terraria-source-code/GameContent/Biomes/Desert/DesertHive.cs
2021-10-26 12:45:26 -04:00

366 lines
14 KiB
C#

// Decompiled with JetBrains decompiler
// Type: Terraria.GameContent.Biomes.Desert.DesertHive
// Assembly: Terraria, Version=1.4.0.5, Culture=neutral, PublicKeyToken=null
// MVID: 67F9E73E-0A81-4937-A22C-5515CD405A83
// Assembly location: C:\Users\mikeyisbaeyt\Downloads\depotdownloader-2.4.5\depots\105601\6707058\Terraria.exe
using Microsoft.Xna.Framework;
using System;
using System.Collections.Generic;
using Terraria.Utilities;
namespace Terraria.GameContent.Biomes.Desert
{
public static class DesertHive
{
public static void Place(DesertDescription description)
{
DesertHive.ClusterGroup clusters = DesertHive.ClusterGroup.FromDescription(description);
DesertHive.PlaceClusters(description, clusters);
DesertHive.AddTileVariance(description);
}
private static void PlaceClusters(
DesertDescription description,
DesertHive.ClusterGroup clusters)
{
Rectangle hive = description.Hive;
hive.Inflate(20, 20);
DesertHive.PostPlacementEffect[,] postEffectMap = new DesertHive.PostPlacementEffect[hive.Width, hive.Height];
DesertHive.PlaceClustersArea(description, clusters, hive, postEffectMap, Point.Zero);
for (int left = hive.Left; left < hive.Right; ++left)
{
for (int top = hive.Top; top < hive.Bottom; ++top)
{
if (postEffectMap[left - hive.Left, top - hive.Top].HasFlag((Enum) DesertHive.PostPlacementEffect.Smooth))
Tile.SmoothSlope(left, top, false);
}
}
}
private static void PlaceClustersArea(
DesertDescription description,
DesertHive.ClusterGroup clusters,
Rectangle area,
DesertHive.PostPlacementEffect[,] postEffectMap,
Point postEffectMapOffset)
{
FastRandom fastRandom1 = new FastRandom(Main.ActiveWorldFileData.Seed).WithModifier(57005UL);
Vector2 vector2_1 = new Vector2((float) description.Hive.Width, (float) description.Hive.Height);
Vector2 vector2_2 = new Vector2((float) clusters.Width, (float) clusters.Height);
Vector2 vector2_3 = description.BlockScale / 2f;
for (int left = area.Left; left < area.Right; ++left)
{
for (int top = area.Top; top < area.Bottom; ++top)
{
if (WorldGen.InWorld(left, top, 1))
{
float num1 = 0.0f;
int num2 = -1;
float num3 = 0.0f;
ushort type = 53;
if (fastRandom1.Next(3) == 0)
type = (ushort) 397;
int x = left - description.Hive.X;
int y = top - description.Hive.Y;
Vector2 vector2_4 = (new Vector2((float) x, (float) y) - vector2_3) / vector2_1 * vector2_2;
for (int index = 0; index < clusters.Count; ++index)
{
DesertHive.Cluster cluster = clusters[index];
if ((double) Math.Abs(cluster[0].Position.X - vector2_4.X) <= 10.0 && (double) Math.Abs(cluster[0].Position.Y - vector2_4.Y) <= 10.0)
{
float num4 = 0.0f;
foreach (DesertHive.Block block in (List<DesertHive.Block>) cluster)
num4 += 1f / Vector2.DistanceSquared(block.Position, vector2_4);
if ((double) num4 > (double) num1)
{
if ((double) num1 > (double) num3)
num3 = num1;
num1 = num4;
num2 = index;
}
else if ((double) num4 > (double) num3)
num3 = num4;
}
}
float num5 = num1 + num3;
Tile tile = Main.tile[left, top];
bool flag = (double) ((new Vector2((float) x, (float) y) - vector2_3) / vector2_1 * 2f - Vector2.One).Length() >= 0.800000011920929;
DesertHive.PostPlacementEffect postPlacementEffect = DesertHive.PostPlacementEffect.None;
if ((double) num5 > 3.5)
{
postPlacementEffect = DesertHive.PostPlacementEffect.Smooth;
tile.ClearEverything();
tile.wall = (ushort) 187;
if (num2 % 15 == 2)
tile.ResetToType((ushort) 404);
}
else if ((double) num5 > 1.79999995231628)
{
tile.wall = (ushort) 187;
if ((double) top < Main.worldSurface)
tile.liquid = (byte) 0;
else
tile.lava(true);
