public void Trigger(Vector2 position, float rotation, int releaseAmount)
{
if (!this.Enabled)
{
return;
}
if (_owner.TriggerHandlers.Count > 0)
{
TriggerContext triggerContext = new TriggerContext
{
Position = position,
Rotation = rotation,
ReleaseAmount = releaseAmount,
Canceled = false,
};
_owner.TriggerHandlers.Process(ref triggerContext);
if (triggerContext.Canceled)
{
return;
}
position = triggerContext.Position;
rotation = triggerContext.Rotation;
releaseAmount = triggerContext.ReleaseAmount;
}
Matrix rotationMatrix = default(Matrix);
bool isRotated = FlaiMath.RealModulus(rotation, FlaiMath.TwoPi) != 0;
if (isRotated)
{
Matrix.CreateRotationZ(rotation, out rotationMatrix);
}
Particle particle = default(Particle);
for (int i = 0; i < releaseAmount; i++)
{
_emitterStyle.GenerateOffsetAndForce(out particle.Position, out particle.Velocity);
if (isRotated)
{
Vector2.Transform(ref particle.Position, ref rotationMatrix, out particle.Position);
Vector2.Transform(ref particle.Velocity, ref rotationMatrix, out particle.Velocity);
}
particle.Inception = _totalSeconds;
particle.Position += position;
particle.Velocity *= Global.Random.NextFloat(this.ReleaseParameters.Speed);
particle.Rotation = Global.Random.NextFloat(this.ReleaseParameters.Rotation);
particle.Scale = Global.Random.NextFloat(this.ReleaseParameters.Scale);
particle.Color = this.ReleaseParameters.Color.NextVector3(Global.Random);
particle.Opacity = Global.Random.NextFloat(this.ReleaseParameters.Opacity);
particle.Noise = Global.Random.NextFloat(0, 1);
_particleBuffer.AddLast(ref particle);
}
}
private bool ShouldParticleEffectTrigger(ref TriggerContext triggerContext)
{
return SkypieaConstants.GetAdjustedCameraArea(CCamera2D.Active).Contains(triggerContext.Position);
}
