// Use this for initialization
void Awake()
{
if (partiSystem == null)
partiSystem = this.GetComponent<ParticleSystem> ();
hasParticles = (partiSystem != null);
if (placeFallingParticles == null && placeFallingParticles)
placeFallingParticles = this.GetComponent<PlaceFallingParticles> ();
if (placeFallingParticles == null)
setPeakPoint = false;
if (getParentTarget && this.transform.parent != null) {
parentWind = this.transform.parent.GetComponentInParent<ParticleWind>();
}
if (parentWind == null) {
getParentTarget = false;
}
ps = new ParticleSystem.Particle[0];
windTarget = Random.insideUnitSphere;
windTarget.Scale (windStrength);
wind = windTarget;
}
public override void Bind(Entity entity, Main main, bool creating = false)
{
if (ParticleSystem.Get(main, "Snow") == null)
{
ParticleSystem.Add(main, "Snow",
new ParticleSystem.ParticleSettings
{
TextureName = "Particles\\default",
EffectFile = "Effects\\ParticleSnow",
MaxParticles = 50000,
Duration = TimeSpan.FromSeconds(SnowFactory.MaxLifetime),
MinHorizontalVelocity = -1.0f,
MaxHorizontalVelocity = 1.0f,
MinVerticalVelocity = -1.0f,
MaxVerticalVelocity = 1.0f,
Gravity = new Vector3(0.0f, 0.0f, 0.0f),
MinRotateSpeed = 0.0f,
MaxRotateSpeed = 0.0f,
MinStartSize = 0.05f,
MaxStartSize = 0.15f,
MinEndSize = 0.05f,
MaxEndSize = 0.15f,
MinColor = new Vector4(0.5f, 0.5f, 0.5f, 1.0f),
MaxColor = new Vector4(0.5f, 0.5f, 0.5f, 1.0f),
EmitterVelocitySensitivity = 1.0f,
BlendState = BlendState.Opaque,
Material = new Components.Model.Material {
SpecularIntensity = 0.0f, SpecularPower = 1.0f
},
});
ParticleSystem.Add(main, "Wind",
new ParticleSystem.ParticleSettings
{
TextureName = "Particles\\wind",
EffectFile = "Effects\\ParticleVolume",
MaxParticles = 10000,
Duration = TimeSpan.FromSeconds(SnowFactory.MaxWindLifetime),
MinHorizontalVelocity = -1.0f,
MaxHorizontalVelocity = 1.0f,
MinVerticalVelocity = -1.0f,
MaxVerticalVelocity = 1.0f,
Gravity = new Vector3(0.0f, 0.0f, 0.0f),
MinRotateSpeed = -1.0f,
MaxRotateSpeed = 1.0f,
MinStartSize = 20.0f,
MaxStartSize = 30.0f,
MinEndSize = 30.0f,
MaxEndSize = 45.0f,
MinColor = new Vector4(1.0f, 1.0f, 1.0f, 0.2f),
MaxColor = new Vector4(1.0f, 1.0f, 1.0f, 0.2f),
EmitterVelocitySensitivity = 1.0f,
BlendState = BlendState.AlphaBlend,
});
}
entity.CannotSuspendByDistance = true;
Transform transform = entity.GetOrCreate <Transform>("Transform");
ParticleWind wind = entity.GetOrCreate <ParticleWind>("Wind");
ParticleEmitter emitter = entity.GetOrCreate <ParticleEmitter>("Emitter");
emitter.Add(new Binding <Vector3>(emitter.Jitter, wind.Jitter));
ParticleEmitter windEmitter = entity.GetOrCreate <ParticleEmitter>("WindEmitter");
windEmitter.Add(new Binding <Vector3>(windEmitter.Jitter, wind.Jitter));
Property <Vector3> dir = new Property <Vector3>();
transform.Add(new Binding <Vector3, Quaternion>(dir, x => Vector3.Transform(Vector3.Down, x), transform.Quaternion));
wind.Add(new Binding <Quaternion>(wind.Orientation, transform.Quaternion));
emitter.Add(new Binding <Vector3, float>(emitter.Position, x => new Vector3(0, x * ParticleWind.StartHeightMultiplier, 0), wind.Speed));
windEmitter.Add(new Binding <Vector3, float>(windEmitter.Position, x => new Vector3(0, x * ParticleWind.StartHeightMultiplier * 2, 0), wind.Speed));
emitter.AddParticle = delegate(Vector3 position, Vector3 velocity, float prime)
{
Vector3 kernelCoord = (position + wind.Jitter) / wind.KernelSpacing;
float distance = wind.RaycastDistances[Math.Max(0, Math.Min(ParticleWind.KernelSize - 1, (int)kernelCoord.X)), Math.Max(0, Math.Min(ParticleWind.KernelSize - 1, (int)kernelCoord.Z))];
if (distance > 0)
{
float lifetime = Math.Min(distance / wind.Speed, SnowFactory.MaxLifetime);
if (lifetime > prime)
{
emitter.ParticleSystem.AddParticle(main.Camera.Position + Vector3.Transform(position, transform.Quaternion), dir.Value * wind.Speed.Value, lifetime, -1.0f, prime);
}
}
};
windEmitter.AddParticle = delegate(Vector3 position, Vector3 velocity, float prime)
{
Vector3 kernelCoord = (position + wind.Jitter) / wind.KernelSpacing;
float distance = wind.RaycastDistances[Math.Max(0, Math.Min(ParticleWind.KernelSize - 1, (int)kernelCoord.X)), Math.Max(0, Math.Min(ParticleWind.KernelSize - 1, (int)kernelCoord.Z))];
if (distance > 0)
{
float lifetime = Math.Min((distance + ParticleWind.StartHeightMultiplier) / wind.Speed, SnowFactory.MaxWindLifetime);
if (lifetime > prime)
{
windEmitter.ParticleSystem.AddParticle(main.Camera.Position + Vector3.Transform(position, transform.Quaternion), dir.Value * wind.Speed.Value, lifetime, -1.0f, prime);
}
}
};
this.SetMain(entity, main);
emitter.ParticleType.Value = "Snow";
windEmitter.ParticleType.Value = "Wind";
entity.Add("KernelSpacing", wind.KernelSpacing);
entity.Add("ParticlesPerSecond", emitter.ParticlesPerSecond);
entity.Add("WindParticlesPerSecond", windEmitter.ParticlesPerSecond);
entity.Add("Wind", wind.Speed);
entity.Add(new PostInitialization
{
delegate()
{
wind.Update();
emitter.Prime(Vector3.Zero);
windEmitter.Prime(Vector3.Zero);
}
});
}
