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Added DirectionalParticles and fixed the ElapsedNormalized of Timer.

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This commit is contained in:
Michel Fedde 2021-04-01 22:06:36 +02:00
parent 01998d78dc
commit 6cb1fea19a
4 changed files with 25 additions and 4 deletions
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17
SMCode/SM2D/Drawing/DrawParticles.cs
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@ -19,6 +19,11 @@ namespace SM2D.Drawing
/// </summary>
public Vector2? Direction;
/// <summary>
/// The radius the direction is randomized
/// </summary>
public float DirectionRadius = 25;
/// <inheritdoc />
public DrawParticles(TimeSpan duration) : base(duration)
{
@ -27,10 +32,20 @@ namespace SM2D.Drawing
/// <inheritdoc />
protected override ParticleStruct<Vector2> CreateObject(int index)
{
Vector2 dir;
if (Direction.HasValue)
{
Vector2 direction = Direction.Value;
dir = (new Vector4(direction.X, direction.Y, 1, 1) *
Matrix4.CreateRotationZ(MathHelper.DegreesToRadians(Randomize.GetFloat(-DirectionRadius / 2, DirectionRadius / 2)))).Xy;
}
else dir = new Vector2(Randomize.GetFloat(-1, 1), Randomize.GetFloat(-1, 1));
return new ParticleStruct<Vector2>()
{
Matrix = Matrix4.CreateScale(1),
Direction = Direction.GetValueOrDefault(new Vector2(Randomize.GetFloat(-1, 1), Randomize.GetFloat(-1, 1))),
Direction = dir,
Speed = Randomize.GetFloat(MaxSpeed)
};
}