconds"
+ " UpdatesSinceShoot(" + mUpdatesSinceShoot + ")");
}
public Explosion(Hero h, Enemy e)
{
splash = new XNACS1Circle(e.getPosition().Center, splashRadius);
timer = new Timer(duration);
splash.Color = h.getColor();
splash.Visible = false;
splash.RemoveFromAutoDrawSet();
emitter = new ExplosionEmitter(e.getPosition().Center, duration, 0.6f, h.getColor());
emitter.DrawHalo(20);
emitter.AutoRemoveDeadParticles = true;
}
protected override void InitializeWorld()
{
World.SetWorldCoordinate(new Vector2(-5f, 0f), kDistanceCovered + kUnits);
// Create the road mile posts ...
for (int i = 0; i < kUnits; i++)
{
int centerX = (i * kUnits) + (kUnits / 2);
XNACS1Rectangle r = new XNACS1Rectangle(new Vector2((float)centerX, kRoadY), kUnits, 1);
r.Color = kRoadColor[i];
r.Label = centerX.ToString();
}
mBall = new XNACS1Circle(new Vector2(kDistanceCovered + 1f, kRoadY), 2f);
mBall.ShouldTravel = true;
mBall.RemoveFromAutoDrawSet();
}
protected override void InitializeWorld()
{
World.SetWorldCoordinate(new Vector2(-kWorldSize, -kWorldSize * (9f / 16f)), (2f * kWorldSize));
mRoad = new XNACS1Rectangle[10];
// Create the road mile posts ...
for (int i = 0; i < kUnits; i++)
{
mRoad[i] = new XNACS1Rectangle(kInitPosition, kUnits, kRoadWidth);
mRoad[i].Color = kRoadColor[i];
mRoad[i].Label = ((i * kUnits) + (kUnits / 2)).ToString();
}
mBall = new XNACS1Circle(kInitPosition, 2f);
mBall.ShouldTravel = true;
mBall.RemoveFromAutoDrawSet();
mDistanceTravelled = kWorldSize * 2f;
GenerateRandomBallVelocityDirection();
ComputeBallSpeed();
}
protected override void UpdateWorld()
{
if (GamePad.ButtonBackClicked())
{
Exit();
}
#region change speed by inc/dec time for travelling
mSecondsToTravel += GamePad.ThumbSticks.Right.Y;
if (mSecondsToTravel <= 0f)
{
mSecondsToTravel = 0.1f;
}
#endregion
#region re-compute ball speed
if (GamePad.ButtonAClicked())
{
ComputeBallSpeed();
mUpdatesSinceShoot = 0;
mBall.CenterX = 0f;
mBall.AddToAutoDrawSet();
}
#endregion
#region continue to draw the ball?
if (mBall.CenterX > kDistanceCovered)
{
mBall.RemoveFromAutoDrawSet();
}
else
{
mUpdatesSinceShoot++;
}
#endregion
EchoToTopStatus("Ball position: " + mBall.CenterX);
EchoToBottomStatus("Travel across 100 units in: " + mSecondsToTravel + " seconds"
+ " UpdatesSinceShoot(" + mUpdatesSinceShoot + ")");
}
protected void PlotFunction()
{
mPlotSet.RemoveAllFromSet();
mPlotDist = mPlotBox.Width / kNumPlotPoints;
for (float xDist = 0f; xDist < mPlotBox.Width; xDist += mPlotDist)
{
float nextY = GetYValue(xDist);
Vector2 p = mPlotBox.GetBoxPosition(xDist, nextY);
XNACS1Circle c = new XNACS1Circle(p, kPlotPtRatio * mPlotDist);
if (mPlotBox.Collided(c))
{
mPlotSet.AddToSet(c);
}
else
{
c.RemoveFromAutoDrawSet();
}
}
mTravel.TopOfAutoDrawSet();
if (!mShowPlots)
{
mPlotSet.RemoveAllFromAutoDrawSet();
}
}
public void DestroyBall()
{
mBall.RemoveFromAutoDrawSet();
mBall = null;
}
public void DestroyTarget()
{
m_Target.RemoveFromAutoDrawSet();
m_Target = null;
}
