public static PointD GetForceForBoundry(PointD particle, Polygon bounds) { Vector2 point = new Vector2((float)particle.X, (float)particle.Y); List <KeyValuePair <MathUtil.Pair <float, float>, MathUtil.Pair <Vector2, Vector2> > > edgesWithinDistance = bounds.GetEdgesWithinDistance(point, 3.40282347E+38f); double num = 0.0; double num2 = 0.0; for (int i = 0; i < edgesWithinDistance.Count; i++) { KeyValuePair <MathUtil.Pair <float, float>, MathUtil.Pair <Vector2, Vector2> > keyValuePair = edgesWithinDistance[i]; MathUtil.Pair <Vector2, Vector2> value = keyValuePair.Value; float second = keyValuePair.Key.Second; double num3 = (double)keyValuePair.Key.First; Vector2 vector = value.First + (value.Second - value.First) * second; PointD pointD = new PointD((double)vector.x, (double)vector.y); double num4 = 1.0 / (num3 * num3); num += (particle.X - pointD.X) / num3 * num4; num2 += (particle.Y - pointD.Y) / num3 * num4; } if (bounds.Contains(point)) { return(new PointD(num, num2)); } return(new PointD(0.0 - num, 0.0 - num2)); }
public float DistanceToClosestEdge(Vector2?point = default(Vector2?)) { if (!point.HasValue) { point = Centroid(); } float timeOnEdge = 0f; MathUtil.Pair <Vector2, Vector2> closestEdge = GetClosestEdge(point.Value, ref timeOnEdge); Vector2 a = closestEdge.Second - closestEdge.First; Vector2 a2 = closestEdge.First + a * timeOnEdge; return(Vector2.Distance(a2, point.Value)); }
public Commonality SharesEdgeClosest(Polygon other) { Commonality result = Commonality.None; float timeOnEdge = 0f; MathUtil.Pair <Vector2, Vector2> closestEdge = GetClosestEdge(other.Centroid(), ref timeOnEdge); MathUtil.Pair <Vector2, Vector2> closestEdge2 = other.GetClosestEdge(Centroid(), ref timeOnEdge); if (Vector2.Distance(closestEdge.First, closestEdge2.First) < 1E-05f || Vector2.Distance(closestEdge.First, closestEdge2.Second) < 1E-05f) { if (Vector2.Distance(closestEdge.Second, closestEdge2.First) < 1E-05f || Vector2.Distance(closestEdge.Second, closestEdge2.Second) < 1E-05f) { return(Commonality.Edge); } return(Commonality.Point); } return(result); }
public List <KeyValuePair <MathUtil.Pair <float, float>, MathUtil.Pair <Vector2, Vector2> > > GetEdgesWithinDistance(Vector2 point, float distance = float.MaxValue) { List <KeyValuePair <MathUtil.Pair <float, float>, MathUtil.Pair <Vector2, Vector2> > > list = new List <KeyValuePair <MathUtil.Pair <float, float>, MathUtil.Pair <Vector2, Vector2> > >(); float closest_point = 0f; int index = vertices.Count - 1; int num = 0; while (num < vertices.Count) { MathUtil.Pair <Vector2, Vector2> pair = new MathUtil.Pair <Vector2, Vector2>(vertices[index], vertices[num]); MathUtil.Pair <float, float> pair2 = new MathUtil.Pair <float, float>(); float num2 = Mathf.Abs(MathUtil.GetClosestPointBetweenPointAndLineSegment(pair, point, ref closest_point)); if (num2 < distance) { pair2.First = num2; pair2.Second = closest_point; list.Add(new KeyValuePair <MathUtil.Pair <float, float>, MathUtil.Pair <Vector2, Vector2> >(pair2, pair)); } index = num++; } list.Sort((KeyValuePair <MathUtil.Pair <float, float>, MathUtil.Pair <Vector2, Vector2> > a, KeyValuePair <MathUtil.Pair <float, float>, MathUtil.Pair <Vector2, Vector2> > b) => a.Key.First.CompareTo(b.Key.First)); return(list); }
