void RefreshProjection()
{
ParticleEmitter emitter = GetComponent <ParticleEmitter>();
emitter.ClearParticles();
CGalaxy galaxy = CGalaxy.instance;
if (galaxy && samplesPerAxis > 0)
{
Vector3 centreSample = new Vector3((samplesPerAxis - 1) * 0.5f, (samplesPerAxis - 1) * 0.5f, (samplesPerAxis - 1) * 0.5f);
for (int x = 0; x < samplesPerAxis; ++x)
{
for (int y = 0; y < samplesPerAxis; ++y)
{
for (int z = 0; z < samplesPerAxis; ++z)
{
Vector3 unitPos = new Vector3(x - centreSample.x, y - centreSample.y, z - centreSample.z) / (0.5f * samplesPerAxis); // -1 to +1 on each axis.
CGalaxy.SCellPos sampleCell = galaxy.AbsolutePointToAbsoluteCell(unitPos * galaxy.galaxyRadius);
float noiseScalar = galaxy.SampleNoise_FogDensity(sampleCell);
if (noiseScalar > 0.0f)
{
emitter.Emit(unitPos * radius, Vector3.zero, particleScale * (radius * 2) / samplesPerAxis, float.PositiveInfinity, new Color(0.5f, 0.5f, 0.75f, noiseScalar * Mathf.Clamp01(1.0f - unitPos.magnitude * unitPos.magnitude * unitPos.magnitude)));
}
}
}
}
mUpToDate = true;
}
}
