public override void DrawWorker(Vector3 loc, Rot4 rot, ThingDef thingDef, Thing thing, float extraRotation)
{
Rand.PushState();
Rand.Seed = thing.thingIDNumber.GetHashCode();
Smoke smoke = thing as Smoke;
// round alpha to avoid creating too many new materials
var alpha = Mathf.Round(smoke.GetOpacity() * DistinctAlphaLevels) / DistinctAlphaLevels;
var materialColor = new Color(color.r, color.g, color.r, color.a * alpha);
var material = MaterialPool.MatFrom(new MaterialRequest((Texture2D)MatSingle.mainTexture, MatSingle.shader, materialColor));
float angle = Rand.Range(0, 360) + smoke.graphicRotation;
Vector3 pos = thing.TrueCenter() + new Vector3(Rand.Range(-0.45f, 0.45f), 0f, Rand.Range(-0.45f, 0.45f));
Vector3 s = new Vector3(Rand.Range(0.8f, 1.2f) * this.drawSize.x, 0f, Rand.Range(0.8f, 1.2f) * this.drawSize.y);
Matrix4x4 matrix = default(Matrix4x4);
matrix.SetTRS(pos, Quaternion.AngleAxis(angle, Vector3.up), s);
Graphics.DrawMesh(MeshPool.plane10, matrix, material, 0);
Rand.PopState();
}
private void TransferDensityTo(Smoke target, float value)
{
this.UpdateDensityBy(-value);
target.UpdateDensityBy(value);
}