public MathUtil.Pair <Vector2, Vector2> GetClosestEdge(Vector2 point, ref float timeOnEdge) { MathUtil.Pair <Vector2, Vector2> result = null; float closest_point = 0f; timeOnEdge = 0f; float num = 3.40282347E+38f; int index = vertices.Count - 1; int num2 = 0; while (num2 < vertices.Count) { MathUtil.Pair <Vector2, Vector2> pair = new MathUtil.Pair <Vector2, Vector2>(vertices[index], vertices[num2]); float num3 = Mathf.Abs(MathUtil.GetClosestPointBetweenPointAndLineSegment(pair, point, ref closest_point)); if (num3 < num) { num = num3; result = pair; timeOnEdge = closest_point; } index = num2++; } return(result); }
private void ApplyBackground(WorldGen worldGen, Chunk world, SetValuesFunction SetValues, float temperatureMin, float temperatureRange, SeededRandom rnd) { LogInfo("Apply Background", node.type, 0f); float floatSetting = worldGen.Settings.GetFloatSetting("CaveOverrideMaxValue"); float floatSetting2 = worldGen.Settings.GetFloatSetting("CaveOverrideSliverValue"); Leaf leafForTerrainCell = worldGen.GetLeafForTerrainCell(this); bool flag = leafForTerrainCell.tags.Contains(WorldGenTags.IgnoreCaveOverride); bool flag2 = leafForTerrainCell.tags.Contains(WorldGenTags.CaveVoidSliver); bool flag3 = leafForTerrainCell.tags.Contains(WorldGenTags.ErodePointToCentroid); bool flag4 = leafForTerrainCell.tags.Contains(WorldGenTags.ErodePointToCentroidInv); bool flag5 = leafForTerrainCell.tags.Contains(WorldGenTags.ErodePointToEdge); bool flag6 = leafForTerrainCell.tags.Contains(WorldGenTags.ErodePointToEdgeInv); bool flag7 = leafForTerrainCell.tags.Contains(WorldGenTags.ErodePointToBorder); bool flag8 = leafForTerrainCell.tags.Contains(WorldGenTags.ErodePointToBorderInv); bool flag9 = leafForTerrainCell.tags.Contains(WorldGenTags.ErodePointToWorldTop); bool flag10 = leafForTerrainCell.tags.Contains(WorldGenTags.DistFunctionPointCentroid); bool flag11 = leafForTerrainCell.tags.Contains(WorldGenTags.DistFunctionPointEdge); Sim.DiseaseCell diseaseCell = default(Sim.DiseaseCell); diseaseCell.diseaseIdx = byte.MaxValue; if (node.tags.Contains(WorldGenTags.Infected)) { diseaseCell.diseaseIdx = (byte)rnd.RandomRange(0, WorldGen.diseaseIds.Count); node.tags.Add(new Tag("Infected:" + WorldGen.diseaseIds[diseaseCell.diseaseIdx])); diseaseCell.elementCount = rnd.RandomRange(10000, 1000000); } LogInfo("Getting Element Bands", node.type, 0f); ElementBandConfiguration elementBandConfiguration = worldGen.Settings.GetElementBandForBiome(node.type); if (elementBandConfiguration == null && node.biomeSpecificTags != null) { LogInfo("\tType is not a biome, checking tags", string.Empty, (float)node.tags.Count); List <ElementBandConfiguration> list = new List <ElementBandConfiguration>(); foreach (Tag biomeSpecificTag in node.biomeSpecificTags) { ElementBandConfiguration elementBandForBiome = worldGen.Settings.GetElementBandForBiome(biomeSpecificTag.Name); if (elementBandForBiome != null) { list.Add(elementBandForBiome); LogInfo("\tFound biome", biomeSpecificTag.Name, 0f); } } if (list.Count > 0) { int num = rnd.RandomSource().Next(list.Count); elementBandConfiguration = list[num]; LogInfo("\tPicked biome", string.Empty, (float)num); } } DebugUtil.Assert(elementBandConfiguration != null, "A node didn't get assigned a biome! ", node.type); foreach (Vector2I availableTerrainPoint in availableTerrainPoints) { Vector2I current2 = availableTerrainPoint; int num2 = Grid.XYToCell(current2.x, current2.y); if (!highPriorityClaims.Contains(num2)) { float num3 = world.overrides[num2]; if (!flag && num3 >= 100f) { if (num3 >= 300f) { SetValues(num2, WorldGen.voidElement, WorldGen.voidElement.defaultValues, Sim.DiseaseCell.Invalid); } else if (num3 >= 200f) { SetValues(num2, WorldGen.unobtaniumElement, WorldGen.unobtaniumElement.defaultValues, Sim.DiseaseCell.Invalid); } else { SetValues(num2, WorldGen.katairiteElement, WorldGen.katairiteElement.defaultValues, Sim.DiseaseCell.Invalid); } } else { float num4 = 1f; Vector2 vector = new Vector2((float)current2.x, (float)current2.y); if (flag3 || flag4) { float num5 = 15f; if (flag11) { float timeOnEdge = 0f; MathUtil.Pair <Vector2, Vector2> closestEdge = poly.GetClosestEdge(vector, ref timeOnEdge); Vector2 a = closestEdge.First + (closestEdge.Second - closestEdge.First) * timeOnEdge; num5 = Vector2.Distance(a, vector); } num4 = Vector2.Distance(poly.Centroid(), vector) / num5; num4 = Mathf.Max(0f, Mathf.Min(1f, num4)); if (flag4) { num4 = 1f - num4; } } if (flag6 || flag5) { float timeOnEdge2 = 0f; MathUtil.Pair <Vector2, Vector2> closestEdge2 = poly.GetClosestEdge(vector, ref timeOnEdge2); Vector2 a2 = closestEdge2.First + (closestEdge2.Second - closestEdge2.First) * timeOnEdge2; float num6 = 15f; if (flag10) { num6 = Vector2.Distance(poly.Centroid(), vector); } num4 = Vector2.Distance(a2, vector) / num6; num4 = Mathf.Max(0f, Mathf.Min(1f, num4)); if (flag6) { num4 = 1f - num4; } } if (flag8 || flag7) { List <Edge> edgesWithTag = worldGen.WorldLayout.overworldGraph.GetEdgesWithTag(WorldGenTags.EdgeClosed); float num7 = 3.40282347E+38f; foreach (Edge item in edgesWithTag) { MathUtil.Pair <Vector2, Vector2> segment = new MathUtil.Pair <Vector2, Vector2>(item.corner0.position, item.corner1.position); float closest_point = 0f; float a3 = Mathf.Abs(MathUtil.GetClosestPointBetweenPointAndLineSegment(segment, vector, ref closest_point)); num7 = Mathf.Min(a3, num7); } float num8 = 7f; if (flag10) { num8 = Vector2.Distance(poly.Centroid(), vector); } num4 = num7 / num8; num4 = Mathf.Max(0f, Mathf.Min(1f, num4)); if (flag8) { num4 = 1f - num4; } } if (flag9) { Vector2I worldSize = worldGen.WorldSize; int y = worldSize.y; float num9 = 38f; float num10 = 58f; float num11 = (float)y - vector.y; num4 = ((num11 < num9) ? 0f : ((!(num11 < num10)) ? 1f : Mathf.Clamp01((num11 - num9) / (num10 - num9)))); } worldGen.GetElementForBiomePoint(world, elementBandConfiguration, current2, out Element element, out Sim.PhysicsData pd, out Sim.DiseaseCell dc, num4); if (!element.IsVacuum && element.id != SimHashes.Katairite && element.id != SimHashes.Unobtanium) { if (element.lowTempTransition != null && temperatureMin < element.lowTemp) { temperatureMin = element.lowTemp + 20f; } pd.temperature = temperatureMin + world.heatOffset[num2] * temperatureRange; } if (element.IsSolid && !flag && num3 > floatSetting && num3 < 100f) { element = ((!flag2 || !(num3 > floatSetting2)) ? WorldGen.vacuumElement : WorldGen.voidElement); pd = element.defaultValues; } if (dc.diseaseIdx == 255) { dc = diseaseCell; } SetValues(num2, element, pd, dc); } } } if (node.tags.Contains(WorldGenTags.SprinkleOfOxyRock)) { HandleSprinkleOfElement(worldGen.Settings, WorldGenTags.SprinkleOfOxyRock, world, SetValues, temperatureMin, temperatureRange, rnd); } if (node.tags.Contains(WorldGenTags.SprinkleOfMetal)) { HandleSprinkleOfElement(worldGen.Settings, WorldGenTags.SprinkleOfMetal, world, SetValues, temperatureMin, temperatureRange, rnd); } }