//Perlin noise gen
    void Gen()
    {
        range = Random.Range(0.1f, 20f);
        float x = 0;
        float y = 0;
        while (y < genHeight)
        {
            x = 0;
            while (x < genWidth)
            {
                float xCoord = xOrg + x / genWidth * scale;
                float yCoord = yOrg + y / genHeight * scale;
                float sample = Mathf.PerlinNoise(xCoord + range, yCoord + range);
                if (sample > 0.6f * distance_squared(x, y))
                {
                    if (sample > 0.6f * distance_squared(x, y) && sample < 0.8 * distance_squared(x, y))
                    {
                        if(!PlayerScript.hasPlayerSpawned)
                        {
                            Instantiate(playerChest, new Vector3(x+15,y+15, 0), Quaternion.identity);
                            player.transform.position = (new Vector3(x + 10, y + 10, 0));
                            PlayerScript.hasPlayerSpawned = true;
                        }
                        maintmap.SetTile(new Vector3Int((int)x, (int)y, 0), sand);
                        float range = Random.Range(0.01f, 50f);
                        int foliagetype = Random.Range(0, sandFoliage.Length);
                        if (range < 1)
                        {
                            GameObject newObj = Instantiate(sandFoliage[foliagetype], new Vector3(x+.5f, y+.5f, 0), Quaternion.identity);
                            newObj.transform.parent = Spawns.transform;
                        }
                    }
                    else
                    {
                        maintmap.SetTile(new Vector3Int((int)x, (int)y, 0), grass);
                        float range = Random.Range(0.01f, 50f);
                        float range2 = Random.Range(0.01f, 50f);
                        int foliagetype = Random.Range(0, grassFoliage.Length);
                        int treetype = Random.Range(0, grassTrees.Length);
                        if (range < 1)
                        {
                            GameObject newObj = Instantiate(grassFoliage[foliagetype], new Vector3(x + .5f, y + .5f, 0), Quaternion.identity);
                            newObj.transform.parent = Spawns.transform;
                        }
                        else if (range > 49.9)
                        {
                            GameObject newObj2 = Instantiate(grassTrees[treetype], new Vector3(x + .5f, y + .73f, 0), Quaternion.identity);
                            newObj2.transform.parent = Spawns.transform;
                        }
                    }
                }
                else
                {
                    watertmap.SetTile(new Vector3Int((int)x, (int)y, 0), water);
                }
                x++;
            }
            y++;
        }
    }

    //Function for squaring the perlin noise so it forms an island shape
    float distance_squared(float x, float y)
    {
        float dx = 2 * x / genWidth - 1;
        float dy = 2 * y / genHeight - 1;
        return dx * dx + dy * dy;
    }