[0] - nodes[sideNum-1][0])*(y-nodes[sideNum-1][1])/(nodes[0][1] - nodes[sideNum-1][1])+nodes[sideNum-1][0];
push(tx);
}
}
sortHeaps();
}

private void fillPolygon(int nodes[][])
{
gb.setColor(0x00ff0000);
for(int i = 0; i < nHeight; i++){

getCut(nodes,i);

int bx = 0;
if(heaps == null)
continue;

int j = 0;
while(heaps != null){
if((j%2)==0){
int ex = pop();

bx = ex;
}else{
int ex = pop();

gb.drawLine(bx,i,ex,i);
bx = ex;
}
j++;

}
}
}

private void drawPolygon(int nodes[][])
{
gb.setColor(0x0000ff00);
for(int i = 0; i < nodes.length-1; i++){
gb.drawLine(nodes[i][0],nodes[i][1],nodes[i+1][0],nodes[i+1][1]);
gb.fillArc(nodes[i][0] - 10,nodes[i][1] - 10,20,20,0,360);
}
gb.drawLine(nodes[0][0],nodes[0][1], nodes[nodes.length-1][0], nodes[nodes.length-1][1]);
gb.fillArc(nodes[nodes.length-1][0] - 10,nodes[nodes.length-1][1] - 10,20,20,0,360);
}

public void run()
{
gb.setColor(0x00ffffff);
gb.fillRect(0,0,nWidth,nHeight);
fillPolygon(nodes);
System.out.println("done1");
drawPolygon(nodes);
System.out.println("done2");
repaint();
}

private void pause(long t)
{
try{Thread.sleep(t);}catch(Exception e){}
}

public void keyPressed(int keyCode)
{

}

}

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