public static List <ProjectileCover> FindCover(PathfindingGrid walkable, PathfindingGrid flyable)
{
List <ProjectileCover> result = new List <ProjectileCover>();
for (int y = 0; y < walkable.GetHeight(); ++y)
{
for (int x = 0; x < walkable.GetWidth(); ++x)
{
if (walkable.GetCell(x, y) != null)
{
FindCover(x, y, flyable, result);
}
}
}
return(result);
}
private static void FindCover(int x, int y, PathfindingGrid flyable, List <ProjectileCover> result)
{
foreach (Vector2 direction in directions)
{
int adjX = (int)direction.x + x;
int adjY = (int)direction.y + y;
if (flyable.IsInside(adjX, adjY) && flyable.GetCell(adjX, adjY) == null)
{
Vector2 offset = new Vector2(-direction.y, direction.x);
offset.x *= flyable.GetCellSize().x * 0.5f;
offset.y *= flyable.GetCellSize().y * 0.5f;
Vector2 center = (flyable.CellCenter(x, y) + flyable.CellCenter((int)direction.x + x, (int)direction.y + y)) * 0.5f;
result.Add(new ProjectileCover(center + offset, center - offset));
}
}
}
