public void SpawnPlanetTiles()
{
if (_currentGridInfo == null)
{
return;
}
int planetCount = 0;
float tileSize = _currentGridInfo.gameGridWorldBounds.size.x / _currentGridInfo.gameGridSize.x;
// Get all empty tiles
List <GridTile> allowedSpawnTiles = new List <GridTile>();
for (int x = 0; x < _currentGridInfo.gameGridSize.x; x++)
{
for (int y = 0; y < _currentGridInfo.gameGridSize.y; y++)
{
if (_currentGridInfo.gameGridTiles[x, y].tileType == 0)
{
allowedSpawnTiles.Add(_currentGridInfo.gameGridTiles[x, y]);
}
}
}
//// Remove tiles too close to deploy point
//float castRadius = tileSize * minTilesBetweenDeployPoint;
//foreach (var tile in DeployManager.instance.GetAllDeployTiles())
//{
// Collider2D[] allHits = Physics2D.OverlapCircleAll(tile.TileCenter, castRadius, tileLayerMask);
// foreach (var hit in allHits)
// {
// GridTile candidate = hit.GetComponent<GridTile>();
// if (hit != null)
// {
// allowedSpawnTiles.Remove(candidate);
// //Debug.DrawLine(candidate.TileCenter, candidate.TileCenter + Vector2.up * 0.2f, Color.red, 5f);
// }
// }
//}
// Add heat to tiles near map edge
foreach (var tile in allowedSpawnTiles)
{
bool addHeat = false;
if (tile.tileX == 0 || tile.tileX == _currentGridInfo.gameGridSize.x - 1)
{
addHeat = true;
}
if (tile.tileY == 0 || tile.tileY == _currentGridInfo.gameGridSize.y - 1)
{
addHeat = true;
}
// Add heat as if a planet was on this tile
if (addHeat)
{
tile.AddPlanetHeat(1);
}
}
// Spawn planets
for (int i = 0; i < planetTileCount; i++)
{
// Get best matching tiles
float lowestHeat = float.MaxValue;
int heatMargin = 1;
foreach (var tile in allowedSpawnTiles)
{
if (tile.PlanetHeat < lowestHeat)
{
lowestHeat = tile.PlanetHeat;
}
}
List <GridTile> lowestHeatTiles = new List <GridTile>();
foreach (var tile in allowedSpawnTiles)
{
if (tile.PlanetHeat <= lowestHeat + heatMargin)
{
lowestHeatTiles.Add(tile);
}
}
if (lowestHeatTiles.Count <= 0)
{
Debug.Log("Error in calculating lowest heat tile.");
break;
}
int randomIndex = UnityEngine.Random.Range(0, lowestHeatTiles.Count);
GridTile randomTile = lowestHeatTiles[randomIndex];
allowedSpawnTiles.Remove(randomTile);
foreach (var neighbour in randomTile.AllNeighbours)
{
allowedSpawnTiles.Remove(neighbour);
}
// Add heat, one circle cast per heat distance
for (int j = 1; j <= planetHeatDistance; j++)
{
float heatCastRadius = tileSize * j;
Collider2D[] allHits = Physics2D.OverlapCircleAll(randomTile.TileCenter, heatCastRadius, tileLayerMask);
foreach (var hit in allHits)
{
GridTile candidate = hit.GetComponent <GridTile>();
if (hit != null)
{
candidate.AddPlanetHeat(1);
}
}
}
if (GridManager.instance != null)
{
GridManager.instance.ReplaceTile(randomTile, 3);
}
foreach (var tile in _currentGridInfo.gameGridTiles)
{
// If same X
if (tile.tileX == randomTile.tileX)
{
// If not exact same tile
if (tile.tileY != randomTile.tileY)
{
// If neighbour
if (tile.tileY == randomTile.tileY - 1 || tile.tileY == randomTile.tileY + 1)
{
tile.AddPlanetHeat(2);
}
// If other
else
{
tile.AddPlanetHeat(1);
}
}
}
if (tile.tileY == randomTile.tileY)
{
// If not exact same tile
if (tile.tileX != randomTile.tileX)
{
// If neighbour
if (tile.tileX == randomTile.tileX - 1 || tile.tileX == randomTile.tileX + 1)
{
tile.AddPlanetHeat(2);
}
// If other
else
{
tile.AddPlanetHeat(1);
}
}
}
}
planetCount++;
}
}
