// Update is called once per frame
void Update()
{
ParticleSystem.Particle[] targetParticles;
var nTargetParticles = target.GetParticles(out targetParticles);
if (nTargetParticles <= 0)
{
return;
}
var points = targetParticles.Where((p, j) => j < nTargetParticles).Select(p => p.position).ToArray();
_knn.build(points, Enumerable.Range(0, points.Length).ToArray());
var startColor = target.shuriken.startColor;
for (int i = 0; i < nTargetParticles; i++)
{
targetParticles[i].color = startColor;
}
foreach (var c in centers)
{
var targetIndices = _knn.knearest(c.pos.position, c.nFriends);
var limit = targetIndices.Length;
var skips = (int)(0.9f * limit);
for (var i = 0; i < limit; i++)
{
var iTarget = targetIndices[i];
targetParticles[iTarget].color = c.color;
}
}
target.SetParticles(targetParticles, nTargetParticles);
}
// Update is called once per frame
void Update()
{
ParticleSystem.Particle[] targetParticles;
var nTargetParticles = target.GetParticles(out targetParticles);
ParticleSystem.Particle[] modParticles;
var nModParticles = modulator.GetParticles(out modParticles);
if (nTargetParticles <= 0 || nModParticles <= 0)
{
return;
}
var points = targetParticles.Where((p, j) => j < nTargetParticles).Select(p => p.position).ToArray();
_targetKnn.build(points, Enumerable.Range(0, points.Length).ToArray());
var startColor = target.shuriken.startColor;
for (var iTarget = 0; iTarget < nTargetParticles; iTarget++)
{
var color = targetParticles[iTarget].color;
targetParticles[iTarget].color = new Color32(
(byte)(color.r + 0.11f * startColor.r),
(byte)(color.g + 0.11f * startColor.g),
(byte)(color.b + 0.11f * startColor.b),
(byte)(color.a + 0.11f * startColor.a));
}
var sqrModRadius = modRadius * modRadius;
for (int iMod = 0; iMod < nModParticles; iMod++)
{
var pMod = modParticles[iMod];
var targetIndices = _targetKnn.knearest(pMod.position, kNumber);
var color = pMod.color;
foreach (var iTarget in targetIndices)
{
var pTarget = targetParticles[iTarget];
if (sqrModRadius < (pTarget.position - pMod.position).sqrMagnitude)
{
continue;
}
pTarget.color = color;
targetParticles[iTarget] = pTarget;
}
}
target.SetParticles(targetParticles, nTargetParticles);
}
// Update is called once per frame
void Update()
{
ParticleSystem.Particle[] targetParticles;
var nTargetParticles = target.GetParticles(out targetParticles);
ParticleSystem.Particle[] modParticles;
var nModParticles = modulator.GetParticles(out modParticles);
if (nTargetParticles <= 0 || nModParticles <= 0)
{
return;
}
var points = modParticles.Where((p, j) => j < nModParticles).Select(p => p.position).ToArray();
_modulatorKnn.build(points, Enumerable.Range(0, points.Length).ToArray());
var sqrModRadius = modRadius * modRadius;
for (int iTarget = 0; iTarget < nTargetParticles; iTarget++)
{
var pTarget = targetParticles[iTarget];
var modIndices = _modulatorKnn.knearest(pTarget.position, kNumber);
var count = 0;
var sumVelocity = Vector3.zero;
foreach (var iMod in modIndices)
{
var pMod = modParticles[iMod];
if (sqrModRadius < (pTarget.position - pMod.position).sqrMagnitude)
{
continue;
}
sumVelocity += modParticles[iMod].velocity;
count++;
}
#if true
if (count == 0)
{
continue;
}
pTarget.velocity = (1f - modulation) * pTarget.velocity + modulation * sumVelocity / count;
targetParticles[iTarget] = pTarget;
#endif
}
target.SetParticles(targetParticles, nTargetParticles);
}
// Update is called once per frame
void Update()
{
ParticleSystem.Particle[] targetParticles;
var nTargetParticles = target.GetParticles(out targetParticles);
if (nTargetParticles <= 0)
{
return;
}
var points = targetParticles.Where((p, j) => j < nTargetParticles).Select(p => p.position).ToArray();
_knn.build(points, Enumerable.Range(0, points.Length).ToArray());
var sqrModRadius = modRadius * modRadius;
for (int iMe = 0; iMe < nTargetParticles; iMe++)
{
var pMe = targetParticles[iMe];
var particleIndices = _knn.knearest(pMe.position, kNumber);
var count = 0;
var sumVelocity = Vector3.zero;
foreach (var iNeighbor in particleIndices)
{
if (iMe == iNeighbor)
{
continue;
}
var pNeighbor = targetParticles[iNeighbor];
if (sqrModRadius < (pMe.position - pNeighbor.position).sqrMagnitude)
{
continue;
}
sumVelocity += pNeighbor.velocity;
count++;
}
if (count == 0)
{
continue;
}
pMe.velocity = (1f - modulation) * pMe.velocity + (modulation / count) * sumVelocity;
targetParticles[iMe] = pMe;
}
target.SetParticles(targetParticles, nTargetParticles);
}
