SpreadGrass()

static void Terraria.WorldGen.SpreadGrass ( int i, int j, int dirt = 0, int grass = 2, bool repeat = true, TileColorCache color = default(TileColorCache) )

inlinestatic

Definition at line 64990 of file WorldGen.cs.

    {
        try
        {
            if (!InWorld(i, j, 10) || !Main.tile[i, j].active() || Main.tile[i, j].type != dirt)
            {
                return;
            }
            if (gen && (grass == 199 || grass == 23))
            {
                int num = beachDistance;
                if ((!tenthAnniversaryWorldGen && (double)i > (double)Main.maxTilesX * 0.45 && (double)i <= (double)Main.maxTilesX * 0.55) || i < num || i >= Main.maxTilesX - num)
                {
                    return;
                }
            }
            else if ((gen || (grass != 199 && grass != 23 && grass != 661 && grass != 662)) && (Main.tile[i, j].type != dirt || !Main.tile[i, j].active() || ((double)j >= Main.worldSurface && dirt == 0)) && !growGrassUnderground)
            {
                return;
            }
            int num2 = i - 1;
            int num3 = i + 2;
            int num4 = j - 1;
            int num5 = j + 2;
            if (num2 < 0)
            {
                num2 = 0;
            }
            if (num3 > Main.maxTilesX)
            {
                num3 = Main.maxTilesX;
            }
            if (num4 < 0)
            {
                num4 = 0;
            }
            if (num5 > Main.maxTilesY)
            {
                num5 = Main.maxTilesY;
            }
            bool flag = true;
            for (int k = num2; k < num3; k++)
            {
                for (int l = num4; l < num5; l++)
                {
                    if (!Main.tile[k, l].active() || !Main.tileSolid[Main.tile[k, l].type])
                    {
                        flag = false;
                    }
                    if (Main.tile[k, l].lava() && Main.tile[k, l].liquid > 0)
                    {
                        flag = true;
                        break;
                    }
                }
            }
            if (flag || !TileID.Sets.CanBeClearedDuringGeneration[Main.tile[i, j].type] || ((grass == 23 || grass == 661) && Main.tile[i, j - 1].type == 27) || ((grass == 199 || grass == 662) && Main.tile[i, j - 1].type == 27) || (grass == 109 && Main.tile[i, j - 1].type == 27))
            {
                return;
            }
            Main.tile[i, j].type = (ushort)grass;
            Main.tile[i, j].UseBlockColors(color);
            for (int m = num2; m < num3; m++)
            {
                for (int n = num4; n < num5; n++)
                {
                    if (!Main.tile[m, n].active() || Main.tile[m, n].type != dirt)
                    {
                        continue;
                    }
                    try
                    {
                        if (repeat && grassSpread < 1000)
                        {
                            grassSpread++;
                            SpreadGrass(m, n, dirt, grass);
                            grassSpread--;
                        }
                    }
                    catch
                    {
                    }
                }
            }
        }
        catch
        {
        }
    }

References Terraria.ID.TileID.Sets.CanBeClearedDuringGeneration, Terraria.Main.maxTilesX, Terraria.Main.maxTilesY, Terraria.Main.tile, Terraria.Main.tileSolid, and Terraria.Main.worldSurface.

Referenced by Terraria.WorldGen.GenerateWorld(), and Terraria.WorldGen.neonMossBiome().