if (!flag || tile.active())
{
tile.ResetToType((ushort) 396);
postPlacementEffect = DesertHive.PostPlacementEffect.Smooth;
}
}
else if ((double) num5 > 0.699999988079071 || !flag)
{
tile.wall = (ushort) 216;
tile.liquid = (byte) 0;
if (!flag || tile.active())
{
tile.ResetToType(type);
postPlacementEffect = DesertHive.PostPlacementEffect.Smooth;
}
}
else if ((double) num5 > 0.25)
{
FastRandom fastRandom2 = fastRandom1.WithModifier(x, y);
float num6 = (float) (((double) num5 - 0.25) / 0.449999988079071);
if ((double) fastRandom2.NextFloat() < (double) num6)
{
tile.wall = (ushort) 187;
if ((double) top < Main.worldSurface)
tile.liquid = (byte) 0;
else
tile.lava(true);
if (tile.active())
{
tile.ResetToType(type);
postPlacementEffect = DesertHive.PostPlacementEffect.Smooth;
}
}
}
postEffectMap[left - area.X + postEffectMapOffset.X, top - area.Y + postEffectMapOffset.Y] = postPlacementEffect;
}
}
}
}
private static void AddTileVariance(DesertDescription description)
{
for (int index1 = -20; index1 < description.Hive.Width + 20; ++index1)
{
for (int index2 = -20; index2 < description.Hive.Height + 20; ++index2)
{
int x = index1 + description.Hive.X;
int y = index2 + description.Hive.Y;
if (WorldGen.InWorld(x, y, 1))
{
Tile tile = Main.tile[x, y];
Tile testTile1 = Main.tile[x, y + 1];
Tile testTile2 = Main.tile[x, y + 2];
if (tile.type == (ushort) 53 && (!WorldGen.SolidTile(testTile1) || !WorldGen.SolidTile(testTile2)))
tile.type = (ushort) 397;
}
}
}
for (int index3 = -20; index3 < description.Hive.Width + 20; ++index3)
{
for (int index4 = -20; index4 < description.Hive.Height + 20; ++index4)
{
int index5 = index3 + description.Hive.X;
int y = index4 + description.Hive.Y;
if (WorldGen.InWorld(index5, y, 1))
{
Tile tile = Main.tile[index5, y];
if (tile.active() && tile.type == (ushort) 396)
{
bool flag1 = true;
for (int index6 = -1; index6 >= -3; --index6)
{
if (Main.tile[index5, y + index6].active())
{
flag1 = false;
break;
}
}
bool flag2 = true;
for (int index7 = 1; index7 <= 3; ++index7)
{
if (Main.tile[index5, y + index7].active())
{
flag2 = false;
break;
}
}
if (flag1 && WorldGen.genRand.Next(5) == 0)
WorldGen.PlaceTile(index5, y - 1, 485, true, true, style: WorldGen.genRand.Next(4));
else if (flag1 && WorldGen.genRand.Next(5) == 0)
WorldGen.PlaceTile(index5, y - 1, 484, true, true);
else if (flag1 ^ flag2 && WorldGen.genRand.Next(5) == 0)
WorldGen.PlaceTile(index5, y + (flag1 ? -1 : 1), 165, true, true);
else if (flag1 && WorldGen.genRand.Next(5) == 0)
WorldGen.PlaceTile(index5, y - 1, 187, true, true, style: (29 + WorldGen.genRand.Next(6)));
}
}
}
}
}
private struct Block
{
public Vector2 Position;
public Block(float x, float y) => this.Position = new Vector2(x, y);
}
private class Cluster : List<DesertHive.Block>
{
}
private class ClusterGroup : List<DesertHive.Cluster>
{
public readonly int Width;
public readonly int Height;
private ClusterGroup(int width, int height)
{
this.Width = width;
this.Height = height;
this.Generate();
}
public static DesertHive.ClusterGroup FromDescription(DesertDescription description) => new DesertHive.ClusterGroup(description.BlockColumnCount, description.BlockRowCount);
private static void SearchForCluster(
bool[,] blockMap,
List<Point> pointCluster,
int x,
int y,
int level = 2)
{
pointCluster.Add(new Point(x, y));
blockMap[x, y] = false;
--level;
if (level == -1)
return;
if (x > 0 && blockMap[x - 1, y])
DesertHive.ClusterGroup.SearchForCluster(blockMap, pointCluster, x - 1, y, level);
if (x < blockMap.GetLength(0) - 1 && blockMap[x + 1, y])
DesertHive.ClusterGroup.SearchForCluster(blockMap, pointCluster, x + 1, y, level);
