小编raj*_*aja的帖子

我正在看一个示例游戏项目.你能解释一下这些方面吗:

public static final int GAMEPAD_UP = 0x0040;

有什么用0x0040;？

这是完整的代码:

package com.androidemu;

public class Emulator {
    public static final int VIDEO_W = 240;
    public static final int VIDEO_H = 160;

    public static final int GAMEPAD_UP        = 0x0040;
    public static final int GAMEPAD_DOWN    = 0x0080;
    public static final int GAMEPAD_LEFT    = 0x0020;
    public static final int GAMEPAD_RIGHT    = 0x0010;
    public static final int GAMEPAD_A        = 0x0001;
    public static final int GAMEPAD_B        = 0x0002;
    public static final int GAMEPAD_SELECT    = …