WorldUtils.cs

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using System;
using Microsoft.Xna.Framework;
 
namespace Terraria.WorldBuilding;
 
public static class WorldUtils
{
    public static Rectangle ClampToWorld(Rectangle tileRectangle)
    {
        int num = Math.Max(0, Math.Min(tileRectangle.Left, Main.maxTilesX));
        int num2 = Math.Max(0, Math.Min(tileRectangle.Top, Main.maxTilesY));
        int num3 = Math.Max(0, Math.Min(tileRectangle.Right, Main.maxTilesX));
        int num4 = Math.Max(0, Math.Min(tileRectangle.Bottom, Main.maxTilesY));
        return new Rectangle(num, num2, num3 - num, num4 - num2);
    }
 
    public static bool Gen(Point origin, GenShape shape, GenAction action)
    {
        return shape.Perform(origin, action);
    }
 
    public static bool Gen(Point origin, GenShapeActionPair pair)
    {
        return pair.Shape.Perform(origin, pair.Action);
    }
 
    public static bool Find(Point origin, GenSearch search, out Point result)
    {
        result = search.Find(origin);
        if (result == GenSearch.NOT_FOUND)
        {
            return false;
        }
        return true;
    }
 
    public static void ClearTile(int x, int y, bool frameNeighbors = false)
    {
        Main.tile[x, y].ClearTile();
        if (frameNeighbors)
        {
            WorldGen.TileFrame(x + 1, y);
            WorldGen.TileFrame(x - 1, y);
            WorldGen.TileFrame(x, y + 1);
            WorldGen.TileFrame(x, y - 1);
        }
    }
 
    public static void ClearWall(int x, int y, bool frameNeighbors = false)
    {
        Main.tile[x, y].wall = 0;
        if (frameNeighbors)
        {
            WorldGen.SquareWallFrame(x + 1, y);
            WorldGen.SquareWallFrame(x - 1, y);
            WorldGen.SquareWallFrame(x, y + 1);
            WorldGen.SquareWallFrame(x, y - 1);
        }
    }
 
    public static void TileFrame(int x, int y, bool frameNeighbors = false)
    {
        WorldGen.TileFrame(x, y, resetFrame: true);
        if (frameNeighbors)
        {
            WorldGen.TileFrame(x + 1, y, resetFrame: true);
            WorldGen.TileFrame(x - 1, y, resetFrame: true);
            WorldGen.TileFrame(x, y + 1, resetFrame: true);
            WorldGen.TileFrame(x, y - 1, resetFrame: true);
        }
    }
 
    public static void ClearChestLocation(int x, int y)
    {
        ClearTile(x, y, frameNeighbors: true);
        ClearTile(x - 1, y, frameNeighbors: true);
        ClearTile(x, y - 1, frameNeighbors: true);
        ClearTile(x - 1, y - 1, frameNeighbors: true);
    }
 
    public static void WireLine(Point start, Point end)
    {
        Point point = start;
        Point point2 = end;
        if (end.X < start.X)
        {
            Utils.Swap(ref end.X, ref start.X);
        }
        if (end.Y < start.Y)
        {
            Utils.Swap(ref end.Y, ref start.Y);
        }
        for (int i = start.X; i <= end.X; i++)
        {
            WorldGen.PlaceWire(i, point.Y);
        }
        for (int j = start.Y; j <= end.Y; j++)
        {
            WorldGen.PlaceWire(point2.X, j);
        }
    }
 
    public static void DebugRegen()
    {
        WorldGen.clearWorld();
        WorldGen.GenerateWorld(Main.ActiveWorldFileData.Seed);
        Main.NewText("World Regen Complete.");
    }
 
    public static void DebugRotate()
    {
        int num = 0;
        int num2 = 0;
        int maxTilesY = Main.maxTilesY;
        for (int i = 0; i < Main.maxTilesX / Main.maxTilesY; i++)
        {
            for (int j = 0; j < maxTilesY / 2; j++)
            {
                for (int k = j; k < maxTilesY - j; k++)
                {
                    Tile tile = Main.tile[k + num, j + num2];
                    Main.tile[k + num, j + num2] = Main.tile[j + num, maxTilesY - k + num2];
                    Main.tile[j + num, maxTilesY - k + num2] = Main.tile[maxTilesY - k + num, maxTilesY - j + num2];
                    Main.tile[maxTilesY - k + num, maxTilesY - j + num2] = Main.tile[maxTilesY - j + num, k + num2];
                    Main.tile[maxTilesY - j + num, k + num2] = tile;
                }
            }
            num += maxTilesY;
        }
    }
}