if (y > 0 && blockMap[x, y - 1])
DesertHive.ClusterGroup.SearchForCluster(blockMap, pointCluster, x, y - 1, level);
if (y >= blockMap.GetLength(1) - 1 || !blockMap[x, y + 1])
return;
DesertHive.ClusterGroup.SearchForCluster(blockMap, pointCluster, x, y + 1, level);
}
private static void AttemptClaim(
int x,
int y,
int[,] clusterIndexMap,
List<List<Point>> pointClusters,
int index)
{
int clusterIndex = clusterIndexMap[x, y];
if (clusterIndex == -1 || clusterIndex == index)
return;
int num = WorldGen.genRand.Next(2) == 0 ? -1 : index;
foreach (Point point in pointClusters[clusterIndex])
clusterIndexMap[point.X, point.Y] = num;
}
private void Generate()
{
this.Clear();
bool[,] blockMap = new bool[this.Width, this.Height];
int num1 = this.Width / 2 - 1;
int y1 = this.Height / 2 - 1;
int num2 = (num1 + 1) * (num1 + 1);
Point point1 = new Point(num1, y1);
for (int index1 = point1.Y - y1; index1 <= point1.Y + y1; ++index1)
{
float num3 = (float) num1 / (float) y1 * (float) (index1 - point1.Y);
int num4 = Math.Min(num1, (int) Math.Sqrt((double) num2 - (double) num3 * (double) num3));
for (int index2 = point1.X - num4; index2 <= point1.X + num4; ++index2)
blockMap[index2, index1] = WorldGen.genRand.Next(2) == 0;
}
List<List<Point>> pointClusters = new List<List<Point>>();
for (int x = 0; x < blockMap.GetLength(0); ++x)
{
for (int y2 = 0; y2 < blockMap.GetLength(1); ++y2)
{
if (blockMap[x, y2] && WorldGen.genRand.Next(2) == 0)
{
List<Point> pointCluster = new List<Point>();
DesertHive.ClusterGroup.SearchForCluster(blockMap, pointCluster, x, y2);
if (pointCluster.Count > 2)
pointClusters.Add(pointCluster);
}
}
}
int[,] clusterIndexMap = new int[blockMap.GetLength(0), blockMap.GetLength(1)];
for (int index3 = 0; index3 < clusterIndexMap.GetLength(0); ++index3)
{
for (int index4 = 0; index4 < clusterIndexMap.GetLength(1); ++index4)
clusterIndexMap[index3, index4] = -1;
}
for (int index = 0; index < pointClusters.Count; ++index)
{
foreach (Point point2 in pointClusters[index])
clusterIndexMap[point2.X, point2.Y] = index;
}
for (int index5 = 0; index5 < pointClusters.Count; ++index5)
{
foreach (Point point3 in pointClusters[index5])
{
int x = point3.X;
int y3 = point3.Y;
if (clusterIndexMap[x, y3] != -1)
{
int index6 = clusterIndexMap[x, y3];
if (x > 0)
DesertHive.ClusterGroup.AttemptClaim(x - 1, y3, clusterIndexMap, pointClusters, index6);
if (x < clusterIndexMap.GetLength(0) - 1)
DesertHive.ClusterGroup.AttemptClaim(x + 1, y3, clusterIndexMap, pointClusters, index6);
if (y3 > 0)
DesertHive.ClusterGroup.AttemptClaim(x, y3 - 1, clusterIndexMap, pointClusters, index6);
if (y3 < clusterIndexMap.GetLength(1) - 1)
DesertHive.ClusterGroup.AttemptClaim(x, y3 + 1, clusterIndexMap, pointClusters, index6);
}
else
break;
}
}
foreach (List<Point> pointList in pointClusters)
pointList.Clear();
for (int x = 0; x < clusterIndexMap.GetLength(0); ++x)
{
for (int y4 = 0; y4 < clusterIndexMap.GetLength(1); ++y4)
{
if (clusterIndexMap[x, y4] != -1)
pointClusters[clusterIndexMap[x, y4]].Add(new Point(x, y4));
}
}
foreach (List<Point> pointList in pointClusters)
{
if (pointList.Count < 4)
pointList.Clear();
}
foreach (List<Point> pointList in pointClusters)
{
DesertHive.Cluster cluster = new DesertHive.Cluster();
if (pointList.Count > 0)
{
foreach (Point point4 in pointList)
cluster.Add(new DesertHive.Block((float) point4.X + (float) (((double) WorldGen.genRand.NextFloat() - 0.5) * 0.5), (float) point4.Y + (float) (((double) WorldGen.genRand.NextFloat() - 0.5) * 0.5)));
this.Add(cluster);
}
}
}
}
[Flags]
private enum PostPlacementEffect : byte
{
None = 0,
Smooth = 1,
}
}
}