sentinel—2波段介绍
时间: 2023-08-02 10:23:28 浏览: 61
_SPEED);
} catch (InterruptedException e) {
e.printStackTrace();
}
}
}
@Override
public void keyPressed(KeyEvent e) {
int keyCode = e.getKeyCode();
if (keyCode == KeyEvent.VK_UP && direction != KeyEvent.VK_DOWN) {
Sentinel-2是欧洲空间局(ESA)发射的一组地球观测卫星,其主要任务 direction = keyCode;
} else if (keyCode == KeyEvent.VK_DOWN && direction != KeyEvent.VK_UP) {
direction = keyCode;
是提供高分辨率、多光谱的地表覆盖信息。Sentinel-2卫星具有13个波 } else if (keyCode == KeyEvent.VK_LEFT && direction != KeyEvent.VK_RIGHT) {
direction = keyCode;
} else if (段,分别为:
1. 波长为443nm的蓝色波段(B1)
2. 波长为490nmkeyCode == KeyEvent.VK_RIGHT && direction != KeyEvent.VK_LEFT) {
direction = keyCode;
} else if (keyCode == KeyEvent.VK_SPACE的蓝色波段(B2)
3. 波长为560nm的绿色波段(B3)
4. 波长 && !running) {
running = true;
gameThread = new Thread(this);
gameThread.start();
} else if (为665nm的红色波段(B4)
5. 波长为705nm的红外波段(B5)
6keyCode == KeyEvent.VK_ENTER && gameOver) {
init();
}
}
@Override
public void keyTyped(KeyEvent e) {}
@Override
public void keyReleased(KeyEvent e) {}
public static void main(String[] args) {
JFrame frame =. 波长为740nm的红外波段(B6)
7. 波长为783nm的红外波段(B new JFrame("Snake Game");
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setResizable(false);
frame.setContentPane(new SnakeGame7)
8. 波长为842nm的红外波段(B8)
9. 波长为865nm的红外波());
frame.pack();
frame.setLocationRelativeTo(null);
frame.setVisible(true);
}
}
```
3. 2048 游戏段(B8a)
10. 波长为940nm的近红外波段(B9)
11. 波长为137:
```java
import java.awt.Color;
import java.awt.Font;
import java.awt.Graphics;
import java.awt.event.KeyEvent;
import java.awt5nm的短波红外波段(B11)
12. 波长为1610nm的短波红外波段(.event.KeyListener;
import java.util.ArrayList;
import java.util.List;
import java.util.Random;
import javax.swing.JFrame;
import javax.swing.JPanelB12)
13. 波长为2190nm的大气窗口波段(B10)
其中,蓝色、绿色;
public class TwentyFortyEight extends JPanel implements Runnable, KeyListener {
private static final long serialVersionUID = 1L;
private static final int WIDTH = 400;
private static final int HEIGHT = 400;
private static final Color COLOR_BACKGROUND = new Color和红色波段对应人眼可见光谱范围,而红外波段则能够检测到植被(0xbbada0);
private static final Color COLOR_EMPTY = new Color(0xcdc1b4);
private static final Color的健康状况和水分含量。这些波段的组合可以用于监测农作物、森林 COLOR_TEXT_DARK = new Color(0x776e65);
private static final Color COLOR_TEXT_LIGHT = new Color(0xf9、海洋、城市和灾害等地表覆盖类型。