private void UpdateEmitters(GameTime gameTime)
{
foreach (var em in _emittersWithData)
{
if (em.Information.ColorChangedByObjectMask)
{
em.AttachedEmitter.MinColorMask = new Color(((Color)em.Information.MinColorMask).ToVector4() * ColorMask.ToVector4());
em.AttachedEmitter.MaxColorMask = new Color(((Color)em.Information.MaxColorMask).ToVector4() * ColorMask.ToVector4());
}
if (em.Information.EmissionArea.TracksObject)
{
var newPt = TransformPoint(
new Vector2(em.Information.EmissionArea.X, em.Information.EmissionArea.Y));
var emissionAreaNew = new RectangleF(
newPt.X,
newPt.Y,
em.Information.EmissionArea.W,
em.Information.EmissionArea.H);
em.AttachedEmitter.EmissionArea = emissionAreaNew;
}
if (em.Information.VelocityRelativeToObject)
{
em.AttachedEmitter.EmitterVelocity = LinearVelocity;
}
}
}
