/// <summary>
/// Event Handler for windows messages
/// </summary>
private void OnPrivateKeyUp(object sender, System.Windows.Forms.KeyEventArgs e)
{
keyValues[(int)e.KeyCode] = 0;
if (e.KeyCode == System.Windows.Forms.Keys.F1)
{
shouldDrawHelp = !shouldDrawHelp;
}
if (e.KeyCode == System.Windows.Forms.Keys.R)
{
if (canDoALphaBlend)
{
canDrawReflection = !canDrawReflection;
}
}
if (e.KeyCode == System.Windows.Forms.Keys.C)
{
animateColor = !animateColor;
}
if (e.KeyCode == System.Windows.Forms.Keys.F3)
{
animateEmitter = !animateEmitter;
}
if (e.KeyCode == System.Windows.Forms.Keys.F4)
{
if (++particleColor == ParticleColors.NumColors)
{
particleColor = ParticleColors.White;
}
}
}
/// <summary>
/// Called once per frame, the call is the entry point for animating the scene.
/// </summary>
protected override void FrameMove()
{
// Slow things down for the REF device
if (Caps.DeviceType == DeviceType.Reference)
{
elapsedTime = 0.05f;
}
// Determine emitter position
Vector3 vEmitterPostion;
if (animateEmitter)
{
vEmitterPostion = new Vector3(3 * (float)Math.Sin(appTime), 0.0f, 3 * (float)Math.Cos(appTime));
}
else
{
vEmitterPostion = new Vector3(0.0f, 0.0f, 0.0f);
}
if (animateColor)
{
if (++particleColor == ParticleColors.NumColors)
{
particleColor = ParticleColors.White;
}
}
// Update particle system
particleSystem.Update(elapsedTime, numberParticlesToEmit,
g_clrColor[(int)particleColor],
g_clrColorFade[(int)particleColor], 8.0f,
vEmitterPostion);
}