public void ApplyTerrainChange(Vector2Int[] positions, Color[] colors)
{
Debug.Log("apply");
for (int i = 0; i < positions.Length; i++)
{
texture.SetPixel(positions[i].x, positions[i].y, colors[i]);
terrainChanges.Remove(positions[i]);
}
texture.Apply();
TerrainQuadTree.Instance.UpdateTerrainTexture(this);
// Find neighbors of positions and combine the colors
List <Vector2Int> parentPositions = new List <Vector2Int>();
List <Color> combinedColors = new List <Color>();
for (int i = 0; i < positions.Length; i++)
{
string lastChar = id.Substring(id.Length - 1);
Vector2Int basePos = new Vector2Int(Mathf.FloorToInt(positions[i].x / 2) * 2, Mathf.FloorToInt(positions[i].y / 2) * 2);
Color combinedColor = (texture.GetPixel(basePos.x, basePos.y) + texture.GetPixel(basePos.x + 1, basePos.y) + texture.GetPixel(basePos.x, basePos.y + 1) + texture.GetPixel(basePos.x + 1, basePos.y + 1)) / 4;
Vector2Int basePosOffset = new Vector2Int(lastChar == "1" || lastChar == "3" ? textureSize : 0, lastChar == "2" || lastChar == "3" ? textureSize : 0);
basePos.x += basePosOffset.x;
basePos.y += basePosOffset.y;
Vector2Int parentPosition = new Vector2Int(basePos.x / 2, basePos.y / 2);
if (!parentPositions.Contains(parentPosition))
{
parentPositions.Add(parentPosition);
combinedColors.Add(combinedColor);
}
}
parent.ApplyTerrainChangeRecursive(parentPositions, combinedColors);
}