じゃヴぁ０９０８ - プログラム倉庫

import java.awt.*;
import java.awt.event.*;
import java.awt.image.*;

class game0908 extends Frame{
PixelGrabber pg;
Color col;
Image img;
int w=500;
int h=500;
int size;
int red,green,blue;
int pix[]=new int[w*h];
int memor[][]=new int[h][w];
int memog[][]=new int[h][w];
int memob[][]=new int[h][w];  
double rgb[][]=new double[h][w];  
double drgb[][]=new double[h][w];  
int rin[][]=new int[h][w];  
int mx,nx,m,n;
int m1,n1,m2,n2;    
int sx,sy;
int j;
String s1,s2,s3,s4;
double maxd;
int maxn;

game0908(){  


s1="harada.jpg";
catchimg(s1);  

for (mx=0;mx<500;mx++){
for (nx=0;nx<500;nx++){  
rgb[mx][nx]=0.298912*memor[mx][nx] + 0.586611 * memog[mx][nx]+0.114478 *memob[mx][nx];
}
}



mx=100;
for (mx=0;mx<500;mx++){
maxd=0;
maxn=100;
for (nx=1;nx<200;nx++){  
drgb[mx][nx]=rgb[mx][nx]-rgb[mx][nx-1];
if(rgb[mx][nx]>250)drgb[mx][nx]=0;
if(drgb[mx][nx]*drgb[mx][nx]>maxd)maxn=nx;
if(drgb[mx][nx]*drgb[mx][nx]>maxd)maxd=drgb[mx][nx]*drgb[mx][nx];
}
if(maxd>10)rin[mx][maxn]=100;
System.out.println(maxn);
}


}

public static void main(String[] args) {
game0908 f = new game0908();
f.setSize(700,700);
f.setBackground(Color.blue) ;
f.setVisible(true);
f.addWindowListener(new WindowAdapter(){public void
windowClosing(WindowEvent e){System.exit(0);}});
}

public void paint( Graphics g ) {

g.setColor(Color.blue);
g.fillRect(0,0,700,700);
mx=1;
nx=1;
for (mx=0;mx<500;mx++){
for (nx=0;nx<500;nx++){  
g.setColor(new Color(memor[mx][nx],memog[mx][nx],memob[mx][nx]));  
g.fillRect(nx,mx,1,1);
}
}

g.setColor(Color.red);
for (mx=0;mx<500;mx++){
for (nx=0;nx<500;nx++){  
if(rin[mx][nx]>50)g.fillRect(nx,mx,1,1);
}
}


}

void catchimg(String s){

img = createImage(w,h);
img = Toolkit.getDefaultToolkit().getImage(s);
pg = new PixelGrabber(img,0,0,w,h,pix,0,w);

try{pg.grabPixels();}catch(InterruptedException ie){}
m=0;
n=0;
for(int i=0;i<w*h;i++){
int p = pix[i];
col=new Color(pix[i]);
red=col.getRed();
green=col.getGreen();
blue=col.getBlue();
memor[m][n]=red;
memog[m][n]=green;
memob[m][n]=blue;
n=n+1;
if (n==w)m=m+1;
if (n==w)n=0;
}

}





  
}