import fr.jussieu.script.Deug;

public class images_NB{
    public static void dessine(boolean[][] image) {
	for(int i = 0; i < image.length; i++)
	    for(int j = 0; j < image[i].length; j++) {
		if(image[i][j])
		    Deug.drawPoint(i, j);
	    }
    }

    public static boolean[][] croix(int l, int h){
	boolean[][] image = new boolean [l][h];
	for(int i = 0; i < l; i++)
	    image[i][h/2] = true;
    	for(int j = 0; j < h; j++)
	    image[l/2][j] = true;
	return image;
    }

    public static boolean[][] croixDiagonale(int l){
	boolean[][] image = new boolean [l][l];
	for(int i = 0; i < l; i++){
	    image[i][i] = true;
	    image[i][l-1-i] = true;
	}
	return image;
    }    

    public static boolean[][] superpose(boolean[][] im1, boolean[][] im2){
	boolean[][] image = new boolean [im1.length][im1[0].length];
	if ((im1.length != im2.length) || (im1[0].length != im2[0].length)){
	    Deug.println("les dimensions des 2 images ne correspondent pas");
	    return image;
	}
	for(int i = 0; i < image.length; i++)
	    for(int j = 0; j < image[i].length; j++)
		image[i][j] = im1[i][j] || im2[i][j];
	return image;
	

    }
    public static void main(String[] args){
	int longueur = 200, hauteur = 200;
	Deug.startDrawings(longueur, hauteur);
	boolean[][] img_croix = croix(longueur, hauteur);
	boolean[][] img_croix_diag = croixDiagonale(longueur);
	boolean[][] img_superpose = superpose(img_croix, img_croix_diag);
	dessine(img_superpose);
    }
}