private void Awake()
{
this.mf = GetComponent <MeshFilter>();
this.rnd = GetComponent <MeshRenderer>();
ringCount = Mathf.CeilToInt((ringMaxLifetime / emissionInterval)) + 1;
vertsPerRing = angularSegments + 1;
vertexCount = ringCount * vertsPerRing;
quadCount = (ringCount - 1) * angularSegments;
mesh = new Mesh();
mesh.MarkDynamic();
mf.sharedMesh = mesh;
particleRings = new ParticleRing[ringCount];
for (int i = 0; i < ringCount; i++)
{
particleRings[i] = new ParticleRing();
SetParticleRingSpawnPos(particleRings[i]);
if (i > 0)
{
particleRings[i].active = false;
}
}
triangleIndices = new int[quadCount * 2 * 3];
vertices = new Vector3[vertexCount];
uv0 = new List <Vector3>(vertexCount);
for (int i = 0; i < vertexCount; i++)
{
uv0.Add(default(Vector3));
}
}
public override void UpdateSwarmPositions(ParticleRing<SwarmParticle> particles)
{
for (int i = 0; i < particles.Count(); i++)
{
SwarmParticle center = particles.ElementAt(i);
List<SwarmParticle> neighbours = particles.GetNAdjacentParticles(i, NeighbourhoodSize);
neighbours.OrderBy(n => n.GetCurrentFitness());
UpdateParticle(center, neighbours.Last());
}
}
void SetParticleRingSpawnPos(ParticleRing ring)
{
for (int i = 0; i < angularSegments; i++)
{
PosDir posDir = GetSpawnCoordinate(i);
if (ring.particles == null)
{
ring.particles = new Particle[angularSegments];
for (int p = 0; p < angularSegments; p++)
{
ring.particles[p] = new Particle();
}
}
ring.particles[i].position = posDir.pos;
ring.particles[i].velocity = posDir.dir * emissionSpeed;
particleRings[emissionRootRingIndex].spawnTime = Time.time;
particleRings[emissionRootRingIndex].lifeTime = 0;
}
}
public override void UpdateSwarmPositions(ParticleRing<SwarmParticle> particles)
{
//not needed at the moment, don't do anything
}