private void ShellSort(ParticleSort[] inputArray, int length)
{
for (int num = length / 2; num > 0; num = ((num / 2 == 0) ? ((num != 1) ? 1 : 0) : (num / 2)))
{
for (int i = 0; i < length; i++)
{
int num2 = i;
ParticleSort particleSort = inputArray[i];
while (num2 >= num && inputArray[num2 - num].distance > particleSort.distance)
{
inputArray[num2] = inputArray[num2 - num];
num2 -= num;
}
inputArray[num2] = particleSort;
}
}
}
private void BuildMesh(int start, int end, ThreadParams tp)
{
Vector3[] verts = tp.verts;
Color32[] cols = tp.cols;
List <CloudBox> list = new List <CloudBox>();
lock (CloudBox.cloudLock)
{
for (int i = 0; i < CloudBox.all.Count; i++)
{
list.Add(CloudBox.all[i]);
}
}
int num = Mathf.Clamp(tp.vpCount - maxMeshParticles, 0, tp.vpCount);
for (int j = start; j < end; j++)
{
if (j >= tp.vpCount)
{
verts[j * 4] = (verts[j * 4 + 1] = (verts[j * 4 + 2] = (verts[j * 4 + 3] = Vector3.zero)));
continue;
}
ParticleSort particleSort = tp.psort[j + num];
int index = particleSort.index;
CloudSystem.CloudParticleData cloudParticleData = CloudSystem.instance.particlesData[index];
float size = cloudParticleData.size;
float angle = cloudParticleData.angle;
Color color = cloudParticleData.color;
Vector3 worldPos = particleSort.worldPos;
float distance = 0f - particleSort.distance;
FastSinCos(angle, out float sin, out float cos);
float num2 = (sin + cos) * size;
float num3 = (cos - sin) * size;
Vector3 vector = new Vector3(tp.camX.x * num3 + tp.camY.x * num2, tp.camX.y * num3 + tp.camY.y * num2, tp.camX.z * num3 + tp.camY.z * num2);
Vector3 vector2 = new Vector3(tp.camX.x * num2 - tp.camY.x * num3, tp.camX.y * num2 - tp.camY.y * num3, tp.camX.z * num2 - tp.camY.z * num3);
float a = color.a;
a = CloudSystem.instance.DistanceClipAlpha(a, distance);
int num4 = 0;
while (a > 0.01f && num4 < list.Count)
{
a *= list[num4].GetAlpha(worldPos);
num4++;
}
color.a = a;
if (a > 0.01f)
{
verts[j * 4] = new Vector3(worldPos.x - vector.x, worldPos.y - vector.y, worldPos.z - vector.z);
verts[j * 4 + 1] = new Vector3(worldPos.x - vector2.x, worldPos.y - vector2.y, worldPos.z - vector2.z);
verts[j * 4 + 2] = new Vector3(worldPos.x + vector.x, worldPos.y + vector.y, worldPos.z + vector.z);
verts[j * 4 + 3] = new Vector3(worldPos.x + vector2.x, worldPos.y + vector2.y, worldPos.z + vector2.z);
}
else
{
verts[j * 4] = worldPos;
verts[j * 4 + 1] = worldPos;
verts[j * 4 + 2] = worldPos;
verts[j * 4 + 3] = worldPos;
}
cols[j * 4] = (cols[j * 4 + 1] = (cols[j * 4 + 2] = (cols[j * 4 + 3] = color)));
}
}