public void Update(nIDrawable Parent, nSprite[] sprites, float seconds)
{
_parent = (Twinkle)Parent;
Life += seconds;
var visible = 0.5f;
var factor = 0f;
if (Life < visible)
factor = (Life / visible);
else
factor = 1.0f - (Life / (Lifespan - visible));
sprites[0].Rotation += _parent.SpinRate * seconds;
sprites[0].Color[3] = factor;
}
private Twinkle MakeTwinkle(Collectables parent)
{
var bounds = _state.GameBounds();
var t = new Twinkle() {
Size = nRand.Float(5f, 1f),
Points = 500,
Position = new float[2] {
nRand.Float(0, bounds.xMax * 3f / 4f),
nRand.Float(0, bounds.yMax * 3f / 4f)
},
Color = new float[4] {
nRand.Float(0.9f, 0f, 0.2f),
nRand.Float(0.9f, 0f, 0.2f),
nRand.Float(0.9f, 0f, 0.2f),
0f
},
SpinRate = nRand.Float(0, Config.CollectableSpinRate)
};
return t;
}
/** Create a score node */
public void CreateScore(Twinkle parent)
{
var sc = new ScoreDsp() {
Position = new float[2] { parent.Position[0], parent.Position[1] },
Size = new float[2] { 6f, 3f },
Float = 5.0f
};
var m = new nMotion(sc, new ScoreAnim() {
Lifespan = 2f
});
_scores.Add(m);
_parent.Trigger(new CollectableHit(_parent, parent.Points));
}