public void SaveToPng()
{
System.IO.Directory.CreateDirectory(this.collisionMapPath + "/" +
this.collisionMapName + "/");
foreach (Quad quad in this.tree.leafList)
{
FileStream save = new FileStream(this.collisionMapPath + "/" +
this.collisionMapName + "/" + this.collisionMapName + "_" + quad.imageX + "_" + quad.imageY + ".png",
FileMode.OpenOrCreate);
Texture2D tex = quad.collisionTexture.texture;
tex.SaveAsPng(save, tex.Width, tex.Height);
save.Close();
save.Dispose();
}
}