public class Game1 : Microsoft.Xna.Framework.Game
{
    Brick[,] bricks;

    private void StartGame()
    {
        for(int y = 0; y < bricksHigh; y++)
        {
            for(int x = 0; x < bricksWide; x++)
            {
                bricks[x,y] = new brick(parameters)
            }
        }
    }
};