protected override void OnUpdate(ref UpdateParams p)
{
base.OnUpdate(ref p);
// color
bgColMultiplier += RandomMath.RandomBetween(-0.0005f, +0.0005f);
bg.DrawInfo.DrawColor = Color.White * bgColMultiplier;
if (bgColMultiplier <= 0.08f)
{
bgColMultiplier += RandomMath.RandomBetween(0f, +0.0008f);
}
if (bgColMultiplier > 0.5432f)
{
bgColMultiplier -= RandomMath.RandomBetween(-0.0008f, -0.0002f);
}
//
//float f = (SimTime % 4.0f) / 4.0f ;
//if (bg.Target.X < bg.Position.X)
// bg.Position.X = bg.Target.X;
//float g = (SimTime % 20.0f)/20.0f;
//Vector2 v = new Vector2(bg.Texture.Width * (0.2f + 0.7f * f), bg.Texture.Height * (0.1f + 0.8f * g));
float freq = 0.0123f;
Vector2 v = new Vector2((float)Math.Cos(MathHelper.TwoPi * freq * SimTime), (float)Math.Sin(MathHelper.TwoPi * freq * SimTime));
v = new Vector2(0.5f, 0.5f) + 0.33f * v;
bg.Motion.Position = Screen.Center - Motion.ScaleAbs * v;
}
/// <summary>
/// play a random combat sound, optionally adapted by a distance to player
/// </summary>
/// <param name="volumeMin"></param>
/// <param name="volumeMax"></param>
/// <param name="distToPlayer"></param>
public void PlayRandomCombatSound(float volumeMin, float volumeMax, float distToPlayer = 0f)
{
float a = 1f;
if (distToPlayer >= 0f)
{
if (distToPlayer > HEARING_RANGE)
{
return;
}
a = 1f - (distToPlayer / HEARING_RANGE);
}
else
{
return;
}
int n = RandomMath.RandomIntBetween((int)SoundEffects.COMBAT1, (int)SoundEffects.COMBAT7);
PlaySoundDist(n, RandomMath.RandomBetween(volumeMin, volumeMax), 0.0, 1.0, distToPlayer);
}
/// <summary>
/// Play methodd to play an effect at a random volume between limits
/// </summary>
/// <param name="effect"></param>
/// <param name="volumeMin">min volume</param>
/// <param name="volumeMax">max volume</param>
public void PlaySoundRandVol(int effect, double volumeMin, double volumeMax)
{
PlaySound(effect, RandomMath.RandomBetween(volumeMin, volumeMax));
}