public void Test0()
{
var ps = new ParticleSystem();
var direction = ps.Parameters.AddUniform<Vector3F>("D");
var speed = ps.Parameters.AddUniform<float>("L");
var acceleration = ps.Parameters.AddUniform<Vector3F>("A");
direction.DefaultValue = new Vector3F(0, 1 , 0);
speed.DefaultValue = 1;
acceleration.DefaultValue = new Vector3F(0, -1, 0);
var e = new LinearAccelerationEffector
{
ParticleSystem = ps,
DirectionParameter = "D",
SpeedParameter = "L",
AccelerationParameter = "A",
};
e.RequeryParameters();
e.Initialize();
var dt = new TimeSpan(0, 0, 0, 1);
e.BeginUpdate(dt);
e.UpdateParticles(dt, 10, 20);
e.EndUpdate(dt);
Assert.AreEqual(new Vector3F(0, 1, 0), direction.DefaultValue);
Assert.AreEqual(0, speed.DefaultValue);
e.BeginUpdate(dt);
e.UpdateParticles(dt, 10, 20);
e.EndUpdate(dt);
Assert.AreEqual(new Vector3F(0, -1, 0), direction.DefaultValue);
Assert.AreEqual(1, speed.DefaultValue);
}
public void WrongParameters()
{
var ps = new ParticleSystem();
ps.Parameters.AddUniform<Vector3F>("D");
ps.Parameters.AddUniform<float>("L");
ps.Parameters.AddUniform<Vector3F>("A");
var e = new LinearAccelerationEffector { ParticleSystem = ps };
var dt = new TimeSpan(0, 0, 0, 1);
// There should be no exception.
e.RequeryParameters();
e.Initialize();
e.BeginUpdate(dt);
e.UpdateParticles(dt, 10, 20);
e.EndUpdate(dt);
e.Uninitialize();
}
public void Uninitialize()
{
var ps = new ParticleSystem();
var wp0 = new WeakReference(ps.Parameters.AddVarying<Vector3F>(ParticleParameterNames.Direction));
var wp1 = new WeakReference(ps.Parameters.AddVarying<float>(ParticleParameterNames.LinearSpeed));
var wp2 = new WeakReference(ps.Parameters.AddVarying<Vector3F>(ParticleParameterNames.LinearAcceleration));
var e = new LinearAccelerationEffector { ParticleSystem = ps };
e.RequeryParameters();
e.Uninitialize();
e.ParticleSystem = null;
ps = null;
GC.Collect();
GC.WaitForFullGCComplete();
Assert.IsFalse(wp0.IsAlive);
Assert.IsFalse(wp1.IsAlive);
Assert.IsFalse(wp2.IsAlive);
}