GrowSpike()

static void Terraria.WorldGen.GrowSpike ( int i, int j, ushort spikeType, ushort landType )

inlinestatic

Definition at line 36507 of file WorldGen.cs.

    {
        int num = -1;
        switch (landType)
        {
        case 23:
            num = 661;
            break;
        case 199:
            num = 662;
            break;
        }
        int num2 = i;
        int num3 = j;
        int num4 = 0;
        if (Main.tile[num2 + 1, num3].active() && Main.tile[num2 + 1, num3].type == spikeType)
        {
            num4++;
        }
        if (Main.tile[num2 - 1, num3].active() && Main.tile[num2 - 1, num3].type == spikeType)
        {
            num4++;
        }
        if (Main.tile[num2, num3 + 1].active() && Main.tile[num2, num3 + 1].type == spikeType)
        {
            num4++;
        }
        if (Main.tile[num2, num3 - 1].active() && Main.tile[num2, num3 - 1].type == spikeType)
        {
            num4++;
        }
        if (num4 >= 3 && Main.tile[i, j].type != landType && Main.tile[i, j].type != num)
        {
            return;
        }
        switch (genRand.Next(4))
        {
        case 0:
            num3--;
            break;
        case 1:
            num3++;
            break;
        case 2:
            num2--;
            break;
        case 3:
            num2++;
            break;
        }
        if (Main.tile[num2, num3].active())
        {
            return;
        }
        num4 = 0;
        if (Main.tile[num2 + 1, num3].active() && Main.tile[num2 + 1, num3].type == spikeType)
        {
            num4++;
        }
        if (Main.tile[num2 - 1, num3].active() && Main.tile[num2 - 1, num3].type == spikeType)
        {
            num4++;
        }
        if (Main.tile[num2, num3 + 1].active() && Main.tile[num2, num3 + 1].type == spikeType)
        {
            num4++;
        }
        if (Main.tile[num2, num3 - 1].active() && Main.tile[num2, num3 - 1].type == spikeType)
        {
            num4++;
        }
        if (num4 >= 2)
        {
            return;
        }
        int num5 = 7;
        int num6 = num2 - num5;
        int num7 = num2 + num5;
        int num8 = num3 - num5;
        int num9 = num3 + num5;
        bool flag = false;
        for (int k = num6; k < num7; k++)
        {
            for (int l = num8; l < num9; l++)
            {
                if (Math.Abs(k - num2) * 2 + Math.Abs(l - num3) < 9 && Main.tile[k, l].active() && (Main.tile[k, l].type == landType || Main.tile[k, l].type == num) && Main.tile[k, l - 1].active() && Main.tile[k, l - 1].type == spikeType && Main.tile[k, l - 1].liquid == 0)
                {
                    flag = true;
                    break;
                }
            }
        }
        if (flag)
        {
            Main.tile[num2, num3].type = spikeType;
            Main.tile[num2, num3].active(active: true);
            Main.tile[num2, num3].CopyPaintAndCoating(Main.tile[i, j]);
            SquareTileFrame(num2, num3);
            if (Main.netMode == 2)
            {
                NetMessage.SendTileSquare(-1, num2, num3, 1);
            }
        }
    }

References System.Math.Abs(), Terraria.Main.netMode, Terraria.NetMessage.SendTileSquare(), and Terraria.Main.tile.