public override void CompTick()
{
base.CompTick();
// ReSharper disable once InvertIf I LIKE MY NESTED IFS!
if (ShouldVentNow)
{
Notify_UsedThisTick();
if (parent.IsHashIntervalTick(30))
{
GenGas.AddGas(ventPos, parent.Map, Props.ventingGas, Props.gasConsumptionWhenUsed);
}
}
}
public override void PostSpawnSetup(bool respawningAfterLoad)
{
base.PostSpawnSetup(respawningAfterLoad);
flickable = parent.GetComp <CompFlickable>();
breakdownable = parent.GetComp <CompBreakdownable>();
schedule = parent.GetComp <CompSchedule>();
// set flickable to false, to avoid immediately flooding the area with
// deadly toxins.
if (!respawningAfterLoad && flickable != null)
{
flickable.SwitchIsOn = false;
}
// get ventPos
ventPos = GenGas.VentingPosition(parent);
}
public override void DrawGhost(ThingDef def, IntVec3 pos, Rot4 rot, Color ghostCol, Thing thing = null)
{
var ventingPos = GenGas.VentingPosition(pos, rot);
// draw venting cell
GenDraw.DrawFieldEdges(new List <IntVec3> {
ventingPos
}, Color.white);
// draw venting area
var map = Find.CurrentMap;
var affectedArea = GenGas.GetGasVentArea(ventingPos, map,
def.GetCompProperties <CompProperties_GasVent>()?.ventingRadius ?? 0);
if (affectedArea.NullOrEmpty())
{
return;
}
GenDraw.DrawFieldEdges(affectedArea, Resources.GasGreen);
}
private void DissipateAndSpread()
{
var roofed = Position.Roofed(Map);
// dissipate
Density -= (float)GasProps.staticDissipation / GasProps.maxDensity;
if (Density <= 0)
{
return;
}
// spread
var room = Position.GetRoom(Map);
if (roofed)
{
foreach (var neighbour in GenAdjFast.AdjacentCellsCardinal(Position))
{
if (!neighbour.Impassable(Map) && neighbour.GetRoom(Map) == room)
{
var amountDissipated = GenGas.AddGas(neighbour, Map, def, GasProps.staticDissipation, false);
Density -= amountDissipated / GasProps.maxDensity;
}
}
}
else
{
// not roofed, so lets assume wind influence.
var wind = Map.windVector() * Density;
// TODO: wind dissipation can probably use some balancing passes
// have a look at fluid dynamics for a simplified but proper algorithm?
var windNorth = Mathf.Clamp((Vector2.up * wind).y, .1f, float.MaxValue) * GasProps.windDissipation;
var windEast = Mathf.Clamp((Vector2.right * wind).x, .1f, float.MaxValue) * GasProps.windDissipation;
var windSouth = Mathf.Clamp((Vector2.down * wind).y, .1f, float.MaxValue) * GasProps.windDissipation;
var windWest = Mathf.Clamp((Vector2.left * wind).x, .1f, float.MaxValue) * GasProps.windDissipation;
// normalize dissipation so that no gas is created out of nothing
var sum = windNorth + windEast + windSouth + windWest;
if (sum > Density * GasProps.maxDensity)
{
var factor = Density * GasProps.maxDensity / sum;
windNorth *= factor;
windEast *= factor;
windSouth *= factor;
windWest *= factor;
}
// north
var neighbour = Position + IntVec3.North;
if (!neighbour.Impassable(Map) && neighbour.GetRoom(Map) == room)
{
var amountDissipated = GenGas.AddGas(
neighbour, Map, def, windNorth, false, true);
Density -= amountDissipated / GasProps.maxDensity;
}
// east
neighbour = Position + IntVec3.East;
if (!neighbour.Impassable(Map) && neighbour.GetRoom(Map) == room)
{
var amountDissipated = GenGas.AddGas(
neighbour, Map, def, windEast, false, true);
Density -= amountDissipated / GasProps.maxDensity;
}
// south
neighbour = Position + IntVec3.South;
if (!neighbour.Impassable(Map) && neighbour.GetRoom(Map) == room)
{
var amountDissipated = GenGas.AddGas(
neighbour, Map, def, windSouth, false, true);
Density -= amountDissipated / GasProps.maxDensity;
}
// west
neighbour = Position + IntVec3.West;
if (!neighbour.Impassable(Map) && neighbour.GetRoom(Map) == room)
{
var amountDissipated = GenGas.AddGas(
neighbour, Map, def, windWest, false, true);
Density -= amountDissipated / GasProps.maxDensity;
}
}
}
